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, smartphone detection, 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 ((( ... ... @@ -53,152 +53,75 @@ 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 -))) 82 - 83 -((( 84 - 85 - 86 86 (% style="color:#037691" %)**Interface for Model: LT22222-L:** 87 -))) 88 88 89 -* ((( 90 -2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor) 91 -))) 92 -* ((( 93 -2 x Digital Output (NPN output. Max pull up voltage 36V,450mA) 94 -))) 95 -* ((( 96 -2 x Relay Output (5A@250VAC / 30VDC) 97 -))) 98 -* ((( 99 -2 x 0~~20mA Analog Input (res:0.01mA) 100 -))) 101 -* ((( 102 -2 x 0~~30V Analog Input (res:0.01v) 103 -))) 104 -* ((( 105 -Power Input 7~~ 24V DC. 106 -))) 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. 107 107 108 -((( 109 - 110 - 111 111 (% style="color:#037691" %)**LoRa Spec:** 112 -))) 113 113 114 -* ((( 115 -((( 116 -Frequency Range: 117 -))) 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. 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. 170 - 171 - 172 - 173 -))) 174 - 175 175 == 1.3 Features == 176 176 177 - 178 -* LoRaWAN Class A & Class C protocol 97 +* LoRaWAN Class A & Class C modes 179 179 * Optional Customized LoRa Protocol 180 180 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869 181 181 * AT Commands to change parameters 182 -* Remote configure parameters via LoRa Downlink 101 +* Remotely configure parameters via LoRaWAN Downlink 183 183 * Firmware upgradable via program port 184 184 * Counting 185 185 186 -== 1.4 105 +== 1.4 Applications == 187 187 107 +* Smart buildings & home automation 108 +* Logistics and supply chain management 109 +* Smart metering 110 +* Smart agriculture 111 +* Smart cities 112 +* Smart factory 188 188 189 -* Smart Buildings & Home Automation 190 -* Logistics and Supply Chain Management 191 -* Smart Metering 192 -* Smart Agriculture 193 -* Smart Cities 194 -* Smart Factory 195 - 196 196 == 1.5 Hardware Variants == 197 197 198 198 199 -(% border="1" style="background-color:#f7faff; width:500px" %) 200 -|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description** 201 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)((( 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" %)((( 202 202 * 2 x Digital Input (Bi-direction) 203 203 * 2 x Digital Output 204 204 * 2 x Relay Output (5A@250VAC / 30VDC) ... ... @@ -207,129 +207,234 @@ 207 207 * 1 x Counting Port 208 208 ))) 209 209 210 -= 2. PowerONDevice =131 += 2. Assembling the device = 211 211 133 +== 2.1 Connecting the antenna == 212 212 213 -((( 214 -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. 215 -))) 135 +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. 216 216 217 -((( 218 -PWR will on when device is properly powered. 137 +{{warning}} 138 +Warning! Do not power on the device without connecting the antenna. 139 +{{/warning}} 219 219 220 - 221 -))) 141 +== 2.2 Terminals == 222 222 223 - [[image:1653297104069-180.png]]143 +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. 224 224 145 +Upper screw terminal block (from left to right): 225 225 226 -= 3. Operation Mode = 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 1 227 227 228 - == 3.1 Howitworks?==156 +Lower screw terminal block (from left to right): 229 229 158 +(% 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 1 230 230 231 -((( 232 -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. 233 -))) 171 +== 2.3 Powering the device == 234 234 235 -((( 236 -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. 237 -))) 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. 238 238 175 +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. 239 239 240 -== 3.2 Example to join LoRaWAN network == 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}} 241 241 242 242 243 -((( 244 -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. 182 +[[image:1653297104069-180.png]] 245 245 246 - 247 -))) 248 248 185 += 3. Registering with a LoRaWAN Network Server = 186 + 187 +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. 188 + 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. 190 + 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. 192 + 193 +The network diagram below shows how the LT-22222-L is connected to a typical LoRaWAN network. 194 + 249 249 [[image:image-20220523172350-1.png||height="266" width="864"]] 250 250 197 +=== 3.2.1 Prerequisites === 251 251 252 -((( 253 -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: 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. 254 254 255 - 256 -))) 201 +[[image:image-20230425173427-2.png||height="246" width="530"]] 257 257 258 -((( 259 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 260 -))) 203 +The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers. 261 261 262 -((( 263 -Each LT is shipped with a sticker with the default device EUI as below: 264 -))) 205 +=== 3.2.2 The Things Stack Sandbox (TTSS) === 265 265 266 - [[image:1653297924498-393.png]]207 +The Things Stack Sandbox was formally called The Things Stack Community Edition. 267 267 209 +* 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: 268 268 269 - InputthesekeysServerportal. Below is TTN screenshot:214 +==== 3.2.2.1 Using the LoRaWAN Device Repository ==== 270 270 271 -**Add APP EUI in the application.** 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. 272 272 273 -[[image: 1653297955910-247.png||height="321" width="716"]]226 +[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]] 274 274 275 275 276 -**Add APP KEY and DEV EUI** 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. 277 277 278 -[[image: 1653298023685-319.png]]236 +[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]] 279 279 238 +==== ==== 280 280 240 +==== 3.2.2.2 Adding device manually ==== 281 281 282 -((( 283 -(% 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. 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. 284 284 285 - 286 -))) 251 +[[image:lt-22222-l-manually-p1.png||height="625" width="1000"]] 287 287 288 -[[image:1653298044601-602.png||height="405" width="709"]] 289 289 254 +* 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. 290 290 291 - == 3.3 Uplink Payload==262 +[[image:lt-22222-l-manually-p2.png||height="625" width="1000"]] 292 292 293 293 294 - Thereare fiveworkingmodes+oneinterruptmode on LT fordifferenttypeapplication:265 +You will be navigated to the **Device overview** page. 295 295 296 -* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 267 + 268 +[[image:lt-22222-device-overview.png||height="625" width="1000"]] 269 + 270 + 271 +==== 3.2.2.3 Joining ==== 272 + 273 +On the Device overview page, click on **Live data** tab. The Live data panel for your device will display. 274 + 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**). 276 + 277 + 278 +[[image:lt-22222-join-network.png||height="625" width="1000"]] 279 + 280 + 281 +By default, you will receive an uplink data message from the device every 10 minutes. 282 + 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. 284 + 285 +[[image:lt-22222-ul-payload-decoded.png]] 286 + 287 + 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. 289 + 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}} 293 + 294 +[[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]] 295 + 296 + 297 +== 3.3 Work Modes and Uplink Payload formats == 298 + 299 + 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. 301 + 302 +* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO 303 + 297 297 * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 305 + 298 298 * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO 307 + 299 299 * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO 309 + 300 300 * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 311 + 301 301 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 302 302 314 +The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes. 315 + 303 303 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 304 304 305 - 306 306 ((( 307 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. 