Changes for page LT-22222-L -- LoRa I/O Controller User Manual
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... ... @@ -1,1 +1,1 @@ 1 -LT-22222-L LoRa IO Controller User Manual 1 +LT-22222-L -- LoRa I/O Controller User Manual - Author
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.pradeeka - Content
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... ... @@ -3,6 +3,10 @@ 3 3 4 4 5 5 6 + 7 + 8 + 9 + 6 6 **Table of Contents:** 7 7 8 8 {{toc/}} ... ... @@ -13,38 +13,32 @@ 13 13 14 14 15 15 16 -= 1.Introduction = 20 += 1. Introduction = 17 17 18 -== 1.1 What is LT SeriesI/O Controller ==22 +== 1.1 What is the LT-22222-L I/O Controller? == 19 19 20 20 ((( 21 - 22 - 23 23 ((( 24 -The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring. 25 -))) 26 -))) 26 +The Dragino (% style="color:blue" %)**LT-22222-L I/O Controller**(%%) is an advanced LoRaWAN device designed to provide seamless wireless long-range connectivity with various I/O options, including analog current and voltage inputs, digital inputs and outputs, and relay outputs. 27 27 28 -((( 29 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on. 28 +The LT-22222-L I/O Controller simplifies and enhances I/O monitoring and controlling. It is ideal for professional applications in wireless sensor networks, including irrigation systems, smart metering, smart cities, building automation, and more. These controllers are designed for easy, cost-effective deployment using LoRa wireless technology. 30 30 ))) 31 - 32 -((( 33 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology. 34 34 ))) 35 35 36 36 ((( 37 - The useenvironment includes:33 +With the LT-22222-L I/O Controller, users can transmit data over ultra-long distances with low power consumption using LoRa, a spread-spectrum modulation technique derived from chirp spread spectrum (CSS) technology that operates on license-free ISM bands. 38 38 ))) 39 39 40 40 ((( 41 -1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless. 42 -))) 37 +You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways: 43 43 44 -((( 45 -2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless. 39 +* If there is public LoRaWAN network coverage in the area where you plan to install the device (e.g., The Things Network), you can select a network and register the LT-22222-L I/O controller with it. 40 +* If there is no public LoRaWAN coverage in your area, you can set up a LoRaWAN gateway, or multiple gateways, and connect them to a LoRaWAN network server to create adequate coverage. Then, register the LT-22222-L I/O controller with this network. 41 +* Setup your own private LoRaWAN network. 46 46 47 - 43 +{{info}} 44 + You can use a LoRaWAN gateway, such as the [[Dragino LG308>>https://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]], to expand or create LoRaWAN coverage in your area. 45 +{{/info}} 48 48 ))) 49 49 50 50 ((( ... ... @@ -53,268 +53,256 @@ 53 53 54 54 ))) 55 55 56 -== 1.2 54 +== 1.2 Specifications == 57 57 58 -((( 59 - 60 - 61 61 (% style="color:#037691" %)**Hardware System:** 62 -))) 63 63 64 -* ((( 65 -STM32L072xxxx MCU 66 -))) 67 -* ((( 68 -SX1276/78 Wireless Chip 69 -))) 70 -* ((( 71 -((( 72 -Power Consumption: 73 -))) 58 +* STM32L072xxxx MCU 59 +* SX1276/78 Wireless Chip 60 +* Power Consumption: 61 +** Idle: 4mA@12V 62 +** 20dB Transmit: 34mA@12V 63 +* Operating Temperature: -40 ~~ 85 Degrees, No Dew 74 74 75 -* ((( 76 -Idle: 4mA@12v 77 -))) 78 -* ((( 79 -20dB Transmit: 34mA@12v 80 -))) 81 -))) 65 +(% style="color:#037691" %)**Interface for Model: LT22222-L:** 82 82 83 -((( 84 - 67 +* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50V, or 220V with optional external resistor) 68 +* 2 x Digital Output (NPN output. Max pull-up voltage 36V,450mA) 69 +* 2 x Relay Output (5A@250VAC / 30VDC) 70 +* 2 x 0~~20mA Analog Input (res:0.01mA) 71 +* 2 x 0~~30V Analog Input (res:0.01V) 72 +* Power Input 7~~ 24V DC. 85 85 86 -(% style="color:#037691" %)**Interface for Model: LT22222-L:** 87 -))) 74 +(% style="color:#037691" %)**LoRa Spec:** 88 88 89 -* (((90 - 2x DigitaldualdirectionInput(DetectHigh/Low signal, Max:50v,or220vwith optional external resistor)91 -) ))92 -* (((93 -2 xDigital Output(NPNoutput.Max pull upvoltage 36V,450mA)94 - )))95 -* (((96 - 2xRelay Output(5A@250VAC/30VDC)97 - )))98 -* (((99 - 2x0~~20mAAnalogInput(res:0.01mA)100 - )))101 -* (((102 - 2x0~~30VAnalog Input(res:0.01v)103 - )))104 -* (((105 - PowerInput7~~24VDC.106 - )))76 +* Frequency Range: 77 +** Band 1 (HF): 862 ~~ 1020 MHz 78 +** Band 2 (LF): 410 ~~ 528 MHz 79 +* 168 dB maximum link budget. 80 +* +20 dBm - 100 mW constant RF output vs. 81 +* +14 dBm high-efficiency PA. 82 +* Programmable bit rate up to 300 kbps. 83 +* High sensitivity: down to -148 dBm. 84 +* Bullet-proof front end: IIP3 = -12.5 dBm. 85 +* Excellent blocking immunity. 86 +* Low RX current of 10.3 mA, 200 nA register retention. 87 +* Fully integrated synthesizer with a resolution of 61 Hz. 88 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation. 89 +* Built-in bit synchronizer for clock recovery. 90 +* Preamble detection. 91 +* 127 dB Dynamic Range RSSI. 92 +* Automatic RF Sense and CAD with ultra-fast AFC. 93 +* Packet engine up to 256 bytes with CRC. 107 107 108 -((( 109 - 95 +== 1.3 Features == 110 110 111 -(% style="color:#037691" %)**LoRa Spec:** 112 -))) 97 +* LoRaWAN Class A & Class C modes 98 +* Optional Customized LoRa Protocol 99 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869 100 +* AT Commands to change parameters 101 +* Remotely configure parameters via LoRaWAN Downlink 102 +* Firmware upgradable via program port 103 +* Counting 113 113 114 -* ((( 115 -((( 116 -Frequency Range: 117 -))) 105 +== 1.4 Applications == 118 118 119 -* ((( 120 -Band 1 (HF): 862 ~~ 1020 Mhz 121 -))) 122 -* ((( 123 -Band 2 (LF): 410 ~~ 528 Mhz 124 -))) 125 -))) 126 -* ((( 127 -168 dB maximum link budget. 128 -))) 129 -* ((( 130 -+20 dBm - 100 mW constant RF output vs. 131 -))) 132 -* ((( 133 -+14 dBm high efficiency PA. 134 -))) 135 -* ((( 136 -Programmable bit rate up to 300 kbps. 137 -))) 138 -* ((( 139 -High sensitivity: down to -148 dBm. 140 -))) 141 -* ((( 142 -Bullet-proof front end: IIP3 = -12.5 dBm. 143 -))) 144 -* ((( 145 -Excellent blocking immunity. 146 -))) 147 -* ((( 148 -Low RX current of 10.3 mA, 200 nA register retention. 149 -))) 150 -* ((( 151 -Fully integrated synthesizer with a resolution of 61 Hz. 152 -))) 153 -* ((( 154 -FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation. 155 -))) 156 -* ((( 157 -Built-in bit synchronizer for clock recovery. 158 -))) 159 -* ((( 160 -Preamble detection. 161 -))) 162 -* ((( 163 -127 dB Dynamic Range RSSI. 164 -))) 165 -* ((( 166 -Automatic RF Sense and CAD with ultra-fast AFC. 167 -))) 168 -* ((( 169 -Packet engine up to 256 bytes with CRC. 107 +* Smart buildings & home automation 108 +* Logistics and supply chain management 109 +* Smart metering 110 +* Smart agriculture 111 +* Smart cities 112 +* Smart factory 170 170 114 +== 1.5 Hardware Variants == 171 171 172 - 116 + 117 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %) 118 +|(% style="background-color:#4f81bd; color:white; width:103px" %)**Model**|(% style="background-color:#4f81bd; color:white; width:131px" %)**Photo**|(% style="background-color:#4f81bd; color:white; width:266px" %)**Description** 119 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)((( 120 +(% style="text-align:center" %) 121 +[[image:image-20230424115112-1.png||height="106" width="58"]] 122 +)))|(% style="width:334px" %)((( 123 +* 2 x Digital Input (Bi-direction) 124 +* 2 x Digital Output 125 +* 2 x Relay Output (5A@250VAC / 30VDC) 126 +* 2 x 0~~20mA Analog Input (res:0.01mA) 127 +* 2 x 0~~30V Analog Input (res:0.01v) 128 +* 1 x Counting Port 173 173 ))) 174 174 175 -= =1.3Features==131 += 2. Assembling the device = 176 176 133 +== 2.1 Connecting the antenna == 177 177 178 - *LoRaWANClassA&ClassCprotocol135 +Connect the LoRa antenna to the antenna connector, **ANT**,** **located on the top right side of the device, next to the upper screw terminal block. Secure the antenna by tightening it clockwise. 179 179 180 -* Optional Customized LoRa Protocol 137 +{{warning}} 138 +Warning! Do not power on the device without connecting the antenna. 139 +{{/warning}} 181 181 182 - *Frequency Bands:CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869141 +== 2.2 Terminals == 183 183 184 - *ATCommands to change parameters143 +The LT-22222-L has two screw terminal blocks. The upper screw treminal block has 6 terminals and the lower screw terminal block has 10 terminals. 185 185 186 - * Remoteconfigureparameters viaLoRaDownlink145 +Upper screw terminal block (from left to right): 187 187 188 -* Firmware upgradable via program port 147 +(% style="width:634px" %) 148 +|=(% style="width: 295px;" %)Terminal|=(% style="width: 338px;" %)Function 149 +|(% style="width:295px" %)GND|(% style="width:338px" %)Ground 150 +|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage 151 +|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2 152 +|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1 153 +|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2 154 +|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1 189 189 190 - * Counting156 +Lower screw terminal block (from left to right): 191 191 158 +(% style="width:633px" %) 159 +|=(% style="width: 296px;" %)Terminal|=(% style="width: 334px;" %)Function 160 +|(% style="width:296px" %)RO1-2|(% style="width:334px" %)Relay Output 1 161 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %)Relay Output 1 162 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %)Relay Output 2 163 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %)Relay Output 2 164 +|(% style="width:296px" %)DI2+|(% style="width:334px" %)Digital Input 2 165 +|(% style="width:296px" %)DI2-|(% style="width:334px" %)Digital Input 2 166 +|(% style="width:296px" %)DI1+|(% style="width:334px" %)Digital Input 1 167 +|(% style="width:296px" %)DI1-|(% style="width:334px" %)Digital Input 1 168 +|(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2 169 +|(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1 192 192 171 +== 2.3 Powering the device == 193 193 194 - ==1.4Applications==173 +The LT-22222-L I/O Controller can be powered by a **7–24V DC** power source. Connect your power supply’s positive wire to the VIN and the negative wire to the GND screw terminals. The power indicator **(PWR) LED** will turn on when the device is properly powered. 195 195 175 +Once powered, the **TX LED** will **fast-blink 5 times** which means the LT-22222-L will enter the **work mode** and start to **join** The Things Stack. The **TX LED** will be on for **5 seconds** after joining the network. When there is a **downlink** message from the server, the **RX LED** will be on for **1 second**. When the device is sending an uplink message to the server, the **TX LED** will be on for **1 second**. See also LED status. 196 196 197 -* Smart Buildings & Home Automation 177 +{{warning}} 178 +We recommend that you power on the LT-22222-L after configuring its registration information with a LoRaWAN network server. Otherwise, the device will continuously send join-request messages to attempt to join a LoRaWAN network but will fail. 179 +{{/warning}} 198 198 199 -* Logistics and Supply Chain Management 200 200 201 - * Smart Metering182 +[[image:1653297104069-180.png]] 202 202 203 -* Smart Agriculture 204 204 205 - *SmartCities185 += 3. Registering with a LoRaWAN Network Server = 206 206 207 - *SmartFactory187 +By default, the LT-22222-L is configured to operate in LoRaWAN Class C mode. It supports OTAA (Over-the-Air Activation), the most secure method for activating a device with a LoRaWAN network server. The LT-22222-L comes with device registration information that allows you to register it with a LoRaWAN network, enabling the device to perform OTAA activation with the network server upon initial power-up and after any subsequent reboots. 208 208 189 +After powering on, the **TX LED** will **fast-blink 5 times** which means the LT-22222-L will enter the **work mode** and start to **join** the LoRaWAN network. The **TX LED** will be on for **5 seconds** after joining the network. When there is a **downlink** message from the server, the **RX LED** will be on for **1 second**. When the device is sending an uplink message to the server, the **TX LED** will be on for **1 second**. See also LED status. 