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. Bei1 +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 ((( ... ... @@ -53,304 +53,299 @@ 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. 95 +== 1.3 Features == 170 170 97 +* LoRaWAN Class A & Class C modes 98 +* Optional Customized LoRa Protocol 99 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869 100 +* AT Commands to change parameters 101 +* Remotely configure parameters via LoRaWAN Downlink 102 +* Firmware upgradable via program port 103 +* Counting 171 171 172 - 173 -))) 105 +== 1.4 Applications == 174 174 175 -== 1.3 Features == 107 +* Smart buildings & home automation 108 +* Logistics and supply chain management 109 +* Smart metering 110 +* Smart agriculture 111 +* Smart cities 112 +* Smart factory 176 176 177 177 178 - *LoRaWAN ClassA & ClassC protocol115 += 2. Assembling the device = 179 179 180 - *OptionalCustomizedLoRaProtocol117 +== 2.1 Connecting the antenna == 181 181 182 - *FrequencyBands:CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869119 +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. 183 183 184 -* AT Commands to change parameters 121 +{{warning}} 122 +Warning! Do not power on the device without connecting the antenna. 123 +{{/warning}} 185 185 186 - *Remoteconfigureparameters via LoRa Downlink125 +== 2.2 Terminals == 187 187 188 - *Firmware upgradableviaprogramport127 +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. 189 189 190 - *Counting129 +Upper screw terminal block (from left to right): 191 191 131 +(% style="width:634px" %) 132 +|=(% style="width: 295px;" %)Terminal|=(% style="width: 338px;" %)Function 133 +|(% style="width:295px" %)GND|(% style="width:338px" %)Ground 134 +|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage 135 +|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2 136 +|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1 137 +|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2 138 +|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1 192 192 140 +Lower screw terminal block (from left to right): 193 193 194 -== 1.4 Applications == 142 +(% style="width:633px" %) 143 +|=(% style="width: 296px;" %)Terminal|=(% style="width: 334px;" %)Function 144 +|(% style="width:296px" %)RO1-2|(% style="width:334px" %)Relay Output 1 145 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %)Relay Output 1 146 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %)Relay Output 2 147 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %)Relay Output 2 148 +|(% style="width:296px" %)DI2+|(% style="width:334px" %)Digital Input 2 149 +|(% style="width:296px" %)DI2-|(% style="width:334px" %)Digital Input 2 150 +|(% style="width:296px" %)DI1+|(% style="width:334px" %)Digital Input 1 151 +|(% style="width:296px" %)DI1-|(% style="width:334px" %)Digital Input 1 152 +|(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2 153 +|(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1 195 195 155 +== 2.3 Powering the device == 196 196 197 - *SmartBuildings&HomeAutomation157 +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. 198 198 199 -* L ogistics and SupplyChainManagement159 +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. 200 200 201 -* Smart Metering 161 +{{warning}} 162 +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. 163 +{{/warning}} 202 202 203 -* Smart Agriculture 204 204 205 - * Smart Cities166 +[[image:1653297104069-180.png]] 206 206 207 -* Smart Factory 208 208 169 += 3. Registering with a LoRaWAN Network Server = 209 209 171 +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. 210 210 211 - ==1.5HardwareVariants==173 +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. 212 212 175 +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. 213 213 214 -(% border="1" style="background-color:#f2f2f2; width:500px" %) 215 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description** 216 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)((( 217 -(% style="text-align:center" %) 218 -[[image:image-20230424115112-1.png||height="106" width="58"]] 219 -)))|(% style="width:334px" %)((( 220 -* 2 x Digital Input (Bi-direction) 221 -* 2 x Digital Output 222 -* 2 x Relay Output (5A@250VAC / 30VDC) 223 -* 2 x 0~~20mA Analog Input (res:0.01mA) 224 -* 2 x 0~~30V Analog Input (res:0.01v) 225 -* 1 x Counting Port 226 -))) 177 +The network diagram below shows how the LT-22222-L is connected to a typical LoRaWAN network. 227 227 179 +[[image:image-20220523172350-1.png||height="266" width="864"]] 228 228 181 +=== 3.2.1 Prerequisites === 229 229 230 - =2. PowerONDevice=183 +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. 