308 -))) 319 +This is the default mode. 309 309 310 - [[image:image-20220523174024-3.png]]321 +The uplink payload is 11 bytes long. (% style="display:none" wfd-invisible="true" %) 311 311 323 +(% 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** 325 +|Value|((( 326 +AVI1 voltage 327 +)))|((( 328 +AVI2 voltage 329 +)))|((( 330 +ACI1 Current 331 +)))|((( 332 +ACI2 Current 333 +)))|**DIDORO***|((( 334 +Reserve 335 +)))|MOD 336 +))) 337 + 312 312 ((( 313 - 339 +(% 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. 314 314 315 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 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 316 316 ))) 317 317 318 -[[image:image-20220523174254-4.png]] 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. 319 319 320 -* RO is for relay. ROx=1 : close,ROx=0 always open. 321 -* DI is for digital input. DIx=1: high or float, DIx=0: low. 322 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 350 +(% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L** 323 323 324 - (%style="color:red"%)**Note:DI3andDO3 bitarenot valid for LT-22222-L**352 +For example, if the payload is: [[image:image-20220523175847-2.png]] 325 325 326 -For example if payload is: [[image:image-20220523175847-2.png]] 327 327 355 +**The interface values can be calculated as follows: ** 328 328 329 - **Thevalueforthe interface is:**357 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 330 330 331 -AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 332 - 333 333 AVI2 channel voltage is 0x04AC/1000=1.196V 334 334 335 335 ACI1 channel current is 0x1310/1000=4.880mA ... ... @@ -336,96 +336,92 @@ 336 336 337 337 ACI2 channel current is 0x1300/1000=4.864mA 338 338 339 -The last byte 0xAA= 10101010( B) means365 +The last byte 0xAA= **10101010**(b) means, 340 340 341 -* [1] RO1 relay channel is close and the RO1 LED is ON. 342 -* [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. 343 343 344 -**LT22222-L:** 345 - 346 -* [1] DI2 channel is high input and DI2 LED is ON; 347 -* [0] DI1 channel is low input; 348 - 349 -* [0] DO3 channel output state 350 -** DO3 is float in case no load between DO3 and V+.; 351 -** DO3 is high in case there is load between DO3 and V+. 352 -** DO3 LED is off in both case 353 -* [1] DO2 channel output is low and DO2 LED is ON. 354 -* [0] DO1 channel output state 355 -** DO1 is float in case no load between DO1 and V+.; 356 -** DO1 is high in case there is load between DO1 and V+. 357 -** DO1 LED is off in both case 358 - 359 359 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 360 360 361 361 362 362 ((( 363 -**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. 364 364 ))) 365 365 366 366 ((( 367 -Total : 11 bytes payload 390 +The uplink payload is 11 bytes long. 391 + 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** 394 +|Value|COUNT1|COUNT2 |DIDORO*|((( 395 +Reserve 396 +)))|MOD 368 368 ))) 369 369 370 -[[image:image-20220523180452-3.png]] 399 +((( 400 +(% 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. 371 371 402 +(% 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 372 372 373 -((( 374 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 406 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 375 375 ))) 376 376 377 -[[image:image-20220523180506-4.png]] 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. 378 378 379 -* RO is for relay. ROx=1 : close,ROx=0 always open. 380 -* FIRST: Indicate this is the first packet after join network. 381 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 382 - 383 383 ((( 384 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 385 -))) 413 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L** 386 386 387 -((( 388 388 416 +))) 389 389 390 -**To use counting mode, please run:** 418 +((( 419 +**To activate this mode, run the following AT commands:** 391 391 ))) 392 392 422 +((( 393 393 (% class="box infomessage" %) 394 394 ((( 395 -((( 396 -((( 397 397 **AT+MOD=2** 398 -))) 399 399 400 -((( 401 401 **ATZ** 402 402 ))) 403 403 ))) 404 -))) 405 405 406 406 ((( 407 407 408 408 409 409 (% style="color:#4f81bd" %)**AT Commands for counting:** 410 - 411 - 412 412 ))) 413 413 414 414 ((( 415 415 **For LT22222-L:** 416 416 440 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (sets the DI1 port to trigger on a LOW level. The valid signal duration is 100ms) ** 417 417 418 -(% style="color:blue" %)**AT+TRIG1= 0,100**(%%)**lowlevel,valid signal is 100ms) **442 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (sets the DI1 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 419 419 420 -(% style="color:blue" %)**AT+TRIG 1=1,100**(%%)**1port to trigger onhighlevel,valid signal is 100ms444 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (sets the DI2 port to trigger on a LOW level. The valid signal duration is 100ms) ** 421 421 422 -(% style="color:blue" %)**AT+TRIG2= 0,100**(%%)**lowlevel,valid signal is 100ms) **446 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (sets the DI2 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 423 423 424 -(% style="color:blue" %)**AT+T RIG2=1,100**(%%)**DI2 portto triggeronhigh level, validsignalis 100ms)448 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (sets the COUNT1 value to 60)** 425 425 426 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (Set COUNT1 value to 60)** 427 - 428 -(% 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)** 429 429 ))) 430 430 431 431 ... ... @@ -432,46 +432,50 @@ 432 432 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 433 433 434 434 435 -**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. 436 436 437 -[[image:image-20220523181246-5.png]] 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** 461 +|Value|COUNT1|((( 462 +ACI1 Current 463 +)))|((( 464 +ACI2 Current 465 +)))|DIDORO*|Reserve|MOD 438 438 439 439 ((( 440 - 468 +(% 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. 441 441 442 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 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 443 443 ))) 444 444 445 -[[image:image-20220523181301-6.png]] 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. 446 446 447 -* RO is for relay. ROx=1 : close,ROx=0 always open. 448 -* FIRST: Indicate this is the first packet after join network. 449 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 450 - 451 451 ((( 452 -(% 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.** 453 453 ))) 454 454 455 455 456 456 ((( 457 -**To usecountingmode,pleaserun:**485 +**To activate this mode, run the following AT commands:** 458 458 ))) 459 459 488 +((( 460 460 (% class="box infomessage" %) 461 461 ((( 462 -((( 463 -((( 464 464 **AT+MOD=3** 465 -))) 466 466 467 -((( 468 468 **ATZ** 469 469 ))) 470 470 ))) 471 -))) 472 472 473 473 ((( 474 -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. 475 475 ))) 476 476 477 477 ... ... @@ -479,67 +479,64 @@ 479 479 480 480 481 481 ((( 482 -**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. 483 483 ))) 484 484 485 485 ((( 486 -The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be 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. 513 + 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** 516 +|Value|COUNT1|AVI1 Counting|DIDORO*|((( 517 +Reserve 518 +)))|MOD 487 487 ))) 488 488 489 -[[image:image-20220523181903-8.png]] 490 - 491 - 492 492 ((( 493 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 522 +(% 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. 523 + 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 494 494 ))) 495 495 496 -[[image:image-20220523181727-7.png]] 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. 497 497 498 -* RO is for relay. ROx=1 : close,ROx=0 always open. 499 -* FIRST: Indicate this is the first packet after join network. 