209 209 191 +In case you can't set the root key and other identifiers in the network server and must use them from the server, you can use [[AT Commands>>||anchor="H4.UseATCommand"]] to configure them on the device. 210 210 211 - ==1.5 HardwareVariants ==193 +The network diagram below shows how the LT-22222-L is connected to a typical LoRaWAN network. 212 212 195 +[[image:image-20220523172350-1.png||height="266" width="864"]] 213 213 214 -(% border="1" style="background-color:#f2f2f2; width:500px" %) 215 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description** 216 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)((( 217 -(% style="text-align:center" %) 218 -[[image:image-20230424115112-1.png||height="106" width="58"]] 219 -)))|(% style="width:334px" %)((( 220 -* 2 x Digital Input (Bi-direction) 221 -* 2 x Digital Output 222 -* 2 x Relay Output (5A@250VAC / 30VDC) 223 -* 2 x 0~~20mA Analog Input (res:0.01mA) 224 -* 2 x 0~~30V Analog Input (res:0.01v) 225 -* 1 x Counting Port 226 -))) 197 +=== 3.2.1 Prerequisites === 227 227 199 +Make sure you have the device registration information such as DevEUI, AppEUI, and AppKey with you. The registration information can be found on a sticker that can be found inside the package. Please keep the **registration information** sticker in a safe place for future reference. 228 228 201 +[[image:image-20230425173427-2.png||height="246" width="530"]] 229 229 230 - =2. PowerONDevice=203 +The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers. 231 231 205 +=== 3.2.2 The Things Stack Sandbox (TTSS) === 232 232 233 -((( 234 -The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller. 235 -))) 207 +The Things Stack Sandbox was formally called The Things Stack Community Edition. 236 236 237 -((( 238 -PWR will on when device is properly powered. 209 +* Log in to your [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] account. 210 +* Create an application with The Things Stack if you do not have one yet. 211 +* Go to your application page and click on the **End devices** in the left menu. 212 +* On the End devices page, click on **+ Register end device**. Two registration options are available: 239 239 240 - 241 -))) 214 +==== 3.2.2.1 Using the LoRaWAN Device Repository ==== 242 242 243 -[[image:1653297104069-180.png]] 216 +* On the **Register end device** page: 217 +** Select the option **Select the end device in the LoRaWAN Device Repository **under **Input method**. 218 +** Select the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)** from the respective dropdown lists. 219 +*** **End device brand**: Dragino Technology Co., Limited 220 +*** **Model**: LT22222-L I/O Controller 221 +*** **Hardware ver**: Unknown 222 +*** **Firmware ver**: 1.6.0 223 +*** **Profile (Region)**: Select the region that matches your device. 224 +** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. 244 244 226 +[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]] 245 245 246 -= 3. Operation Mode = 247 247 248 -== 3.1 How it works? == 229 +* Register end device page continued... 230 +** Enter the **AppEUI** in the **JoinEUI** field and click the **Confirm** button. If The Things Stack accepts the JoinEUI you provided, it will display the message 'This end device can be registered on the network'. 231 +** In the **DevEUI** field, enter the **DevEUI**. 232 +** In the **AppKey** field, enter the **AppKey.** 233 +** In the **End device ID** field, enter a unique name for your LT-22222-N within this application. 234 +** Under **After registration**, select the **View registered end device** option. 249 249 236 +[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]] 250 250 251 -((( 252 -The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 253 -))) 238 +==== ==== 254 254 255 -((( 256 -In case user can't set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices. 257 -))) 240 +==== 3.2.2.2 Adding device manually ==== 258 258 242 +* On the **Register end device** page: 243 +** Select the option **Enter end device specifies manually** under **Input method**. 244 +** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. 245 +** Select the **LoRaWAN version** as **LoRaWAN Specification 1.0.3** 246 +** Select the **Regional Parameters version** as** RP001 Regional Parameters 1.0.3 revision A** 247 +** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the hidden section. 248 +** Select the option **Over the air activation (OTAA)** under the **Activation mode.** 249 +** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities** dropdown list. 259 259 260 - == 3.2 Exampleo joinLoRaWANnetwork==251 +[[image:lt-22222-l-manually-p1.png||height="625" width="1000"]] 261 261 262 262 263 -((( 264 -This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 254 +* Register end device page continued... 255 +** Enter the **AppEUI** in the **JoinEUI** field and click the **Confirm** button. If The Things Stack accepts the JoinEUI you provided, it will display the message 'This end device can be registered on the network' 256 +** In the **DevEUI** field, enter the **DevEUI**. 257 +** In the **AppKey** field, enter the **AppKey**. 258 +** In the **End device ID** field, enter a unique name for your LT-22222-N within this application. 259 +** Under **After registration**, select the **View registered end device** option. 260 +** Click the **Register end device** button. 265 265 266 - 267 -))) 262 +[[image:lt-22222-l-manually-p2.png||height="625" width="1000"]] 268 268 269 -[[image:image-20220523172350-1.png||height="266" width="864"]] 270 270 265 +You will be navigated to the **Device overview** page. 271 271 272 -((( 273 -The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN: 274 274 275 - 276 -))) 268 +[[image:lt-22222-device-overview.png||height="625" width="1000"]] 277 277 278 -((( 279 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 280 -))) 281 281 282 -((( 283 -Each LT is shipped with a sticker with the default device EUI as below: 284 -))) 271 +==== 3.2.2.3 Joining ==== 285 285 286 - [[image:image-20230425173427-2.png||height="246"width="530"]]273 +On the Device overview page, click on **Live data** tab. The Live data panel for your device will display. 287 287 275 +Now power on your LT-22222-L. It will begin joining The Things Stack. In the **Live data** panel, you can see the **join-request** and **join-accept** messages exchanged between the device and the network server. Once successfully joined, the device will send its first **uplink data message** to the application it belongs to (in this example, **dragino-docs**). 288 288 289 -Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 290 290 291 - **Add APP EUIinapplication.**278 +[[image:lt-22222-join-network.png||height="625" width="1000"]] 292 292 293 -[[image:1653297955910-247.png||height="321" width="716"]] 294 294 281 +By default, you will receive an uplink data message from the device every 10 minutes. 295 295 296 -** AddAPPKEYandDEVEUI**283 +Click on one of a **Forward uplink data messages **to see its payload content. The payload content is encapsulated within the decode_payload {} JSON object. 297 297 298 -[[image: 1653298023685-319.png]]285 +[[image:lt-22222-ul-payload-decoded.png]] 299 299 300 300 288 +If you can't see the decoded payload, it is because you haven't added the uplink formatter code. To add the uplink formatter code, select **End devices** > **LT-22222-L** > **Payload formatters** > **Uplink**. Then select **Use Device repository formatters** for the **Formatter type** dropdown. Click the **Save changes** button to apply the changes. 301 301 302 -((( 303 -(% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel. 290 +{{info}} 291 +The Things Stack provides two levels of payload formatters: application level and device level. The device-level payload formatters **override **the application-level payload formatters. 292 +{{/info}} 304 304 305 - 306 -))) 294 +[[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]] 307 307 308 -[[image:1653298044601-602.png||height="405" width="709"]] 309 309 297 +== 3.3 Work Modes and Uplink Payload formats == 310 310 311 -== 3.3 Uplink Payload == 312 312 300 +The LT-22222-L has 5 **work modes**. It also has an interrupt/trigger mode for different types of applications that can be used together with any work mode as an additional feature. The default mode is MOD1 and you can switch between these modes using AT commands. 313 313 314 - Therearefiveworking modes+oneinterrupt modeon LTfordifferenttypeapplication:302 +* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO 315 315 316 -* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 317 - 318 318 * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 319 319 320 320 * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO ... ... @@ -325,16 +325,17 @@ 325 325 326 326 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 327 327 314 +The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes. 328 328 329 - 330 330 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 331 331 332 - 333 333 ((( 334 -Th e uplink payload includestotally 9 bytes. Uplink packetsuse FPORT=2 and every 10 minutessendoneuplink by default. (%style="display:none" %)319 +This is the default mode. 335 335 336 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 337 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1** 321 +The uplink payload is 11 bytes long. (% style="display:none" wfd-invisible="true" %) 322 + 323 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 324 +|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** 338 338 |Value|((( 339 339 AVI1 voltage 340 340 )))|((( ... ... @@ -343,31 +343,31 @@ 343 343 ACI1 Current 344 344 )))|((( 345 345 ACI2 Current 346 -)))|DIDORO*|((( 333 +)))|**DIDORO***|((( 347 347 Reserve 348 348 )))|MOD 349 349 ))) 350 350 351 351 ((( 352 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below339 +(% style="color:#4f81bd" %)*** DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, and its size is1 byte long as shown below. 353 353 354 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)355 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 356 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1 341 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 342 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 343 +|RO1|RO2|--DI3--|DI2|DI1|--DO3--|DO2|DO1 357 357 ))) 358 358 359 -* RO is for relay. ROx=1 close,ROx=0 alwaysopen.360 -* DI is for digital input. DIx=1: highorfloat, DIx=0:low.361 -* DO is for reverse digital output. DOx=1: output low, DOx=0:highorfloat.346 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 347 +* DI is for digital input. DIx=1: HIGH or FLOATING, DIx=0: LOW. 348 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 362 362 363 -(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L** 350 +(% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L** 364 364 365 -For example if payload is: [[image:image-20220523175847-2.png]] 352 +For example, if the payload is: [[image:image-20220523175847-2.png]] 366 366 367 367 368 -**The value fortheinterfaceis: **355 +**The interface values can be calculated as follows: ** 369 369 370 -AVI1 channel voltage is 0x04AB/1000=1195 (DEC)/1000=1.195V357 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 371 371 372 372 AVI2 channel voltage is 0x04AC/1000=1.196V 373 373 ... ... @@ -375,40 +375,35 @@ 375 375 376 376 ACI2 channel current is 0x1300/1000=4.864mA 377 377 378 -The last byte 0xAA= 10101010( B) means365 +The last byte 0xAA= **10101010**(b) means, 379 379 380 -* [1] RO1 relay channel is close and the RO1 LED is ON. 381 -* [0] RO2 relay channel is open and RO2 LED is OFF; 367 +* [1] The RO1 relay channel is CLOSED, and the RO1 LED is ON. 368 +* [0] The RO2 relay channel is OPEN, and the RO2 LED is OFF. 369 +* **[1] DI3 - not used for LT-22222-L.** 370 +* [0] DI2 channel input is LOW, and the DI2 LED is OFF. 371 +* [1] DI1 channel input state: 372 +** DI1 is FLOATING when no sensor is connected between DI1+ and DI1-. 373 +** DI1 is HIGH when a sensor is connected between DI1- and DI1+ and the sensor is ACTIVE. 374 +** DI1 LED is ON in both cases. 375 +* **[0] DO3 - not used for LT-22222-L.** 376 +* [1] DO2 channel output is LOW, and the DO2 LED is ON. 377 +* [0] DO1 channel output state: 378 +** DO1 is FLOATING when there is no load between DO1 and V+. 379 +** DO1 is HIGH when there is a load between DO1 and V+. 380 +** DO1 LED is OFF in both cases. 