231 231 185 +[[image:image-20230425173427-2.png||height="246" width="530"]] 232 232 233 -((( 234 -The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller. 235 -))) 187 +The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers. 236 236 237 -((( 238 -PWR will on when device is properly powered. 189 +=== 3.2.2 The Things Stack Sandbox (TTSS) === 239 239 240 - 241 -))) 191 +The Things Stack Sandbox was formally called The Things Stack Community Edition. 242 242 243 -[[image:1653297104069-180.png]] 193 +* Log in to your [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] account. 194 +* Create an application with The Things Stack if you do not have one yet. 195 +* Go to your application page and click on the **End devices** in the left menu. 196 +* On the End devices page, click on **+ Register end device**. Two registration options are available: 244 244 198 +==== 3.2.2.1 Using the LoRaWAN Device Repository ==== 245 245 246 -= 3. Operation Mode = 200 +* On the **Register end device** page: 201 +** Select the option **Select the end device in the LoRaWAN Device Repository **under **Input method**. 202 +** Select the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)** from the respective dropdown lists. 203 +*** **End device brand**: Dragino Technology Co., Limited 204 +*** **Model**: LT22222-L I/O Controller 205 +*** **Hardware ver**: Unknown 206 +*** **Firmware ver**: 1.6.0 207 +*** **Profile (Region)**: Select the region that matches your device. 208 +** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. 247 247 248 - == 3.1 Howitworks?==210 +[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]] 249 249 250 250 251 -((( 252 -The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 253 -))) 213 +* Register end device page continued... 214 +** 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'. 215 +** In the **DevEUI** field, enter the **DevEUI**. 216 +** In the **AppKey** field, enter the **AppKey.** 217 +** In the **End device ID** field, enter a unique name for your LT-22222-N within this application. 218 +** Under **After registration**, select the **View registered end device** option. 254 254 255 -((( 256 -In case user can't set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices. 257 -))) 220 +[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]] 258 258 222 +==== ==== 259 259 260 -== 3.2 Example to joinLoRaWANnetwork==224 +==== 3.2.2.2 Adding device manually ==== 261 261 226 +* On the **Register end device** page: 227 +** Select the option **Enter end device specifies manually** under **Input method**. 228 +** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. 229 +** Select the **LoRaWAN version** as **LoRaWAN Specification 1.0.3** 230 +** Select the **Regional Parameters version** as** RP001 Regional Parameters 1.0.3 revision A** 231 +** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the hidden section. 232 +** Select the option **Over the air activation (OTAA)** under the **Activation mode.** 233 +** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities** dropdown list. 262 262 263 -((( 264 -This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 235 +[[image:lt-22222-l-manually-p1.png||height="625" width="1000"]] 265 265 266 - 267 -))) 268 268 269 -[[image:image-20220523172350-1.png||height="266" width="864"]] 238 +* Register end device page continued... 239 +** 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' 240 +** In the **DevEUI** field, enter the **DevEUI**. 241 +** In the **AppKey** field, enter the **AppKey**. 242 +** In the **End device ID** field, enter a unique name for your LT-22222-N within this application. 243 +** Under **After registration**, select the **View registered end device** option. 244 +** Click the **Register end device** button. 270 270 246 +[[image:lt-22222-l-manually-p2.png||height="625" width="1000"]] 271 271 272 -((( 273 -The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN: 274 274 275 - 276 -))) 249 +You will be navigated to the **Device overview** page. 277 277 278 -((( 279 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 280 -))) 281 281 282 -((( 283 -Each LT is shipped with a sticker with the default device EUI as below: 284 -))) 252 +[[image:lt-22222-device-overview.png||height="625" width="1000"]] 285 285 286 -[[image:image-20230425173427-2.png]] 287 287 255 +==== 3.2.2.3 Joining ==== 288 288 289 - InputthesekeysintheLoRaWANServerportal.BelowisTTN screenshot:257 +On the Device overview page, click on **Live data** tab. The Live data panel for your device will display. 290 290 291 -** AddAPPEUIin the application.**259 +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**). 