500 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 501 - 502 502 ((( 503 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 504 -))) 534 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 505 505 506 -((( 507 507 537 +))) 508 508 509 -**To use this mode, please run:** 539 +((( 540 +**To activate this mode, run the following AT commands:** 510 510 ))) 511 511 543 +((( 512 512 (% class="box infomessage" %) 513 513 ((( 514 -((( 515 -((( 516 516 **AT+MOD=4** 517 -))) 518 518 519 -((( 520 520 **ATZ** 521 521 ))) 522 522 ))) 523 -))) 524 524 525 - 526 526 ((( 527 -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. 528 528 ))) 529 529 530 530 ((( 531 - 557 +**In addition to that, below are the commands for AVI1 Counting:** 532 532 533 - **Plusbelowcommand for AVI1Counting:**559 +(% style="color:blue" %)**AT+SETCNT=3,60 **(%%)**(Sets AVI Count to 60)** 534 534 561 +(% style="color:blue" %)**AT+VOLMAX=20000 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 535 535 536 -(% style="color:blue" %)**AT+ SETCNT=3,60**(%%)**(set AVICountto60)**563 +(% style="color:blue" %)**AT+VOLMAX=20000,0 **(%%)**(If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 537 537 538 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 539 - 540 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 541 - 542 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 565 +(% style="color:blue" %)**AT+VOLMAX=20000,1 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 543 543 ))) 544 544 545 545 ... ... @@ -546,47 +546,53 @@ 546 546 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 547 547 548 548 549 -**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. 550 550 551 -[[image:image-20220523182334-9.png]] 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** 576 +|Value|((( 577 +AVI1 voltage 578 +)))|((( 579 +AVI2 voltage 580 +)))|((( 581 +ACI1 Current 582 +)))|COUNT1|DIDORO*|((( 583 +Reserve 584 +)))|MOD 552 552 553 553 ((( 554 - 587 +(% 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. 555 555 556 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 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** 591 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 557 557 ))) 558 558 559 -* RO is for relay. ROx=1 ,ROx=0 always open.560 -* 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. 561 561 * ((( 562 -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. 563 563 ))) 564 564 565 565 ((( 566 -(% 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.** 567 567 ))) 568 568 569 569 ((( 570 - 571 - 572 -**To use this mode, please run:** 605 +**To activate this mode, run the following AT commands:** 573 573 ))) 574 574 608 +((( 575 575 (% class="box infomessage" %) 576 576 ((( 577 -((( 578 -((( 579 579 **AT+MOD=5** 580 -))) 581 581 582 -((( 583 583 **ATZ** 584 584 ))) 585 585 ))) 586 -))) 587 587 588 588 ((( 589 -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. 590 590 ))) 591 591 592 592 ... ... @@ -593,49 +593,48 @@ 593 593 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 594 594 595 595 596 -(% 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.** 597 597 598 -For example, if u serhasconfiguredbelow commands:627 +For example, if you configured the following commands: 599 599 600 -* **AT+MOD=1 ** **~-~->** The normal workingmode601 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 629 +* **AT+MOD=1 ** **~-~->** The default work mode 630 +* **AT+ADDMOD6=1** **~-~->** Enable trigger mode 602 602 603 -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: 604 604 605 -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 606 -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 +))) 607 607 608 -(% style="color:#037691" %)**AT Command to set Trigger Condition**: 639 +(% style="color:#037691" %)**AT Commands to set Trigger Condition**: 609 609 641 +(% style="color:#4f81bd" %)**Trigger based on voltage**: 610 610 611 -(% style="color:#4f81bd" %)**Trigger base on voltage**: 612 - 613 613 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> 614 614 615 615 616 616 **Example:** 617 617 618 -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) 619 619 620 -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) 621 621 622 622 653 +(% style="color:#4f81bd" %)**Trigger based on current**: 623 623 624 -(% style="color:#4f81bd" %)**Trigger base on current**: 625 - 626 626 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> 627 627 628 628 629 629 **Example:** 630 630 631 -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) 632 632 633 633 663 +(% style="color:#4f81bd" %)**Trigger based on DI status**: 634 634 635 - (%style="color:#4f81bd"%)**Triggerbaseon DI status**:665 +DI status triggers Flag. 636 636 637 -DI status trigger Flag. 638 - 639 639 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 640 640 641 641 ... ... @@ -644,71 +644,116 @@ 644 644 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 645 645 646 646 647 -(% style="color:#037691" %)**Downlink Command toset Trigger Condition:**675 +(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:** 648 648 649 649 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 650 650 651 651 Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4 652 652 653 - AA: Code for this downlink Command: 681 + AA: Type Code for this downlink Command: 654 654 655 - 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. 656 656 657 - yy1 yy1: AC1 or AV1 lowlimit or DI1/DI2 trigger status.685 + yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status. 658 658 659 - yy2 yy2: AC1 or AV1 highlimit.687 + yy2 yy2: AC1 or AV1 HIGH limit. 660 660 661 - yy3 yy3: AC2 or AV2 lowlimit.689 + yy3 yy3: AC2 or AV2 LOW limit. 662 662 663 - Yy4 yy4: AC2 or AV2 highlimit.691 + Yy4 yy4: AC2 or AV2 HIGH limit. 664 664 665 665 666 -**Example1**: AA 00 13 88 00 00 00 00 00 00 694 +**Example 1**: AA 00 13 88 00 00 00 00 00 00 667 667 668 -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) 669 669 670 670 671 -**Example2**: AA 02 01 00 699 +**Example 2**: AA 02 01 00 672 672 673 -Same as AT+ DTRI =1,0 701 +Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 674 674 675 675 676 - 677 677 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 678 678 679 -MOD6 Payload payload706 +MOD6 Payload: total of 11 bytes 680 680 681 -[[image:image-20220524085923-1.png]] 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** 710 +|Value|((( 711 +TRI_A FLAG 712 +)))|((( 713 +TRI_A Status 714 +)))|((( 715 +TRI_DI FLAG+STA 716 +)))|Reserve|Enable/Disable MOD6|((( 717 +MOD(6) 718 +))) 682 682 720 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below 683 683 684 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 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** 724 +|((( 725 +AV1_LOW 726 +)))|((( 727 +AV1_HIGH 728 +)))|((( 729 +AV2_LOW 730 +)))|((( 731 +AV2_HIGH 732 +)))|((( 733 +AC1_LOW 734 +)))|((( 735 +AC1_HIGH 736 +)))|((( 737 +AC2_LOW 738 +)))|((( 739 +AC2_HIGH 740 +))) 685 685 686 - [[image:image-20220524090106-2.png]]742 +* Each bit shows if the corresponding trigger has been configured. 687 687 688 -* Each bits shows if the corresponding trigger has been configured. 689 - 690 690 **Example:** 691 691 692 -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 693 693 694 694 749 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below 695 695 696 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 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** 753 +|((( 754 +AV1_LOW 755 +)))|((( 756 +AV1_HIGH 757 +)))|((( 758 +AV2_LOW 759 +)))|((( 760 +AV2_HIGH 761 +)))|((( 762 +AC1_LOW 763 +)))|((( 764 +AC1_HIGH 765 +)))|((( 766 +AC2_LOW 767 +)))|((( 768 +AC2_HIGH 769 +))) 697 697 698 - [[image:image-20220524090249-3.png]]771 +* Each bit shows which status has been triggered on this uplink. 699 699 700 -* Each bits shows which status has been trigger on this uplink. 701 - 702 702 **Example:** 703 703 704 -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. 705 705 706 706 707 707 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below 708 708 709 -[[image:image-20220524090456-4.png]] 780 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 781 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 782 +|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG 710 710 711 -* Each bits shows which status has been trigger on this uplink. 