382 382 383 -**LT22222-L:** 384 - 385 -* [1] DI2 channel is high input and DI2 LED is ON; 386 -* [0] DI1 channel is low input; 387 - 388 -* [0] DO3 channel output state 389 -** DO3 is float in case no load between DO3 and V+.; 390 -** DO3 is high in case there is load between DO3 and V+. 391 -** DO3 LED is off in both case 392 -* [1] DO2 channel output is low and DO2 LED is ON. 393 -* [0] DO1 channel output state 394 -** DO1 is float in case no load between DO1 and V+.; 395 -** DO1 is high in case there is load between DO1 and V+. 396 -** DO1 LED is off in both case 397 - 398 - 399 - 400 400 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 401 401 402 402 403 403 ((( 404 -**For LT-22222-L**: this mode the**DI1 and DI2** are used as counting pins.386 +**For LT-22222-L**: In this mode, **DI1 and DI2** are used as counting pins. 405 405 ))) 406 406 407 407 ((( 408 -T otal:11 bytespayload390 +The uplink payload is 11 bytes long. 409 409 410 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)411 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**392 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 393 +|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** 412 412 |Value|COUNT1|COUNT2 |DIDORO*|((( 413 413 Reserve 414 414 )))|MOD ... ... @@ -415,40 +415,36 @@ 415 415 ))) 416 416 417 417 ((( 418 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DO3, DO2 and DO1.Totally1bytesas below400 +(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination of RO1, RO2, FIRST, Reserve, Reserve, DO3, DO2 and DO1, and its size is 1 byte long as shown below. 419 419 420 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)421 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 422 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 402 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 403 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 404 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 423 423 424 -RO is for relay. ROx=1 close,ROx=0 alwaysopen.406 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 425 425 ))) 426 426 427 -* FIRST: Indicate this is the first packet after join network. 428 -* DO is for reverse digital output. DOx=1: output low, DOx=0:highorfloat.409 +* FIRST: Indicates that this is the first packet after joining the network. 410 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 429 429 430 430 ((( 431 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 432 -))) 413 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L** 433 433 434 -((( 435 435 416 +))) 436 436 437 -**To use counting mode, please run:** 418 +((( 419 +**To activate this mode, run the following AT commands:** 438 438 ))) 439 439 422 +((( 440 440 (% class="box infomessage" %) 441 441 ((( 442 -((( 443 -((( 444 444 **AT+MOD=2** 445 -))) 446 446 447 -((( 448 448 **ATZ** 449 449 ))) 450 450 ))) 451 -))) 452 452 453 453 ((( 454 454 ... ... @@ -459,17 +459,17 @@ 459 459 ((( 460 460 **For LT22222-L:** 461 461 462 -(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** lowlevel,valid signal is 100ms) **440 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (sets the DI1 port to trigger on a LOW level. The valid signal duration is 100ms) ** 463 463 464 -(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** highlevel,valid signal is 100ms442 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (sets the DI1 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 465 465 466 -(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** lowlevel,valid signal is 100ms) **444 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (sets the DI2 port to trigger on a LOW level. The valid signal duration is 100ms) ** 467 467 468 -(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** highlevel,valid signal is 100ms446 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (sets the DI2 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 469 469 470 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** Set COUNT1 value to 60)**448 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (sets the COUNT1 value to 60)** 471 471 472 -(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** Set COUNT2 value to 60)**450 +(% style="color:blue" %)**AT+SETCNT=2,60 **(%%)**(sets the COUNT2 value to 60)** 473 473 ))) 474 474 475 475 ... ... @@ -476,10 +476,10 @@ 476 476 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 477 477 478 478 479 -**LT22222-L**: This mode the DI1 is used as a counting pin.457 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 480 480 481 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)482 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**459 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 460 +|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** 483 483 |Value|COUNT1|((( 484 484 ACI1 Current 485 485 )))|((( ... ... @@ -487,41 +487,39 @@ 487 487 )))|DIDORO*|Reserve|MOD 488 488 489 489 ((( 490 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below468 +(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below. 491 491 492 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)493 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 494 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 470 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 471 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 472 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 495 495 ))) 496 496 497 -* RO is for relay. ROx=1 ,ROx=0 always open.498 -* FIRST: Indicate this is the first packet after join network. 499 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 475 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 476 +* FIRST: Indicates that this is the first packet after joining the network. 477 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 500 500 501 501 ((( 502 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 480 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 503 503 ))) 504 504 505 505 506 506 ((( 507 -**To usecountingmode,pleaserun:**485 +**To activate this mode, run the following AT commands:** 508 508 ))) 509 509 488 +((( 510 510 (% class="box infomessage" %) 511 511 ((( 512 -((( 513 -((( 514 514 **AT+MOD=3** 515 -))) 516 516 517 -((( 518 518 **ATZ** 519 519 ))) 520 520 ))) 521 -))) 522 522 523 523 ((( 524 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 498 +AT Commands for counting: 499 + 500 +The AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 525 525 ))) 526 526 527 527 ... ... @@ -529,14 +529,14 @@ 529 529 530 530 531 531 ((( 532 -**LT22222-L**: This mode the DI1 is used as a counting pin.508 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 533 533 ))) 534 534 535 535 ((( 536 -The AVI1 is also used for counting. AVI1 is usedtomonitor the voltage.Itwillcheck thevoltage**every 60s**,if voltage is higher or lower than VOLMAX mV, the AVI1Countingincrease 1,so AVI1 countingcanbe used to measure a machine working hour.512 +The AVI1 is also used for counting. It monitors the voltage and checks it every **60 seconds**. If the voltage is higher or lower than VOLMAX mV, the AVI1 count increases by 1, allowing AVI1 counting to be used to measure a machine's working hours. 537 537 538 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)539 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**514 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 515 +|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** 540 540 |Value|COUNT1|AVI1 Counting|DIDORO*|((( 541 541 Reserve 542 542 )))|MOD ... ... @@ -543,55 +543,50 @@ 543 543 ))) 544 544 545 545 ((( 546 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below522 +(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below. 547 547 548 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)549 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 550 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 524 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 525 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 526 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 551 551 ))) 552 552 553 -* RO is for relay. ROx=1 ,ROx=0 always open.554 -* FIRST: Indicate this is the first packet after join network. 555 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 529 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 530 +* FIRST: Indicates that this is the first packet after joining the network. 531 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 556 556 557 557 ((( 558 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 559 -))) 534 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 560 560 561 -((( 562 562 537 +))) 563 563 564 -**To use this mode, please run:** 539 +((( 540 +**To activate this mode, run the following AT commands:** 565 565 ))) 566 566 543 +((( 567 567 (% class="box infomessage" %) 568 568 ((( 569 -((( 570 -((( 571 571 **AT+MOD=4** 572 -))) 573 573 574 -((( 575 575 **ATZ** 576 576 ))) 577 577 ))) 578 -))) 579 579 580 - 581 581 ((( 582 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 553 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 583 583 ))) 584 584 585 585 ((( 586 -** Plusbelow command for AVI1 Counting:**557 +**In addition to that, below are the commands for AVI1 Counting:** 587 587 588 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** set AVI Count to 60)**559 +(% style="color:blue" %)**AT+SETCNT=3,60 **(%%)**(Sets AVI Count to 60)** 589 589 590 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** 561 +(% style="color:blue" %)**AT+VOLMAX=20000 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 591 591 592 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** 563 +(% style="color:blue" %)**AT+VOLMAX=20000,0 **(%%)**(If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 593 593 594 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** 565 +(% style="color:blue" %)**AT+VOLMAX=20000,1 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 595 595 ))) 596 596 597 597 ... ... @@ -598,10 +598,10 @@ 598 598 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 599 599 600 600 601 -**LT22222-L**: This mode the DI1 is used as a counting pin.572 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 602 602 603 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)604 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**574 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 575 +|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** 605 605 |Value|((( 606 606 AVI1 voltage 607 607 )))|((( ... ... @@ -613,44 +613,38 @@ 613 613 )))|MOD 614 614 615 615 ((( 616 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below587 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below. 617 617 618 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)619 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 589 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 590 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 620 620 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 621 621 ))) 622 622 623 -* RO is for relay. ROx=1 ,ROx=0 always open.624 -* FIRST: Indicate this is the first packet after join network. 594 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 595 +* FIRST: Indicates that this is the first packet after joining the network. 625 625 * ((( 626 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 597 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 627 627 ))) 628 628 629 629 ((( 630 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 601 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 631 631 ))) 632 632 633 633 ((( 634 - 635 - 636 -**To use this mode, please run:** 605 +**To activate this mode, run the following AT commands:** 637 637 ))) 638 638 608 +((( 639 639 (% class="box infomessage" %) 640 640 ((( 641 -((( 642 -((( 643 643 **AT+MOD=5** 644 -))) 645 645 646 -((( 647 647 **ATZ** 648 648 ))) 649 649 ))) 650 -))) 651 651 652 652 ((( 653 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 618 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 654 654 ))) 655 655 656 656 ... ... @@ -657,49 +657,48 @@ 657 657 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 658 658 659 659 660 -(% style="color:#4f81bd" %)**This mode is anoptionalmode for trigger purpose. It can runtogether with other mode.**625 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.** 661 661 662 -For example, if u serhasconfiguredbelow commands:627 +For example, if you configured the following commands: 663 663 664 -* **AT+MOD=1 ** **~-~->** The normal workingmode665 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 629 +* **AT+MOD=1 ** **~-~->** The default work mode 630 +* **AT+ADDMOD6=1** **~-~->** Enable trigger mode 666 666 667 -LT will keepmonitoringAV1/AV2/AC1/AC2 every 5 seconds;LT will send uplink packets in two cases:632 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases: 668 668 669 -1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type 670 -1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.