292 292 293 -[[image:1653297955910-247.png||height="321" width="716"]] 294 294 262 +[[image:lt-22222-join-network.png||height="625" width="1000"]] 295 295 296 -**Add APP KEY and DEV EUI** 297 297 298 - [[image:1653298023685-319.png]]265 +By default, you will receive an uplink data message from the device every 10 minutes. 299 299 267 +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. 300 300 269 +[[image:lt-22222-ul-payload-decoded.png]] 301 301 302 -((( 303 -(% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel. 304 304 305 - 306 -))) 272 +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. 307 307 308 -[[image:1653298044601-602.png||height="405" width="709"]] 274 +{{info}} 275 +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. 276 +{{/info}} 309 309 278 +[[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]] 310 310 311 -== 3.3 Uplink Payload == 312 312 281 +== 3.3 Work Modes and Uplink Payload formats == 313 313 314 -There are five working modes + one interrupt mode on LT for different type application: 315 315 316 -* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 284 +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. 285 + 286 +* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO 287 + 317 317 * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 289 + 318 318 * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO 291 + 319 319 * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO 293 + 320 320 * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 295 + 321 321 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 322 322 298 +The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes. 323 323 324 324 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 325 325 326 - 327 327 ((( 328 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. 329 -))) 303 +This is the default mode. 330 330 331 - [[image:image-20220523174024-3.png]]305 +The uplink payload is 11 bytes long. 332 332 333 -((( 334 - 307 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is. 308 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 309 +It starts counting again when it reaches the maximum value.**(% style="display:none" wfd-invisible="true" %) 335 335 336 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 311 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 312 +|(% 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** 313 +|Value|((( 314 +AVI1 voltage 315 +)))|((( 316 +AVI2 voltage 317 +)))|((( 318 +ACI1 Current 319 +)))|((( 320 +ACI2 Current 321 +)))|**DIDORO***|((( 322 +Reserve 323 +)))|MOD 337 337 ))) 338 338 339 -[[image:image-20220523174254-4.png]] 326 +((( 327 +(% 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. 340 340 341 -* RO is for relay. ROx=1 : close,ROx=0 always open. 342 -* DI is for digital input. DIx=1: high or float, DIx=0: low. 343 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 329 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 330 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 331 +|RO1|RO2|--DI3--|DI2|DI1|--DO3--|DO2|DO1 332 +))) 344 344 345 -(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L** 334 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 335 +* DI is for digital input. DIx=1: HIGH or FLOATING, DIx=0: LOW. 336 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 346 346 347 - Forexampleifpayload is: [[image:image-20220523175847-2.png]]338 +(% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L** 348 348 340 +For example, if the payload is: [[image:image-20220523175847-2.png]] 349 349 350 -**The value for the interface is: ** 351 351 352 - AVI1channelvoltageis0x04AB/1000=1195(DEC)/1000=1.195V343 +**The interface values can be calculated as follows: ** 353 353 345 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 346 + 354 354 AVI2 channel voltage is 0x04AC/1000=1.196V 355 355 356 356 ACI1 channel current is 0x1310/1000=4.880mA ... ... @@ -357,258 +357,275 @@ 357 357 358 358 ACI2 channel current is 0x1300/1000=4.864mA 359 359 360 -The last byte 0xAA= 10101010( B) means353 +The last byte 0xAA= **10101010**(b) means, 361 361 362 -* [1] RO1 relay channel is close and the RO1 LED is ON. 363 -* [0] RO2 relay channel is open and RO2 LED is OFF; 355 +* [1] The RO1 relay channel is CLOSED, and the RO1 LED is ON. 356 +* [0] The RO2 relay channel is OPEN, and the RO2 LED is OFF. 357 +* **[1] DI3 - not used for LT-22222-L.** 358 +* [0] DI2 channel input is LOW, and the DI2 LED is OFF. 359 +* [1] DI1 channel input state: 360 +** DI1 is FLOATING when no sensor is connected between DI1+ and DI1-. 361 +** DI1 is HIGH when a sensor is connected between DI1- and DI1+ and the sensor is ACTIVE. 362 +** DI1 LED is ON in both cases. 363 +* **[0] DO3 - not used for LT-22222-L.** 364 +* [1] DO2 channel output is LOW, and the DO2 LED is ON. 365 +* [0] DO1 channel output state: 366 +** DO1 is FLOATING when there is no load between DO1 and V+. 