784 +* Each bits shows which status has been triggered on this uplink. 712 712 713 713 **Example:** 714 714 ... ... @@ -735,67 +735,83 @@ 735 735 ))) 736 736 737 737 738 -== 3.4 Configure LT via AT or Downlink == 811 +== 3.4 Configure LT-22222-L via AT Commands or Downlinks == 739 739 740 - 741 741 ((( 742 - 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. 743 743 ))) 744 744 745 745 ((( 746 746 ((( 747 -There are two kinds ofCommands:819 +There are two tytes of commands: 748 748 ))) 749 749 ))) 750 750 751 -* (% 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**(%%): 752 752 753 -* (% 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**(%%): 754 754 755 -=== 3.4.1 Common Commands ===827 +=== 3.4.1 Common commands === 756 756 757 - 758 758 ((( 759 -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. 760 760 ))) 761 761 833 +=== 3.4.2 Sensor-related commands === 762 762 763 - ===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. 764 764 765 765 ==== 3.4.2.1 Set Transmit Interval ==== 766 766 839 +Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes. 767 767 768 - Setdevice uplink interval.841 +(% style="color:#037691" %)**AT command** 769 769 770 -* (% 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 771 771 772 -(% style="color:blue" %)**AT+TDC=N ** 850 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 851 +))) 773 773 853 +(% style="color:#037691" %)**Downlink payload** 774 774 775 -**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 776 776 862 +<time> uplink interval is in milliseconds, represented by 3 bytes in hexadecimal. 863 +))) 864 +|**Example**|((( 865 +01 **00 75 30** 777 777 778 - * (%style="color:#037691"%)**DownlinkPayload(prefix0x01):**867 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 779 779 780 - (% style="color:blue"%)**0x01aa bb cc **(%%)**~/~/Same as AT+TDC=0x(aabb cc)**869 +Conversion: 30000 (dec) = 00 75 30 (hex) 781 781 871 +See [[RapidTables>>https://www.rapidtables.com/convert/number/decimal-to-hex.html?x=30000]] 872 +))) 782 782 874 +==== 3.4.2.2 Set the Work Mode (AT+MOD) ==== 783 783 784 -==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 785 785 877 +Sets the work mode. 786 786 787 - Setworkmode.879 +* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N ** 788 788 789 - *(%style="color:#037691"%)**AT Command:**881 +Where N is the work mode. 790 790 791 - (% style="color:blue" %)**AT+MOD=N**883 +**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode. 792 792 793 793 794 -* *Example**:AT+MOD=2.Setwork modetoDoubleDI countingmode886 +* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):** 795 795 796 - 797 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 798 - 799 799 (% style="color:blue" %)**0x0A aa **(%%)** ** ~/~/ Same as AT+MOD=aa 800 800 801 801 ... ... @@ -802,35 +802,30 @@ 802 802 803 803 ==== 3.4.2.3 Poll an uplink ==== 804 804 894 +Requests the device to send an uplink. 805 805 806 -* (% style="color:#037691" %)**AT Command:** 807 807 808 -There is no AT Command to poll uplink 897 +* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink 809 809 899 +* (% style="color:#037691" %)**Downlink payload (prefix 0x08):** 810 810 811 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 812 - 813 813 (% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 814 814 815 - 816 816 **Example**: 0x08FF, ask device to send an Uplink 817 817 818 818 819 819 820 -==== 3.4.2.4 Enable Trigger Mode ==== 907 +==== 3.4.2.4 Enable/Disable Trigger Mode ==== 821 821 909 +Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]). 822 822 823 - Useoftriggermode,pleasecheck [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]911 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0** 824 824 825 - *(% style="color:#037691" %)**AT Command:**913 +(% style="color:red" %)**1:** (%%)Enable the trigger mode 826 826 827 -(% style="color: blue" %)**AT+ADDMOD6=1or0**915 +(% style="color:red" %)**0: **(%%)Disable the trigger mode 828 828 829 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode 830 830 831 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode 832 - 833 - 834 834 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 835 835 836 836 (% style="color:blue" %)**0x0A 06 aa **(%%) ~/~/ Same as AT+ADDMOD6=aa ... ... @@ -839,34 +839,27 @@ 839 839 840 840 ==== 3.4.2.5 Poll trigger settings ==== 841 841 926 +Polls the trigger settings. 842 842 843 -Poll trigger settings, 844 - 845 845 * (% style="color:#037691" %)**AT Command:** 846 846 847 847 There is no AT Command for this feature. 848 848 849 - 850 850 * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 851 851 852 -(% 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 853 853 854 854 855 855 856 -==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 938 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as a trigger ==== 857 857 940 +Enable or disable DI1/DI2/DI2 as a trigger. 858 858 859 - EnableDisable DI1/DI2/DI2as trigger,942 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 860 860 861 -* (% style="color:#037691" %)**ATCommand:**944 +**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 862 862 863 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 864 864 865 - 866 -**Example:** 867 - 868 -AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 869 - 870 870 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 871 871 872 872 (% style="color:blue" %)**0xAA 02 aa bb ** (%%) ~/~/ Same as AT+DTRI=aa,bb ... ... @@ -873,66 +873,48 @@ 873 873 874 874 875 875 876 -==== 3.4.2.7 Trigger1 – Set DI 1or DI3 as trigger ====953 +==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ==== 877 877 955 +Sets DI1 or DI3 (for LT-33222-L) as a trigger. 878 878 879 - SetDI1or DI3(forLT-33222-L) trigger.957 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b** 880 880 881 -* (% style="color:#037691" %)**AT Command:** 882 - 883 -(% style="color:blue" %)**AT+TRIG1=a,b** 884 - 885 885 (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 886 886 887 887 (% style="color:red" %)**b :** (%%)delay timing. 888 888 963 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 889 889 890 -**Example:** 891 891 892 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 893 - 894 - 895 895 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 896 896 897 897 (% style="color:blue" %)**0x09 01 aa bb cc ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc) 898 898 899 899 971 +==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ==== 900 900 901 - ==== 3.4.2.8 Trigger2 –Set DI2 as trigger====973 +Sets DI2 as a trigger. 902 902 975 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b** 903 903 904 - SetDI2trigger.977 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1). 905 905 906 -* (% style="color:#037691" %)**AT Command:** 907 - 908 -(% style="color:blue" %)**AT+TRIG2=a,b** 909 - 910 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 911 - 912 912 (% style="color:red" %)**b :** (%%)delay timing. 913 913 981 +**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms ) 914 914 915 -**Example:** 916 916 917 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 918 - 919 - 920 920 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 921 921 922 922 (% style="color:blue" %)**0x09 02 aa bb cc ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc) 923 923 924 924 989 +==== 3.4.2.9 Trigger – Set AC (current) as a trigger ==== 925 925 926 - ====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"]] 927 927 993 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM** 928 928 929 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 930 - 931 -* (% style="color:#037691" %)**AT Command** 932 - 933 -(% style="color:blue" %)**AT+ACLIM** 934 - 935 - 936 936 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 937 937 938 938 (% 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"]] ... ... @@ -941,37 +941,26 @@ 941 941 942 942 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 943 943 1003 +Sets the current trigger based on the AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 944 944 945 - Setcurrenttrigger,basenAVport.See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]1005 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 946 946 947 -* (% style="color:#037691" %)**AT Command** 948 - 949 -(% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 950 - 951 - 952 952 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 953 953 954 954 (% 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"]] 955 955 956 956 957 - 958 958 ==== 3.4.2.11 Trigger – Set minimum interval ==== 959 959 1014 +Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger. 960 960 961 - Set AVandACtriggerminimuminterval, systemwon't response to the second trigger withinthisset time after the first trigger.1016 +* (% 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. 