** 634 +1. Periodically uplink (Based on TDC time). The payload is the same as in normal mode (MOD=1 for the commands above). These are (% style="color:#4f81bd" %)**unconfirmed**(%%) uplinks. 635 +1. ((( 636 +Trigger uplink when the trigger condition is met. LT will send two packets in this case. The first uplink uses the payload specified in trigger mode (MOD=6). The second packet uses the normal mode payload (MOD=1 as set above). Both are (% style="color:#4f81bd" %)**confirmed uplinks.** 637 +))) 671 671 672 -(% style="color:#037691" %)**AT Command to set Trigger Condition**: 639 +(% style="color:#037691" %)**AT Commands to set Trigger Condition**: 673 673 641 +(% style="color:#4f81bd" %)**Trigger based on voltage**: 674 674 675 -(% style="color:#4f81bd" %)**Trigger base on voltage**: 676 - 677 677 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> 678 678 679 679 680 680 **Example:** 681 681 682 -AT+AVLIM=3000,6000,0,2000 ( If AVI1 voltage lower than 3vor higher than 6v.v, LT will trigger Uplink)648 +AT+AVLIM=3000,6000,0,2000 (triggers an uplink if AVI1 voltage is lower than 3V or higher than 6V, or if AV2 voltage is higher than 2V) 683 683 684 -AT+AVLIM=5000,0,0,0 ( If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)650 +AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use) 685 685 686 686 653 +(% style="color:#4f81bd" %)**Trigger based on current**: 687 687 688 -(% style="color:#4f81bd" %)**Trigger base on current**: 689 - 690 690 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> 691 691 692 692 693 693 **Example:** 694 694 695 -AT+ACLIM=10000,15000,0,0 ( If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)660 +AT+ACLIM=10000,15000,0,0 (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA) 696 696 697 697 663 +(% style="color:#4f81bd" %)**Trigger based on DI status**: 698 698 699 - (%style="color:#4f81bd"%)**Triggerbaseon DI status**:665 +DI status triggers Flag. 700 700 701 -DI status trigger Flag. 702 - 703 703 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 704 704 705 705 ... ... @@ -708,42 +708,41 @@ 708 708 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 709 709 710 710 711 -(% style="color:#037691" %)**Downlink Command toset Trigger Condition:**675 +(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:** 712 712 713 713 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 714 714 715 715 Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4 716 716 717 - AA: Code for this downlink Command: 681 + AA: Type Code for this downlink Command: 718 718 719 - xx: 0: Limit for AV1 and AV2; ,DI2 trigger enable/disable683 + xx: **0**: Limit for AV1 and AV2; **1**: limit for AC1 and AC2; **2**: DI1and DI2 trigger enable/disable. 720 720 721 - yy1 yy1: AC1 or AV1 lowlimit or DI1/DI2 trigger status.685 + yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status. 722 722 723 - yy2 yy2: AC1 or AV1 highlimit.687 + yy2 yy2: AC1 or AV1 HIGH limit. 724 724 725 - yy3 yy3: AC2 or AV2 lowlimit.689 + yy3 yy3: AC2 or AV2 LOW limit. 726 726 727 - Yy4 yy4: AC2 or AV2 highlimit.691 + Yy4 yy4: AC2 or AV2 HIGH limit. 728 728 729 729 730 -**Example1**: AA 00 13 88 00 00 00 00 00 00 694 +**Example 1**: AA 00 13 88 00 00 00 00 00 00 731 731 732 -Same as AT+AVLIM=5000,0,0,0 If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)696 +Same as AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage is lower than 5V. Use 0s for parameters that are not in use) 733 733 734 734 735 -**Example2**: AA 02 01 00 699 +**Example 2**: AA 02 01 00 736 736 737 -Same as AT+ DTRI =1,0 701 +Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 738 738 739 739 740 - 741 741 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 742 742 743 -MOD6 Payload payload706 +MOD6 Payload: total of 11 bytes 744 744 745 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)746 -|(% style="background-color:# d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**708 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 709 +|(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:49px" %)**6**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:50px" %)**1** 747 747 |Value|((( 748 748 TRI_A FLAG 749 749 )))|((( ... ... @@ -754,10 +754,10 @@ 754 754 MOD(6) 755 755 ))) 756 756 757 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 720 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below 758 758 759 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)760 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 722 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 723 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 761 761 |((( 762 762 AV1_LOW 763 763 )))|((( ... ... @@ -776,17 +776,17 @@ 776 776 AC2_HIGH 777 777 ))) 778 778 779 -* Each bit sshows if the corresponding trigger has been configured.742 +* Each bit shows if the corresponding trigger has been configured. 780 780 781 781 **Example:** 782 782 783 -10100000: Means the system has configure to use the trigger: A C1_LOW and AV2_LOW746 +10100000: Means the system has configure to use the trigger: AV1_LOW and AV2_LOW 784 784 785 785 786 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 749 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below 787 787 788 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)789 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 751 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 752 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 790 790 |((( 791 791 AV1_LOW 792 792 )))|((( ... ... @@ -805,20 +805,20 @@ 805 805 AC2_HIGH 806 806 ))) 807 807 808 -* Each bit sshows which status has been trigger on this uplink.771 +* Each bit shows which status has been triggered on this uplink. 809 809 810 810 **Example:** 811 811 812 -10000000: Means this p acketis trigger by AC1_LOW.Means voltage too low.775 +10000000: Means this uplink is triggered by AV1_LOW. That means the voltage is too low. 813 813 814 814 815 815 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below 816 816 817 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)780 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 818 818 |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 819 819 |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG 820 820 821 -* Each bits shows which status has been trigger on this uplink. 784 +* Each bits shows which status has been triggered on this uplink. 822 822 823 823 **Example:** 824 824 ... ... @@ -845,65 +845,83 @@ 845 845 ))) 846 846 847 847 848 -== 3.4 Configure LT via AT or Downlink == 811 +== 3.4 Configure LT-22222-L via AT Commands or Downlinks == 849 849 850 - 851 851 ((( 852 - Usercan configure LT I/O Controller via AT Commands or LoRaWAN DownlinkCommands814 +You can configure LT-22222-L I/O Controller via AT Commands or LoRaWAN Downlinks. 853 853 ))) 854 854 855 855 ((( 856 856 ((( 857 -There are two kinds ofCommands:819 +There are two tytes of commands: 858 858 ))) 859 859 ))) 860 860 861 -* (% style="color:blue" %)**Common Commands**(%%):They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]823 +* (% style="color:blue" %)**Common commands**(%%): 862 862 863 -* (% style="color:blue" %)**Sensor RelatedCommands**(%%):These commands are special designed for LT-22222-L. User can see these commands below:825 +* (% style="color:blue" %)**Sensor-related commands**(%%): 864 864 827 +=== 3.4.1 Common commands === 865 865 866 - 867 -=== 3.4.1 Common Commands === 868 - 869 - 870 870 ((( 871 -The yshouldbe available for each of DraginoSensors,such as:changeuplink interval,reset device. For firmware v1.5.4, usercan findwhat common commandsit supports:830 +These are available for each sensors and include actions such as changing the uplink interval or resetting the device. For firmware v1.5.4, you can find the supported common commands under: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]s. 872 872 ))) 873 873 833 +=== 3.4.2 Sensor-related commands === 874 874 875 - ===3.4.2Sensorrelated commands===835 +These commands are specially designed for the LT-22222-L. Commands can be sent to the device using options such as an AT command or a LoRaWAN downlink payload. 876 876 877 877 ==== 3.4.2.1 Set Transmit Interval ==== 878 878 839 +Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes. 879 879 880 - Setdevice uplink interval.841 +(% style="color:#037691" %)**AT command** 881 881 882 -* (% style="color:#037691" %)**AT Command:** 843 +(% style="width:500px" %) 844 +|**Command**|AT+TDC<time> 845 +|**Response**| 846 +|**Parameters**|<time> uplink interval is in milliseconds 847 +|**Example**|((( 848 +AT+TDC=30000 883 883 884 -(% style="color:blue" %)**AT+TDC=N ** 850 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 851 +))) 885 885 853 +(% style="color:#037691" %)**Downlink payload** 886 886 887 -**Example: **AT+TDC=30000. Means set interval to 30 seconds 855 +(% style="width:500px" %) 856 +|**Payload**|((( 857 +<prefix><time> 858 +))) 859 +|**Parameters**|((( 860 +<prefix> 0x01 888 888 862 +<time> uplink interval is in milliseconds, represented by 3 bytes in hexadecimal. 863 +))) 864 +|**Example**|((( 865 +01 **00 75 30** 889 889 890 - * (%style="color:#037691"%)**DownlinkPayload(prefix0x01):**867 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 891 891 892 - (% style="color:blue"%)**0x01aa bb cc **(%%)**~/~/Same as AT+TDC=0x(aabb cc)**869 +Conversion: 30000 (dec) = 00 75 30 (hex) 893 893 871 +See [[RapidTables>>https://www.rapidtables.com/convert/number/decimal-to-hex.html?x=30000]] 872 +))) 894 894 874 +==== 3.4.2.2 Set the Work Mode (AT+MOD) ==== 895 895 896 -==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 897 897 877 +Sets the work mode. 898 898 899 - Setworkmode.879 +* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N ** 900 900 901 - *(%style="color:#037691"%)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N **881 +Where N is the work mode. 902 902 903 -**Example**: AT+MOD=2. Set work mode to Double DI counting mode883 +**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode. 904 904 905 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 906 906 886 +* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):** 887 + 907 907 (% style="color:blue" %)**0x0A aa **(%%)** ** ~/~/ Same as AT+MOD=aa 908 908 909 909 ... ... @@ -910,11 +910,12 @@ 910 910 911 911 ==== 3.4.2.3 Poll an uplink ==== 912 912 894 +Requests the device to send an uplink. 913 913 914 -* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink 915 915 897 +* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink 916 916 917 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**899 +* (% style="color:#037691" %)**Downlink payload (prefix 0x08):** 918 918 919 919 (% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 920 920 ... ... @@ -922,16 +922,15 @@ 922 922 923 923 924 924 925 -==== 3.4.2.4 Enable Trigger Mode ==== 907 +==== 3.4.2.4 Enable/Disable Trigger Mode ==== 926 926 909 +Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]). 927 927 928 -Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 929 - 930 930 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0** 931 931 932 -(% style="color:red" %)**1:** (%%)Enable TriggerMode913 +(% style="color:red" %)**1:** (%%)Enable the trigger mode 933 933 934 -(% style="color:red" %)**0: **(%%)Disable TriggerMode915 +(% style="color:red" %)**0: **(%%)Disable the trigger mode 935 935 936 936 937 937 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** ... ... @@ -942,9 +942,8 @@ 942 942 943 943 ==== 3.4.2.5 Poll trigger settings ==== 944 944 926 +Polls the trigger settings. 945 945 946 -Poll trigger settings 947 - 948 948 * (% style="color:#037691" %)**AT Command:** 949 949 950 950 There is no AT Command for this feature. ... ... @@ -951,18 +951,17 @@ 951 951 952 952 * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 953 953 954 -(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll trigger settings ,device will uplink trigger settings once receive this command934 +(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command 955 955 956 956 957 957 958 -==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 938 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as a trigger ==== 959 959 940 +Enable or disable DI1/DI2/DI2 as a trigger. 