962 962 963 -* (% style="color:#037691" %)**AT Command** 964 - 965 -(% style="color:blue" %)**AT+ATDC=5 ** (%%)Device won't response the second trigger within 5 minute after the first trigger. 966 - 967 - 968 968 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 969 969 970 970 (% style="color:blue" %)**0x AC aa bb **(%%) ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 971 971 972 972 ((( 973 - 974 - 975 975 (% style="color:red" %)**Note: ATDC setting must be more than 5min** 976 976 ))) 977 977 ... ... @@ -979,6 +979,7 @@ 979 979 980 980 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 981 981 1030 +Controls the digital outputs DO1, DO2, and DO3 982 982 983 983 * (% style="color:#037691" %)**AT Command** 984 984 ... ... @@ -986,8 +986,9 @@ 986 986 987 987 988 988 * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 989 -* (% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 990 990 1039 +(% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 1040 + 991 991 ((( 992 992 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. 993 993 ))) ... ... @@ -994,10 +994,14 @@ 994 994 995 995 ((( 996 996 01: Low, 00: High , 11: No action 1047 + 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** 1050 +|02 01 00 11|Low|High|No Action 1051 +|02 00 11 01|High|No Action|Low 1052 +|02 11 01 00|No Action|Low|High 997 997 ))) 998 998 999 -[[image:image-20220524092754-5.png]] 1000 - 1001 1001 ((( 1002 1002 (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.** 1003 1003 ))) ... ... @@ -1034,24 +1034,31 @@ 1034 1034 1035 1035 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1036 1036 1037 -[[image:image-20220524093238-6.png]] 1091 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1092 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1093 +|0x01|DO1 set to low 1094 +|0x00|DO1 set to high 1095 +|0x11|DO1 NO Action 1038 1038 1039 - 1040 1040 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1041 1041 1042 -[[image:image-20220524093328-7.png]] 1099 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1100 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1101 +|0x01|DO2 set to low 1102 +|0x00|DO2 set to high 1103 +|0x11|DO2 NO Action 1043 1043 1044 - 1045 1045 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1046 1046 1047 -[[image:image-20220524093351-8.png]] 1107 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1108 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1109 +|0x01|DO3 set to low 1110 +|0x00|DO3 set to high 1111 +|0x11|DO3 NO Action 1048 1048 1113 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms 1049 1049 1050 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**: 1051 1051 1052 - Latching time. Unit: ms 1053 - 1054 - 1055 1055 (% style="color:red" %)**Note: ** 1056 1056 1057 1057 Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes ... ... @@ -1058,7 +1058,6 @@ 1058 1058 1059 1059 Before Firmwre v1.6.0 the latch time only suport 2 bytes. 1060 1060 1061 - 1062 1062 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 1063 1063 1064 1064 ... ... @@ -1082,7 +1082,7 @@ 1082 1082 1083 1083 1084 1084 1085 -==== 3.4.2. 1145 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1086 1086 1087 1087 1088 1088 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1100,11 +1100,18 @@ 1100 1100 ))) 1101 1101 1102 1102 ((( 1103 -01: Close , 00: Open , 11: No action 1104 -))) 1163 +00: Closed , 01: Open , 11: No action 1105 1105 1106 -((( 1107 -[[image:image-20220524093724-9.png]] 1165 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1166 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** 1167 +|03 00 11|Open|No Action 1168 +|03 01 11|Close|No Action 1169 +|03 11 00|No Action|Open 1170 +|03 11 01|No Action|Close 1171 +|03 00 00|Open|Open 1172 +|03 01 01|Close|Close 1173 +|03 01 00|Close|Open 1174 +|03 00 01|Open|Close 1108 1108 ))) 1109 1109 1110 1110 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** ... ... @@ -1178,11 +1178,8 @@ 1178 1178 1179 1179 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1180 1180 1181 -* (% style="color:#037691" %)**AT Command:** 1248 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1182 1182 1183 -(% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1184 - 1185 - 1186 1186 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1187 1187 1188 1188 (% style="color:blue" %)**0xA5 aa bb cc ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc ... ... @@ -1192,10 +1192,8 @@ 1192 1192 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1193 1193 1194 1194 1195 -* (% style="color:#037691" %)**AT Command:** 1259 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1196 1196 1197 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1198 - 1199 1199 (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count 1200 1200 1201 1201 (% style="color:red" %)**bb cc dd ee: **(%%)number to be set ... ... @@ -1212,11 +1212,8 @@ 1212 1212 1213 1213 Clear counting for counting mode 1214 1214 1215 -* (% style="color:#037691" %)**AT Command:** 1277 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1216 1216 1217 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1218 - 1219 - 1220 1220 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1221 1221 1222 1222 (% style="color:blue" %)**0x A6 01 ** (%%)~/~/ clear all counting ... ... @@ -1223,7 +1223,7 @@ 1223 1223 1224 1224 1225 1225 1226 -==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1285 +==== 3.4.2.19 Counting ~-~- Change counting mode to save time ==== 1227 1227 1228 1228 1229 1229 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1344,75 +1344,145 @@ 1344 1344 [[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"]] 1345 1345 1346 1346 1347 -== 3.5 Integrat ewithMydevice==1406 +== 3.5 Integrating with ThingsEye.io == 1348 1348 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. 1349 1349 1350 - 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 === 1351 1351 1352 -((( 1353 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1354 -))) 1412 +We use The Things Stack Sandbox in this example: 1355 1355 1356 -((( 1357 -(% 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. 1358 1358 1359 - 1360 -))) 1419 +{{info}} 1420 +The username and password (API key) you created here are required in the next section. 1421 +{{/info}} 1361 1361 1362 -[[image: image-20220719105525-1.png||height="377" width="677"]]1423 +[[image:tts-mqtt-integration.png||height="625" width="1000"]] 1363 1363 1425 +=== 3.5.2 Configuring ThingsEye.io === 1364 1364 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). 1365 1365 1366 -[[image:i mage-20220719110247-2.png||height="388" width="683"]]1431 +[[image:thingseye-io-step-1.png||height="625" width="1000"]] 1367 1367 1368 1368 1369 - (%style="color:blue"%)**Step 3**(%%): Create anaccount orloginMydevices.1434 +On the **Add integration** window, configure the following: 1370 1370 1371 - (% style="color:blue" %)**Step 4**(%%): SearchLT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(%style="display:none" %)1436 +**Basic settings:** 1372 1372 1373 -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. 1374 1374 1375 -[[image: 1653356838789-523.png||height="337" width="740"]]1446 +[[image:thingseye-io-step-2.png||height="625" width="1000"]] 1376 1376 1377 1377 1449 +**Uplink data converter:** 1378 1378 1379 -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. 