960 960 961 -Enable Disable DI1/DI2/DI2 as trigger, 962 - 963 963 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 964 964 965 -**Example:** AT+ DTRI =1,0 944 +**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 966 966 967 967 968 968 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** ... ... @@ -971,11 +971,10 @@ 971 971 972 972 973 973 974 -==== 3.4.2.7 Trigger1 – Set DI 1or DI3 as trigger ====953 +==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ==== 975 975 955 +Sets DI1 or DI3 (for LT-33222-L) as a trigger. 976 976 977 -Set DI1 or DI3(for LT-33222-L) trigger. 978 - 979 979 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b** 980 980 981 981 (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). ... ... @@ -990,19 +990,17 @@ 990 990 (% style="color:blue" %)**0x09 01 aa bb cc ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc) 991 991 992 992 971 +==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ==== 993 993 994 - ==== 3.4.2.8 Trigger2 –Set DI2 as trigger====973 +Sets DI2 as a trigger. 995 995 996 - 997 -Set DI2 trigger. 998 - 999 999 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b** 1000 1000 1001 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 977 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1). 1002 1002 1003 1003 (% style="color:red" %)**b :** (%%)delay timing. 1004 1004 1005 -**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 981 +**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms ) 1006 1006 1007 1007 1008 1008 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** ... ... @@ -1010,15 +1010,12 @@ 1010 1010 (% style="color:blue" %)**0x09 02 aa bb cc ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc) 1011 1011 1012 1012 989 +==== 3.4.2.9 Trigger – Set AC (current) as a trigger ==== 1013 1013 1014 - ====3.4.2.9Trigger– Set AC(current)astrigger ====991 +Sets the current trigger based on the AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1015 1015 1016 - 1017 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1018 - 1019 1019 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM** 1020 1020 1021 - 1022 1022 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 1023 1023 1024 1024 (% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -1027,26 +1027,21 @@ 1027 1027 1028 1028 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 1029 1029 1003 +Sets the current trigger based on the AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1030 1030 1031 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1032 - 1033 1033 * (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 1034 1034 1035 - 1036 1036 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 1037 1037 1038 1038 (% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1039 1039 1040 1040 1041 - 1042 1042 ==== 3.4.2.11 Trigger – Set minimum interval ==== 1043 1043 1014 +Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger. 1044 1044 1045 -Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger. 1046 - 1047 1047 * (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+ATDC=5 ** ~/~/ (%%)Device won't response the second trigger within 5 minute after the first trigger. 1048 1048 1049 - 1050 1050 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 1051 1051 1052 1052 (% style="color:blue" %)**0x AC aa bb **(%%) ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) ... ... @@ -1059,6 +1059,7 @@ 1059 1059 1060 1060 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1061 1061 1030 +Controls the digital outputs DO1, DO2, and DO3 1062 1062 1063 1063 * (% style="color:#037691" %)**AT Command** 1064 1064 ... ... @@ -1076,8 +1076,8 @@ 1076 1076 ((( 1077 1077 01: Low, 00: High , 11: No action 1078 1078 1079 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)1080 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**1048 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 1049 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**DO1**|(% style="background-color:#4f81bd; color:white" %)**DO2**|(% style="background-color:#4f81bd; color:white" %)**DO3** 1081 1081 |02 01 00 11|Low|High|No Action 1082 1082 |02 00 11 01|High|No Action|Low 1083 1083 |02 11 01 00|No Action|Low|High ... ... @@ -1120,7 +1120,7 @@ 1120 1120 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1121 1121 1122 1122 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1123 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**1092 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1124 1124 |0x01|DO1 set to low 1125 1125 |0x00|DO1 set to high 1126 1126 |0x11|DO1 NO Action ... ... @@ -1128,7 +1128,7 @@ 1128 1128 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1129 1129 1130 1130 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1131 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**1100 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1132 1132 |0x01|DO2 set to low 1133 1133 |0x00|DO2 set to high 1134 1134 |0x11|DO2 NO Action ... ... @@ -1136,7 +1136,7 @@ 1136 1136 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1137 1137 1138 1138 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1139 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**1108 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1140 1140 |0x01|DO3 set to low 1141 1141 |0x00|DO3 set to high 1142 1142 |0x11|DO3 NO Action ... ... @@ -1173,7 +1173,7 @@ 1173 1173 1174 1174 1175 1175 1176 -==== 3.4.2. 1145 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1177 1177 1178 1178 1179 1179 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1191,10 +1191,10 @@ 1191 1191 ))) 1192 1192 1193 1193 ((( 1194 -0 1: Close , 00: Open , 11: No action1163 +00: Closed , 01: Open , 11: No action 1195 1195 1196 1196 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1197 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**1166 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** 1198 1198 |03 00 11|Open|No Action 1199 1199 |03 01 11|Close|No Action 1200 1200 |03 11 00|No Action|Open ... ... @@ -1278,7 +1278,6 @@ 1278 1278 1279 1279 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1280 1280 1281 - 1282 1282 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1283 1283 1284 1284 (% style="color:blue" %)**0xA5 aa bb cc ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc ... ... @@ -1306,9 +1306,8 @@ 1306 1306 1307 1307 Clear counting for counting mode 1308 1308 1309 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT 1277 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1310 1310 1311 - 1312 1312 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1313 1313 1314 1314 (% style="color:blue" %)**0x A6 01 ** (%%)~/~/ clear all counting ... ... @@ -1315,7 +1315,7 @@ 1315 1315 1316 1316 1317 1317 1318 -==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1285 +==== 3.4.2.19 Counting ~-~- Change counting mode to save time ==== 1319 1319 1320 1320 1321 1321 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1436,75 +1436,145 @@ 1436 1436 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]] 1437 1437 1438 1438 1439 -== 3.5 Integrat ewithMydevice==1406 +== 3.5 Integrating with ThingsEye.io == 1440 1440 1408 +The Things Stack application supports integration with ThingsEye.io. Once integrated, ThingsEye.io acts as an MQTT client for The Things Stack MQTT broker, allowing it to subscribe to upstream traffic and publish downlink traffic. 1441 1441 1442 - Mydevicesprovidesa humanendlyinterface to show thesensor data, once wehave datainTTN, we can useMydevicesto connect to TTNand see the data in Mydevices.Below are the steps:1410 +=== 3.5.1 Configuring The Things Stack === 1443 1443 1444 -((( 1445 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1446 -))) 1412 +We use The Things Stack Sandbox in this example: 1447 1447 1448 -((( 1449 -(% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps: 1414 +* In **The Things Stack Sandbox**, go to the **Application **for the LT-22222-L you added. 1415 +* Select **MQTT** under **Integrations** in the left menu. 1416 +* In the **Connection information **section, under **Connection credentials**, The Things Stack displays an auto-generated **username**. You can use it or provide a new one. 1417 +* Click the **Generate new API key** button to generate a password. You can view it by clicking on the **visibility toggle/eye** icon. The API key works as the password. 1450 1450 1451 - 1452 -))) 1419 +{{info}} 1420 +The username and password (API key) you created here are required in the next section. 1421 +{{/info}} 1453 1453 1454 -[[image: image-20220719105525-1.png||height="377" width="677"]]1423 +[[image:tts-mqtt-integration.png||height="625" width="1000"]] 1455 1455 1425 +=== 3.5.2 Configuring ThingsEye.io === 1456 1456 1427 +* Login to your [[ThingsEye.io >>https://thingseye.io]]account. 1428 +* Under the **Integrations center**, click **Integrations**. 1429 +* Click the **Add integration** button (the button with the **+** symbol). 1457 1457 1458 -[[image:i mage-20220719110247-2.png||height="388" width="683"]]1431 +[[image:thingseye-io-step-1.png||height="625" width="1000"]] 1459 1459 1460 1460 1461 - (%style="color:blue"%)**Step 3**(%%): Create anaccount orloginMydevices.1434 +On the **Add integration** window, configure the following: 1462 1462 1463 - (% style="color:blue" %)**Step 4**(%%): SearchLT-22222-L(for both LT-22222-L) and add DevEUI.(%style="display:none" %)1436 +**Basic settings:** 1464 1464 1465 -Search under The things network 1438 +* Select **The Things Stack Community** from the **Integration type** list. 1439 +* Enter a suitable name for your integration in the **Name **text** **box or keep the default name. 1440 +* Ensure the following options are turned on. 1441 +** Enable integration 1442 +** Debug mode 1443 +** Allow create devices or assets 1444 +* Click the **Next** button. you will be navigated to the **Uplink data converter** tab. 1466 1466 1467 -[[image: 1653356838789-523.png||height="337" width="740"]]1446 +[[image:thingseye-io-step-2.png||height="625" width="1000"]] 1468 1468 1469 1469 1449 +**Uplink data converter:** 1470 1470 1471 -After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1451 +* Click the **Create new** button if it is not selected by default. 1452 +* Enter a suitable name for the uplink data converter in the **Name **text** **box or keep the default name. 1453 +* Click the **JavaScript** button. 1454 +* Paste the uplink decoder function into the text area (first, delete the default code). The demo uplink decoder function can be found [[here>>https://raw.githubusercontent.com/ThingsEye-io/te-platform/refs/heads/main/Data%20Converters/The_Things_Network_MQTT_Uplink_Converter.js]]. 1455 +* Click the **Next** button. You will be navigated to the **Downlink data converter **tab. 1472 1472 1473 -[[image:i mage-20220524094909-1.png||height="335" width="729"]]1457 +[[image:thingseye-io-step-3.png||height="625" width="1000"]] 1474 1474 1475 1475 1476 - [[image:image-20220524094909-2.png||height="337"width="729"]]1460 +**Downlink data converter (this is an optional step):** 1477 1477 1462 +* Click the **Create new** button if it is not selected by default. 1463 +* Enter a suitable name for the downlink data converter in the **Name **text** **box or keep the default name. 1464 +* Click the **JavaScript** button. 1465 +* Paste the downlink decoder function into the text area (first, delete the default code). The demo downlink decoder function can be found [[here>>https://raw.githubusercontent.com/ThingsEye-io/te-platform/refs/heads/main/Data%20Converters/The_Things_Network_MQTT_Downlink_Converter.js]]. 1466 +* Click the **Next** button. You will be navigated to the **Connection** tab. 1478 1478 1479 -[[image:i mage-20220524094909-3.png||height="338" width="727"]]1468 +[[image:thingseye-io-step-4.png||height="625" width="1000"]] 1480 1480 1481 1481 1482 - [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)1471 +**Connection:** 1483 1483 1473 +* Choose **Region** from the **Host type**. 1474 +* Enter the **cluster** of your **The Things Stack** in the **Region** textbox. You can find the cluster in the url (e.g., https:~/~/**eu1**.cloud.thethings.network/...). 1475 +* Enter the **Username** and **Password** of the MQTT integration in the **Credentials** section. The **username **and **password **can be found on the MQTT integration page of your The Things Stack account (see Configuring The Things Stack). 1476 +* Click the **Check connection** button to test the connection. If the connection is successful, you will see the message saying **Connected**. 1484 1484 1485 -[[image: image-20220524094909-5.png||height="341" width="734"]]1478 +[[image:message-1.png]] 1486 1486 1487 1487 1488 - ==3.6InterfaceDetail==1481 +* Click the **Add** button. 1489 1489 1483 +[[image:thingseye-io-step-5.png||height="625" width="1000"]] 1484 + 1485 + 1486 +Your integration has been added to the** Integrations** list and will be displayed on the **Integrations** page. Check whether the status is shown as **Active**. If not, review your configuration settings. 1487 + 1488 + 1489 +[[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]] 1490 + 1491 + 1492 +**Viewing integration details**: 1493 + 1494 +Click on your integration from the list. The **Integration details** window will appear with the **Details **tab selected. The **Details **tab shows all the settings you have provided for this integration. 1495 + 1496 +[[image:integration-details.png||height="686" width="1000"]] 1497 + 1498 + 1499 +If you want to edit the settings you have provided, click on the **Toggle edit mode** button. Once you have done click on the **Apply changes **button. 1500 + 1501 +{{info}} 1502 +See also ThingsEye documentation. 1503 +{{/info}} 1504 + 1505 +**Viewing events:** 1506 + 1507 +The **Events **tab displays all the uplink messages from the LT-22222-L. 1508 + 1509 +* Select **Debug **from the **Event type** dropdown. 1510 +* Select the** time frame** from the **time window**. 1511 + 1512 +[[image:thingseye-events.png||height="686" width="1000"]] 1513 + 1514 + 1515 +* To view the JSON payload of a message, click on the three dots (...) in the Message column of the desired message. 1516 + 1517 +[[image:thingseye-json.png||width="1000"]] 1518 + 1519 + 1520 +**Deleting the integration**: 1521 + 1522 +If you want to delete this integration, click the **Delete integratio**n button. 1523 + 1524 + 1525 +== 3.6 Interface Details == 1526 + 1490 1490 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1491 1491 1492 1492 1493 -Support NPN Type sensor1530 +Support NPN-type sensor 1494 1494 1495 1495 [[image:1653356991268-289.png]] 1496 1496 1497 1497 1498 -=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1535 +=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) === 1499 1499 1500 1500 1501 1501 ((( 1502 -The DI port of LT-22222-L can support NPN orPNP output sensor.1539 +The DI ports of the LT-22222-L can support **NPN**, **PNP**, or **dry contact** output sensors. 1503 1503 ))) 1504 1504 1505 1505 ((( 1506 1506 ((( 1507 - Internal circuitas below,the NEC2501is aphotocoupler,theActive current(from NEC2501 pin 1 to pin 2 is 1maandthemax currentis50mA. Whenthere isactive currentpassNEC2501 pin1 to pin2.The DIwillbe active high.1544 +The part of the internal circuit of the LT-22222-L shown below includes the NEC2501 photocoupler. The active current from NEC2501 pin 1 to pin 2 is 1 mA, with a maximum allowable current of 50 mA. When active current flows from NEC2501 pin 1 to pin 2, the DI becomes active HIGH and the DI LED status changes. 1508 1508 1509 1509 1510 1510 ))) ... ... @@ -1514,7 +1514,7 @@ 1514 1514 1515 1515 ((( 1516 1516 ((( 1517 - When use need1554 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)When connecting a device to the DI port, both DI1+ and DI1- must be connected. 1518 1518 ))) 1519 1519 ))) 1520 1520 ... ... @@ -1523,22 +1523,22 @@ 1523 1523 ))) 1524 1524 1525 1525 ((( 1526 -(% style="color: blue" %)**Example1**(%%): Connect to aLow1563 +(% style="color:#0000ff" %)**Example 1**(%%): Connecting to a low-active sensor. 1527 1527 ))) 1528 1528 1529 1529 ((( 1530 -This type of sensor willoutput a low signalGNDwhen active.1567 +This type of sensor outputs a low (GND) signal when active. 1531 1531 ))) 1532 1532 1533 1533 * ((( 1534 -Connect sensor's output to DI1- 1571 +Connect the sensor's output to DI1- 1535 1535 ))) 1536 1536 * ((( 1537 -Connect sensor's VCC to DI1+. 1574 +Connect the sensor's VCC to DI1+. 1538 1538 ))) 1539 1539 1540 1540 ((( 1541 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1578 +When the sensor is active, the current between NEC2501 pin 1 and pin 2 will be: 1542 1542 ))) 1543 1543 1544 1544 ((( ... ... @@ -1546,7 +1546,7 @@ 1546 1546 ))) 1547 1547 1548 1548 ((( 1549 - If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA ,Sothe LT-22222-L will be able to detect this active signal.1586 +For example, if** DI1+ **= **12V**, the resulting current is [[image:1653968155772-850.png||height="23" width="19"]]= 12mA. Therefore, the LT-22222-L will be able to detect this active signal. 1550 1550 ))) 1551 1551 1552 1552 ((( ... ... @@ -1554,22 +1554,22 @@ 1554 1554 ))) 1555 1555 1556 1556 ((( 1557 -(% style="color: blue" %)**Example2**(%%): Connect to aHigh1594 +(% style="color:#0000ff" %)**Example 2**(%%): Connecting to a high-active sensor. 1558 1558 ))) 1559 1559 1560 1560 ((( 1561 -This type of sensor willoutput a high signal (example24v) when active.1598 +This type of sensor outputs a high signal (e.g., 24V) when active. 1562 1562 ))) 1563 1563 1564 1564 * ((( 1565 -Connect sensor's output to DI1+ 1602 +Connect the sensor's output to DI1+ 1566 1566 ))) 1567 1567 * ((( 1568 -Connect sensor's GND DI1-. 1605 +Connect the sensor's GND DI1-. 1569 1569 ))) 1570 1570 1571 1571 ((( 1572 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1609 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1573 1573 ))) 1574 1574 1575 1575 ((( ... ... @@ -1577,7 +1577,7 @@ 1577 1577 ))) 1578 1578 1579 1579 ((( 1580 -If **DI1+ = 24 v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mASo the LT-22222-L willbe able todetect this high1617 +If **DI1+ = 24V**, the resulting current[[image:1653968155772-850.png||height="23" width="19"]] is 24mA, Therefore, the LT-22222-L will detect this high-active signal. 1581 1581 ))) 1582 1582 1583 1583 ((( ... ... @@ -1585,22 +1585,22 @@ 1585 1585 ))) 1586 1586 1587 1587 ((( 1588 -(% style="color: blue" %)**Example3**(%%): Connect to a 220vhigh1625 +(% style="color:#0000ff" %)**Example 3**(%%): Connecting to a 220V high-active sensor. 1589 1589 ))) 1590 1590 1591 1591 ((( 1592 -Assume u serwant to monitor an active signal higher than 220v,to make surenotburnthe photocoupler1629 +Assume that you want to monitor an active signal higher than 220V without damaging the photocoupler 1593 1593 ))) 1594 1594 1595 1595 * ((( 1596 -Connect sensor's output to DI1+ with a serial50K resistor1633 +Connect the sensor's output to DI1+ with a 50K resistor in series. 1597 1597 ))) 1598 1598 * ((( 1599 -Connect sensor's GND DI1-. 1636 +Connect the sensor's GND DI1-. 1600 1600 ))) 1601 1601 1602 1602 ((( 1603 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1640 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1604 1604 ))) 1605 1605 1606 1606 ((( ... ... @@ -1608,24 +1608,37 @@ 1608 1608 ))) 1609 1609 1610 1610 ((( 1611 -If sensor output is 220 v, the.= 4.3mA ,Sothe LT-22222-L will be able to detect this highsafely.1648 +If the sensor output is 220V, then [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" wfd-invisible="true" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K = 4.3mA. Therefore, the LT-22222-L will be able to safely detect this high-active signal. 1612 1612 ))) 1613 1613 1614 1614 1615 - ===3.6.3 DigitalOutputPort:DO1/DO2/DO3===1652 +(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor 1616 1616 1654 +From the DI port circuit above, you can see that activating the photocoupler requires a voltage difference between the DI+ and DI- ports. However, the Dry Contact sensor is a passive component and cannot provide this voltage difference. 1617 1617 1618 - (%style="color:blue" %)**NPN output**(%%):GNDorFloat.Max voltagecanapplyto outputpin is36v.1656 +To detect a Dry Contact, you can supply a power source to one pin of the Dry Contact. Below is a reference circuit diagram. 1619 1619 1620 - (% style="color:red" %)**Note: DO pins go to float when device is power off.**1658 +[[image:image-20230616235145-1.png]] 1621 1621 1660 +(% style="color:blue" %)**Example5**(%%): Connecting to an Open Collector 1661 + 1662 +[[image:image-20240219115718-1.png]] 1663 + 1664 + 1665 +=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 === 1666 + 1667 + 1668 +(% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V. 1669 + 1670 +(% style="color:red" %)**Note: The DO pins will float when the device is powered off.** 1671 + 1622 1622 [[image:1653357531600-905.png]] 1623 1623 1624 1624 1625 -=== 3.6.4 Analog Input Interface === 1675 +=== 3.6.4 Analog Input Interfaces === 1626 1626 1627 1627 1628 -The analog input interface is as below. The LT will measure the IN2 voltagesoto calculate the current pass theLoad. The formula is:1678 +The analog input interface is shown below. The LT-22222-L will measure the IN2 voltage to calculate the current passing through the load. The formula is: 1629 1629 1630 1630 1631 1631 (% style="color:blue" %)**AC2 = (IN2 voltage )/12** ... ... @@ -1632,14 +1632,14 @@ 1632 1632 1633 1633 [[image:1653357592296-182.png]] 1634 1634 1635 -Example toconnect a 4~~20mA sensor1685 +Example: Connecting a 4~~20mA sensor 1636 1636 1637 -We take the wind speed sensor as an example for reference only.1687 +We will use the wind speed sensor as an example for reference only. 1638 1638 1639 1639 1640 1640 (% style="color:blue" %)**Specifications of the wind speed sensor:** 1641 1641 1642 -(% style="color:red" %)**Red: 12~~24 v**1692 +(% style="color:red" %)**Red: 12~~24V** 1643 1643 1644 1644 (% style="color:#ffc000" %)**Yellow: 4~~20mA** 1645 1645 ... ... @@ -1652,7 +1652,7 @@ 1652 1652 [[image:1653357648330-671.png||height="155" width="733"]] 1653 1653 1654 1654 1655 -Example connectedto a regulated power supply to measure voltage1705 +Example: Connecting to a regulated power supply to measure voltage 1656 1656 1657 1657 [[image:image-20230608101532-1.png||height="606" width="447"]] 1658 1658 ... ... @@ -1661,7 +1661,7 @@ 1661 1661 [[image:image-20230608101722-3.png||height="102" width="1139"]] 1662 1662 1663 1663 1664 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(% %) (%style="color:blue" %)**:**1714 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power supply**(% style="color:blue" %)**:** 1665 1665 1666 1666 (% style="color:red" %)**Red: 12~~24v** 1667 1667 ... ... @@ -1672,9 +1672,9 @@ 1672 1672 1673 1673 1674 1674 ((( 1675 -The LT serial controllerhas two relay interfaces;eachinterfaceusestwo pins of the screw terminal.User can connectotherdevice'sPowerLinetoin serialof RO1_1 and RO_2. Such asbelow:1725 +The LT-22222-L has two relay interfaces, RO1 and RO2, each using two pins of the screw terminal (ROx-1 and ROx-2 where x is the port number, 1 or 2). You can connect a device's power line in series with one of the relay interfaces (e.g., RO1-1 and RO1-2 screw terminals). See the example below: 1676 1676 1677 -**Note**: RO pins gotoOpen(NO) whendeviceis power off.1727 +**Note**: The ROx pins will be in the Open (NO) state when the LT-22222-L is powered off. 1678 1678 ))) 1679 1679 1680 1680 [[image:image-20220524100215-9.png]] ... ... @@ -1685,13 +1685,11 @@ 1685 1685 1686 1686 == 3.7 LEDs Indicators == 1687 1687 1738 +The table below lists the behavior of LED indicators for each port function. 1688 1688 1689 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 1690 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature** 1691 -|**PWR**|Always on if there is power 1692 -|**SYS**|((( 1693 -After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message. 1694 -))) 1740 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %) 1741 +|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature** 1742 +|**PWR**|Always on when there is power 1695 1695 |**TX**|((( 1696 1696 ((( 1697 1697 Device boot: TX blinks 5 times. ... ... @@ -1698,7 +1698,7 @@ 1698 1698 ))) 1699 1699 1700 1700 ((( 1701 -Successful joinnetwork: TX ON for 5 seconds.1749 +Successful network join: TX remains ON for 5 seconds. 1702 1702 ))) 1703 1703 1704 1704 ((( ... ... @@ -1705,42 +1705,33 @@ 1705 1705 Transmit a LoRa packet: TX blinks once 1706 1706 ))) 1707 1707 ))) 1708 -|**RX**|RX blinks once when receive a packet. 1709 -|**DO1**| 1710 -|**DO2**| 1711 -|**DO3**| 1712 -|**DI2**|((( 1713 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low 1756 +|**RX**|RX blinks once when a packet is received. 