1380 1380 1381 -[[image:i mage-20220524094909-1.png||height="335" width="729"]]1457 +[[image:thingseye-io-step-3.png||height="625" width="1000"]] 1382 1382 1383 1383 1384 - [[image:image-20220524094909-2.png||height="337"width="729"]]1460 +**Downlink data converter (this is an optional step):** 1385 1385 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. 1386 1386 1387 -[[image:i mage-20220524094909-3.png||height="338" width="727"]]1468 +[[image:thingseye-io-step-4.png||height="625" width="1000"]] 1388 1388 1389 1389 1390 - [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)1471 +**Connection:** 1391 1391 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**. 1392 1392 1393 -[[image: image-20220524094909-5.png||height="341" width="734"]]1478 +[[image:message-1.png]] 1394 1394 1395 1395 1396 - ==3.6InterfaceDetail==1481 +* Click the **Add** button. 1397 1397 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 + 1398 1398 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1399 1399 1400 1400 1401 -Support NPN Type sensor1530 +Support NPN-type sensor 1402 1402 1403 1403 [[image:1653356991268-289.png]] 1404 1404 1405 1405 1406 -=== 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) === 1407 1407 1408 1408 1409 1409 ((( 1410 -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. 1411 1411 ))) 1412 1412 1413 1413 ((( 1414 1414 ((( 1415 - 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. 1416 1416 1417 1417 1418 1418 ))) ... ... @@ -1422,7 +1422,7 @@ 1422 1422 1423 1423 ((( 1424 1424 ((( 1425 - 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. 1426 1426 ))) 1427 1427 ))) 1428 1428 ... ... @@ -1431,22 +1431,22 @@ 1431 1431 ))) 1432 1432 1433 1433 ((( 1434 -(% style="color: blue" %)**Example1**(%%): Connect to aLow1563 +(% style="color:#0000ff" %)**Example 1**(%%): Connecting to a low-active sensor. 1435 1435 ))) 1436 1436 1437 1437 ((( 1438 -This type of sensor willoutput a low signalGNDwhen active.1567 +This type of sensor outputs a low (GND) signal when active. 1439 1439 ))) 1440 1440 1441 1441 * ((( 1442 -Connect sensor's output to DI1- 1571 +Connect the sensor's output to DI1- 1443 1443 ))) 1444 1444 * ((( 1445 -Connect sensor's VCC to DI1+. 1574 +Connect the sensor's VCC to DI1+. 1446 1446 ))) 1447 1447 1448 1448 ((( 1449 - 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: 1450 1450 ))) 1451 1451 1452 1452 ((( ... ... @@ -1454,7 +1454,7 @@ 1454 1454 ))) 1455 1455 1456 1456 ((( 1457 - 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. 1458 1458 ))) 1459 1459 1460 1460 ((( ... ... @@ -1462,22 +1462,22 @@ 1462 1462 ))) 1463 1463 1464 1464 ((( 1465 -(% style="color: blue" %)**Example2**(%%): Connect to aHigh1594 +(% style="color:#0000ff" %)**Example 2**(%%): Connecting to a high-active sensor. 1466 1466 ))) 1467 1467 1468 1468 ((( 1469 -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. 1470 1470 ))) 1471 1471 1472 1472 * ((( 1473 -Connect sensor's output to DI1+ 1602 +Connect the sensor's output to DI1+ 1474 1474 ))) 1475 1475 * ((( 1476 -Connect sensor's GND DI1-. 1605 +Connect the sensor's GND DI1-. 1477 1477 ))) 1478 1478 1479 1479 ((( 1480 - 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: 1481 1481 ))) 1482 1482 1483 1483 ((( ... ... @@ -1485,7 +1485,7 @@ 1485 1485 ))) 1486 1486 1487 1487 ((( 1488 -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. 1489 1489 ))) 1490 1490 1491 1491 ((( ... ... @@ -1493,22 +1493,22 @@ 1493 1493 ))) 1494 1494 1495 1495 ((( 1496 -(% style="color: blue" %)**Example3**(%%): Connect to a 220vhigh1625 +(% style="color:#0000ff" %)**Example 3**(%%): Connecting to a 220V high-active sensor. 1497 1497 ))) 1498 1498 1499 1499 ((( 1500 -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 1501 1501 ))) 1502 1502 1503 1503 * ((( 1504 -Connect sensor's output to DI1+ with a serial50K resistor1633 +Connect the sensor's output to DI1+ with a 50K resistor in series. 1505 1505 ))) 1506 1506 * ((( 1507 -Connect sensor's GND DI1-. 1636 +Connect the sensor's GND DI1-. 1508 1508 ))) 1509 1509 1510 1510 ((( 1511 - 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: 1512 1512 ))) 1513 1513 1514 1514 ((( ... ... @@ -1516,24 +1516,37 @@ 1516 1516 ))) 1517 1517 1518 1518 ((( 1519 -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. 1520 1520 ))) 1521 1521 1522 1522 1523 - ===3.6.3 DigitalOutputPort:DO1/DO2/DO3===1652 +(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor 1524 1524 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. 1525 1525 1526 - **(%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. 1527 1527 1528 - **(% style="color:red" %)Note: DO pins go to float when device is power off.**1658 +[[image:image-20230616235145-1.png]] 1529 1529 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 + 1530 1530 [[image:1653357531600-905.png]] 1531 1531 1532 1532 1533 -=== 3.6.4 Analog Input Interface === 1675 +=== 3.6.4 Analog Input Interfaces === 1534 1534 1535 1535 1536 -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: 1537 1537 1538 1538 1539 1539 (% style="color:blue" %)**AC2 = (IN2 voltage )/12** ... ... @@ -1540,20 +1540,19 @@ 1540 1540 1541 1541 [[image:1653357592296-182.png]] 1542 1542 1543 -Example toconnect a 4~~20mA sensor1685 +Example: Connecting a 4~~20mA sensor 1544 1544 1545 -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. 1546 1546 1547 1547 1548 1548 (% style="color:blue" %)**Specifications of the wind speed sensor:** 1549 1549 1550 - **(% style="color:red" %)Red: 12~~24v**1692 +(% style="color:red" %)**Red: 12~~24V** 1551 1551 1552 - **(% style="color:Yellow" %)Yellow: 4~~20mA**1694 +(% style="color:#ffc000" %)**Yellow: 4~~20mA** 1553 1553 1554 1554 **Black: GND** 1555 1555 1556 - 1557 1557 **Connection diagram:** 1558 1558 1559 1559 [[image:1653357640609-758.png]] ... ... @@ -1561,239 +1561,147 @@ 1561 1561 [[image:1653357648330-671.png||height="155" width="733"]] 1562 1562 1563 1563 1564 - ===3.6.5 RelayOutput===1705 +Example: Connecting to a regulated power supply to measure voltage 1565 1565 1707 +[[image:image-20230608101532-1.png||height="606" width="447"]] 1566 1566 1567 -((( 1568 -The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device's Power Line to in serial of RO1_1 and RO_2. Such as below: 1709 +[[image:image-20230608101608-2.jpeg||height="379" width="284"]] 1569 1569 1570 -**Note**: RO pins go to Open(NO) when device is power off. 1571 -))) 1711 +[[image:image-20230608101722-3.png||height="102" width="1139"]] 1572 1572 1573 -[[image:image-20220524100215-9.png]] 1574 1574 1714 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power supply**(% style="color:blue" %)**:** 1575 1575 1576 - [[image:image-20220524100215-10.png||height="382"width="723"]]1716 +(% style="color:red" %)**Red: 12~~24v** 1577 1577 1718 +**Black: GND** 1578 1578 1579 -== 3.7 LEDs Indicators == 1580 1580 1721 +=== 3.6.5 Relay Output === 1581 1581 1582 -[[image:image-20220524100748-11.png]] 1583 1583 1584 - 1585 -= 4. Use AT Command = 1586 - 1587 -== 4.1 Access AT Command == 1588 - 1589 - 1590 1590 ((( 1591 -LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below. 1592 -))) 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: 1593 1593 1594 -((( 1595 - 1727 +**Note**: The ROx pins will be in the Open (NO) state when the LT-22222-L is powered off. 1596 1596 ))) 1597 1597 1598 -[[image: 1653358238933-385.png]]1730 +[[image:image-20220524100215-9.png]] 1599 1599 1600 1600 1601 -((( 1602 -In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below: 1603 -))) 1733 +[[image:image-20220524100215-10.png||height="382" width="723"]] 1604 1604 1605 -[[image:1653358355238-883.png]] 1606 1606 1736 +== 3.7 LEDs Indicators == 1607 1607 1608 -((( 1609 -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/]] 1610 -))) 1738 +The table below lists the behavior of LED indicators for each port function. 1611 1611 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 1743 +|**TX**|((( 1612 1612 ((( 1613 - AT+<CMD>?:Helpon<CMD>1745 +Device boot: TX blinks 5 times. 1614 1614 ))) 1615 1615 1616 1616 ((( 1617 - AT+<CMD>:Run<CMD>1749 +Successful network join: TX remains ON for 5 seconds. 1618 1618 ))) 1619 1619 1620 1620 ((( 1621 - AT+<CMD>=<value>:Setthevalue1753 +Transmit a LoRa packet: TX blinks once 1622 1622 ))) 1623 - 1624 -((( 1625 -AT+<CMD>=? : Get the value 1626 1626 ))) 1627 - 1628 -((( 1629 -ATZ: Trig a reset of the MCU 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 1630 1630 ))) 1631 - 1632 -((( 1633 -AT+FDR: Reset Parameters to Factory Default, Keys Reserve 1762 +|**DI2**|((( 1763 +For LT-22222-L: ON when DI2 is high, OFF when DI2 is low 1634 1634 ))) 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 1635 1635 1636 -((( 1637 -AT+DEUI: Get or Set the Device EUI 1638 -))) 1768 += 4. Using AT Commands = 1639 1639 1640 -((( 1641 -AT+DADDR: Get or Set the Device Address 1642 -))) 1770 +The LT-22222-L supports programming using AT Commands. 1643 1643 1644 -((( 1645 -AT+APPKEY: Get or Set the Application Key 1646 -))) 1772 +== 4.1 Connecting the LT-22222-L to a PC == 1647 1647 1648 1648 ((( 1649 - AT+NWKSKEY:Get orSet theNetworkSessionKey1775 +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. 1650 1650 ))) 1651 1651 1652 -((( 1653 -AT+APPSKEY: Get or Set the Application Session Key 1654 -))) 1778 +[[image:1653358238933-385.png]] 1655 1655 1656 -((( 1657 -AT+APPEUI: Get or Set the Application EUI 1658 -))) 1659 1659 1660 1660 ((( 1661 - AT+ADR:Get orSet theAdaptiveDataRate setting.(0:off,1: on)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: 1662 1662 ))) 1663 1663 1664 -((( 1665 -AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec) 1666 -))) 1785 +[[image:1653358355238-883.png]] 1667 1667 1668 -((( 1669 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1670 -))) 1671 1671 1672 1672 ((( 1673 -AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1674 -))) 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/]] 1675 1675 1676 -((( 1677 -AT+PNM: Get or Set the public network mode. (0: off, 1: on) 1791 +== 4.2 LT-22222-L related AT commands == 1678 1678 ))) 1679 1679 1680 1680 ((( 1681 -AT+RX2FQ: Get or Set the Rx2 window frequency 1682 -))) 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. 1683 1683 1684 -((( 1685 -AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X) 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 1686 1686 ))) 1687 1687 1688 -((( 1689 -AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms 1690 -))) 1691 1691 1692 -((( 1693 -AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms 1694 -))) 1695 - 1696 -((( 1697 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1698 -))) 1699 - 1700 -((( 1701 -AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1702 -))) 1703 - 1704 -((( 1705 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1706 -))) 1707 - 1708 -((( 1709 -AT+NWKID: Get or Set the Network ID 1710 -))) 1711 - 1712 -((( 1713 -AT+FCU: Get or Set the Frame Counter Uplink 1714 -))) 1715 - 1716 -((( 1717 -AT+FCD: Get or Set the Frame Counter Downlink 1718 -))) 1719 - 1720 -((( 1721 -AT+CLASS: Get or Set the Device Class 1722 -))) 1723 - 1724 -((( 1725 -AT+JOIN: Join network 1726 -))) 1727 - 1728 -((( 1729 -AT+NJS: Get OTAA Join Status 1730 -))) 1731 - 1732 -((( 1733 -AT+SENDB: Send hexadecimal data along with the application port 1734 -))) 1735 - 1736 -((( 1737 -AT+SEND: Send text data along with the application port 1738 -))) 1739 - 1740 -((( 1741 -AT+RECVB: Print last received data in binary format (with hexadecimal values) 1742 -))) 1743 - 1744 -((( 1745 -AT+RECV: Print last received data in raw format 1746 -))) 1747 - 1748 -((( 1749 -AT+VER: Get current image version and Frequency Band 1750 -))) 1751 - 1752 -((( 1753 -AT+CFM: Get or Set the confirmation mode (0-1) 1754 -))) 1755 - 1756 -((( 1757 -AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1758 -))) 1759 - 1760 -((( 1761 -AT+SNR: Get the SNR of the last received packet 1762 -))) 1763 - 1764 -((( 1765 -AT+RSSI: Get the RSSI of the last received packet 1766 -))) 1767 - 1768 -((( 1769 -AT+TDC: Get or set the application data transmission interval in ms 1770 -))) 1771 - 1772 -((( 1773 -AT+PORT: Get or set the application port 1774 -))) 1775 - 1776 -((( 1777 -AT+DISAT: Disable AT commands 1778 -))) 1779 - 1780 -((( 1781 -AT+PWORD: Set password, max 9 digits 1782 -))) 1783 - 1784 -((( 1785 -AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode 1786 -))) 1787 - 1788 -((( 1789 -AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470 1790 -))) 1791 - 1792 -((( 1793 -AT+CFG: Print all settings 1794 -))) 1795 - 1796 - 1797 1797 == 4.2 Common AT Command Sequence == 1798 1798 1799 1799 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1802,41 +1802,41 @@ 1802 1802 1803 1803 1804 1804 ((( 1805 -(% style="color:blue" %)**If device has not joined network yet:** 1854 +(% style="color:blue" %)**If the device has not joined the network yet:** 1806 1806 ))) 1807 1807 ))) 1808 1808 1809 1809 ((( 1810 -(% style="background-color:#dcdcdc" %)**123456** 1859 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1811 1811 ))) 1812 1812 1813 1813 ((( 1814 -(% style="background-color:#dcdcdc" %)**AT+FDR** 1863 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**## 1815 1815 ))) 1816 1816 1817 1817 ((( 1818 -(% style="background-color:#dcdcdc" %)**123456** 1867 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1819 1819 ))) 1820 1820 1821 1821 ((( 1822 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1871 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**## 1823 1823 ))) 1824 1824 1825 1825 ((( 1826 -(% style="background-color:#dcdcdc" %)**ATZ** 1875 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**## 1827 1827 ))) 1828 1828 1829 1829 1830 1830 ((( 1831 -(% style="color:blue" %)**If device already joined network:** 1880 +(% style="color:blue" %)**If the device has already joined the network:** 1832 1832 ))) 1833 1833 1834 1834 ((( 1835 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1884 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0**## 1836 1836 ))) 1837 1837 1838 1838 ((( 1839 -(% style="background-color:#dcdcdc" %)**ATZ** 1888 +(% style="background-color:#dcdcdc" %)##**ATZ**## 1840 1840 ))) 1841 1841 1842 1842 ... ... @@ -1913,8 +1913,6 @@ 1913 1913 dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 1914 1914 1915 1915 **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.** 1916 - 1917 - 1918 1918 ))) 1919 1919 1920 1920 ((( ... ... @@ -1921,9 +1921,6 @@ 1921 1921 [[image:1653359097980-169.png||height="188" width="729"]] 1922 1922 ))) 1923 1923 1924 -((( 1925 - 1926 -))) 1927 1927 1928 1928 === 4.2.3 Change to Class A === 1929 1929 ... ... @@ -1931,44 +1931,58 @@ 1931 1931 ((( 1932 1932 (% style="color:blue" %)**If sensor JOINED:** 1933 1933 1934 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A 1935 -ATZ** 1978 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A** 1979 + 1980 +(% style="background-color:#dcdcdc" %)**ATZ** 1936 1936 ))) 1937 1937 1938 1938 1939 1939 = 5. Case Study = 1940 1940 1941 -== 5.1 Counting how many objects pass inFlow Line ==1986 +== 5.1 Counting how many objects pass through the flow Line == 1942 1942 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]]? 1943 1943 1944 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]? 1945 1945 1946 - 1947 1947 = 6. FAQ = 1948 1948 1949 - ==6.1 Howtoupgrade theimage?==1993 +This section contains some frequently asked questions, which can help you resolve common issues and find solutions quickly. 1950 1950 1951 1951 1952 - TheLTLoRaWANControlleris shippedwitha3.5mm cable,thecableis used to upload imageto LT to:1996 +== 6.1 How to update the firmware? == 1953 1953 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 + 1954 1954 * Support new features 1955 -* F orbugfix1956 -* Change LoRaWAN bands .2003 +* Fix bugs 2004 +* Change LoRaWAN frequency bands 1957 1957 1958 - Belowshowsthe hardwareconnection forhow to uploadanimage to the LT:2006 +You will need the following things before proceeding: 1959 1959 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 + 1960 1960 [[image:1653359603330-121.png]] 1961 1961 1962 1962 1963 -((( 1964 -(% 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]]. 