1757 +|**DO1**|For LT-22222-L: ON when DO1 is low, OFF when DO1 is high 1758 +|**DO2**|For LT-22222-L: ON when DO2 is low, OFF when DO2 is high 1759 +|**DI1**|((( 1760 +For LT-22222-L: ON when DI1 is high, OFF when DI1 is low 1714 1714 ))) 1715 1715 |**DI2**|((( 1716 -For LT-22222-L: ON when DI2 is high, LOWwhen DI2 is low1763 +For LT-22222-L: ON when DI2 is high, OFF when DI2 is low 1717 1717 ))) 1718 -|**DI2**|((( 1719 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low 1720 -))) 1721 -|**RO1**| 1722 -|**RO2**| 1765 +|**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open 1766 +|**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open 1723 1723 1768 += 4. Using AT Commands = 1724 1724 1770 +The LT-22222-L supports programming using AT Commands. 1725 1725 1726 -= 4. UseATCommand=1772 +== 4.1 Connecting the LT-22222-L to a PC == 1727 1727 1728 -== 4.1 Access AT Command == 1729 - 1730 - 1731 1731 ((( 1732 - LT supportsAT Command set. Usercan use a USBplusthe3.5mm Program Cable to connect toLTforusing AT command, as below.1775 +You can use a USB-to-TTL adapter along with a 3.5mm Program Cable to connect the LT-22222-L to a PC, as shown below. 1733 1733 ))) 1734 1734 1735 -((( 1736 - 1737 -))) 1738 - 1739 1739 [[image:1653358238933-385.png]] 1740 1740 1741 1741 1742 1742 ((( 1743 - In PC,Userneedsto set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]],SecureCRT) baud ratetoo accessserial consoleforLT.The AT commandsaredisable by default andneedto enterpassword (default:(% style="color:green" %)**123456**)(%%)oactiveit.As shown below:1782 +On the PC, you need to set the (% style="color:#4f81bd" %)**serial tool **(%%)(such as [[PuTTY>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]] or [[SecureCRT>>https://www.vandyke.com/cgi-bin/releases.php?product=securecrt]]) to a baud rate of (% style="color:green" %)**9600**(%%) to access the serial console of LT-22222-L. Access to AT commands is disabled by default, and a password (default: (% style="color:green" %)**123456**)(%%) must be entered to enable AT command access, as shown below: 1744 1744 ))) 1745 1745 1746 1746 [[image:1653358355238-883.png]] ... ... @@ -1747,194 +1747,63 @@ 1747 1747 1748 1748 1749 1749 ((( 1750 -More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1751 -))) 1789 +You can find more details in the [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1752 1752 1753 -((( 1754 -AT+<CMD>? : Help on <CMD> 1791 +== 4.2 LT-22222-L related AT commands == 1755 1755 ))) 1756 1756 1757 1757 ((( 1758 -AT+<CMD> : Run <CMD> 1759 -))) 1795 +The following is the list of all the AT commands related to the LT-22222-L, except for those used for switching between work modes. 1760 1760 1761 -((( 1762 -AT+<CMD>=<value> : Set the value 1797 +* AT+<CMD>? : Help on <CMD> 1798 +* AT+<CMD> : Run <CMD> 1799 +* AT+<CMD>=<value> : Set the value 1800 +* AT+<CMD>=? : Get the value 1801 +* ATZ: Trigger a reset of the MCU 1802 +* ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 1803 +* **##AT+DEUI##**: Get or set the Device EUI (DevEUI) 1804 +* **##AT+DADDR##**: Get or set the Device Address (DevAddr) 1805 +* **##AT+APPKEY##**: Get or set the Application Key (AppKey) 1806 +* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey) 1807 +* AT+APPSKEY: Get or set the Application Session Key (AppSKey) 1808 +* AT+APPEUI: Get or set the Application EUI (AppEUI) 1809 +* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON) 1810 +* AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification) 1811 +* AT+DR: Get or set the Data Rate. (0-7 corresponding to DR_X) 1812 +* AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1813 +* AT+PNM: Get or set the public network mode. (0: off, 1: on) 1814 +* AT+RX2FQ: Get or set the Rx2 window frequency 1815 +* AT+RX2DR: Get or set the Rx2 window data rate (0-7 corresponding to DR_X) 1816 +* AT+RX1DL: Get or set the delay between the end of the Tx and the Rx Window 1 in ms 1817 +* AT+RX2DL: Get or set the delay between the end of the Tx and the Rx Window 2 in ms 1818 +* AT+JN1DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1819 +* AT+JN2DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1820 +* AT+NJM: Get or set the Network Join Mode. (0: ABP, 1: OTAA) 1821 +* AT+NWKID: Get or set the Network ID 1822 +* AT+FCU: Get or set the Frame Counter Uplink (FCntUp) 1823 +* AT+FCD: Get or set the Frame Counter Downlink (FCntDown) 1824 +* AT+CLASS: Get or set the Device Class 1825 +* AT+JOIN: Join network 1826 +* AT+NJS: Get OTAA Join Status 1827 +* AT+SENDB: Send hexadecimal data along with the application port 1828 +* AT+SEND: Send text data along with the application port 1829 +* AT+RECVB: Print last received data in binary format (with hexadecimal values) 1830 +* AT+RECV: Print last received data in raw format 1831 +* AT+VER: Get current image version and Frequency Band 1832 +* AT+CFM: Get or Set the confirmation mode (0-1) 1833 +* AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1834 +* AT+SNR: Get the SNR of the last received packet 1835 +* AT+RSSI: Get the RSSI of the last received packet 1836 +* AT+TDC: Get or set the application data transmission interval in ms 1837 +* AT+PORT: Get or set the application port 1838 +* AT+DISAT: Disable AT commands 1839 +* AT+PWORD: Set password, max 9 digits 1840 +* AT+CHS: Get or set the Frequency (Unit: Hz) for Single Channel Mode 1841 +* AT+CHE: Get or set eight channels mode, Only for US915, AU915, CN470 1842 +* AT+CFG: Print all settings 1763 1763 ))) 1764 1764 1765 -((( 1766 -AT+<CMD>=? : Get the value 1767 -))) 1768 1768 1769 -((( 1770 -ATZ: Trig a reset of the MCU 1771 -))) 1772 - 1773 -((( 1774 -AT+FDR: Reset Parameters to Factory Default, Keys Reserve 1775 -))) 1776 - 1777 -((( 1778 -AT+DEUI: Get or Set the Device EUI 1779 -))) 1780 - 1781 -((( 1782 -AT+DADDR: Get or Set the Device Address 1783 -))) 1784 - 1785 -((( 1786 -AT+APPKEY: Get or Set the Application Key 1787 -))) 1788 - 1789 -((( 1790 -AT+NWKSKEY: Get or Set the Network Session Key 1791 -))) 1792 - 1793 -((( 1794 -AT+APPSKEY: Get or Set the Application Session Key 1795 -))) 1796 - 1797 -((( 1798 -AT+APPEUI: Get or Set the Application EUI 1799 -))) 1800 - 1801 -((( 1802 -AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on) 1803 -))) 1804 - 1805 -((( 1806 -AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec) 1807 -))) 1808 - 1809 -((( 1810 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1811 -))) 1812 - 1813 -((( 1814 -AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1815 -))) 1816 - 1817 -((( 1818 -AT+PNM: Get or Set the public network mode. (0: off, 1: on) 1819 -))) 1820 - 1821 -((( 1822 -AT+RX2FQ: Get or Set the Rx2 window frequency 1823 -))) 1824 - 1825 -((( 1826 -AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X) 1827 -))) 1828 - 1829 -((( 1830 -AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms 1831 -))) 1832 - 1833 -((( 1834 -AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms 1835 -))) 1836 - 1837 -((( 1838 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1839 -))) 1840 - 1841 -((( 1842 -AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1843 -))) 1844 - 1845 -((( 1846 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1847 -))) 1848 - 1849 -((( 1850 -AT+NWKID: Get or Set the Network ID 1851 -))) 1852 - 1853 -((( 1854 -AT+FCU: Get or Set the Frame Counter Uplink 1855 -))) 1856 - 1857 -((( 1858 -AT+FCD: Get or Set the Frame Counter Downlink 1859 -))) 1860 - 1861 -((( 1862 -AT+CLASS: Get or Set the Device Class 1863 -))) 1864 - 1865 -((( 1866 -AT+JOIN: Join network 1867 -))) 1868 - 1869 -((( 1870 -AT+NJS: Get OTAA Join Status 1871 -))) 1872 - 1873 -((( 1874 -AT+SENDB: Send hexadecimal data along with the application port 1875 -))) 1876 - 1877 -((( 1878 -AT+SEND: Send text data along with the application port 1879 -))) 1880 - 1881 -((( 1882 -AT+RECVB: Print last received data in binary format (with hexadecimal values) 1883 -))) 1884 - 1885 -((( 1886 -AT+RECV: Print last received data in raw format 1887 -))) 1888 - 1889 -((( 1890 -AT+VER: Get current image version and Frequency Band 1891 -))) 1892 - 1893 -((( 1894 -AT+CFM: Get or Set the confirmation mode (0-1) 1895 -))) 1896 - 1897 -((( 1898 -AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1899 -))) 1900 - 1901 -((( 1902 -AT+SNR: Get the SNR of the last received packet 1903 -))) 1904 - 1905 -((( 1906 -AT+RSSI: Get the RSSI of the last received packet 1907 -))) 1908 - 1909 -((( 1910 -AT+TDC: Get or set the application data transmission interval in ms 1911 -))) 1912 - 1913 -((( 1914 -AT+PORT: Get or set the application port 1915 -))) 1916 - 1917 -((( 1918 -AT+DISAT: Disable AT commands 1919 -))) 1920 - 1921 -((( 1922 -AT+PWORD: Set password, max 9 digits 1923 -))) 1924 - 1925 -((( 1926 -AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode 1927 -))) 1928 - 1929 -((( 1930 -AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470 1931 -))) 1932 - 1933 -((( 1934 -AT+CFG: Print all settings 1935 -))) 1936 - 1937 - 1938 1938 == 4.2 Common AT Command Sequence == 1939 1939 1940 1940 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1943,41 +1943,41 @@ 1943 1943 1944 1944 1945 1945 ((( 1946 -(% style="color:blue" %)**If device has not joined network yet:** 1854 +(% style="color:blue" %)**If the device has not joined the network yet:** 1947 1947 ))) 1948 1948 ))) 1949 1949 1950 1950 ((( 1951 -(% style="background-color:#dcdcdc" %)**123456** 1859 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1952 1952 ))) 1953 1953 1954 1954 ((( 1955 -(% style="background-color:#dcdcdc" %)**AT+FDR** 1863 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**## 1956 1956 ))) 1957 1957 1958 1958 ((( 1959 -(% style="background-color:#dcdcdc" %)**123456** 1867 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1960 1960 ))) 1961 1961 1962 1962 ((( 1963 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1871 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**## 1964 1964 ))) 1965 1965 1966 1966 ((( 1967 -(% style="background-color:#dcdcdc" %)**ATZ** 1875 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**## 1968 1968 ))) 1969 1969 1970 1970 1971 1971 ((( 1972 -(% style="color:blue" %)**If device already joined network:** 1880 +(% style="color:blue" %)**If the device has already joined the network:** 1973 1973 ))) 1974 1974 1975 1975 ((( 1976 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1884 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0**## 1977 1977 ))) 1978 1978 1979 1979 ((( 1980 -(% style="background-color:#dcdcdc" %)**ATZ** 1888 +(% style="background-color:#dcdcdc" %)##**ATZ**## 1981 1981 ))) 1982 1982 1983 1983 ... ... @@ -2054,8 +2054,6 @@ 2054 2054 dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 2055 2055 2056 2056 **4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5.** 2057 - 2058 - 2059 2059 ))) 2060 2060 2061 2061 ((( ... ... @@ -2062,9 +2062,6 @@ 2062 2062 [[image:1653359097980-169.png||height="188" width="729"]] 2063 2063 ))) 2064 2064 2065 -((( 2066 - 2067 -))) 2068 2068 2069 2069 === 4.2.3 Change to Class A === 2070 2070 ... ... @@ -2072,44 +2072,58 @@ 2072 2072 ((( 2073 2073 (% style="color:blue" %)**If sensor JOINED:** 2074 2074 2075 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A 2076 -ATZ** 1978 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A** 1979 + 1980 +(% style="background-color:#dcdcdc" %)**ATZ** 2077 2077 ))) 2078 2078 2079 2079 2080 2080 = 5. Case Study = 2081 2081 2082 -== 5.1 Counting how many objects pass inFlow Line ==1986 +== 5.1 Counting how many objects pass through the flow Line == 2083 2083 1988 +See [[How to set up to setup counting for objects passing through the flow line>>How to set up to count objects pass in flow line]]? 2084 2084 2085 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]? 2086 2086 2087 - 2088 2088 = 6. FAQ = 2089 2089 2090 - ==6.1 Howtoupgrade theimage?==1993 +This section contains some frequently asked questions, which can help you resolve common issues and find solutions quickly. 2091 2091 2092 2092 2093 - TheLTLoRaWANControlleris shippedwitha3.5mm cable,thecableis used to upload imageto LT to:1996 +== 6.1 How to update the firmware? == 2094 2094 1998 +Dragino frequently releases firmware updates for the LT-22222-L. 1999 + 2000 +Updating your LT-22222-L with the latest firmware version helps to: 2001 + 2095 2095 * Support new features 2096 -* F orbugfix2097 -* Change LoRaWAN bands .2003 +* Fix bugs 2004 +* Change LoRaWAN frequency bands 2098 2098 2099 - Belowshowsthe hardwareconnection forhow to uploadanimage to the LT:2006 +You will need the following things before proceeding: 2100 2100 2008 +* 3.5mm programming cable (included with the LT-22222-L as an additional accessory) 2009 +* USB to TTL adapter 2010 +* Download and install the [[STM32 Flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. (replaced by STM32CubeProgrammer) 2011 +* Download the latest firmware image from [[LT-22222-L firmware image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]]. Check the file name of the firmware to find the correct region. 