1965 -(% 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]]. 1966 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1967 - 2023 +Start the STM32 Flash Loader and choose the correct COM port to update. 1968 1968 1969 1969 ((( 2026 +((( 1970 1970 (% style="color:blue" %)**For LT-22222-L**(%%): 1971 -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. 1972 1972 ))) 1973 1973 1974 1974 ... ... @@ -1983,41 +1983,36 @@ 1983 1983 [[image:image-20220524104033-15.png]] 1984 1984 1985 1985 1986 -(% 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: 1987 1987 1988 - 1989 1989 [[image:1653360054704-518.png||height="186" width="745"]] 1990 1990 1991 1991 1992 1992 ((( 1993 1993 ((( 1994 -== 6.2 How to change the LoRa Frequency Bands/Region? == 1995 - 1996 - 2051 +== 6.2 How to change the LoRaWAN frequency band/region? == 1997 1997 ))) 1998 1998 ))) 1999 1999 2000 2000 ((( 2001 - 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. 2002 2002 ))) 2003 2003 2004 2004 ((( 2005 2005 2006 2006 2007 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 2008 - 2009 - 2062 +== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? == 2010 2010 ))) 2011 2011 2012 2012 ((( 2013 2013 ((( 2014 -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. 2015 2015 ))) 2016 2016 ))) 2017 2017 2018 2018 ((( 2019 2019 ((( 2020 -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. 2021 2021 2022 2022 2023 2023 ))) ... ... @@ -2024,7 +2024,7 @@ 2024 2024 ))) 2025 2025 2026 2026 ((( 2027 -(% 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. 2028 2028 2029 2029 2030 2030 ))) ... ... @@ -2049,13 +2049,21 @@ 2049 2049 2050 2050 ((( 2051 2051 (% style="background-color:#dcdcdc" %)**123456** (%%) : Enter Password to have AT access. 2105 + 2052 2052 (% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset Parameters to Factory Default, Keys Reserve 2107 + 2053 2053 (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode 2109 + 2054 2054 (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Set the Adaptive Data Rate Off 2111 + 2055 2055 (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Set AT+DR=3 for 915 band) 2113 + 2056 2056 (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds 2115 + 2057 2057 (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz 2117 + 2058 2058 (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%) : Set Device Address to 26 01 1A F1 2119 + 2059 2059 (% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 2060 2060 ))) 2061 2061 ... ... @@ -2067,146 +2067,142 @@ 2067 2067 [[image:1653360498588-932.png||height="485" width="726"]] 2068 2068 2069 2069 2070 -== 6.4 CanIseecountingvent inSerial? ==2131 +== 6.4 How to change the uplink interval? == 2071 2071 2133 +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/]] 2072 2072 2073 -((( 2074 -User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first. 2075 2075 2136 +== 6.5 Can I see the counting event in the serial output? == 2076 2076 2077 -== 6.5 Can i use point to point communication for LT-22222-L? == 2138 +((( 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. 2078 2078 2079 2079 2080 - Yes,pleaserefer [[PointtoPoint Communication>>doc:Main.PointPointCommunicationof LT-22222-L.WebHome]] ,this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].2142 +== 6.6 Can I use point-to-point communication with LT-22222-L? == 2081 2081 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]]. 2145 + 2082 2082 2083 2083 ))) 2084 2084 2085 2085 ((( 2086 -== 6. 6Why does the relay outputbecome 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? == 2087 2087 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. 2088 2088 2089 -If the device is not shut down, but directly powered off. 2090 2090 2091 - Itwilldefaultthatthisis apower-offstate.2158 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2092 2092 2093 - 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: 2094 2094 2095 -After restart, the status before power failure will be read from flash. 2096 2096 2163 +[[image:image-20221006170630-1.png||height="610" width="945"]] 2097 2097 2098 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? == 2099 2099 2166 +== 6.9 Can the LT-22222-L save the RO state? == 2100 2100 2101 - 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. 2102 2102 2103 2103 2104 - [[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? == 2105 2105 2173 +It is likely that the GND is not connected during the measurement, or that the wire connected to the GND is loose. 2106 2106 2107 -== 6.8 Can LT22222-L save RO state? == 2108 2108 2176 += 7. Troubleshooting = 2109 2109 2110 - Firmwareversionneedstobe no less than1.6.0.2178 +This section provides some known troubleshooting tips. 2111 2111 2112 - 2113 -= 7. Trouble Shooting = 2180 + 2114 2114 ))) 2115 2115 2116 2116 ((( 2117 2117 ((( 2118 -== 7.1 Downlink doesn't work, how to solve it? == 2119 - 2120 - 2185 +== 7.1 Downlink isn't working. How can I solve this? == 2121 2121 ))) 2122 2122 ))) 2123 2123 2124 2124 ((( 2125 -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"]] 2126 2126 ))) 2127 2127 2128 2128 ((( 2129 2129 2130 2130 2131 -== 7.2 Have trouble to upload image. == 2132 - 2133 - 2196 +== 7.2 Having trouble uploading an image? == 2134 2134 ))) 2135 2135 2136 2136 ((( 2137 - 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]] 2138 2138 ))) 2139 2139 2140 2140 ((( 2141 2141 2142 2142 2143 -== 7.3 Why I can't join TTN in US915 /AU915 bands? == 2144 - 2145 - 2206 +== 7.3 Why can't I join TTN in the US915 /AU915 bands? == 2146 2146 ))) 2147 2147 2148 2148 ((( 2149 -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]] 2150 2150 ))) 2151 2151 2152 2152 2153 -= 8.OrderInfo =2214 +== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? == 2154 2154 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"]] 2155 2155 2219 + 2220 += 8. Ordering information = 2221 + 2156 2156 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 2157 2157 2158 2158 (% style="color:#4f81bd" %)**XXX:** 2159 2159 2160 -* (% style="color:red" %)**EU433**(%%): 2161 -* (% style="color:red" %)**EU868**(%%): 2162 -* (% style="color:red" %)**KR920**(%%): 2163 -* (% style="color:red" %)**CN470**(%%): 2164 -* (% style="color:red" %)**AS923**(%%): 2165 -* (% style="color:red" %)**AU915**(%%): 2166 -* (% style="color:red" %)**US915**(%%): 2167 -* (% style="color:red" %)**IN865**(%%): 2168 -* (% 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 2169 2169 2170 2170 2237 += 9. Packing information = 2171 2171 2172 - = 9.PackingInfo =2239 +**Package includes**: 2173 2173 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 2174 2174 2175 -**Package Includes**: 2176 - 2177 -* LT-22222-L I/O Controller x 1 2178 -* Stick Antenna for LoRa RF part x 1 2179 -* Bracket for controller x1 2180 -* Program cable x 1 2181 - 2182 - 2183 2183 **Dimension and weight**: 2184 2184 2185 2185 * Device Size: 13.5 x 7 x 3 cm 2186 -* Device Weight: 105g 2249 +* Device Weight: 105 g 2187 2187 * Package Size / pcs : 14.5 x 8 x 5 cm 2188 -* Weight / pcs : 170g 2251 +* Weight / pcs : 170 g 2189 2189 2190 2190 2191 - 2192 2192 = 10. Support = 2193 2193 2194 - 2195 2195 * ((( 2196 -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. 2197 2197 ))) 2198 2198 * ((( 2199 -Provide as much information as possible regarding your enquiry (product models, accuratelydescribeyourproblemandsteps to replicate it etc) and send a mail toom>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]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]] 2200 2200 2201 - 2202 2202 2203 2203 ))) 2204 2204 2205 2205 = 11. Reference = 2206 2206 2207 - 2208 2208 * 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]] 2209 2209 * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]] 2210 2210 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2211 - 2212 -
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