2012 + 2013 +{{info}} 2014 +As of this writing, the latest firmware version available for the LT-22222-L is v1.6.1. 2015 +{{/info}} 2016 + 2017 +Below is the hardware setup for uploading a firmware image to the LT-22222-L: 2018 + 2019 + 2101 2101 [[image:1653359603330-121.png]] 2102 2102 2103 2103 2104 -((( 2105 -(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 2106 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]]. 2107 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 2108 - 2023 +Start the STM32 Flash Loader and choose the correct COM port to update. 2109 2109 2110 2110 ((( 2026 +((( 2111 2111 (% style="color:blue" %)**For LT-22222-L**(%%): 2112 -Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode. 2028 + 2029 +Hold down the **PRO** button, then briefly press the **RST** button. The **DO1** LED will change from OFF to ON. When the **DO1** LED is ON, it indicates that the device is in firmware download mode. 2113 2113 ))) 2114 2114 2115 2115 ... ... @@ -2124,41 +2124,36 @@ 2124 2124 [[image:image-20220524104033-15.png]] 2125 2125 2126 2126 2127 -(% style="color:red" %)**Not ice**(%%): Incaseuserhaslost the program cable.Usercanhandmade one from a 3.5mm cable. The pin mapping is:2044 +(% style="color:red" %)**Note**(%%): If you have lost the programming cable, you can make one from a 3.5mm cable. The pin mapping is as follows: 2128 2128 2129 - 2130 2130 [[image:1653360054704-518.png||height="186" width="745"]] 2131 2131 2132 2132 2133 2133 ((( 2134 2134 ((( 2135 -== 6.2 How to change the LoRa Frequency Bands/Region? == 2136 - 2137 - 2051 +== 6.2 How to change the LoRaWAN frequency band/region? == 2138 2138 ))) 2139 2139 ))) 2140 2140 2141 2141 ((( 2142 - Usercan follow the introductionfor[[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloadtheimages,choose the required image filefor download.2056 +You can follow the introductions on [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file. 2143 2143 ))) 2144 2144 2145 2145 ((( 2146 2146 2147 2147 2148 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 2149 - 2150 - 2062 +== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? == 2151 2151 ))) 2152 2152 2153 2153 ((( 2154 2154 ((( 2155 -In this case, u sersneed to set LT-33222-L to work in ABP mode&transmitin only one frequency.2067 +In this case, you need to set the LT-33222-L to work in ABP mode and transmit on only one frequency. 2156 2156 ))) 2157 2157 ))) 2158 2158 2159 2159 ((( 2160 2160 ((( 2161 -Assume wehave a LG02 workingin the frequency 868400000now , belowisthe step.2073 +Assume you have an LG02 working on the frequency 868400000. Below are the steps. 2162 2162 2163 2163 2164 2164 ))) ... ... @@ -2165,7 +2165,7 @@ 2165 2165 ))) 2166 2166 2167 2167 ((( 2168 -(% style="color: blue" %)**Step1**(%%): Log in TTN,Create an ABP device in the application and input thenetworksession key (NETSKEY),app session key (APPSKEY)fromthe device.2080 +(% style="color:#0000ff" %)**Step 1**(%%): Log in to The Things Stack SANDBOX, create an ABP device in the application, and input the Network Session key (NwkSKey), App session key (AppSKey) of the device. 2169 2169 2170 2170 2171 2171 ))) ... ... @@ -2190,13 +2190,21 @@ 2190 2190 2191 2191 ((( 2192 2192 (% style="background-color:#dcdcdc" %)**123456** (%%) : Enter Password to have AT access. 2105 + 2193 2193 (% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset Parameters to Factory Default, Keys Reserve 2107 + 2194 2194 (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode 2109 + 2195 2195 (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Set the Adaptive Data Rate Off 2111 + 2196 2196 (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Set AT+DR=3 for 915 band) 2113 + 2197 2197 (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds 2115 + 2198 2198 (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz 2117 + 2199 2199 (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%) : Set Device Address to 26 01 1A F1 2119 + 2200 2200 (% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 2201 2201 ))) 2202 2202 ... ... @@ -2208,152 +2208,142 @@ 2208 2208 [[image:1653360498588-932.png||height="485" width="726"]] 2209 2209 2210 2210 2211 -== 6.4 How to change the uplink interval ?==2131 +== 6.4 How to change the uplink interval? == 2212 2212 2213 - 2214 2214 Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]] 2215 2215 2216 2216 2217 -== 6.5 Can I see counting event in Serial? ==2136 +== 6.5 Can I see the counting event in the serial output? == 2218 2218 2219 - 2220 2220 ((( 2221 - Usercan run AT+DEBUGcommandseethe counting event in serial. If firmware too old and doesn't support.User canupdate to latest firmware first.2139 +You can run the AT command AT+DEBUG to view the counting event in the serial output. If the firmware is too old and doesn’t support AT+DEBUG, update to the latest firmware first. 2222 2222 2223 2223 2224 -== 6.6 Can iuse pointforLT-22222-L? ==2142 +== 6.6 Can I use point-to-point communication with LT-22222-L? == 2225 2225 2144 +Yes, you can. Please refer to the [[Point-to-Point Communication of LT-22222-L>>https://wiki.dragino.com/xwiki/bin/view/Main/%20Point%20to%20Point%20Communication%20of%20LT-22222-L/]] page. The firmware that supports point-to-point communication can be found [[here>>https://github.com/dragino/LT-22222-L/releases]]. 2226 2226 2227 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] ,this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]]. 2228 - 2229 2229 2230 2230 ))) 2231 2231 2232 2232 ((( 2233 -== 6.7 Why does the relay output become thedefault andopen relay after thelt22222 is powered off? ==2150 +== 6.7 Why does the relay output default to an open relay after the LT-22222-L is powered off? == 2234 2234 2152 +* If the device is not properly shut down and is directly powered off. 2153 +* It will default to a power-off state. 2154 +* In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory. 2155 +* After a restart, the status before the power failure will be read from flash. 2235 2235 2236 -If the device is not shut down, but directly powered off. 2237 2237 2238 - Itwilldefaultthatthisis apower-offstate.2158 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2239 2239 2240 - In modes2 to5,DOROstatusandpulsecountaresaved inflash.2160 +The LT-22222-L's built-in relay is Normally Open (NO). You can use an external relay to achieve a Normally Closed (NC) configuration. The circuit diagram is shown below: 2241 2241 2242 -After restart, the status before power failure will be read from flash. 2243 2243 2163 +[[image:image-20221006170630-1.png||height="610" width="945"]] 2244 2244 2245 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? == 2246 2246 2166 +== 6.9 Can the LT-22222-L save the RO state? == 2247 2247 2248 - LT-22222-L built-in relayis NO (Normal Open).Usercan use an externalrelaytoachieve NormalClosepurpose. Diagram asbelow:2168 +The firmware version must be at least 1.6.0. 2249 2249 2250 2250 2251 - [[image:image-20221006170630-1.png||height="610"width="945"]]2171 +== 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? == 2252 2252 2173 +It is likely that the GND is not connected during the measurement, or that the wire connected to the GND is loose. 2253 2253 2254 -== 6.9 Can LT22222-L save RO state? == 2255 2255 2176 += 7. Troubleshooting = 2256 2256 2257 - Firmwareversionneedstobe no less than1.6.0.2178 +This section provides some known troubleshooting tips. 2258 2258 2259 - 2260 -= 7. Trouble Shooting = 2180 + 2261 2261 ))) 2262 2262 2263 2263 ((( 2264 2264 ((( 2265 -== 7.1 Downlink doesn't work, how to solve it? == 2266 - 2267 - 2185 +== 7.1 Downlink isn't working. How can I solve this? == 2268 2268 ))) 2269 2269 ))) 2270 2270 2271 2271 ((( 2272 -Please see this link forhow todebug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]2190 +Please refer to this link for debugging instructions: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2273 2273 ))) 2274 2274 2275 2275 ((( 2276 2276 2277 2277 2278 -== 7.2 Have trouble to upload image. == 2279 - 2280 - 2196 +== 7.2 Having trouble uploading an image? == 2281 2281 ))) 2282 2282 2283 2283 ((( 2284 - See this link for trouble2200 +Please refer to this link for troubleshooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 2285 2285 ))) 2286 2286 2287 2287 ((( 2288 2288 2289 2289 2290 -== 7.3 Why I can't join TTN in US915 /AU915 bands? == 2291 - 2292 - 2206 +== 7.3 Why can't I join TTN in the US915 /AU915 bands? == 2293 2293 ))) 2294 2294 2295 2295 ((( 2296 -It might be a bout the channelsmapping. [[Pleasesee this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]2210 +It might be related to the channel mapping. [[Please refer to this link for details.>>https://github.com/dragino/LT-22222-L/releases]] 2297 2297 ))) 2298 2298 2299 2299 2300 -= 8.OrderInfo =2214 +== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? == 2301 2301 2216 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue. 2217 +Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]] 2302 2302 2219 + 2220 += 8. Ordering information = 2221 + 2303 2303 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 2304 2304 2305 2305 (% style="color:#4f81bd" %)**XXX:** 2306 2306 2307 -* (% style="color:red" %)**EU433**(%%): 2308 -* (% style="color:red" %)**EU868**(%%): 2309 -* (% style="color:red" %)**KR920**(%%): 2310 -* (% style="color:red" %)**CN470**(%%): 2311 -* (% style="color:red" %)**AS923**(%%): 2312 -* (% style="color:red" %)**AU915**(%%): 2313 -* (% style="color:red" %)**US915**(%%): 2314 -* (% style="color:red" %)**IN865**(%%): 2315 -* (% style="color:red" %)**CN779**(%%): 2226 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2227 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2228 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2229 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2230 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2231 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2232 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2233 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2234 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2316 2316 2317 2317 2237 += 9. Packing information = 2318 2318 2319 - = 9.PackingInfo =2239 +**Package includes**: 2320 2320 2241 +* 1 x LT-22222-L I/O Controller 2242 +* 1 x LoRa antenna matched to the frequency of the LT-22222-L 2243 +* 1 x bracket for DIN rail mounting 2244 +* 1 x 3.5mm programming cable 2321 2321 2322 -**Package Includes**: 2323 - 2324 -* LT-22222-L I/O Controller x 1 2325 -* Stick Antenna for LoRa RF part x 1 2326 -* Bracket for controller x1 2327 -* Program cable x 1 2328 - 2329 2329 **Dimension and weight**: 2330 2330 2331 2331 * Device Size: 13.5 x 7 x 3 cm 2332 -* Device Weight: 105g 2249 +* Device Weight: 105 g 2333 2333 * Package Size / pcs : 14.5 x 8 x 5 cm 2334 -* Weight / pcs : 170g 2251 +* Weight / pcs : 170 g 2335 2335 2336 2336 2337 - 2338 2338 = 10. Support = 2339 2339 2340 - 2341 2341 * ((( 2342 -Support is providedMonday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in thebefore-mentioned schedule.2257 +Support is available Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different time zones, we cannot offer live support. However, your questions will be answered as soon as possible within the aforementioned schedule. 2343 2343 ))) 2344 2344 * ((( 2345 -Provide as much information as possible regarding your enquiry (product models, accuratelydescribeyourproblemandsteps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]]2260 +Please provide as much information as possible regarding your inquiry (e.g., product models, a detailed description of the problem, steps to replicate it, etc.) and send an email to [[support@dragino.cc>>mailto:support@dragino.cc]] 2346 2346 2347 - 2348 2348 2349 2349 ))) 2350 2350 2351 2351 = 11. Reference = 2352 2352 2353 - 2354 2354 * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]] 2355 2355 * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]] 2356 2356 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2357 - 2358 - 2359 -
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