367 +** DO1 is HIGH when there is a load between DO1 and V+. 368 +** DO1 LED is OFF in both cases. 364 364 365 -**LT22222-L:** 366 - 367 -* [1] DI2 channel is high input and DI2 LED is ON; 368 -* [0] DI1 channel is low input; 369 - 370 -* [0] DO3 channel output state 371 -** DO3 is float in case no load between DO3 and V+.; 372 -** DO3 is high in case there is load between DO3 and V+. 373 -** DO3 LED is off in both case 374 -* [1] DO2 channel output is low and DO2 LED is ON. 375 -* [0] DO1 channel output state 376 -** DO1 is float in case no load between DO1 and V+.; 377 -** DO1 is high in case there is load between DO1 and V+. 378 -** DO1 LED is off in both case 379 - 380 - 381 381 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 382 382 383 383 384 384 ((( 385 -**For LT-22222-L**: this mode the**DI1 and DI2** are used as counting pins.374 +**For LT-22222-L**: In this mode, **DI1 and DI2** are used as counting pins. 386 386 ))) 387 387 388 388 ((( 389 -Total : 11 bytes payload 390 -))) 378 +The uplink payload is 11 bytes long. 391 391 392 -[[image:image-20220523180452-3.png]] 380 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is. 381 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 382 +It starts counting again when it reaches the maximum value.** 393 393 384 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 385 +|(% 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** 386 +|Value|COUNT1|COUNT2 |DIDORO*|((( 387 +Reserve 388 +)))|MOD 389 +))) 394 394 395 395 ((( 396 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 397 -))) 392 +(% 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. 398 398 399 -[[image:image-20220523180506-4.png]] 394 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 395 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 396 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 400 400 401 -* RO is for relay. ROx=1 : close,ROx=0 always open. 402 -* FIRST: Indicate this is the first packet after join network. 403 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 404 - 405 -((( 406 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 398 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 407 407 ))) 408 408 401 +* FIRST: Indicates that this is the first packet after joining the network. 402 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 403 + 409 409 ((( 405 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L** 406 + 410 410 408 +))) 411 411 412 -**To use counting mode, please run:** 410 +((( 411 +**To activate this mode, run the following AT commands:** 413 413 ))) 414 414 414 +((( 415 415 (% class="box infomessage" %) 416 416 ((( 417 -((( 418 -((( 419 419 **AT+MOD=2** 420 -))) 421 421 422 -((( 423 423 **ATZ** 424 424 ))) 425 425 ))) 426 -))) 427 427 428 428 ((( 429 429 430 430 431 431 (% style="color:#4f81bd" %)**AT Commands for counting:** 432 - 433 - 434 434 ))) 435 435 436 436 ((( 437 437 **For LT22222-L:** 438 438 432 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (sets the DI1 port to trigger on a LOW level. The valid signal duration is 100ms) ** 439 439 440 -(% style="color:blue" %)**AT+TRIG1= 0,100**(%%)**lowlevel,valid signal is 100ms) **434 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (sets the DI1 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 441 441 442 -(% style="color:blue" %)**AT+TRIG 1=1,100**(%%)**1port to trigger onhighlevel,valid signal is 100ms436 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (sets the DI2 port to trigger on a LOW level. The valid signal duration is 100ms) ** 443 443 444 -(% style="color:blue" %)**AT+TRIG2= 0,100**(%%)**lowlevel,valid signal is 100ms) **438 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (sets the DI2 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 445 445 446 -(% style="color:blue" %)**AT+T RIG2=1,100**(%%)**DI2 portto triggeronhigh level, validsignalis 100ms)440 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (sets the COUNT1 value to 60)** 447 447 448 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (Set COUNT1 value to 60)** 449 - 450 -(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** (Set COUNT2 value to 60)** 442 +(% style="color:blue" %)**AT+SETCNT=2,60 **(%%)**(sets the COUNT2 value to 60)** 451 451 ))) 452 452 453 453 454 454 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 455 455 448 +(% style="color:red" %)**Note: The maximum count depends on the bytes it is. 449 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 450 +It starts counting again when it reaches the maximum value.** 456 456 457 -**LT22222-L**: This mode the DI1 is used as a counting pin.452 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 458 458 459 -[[image:image-20220523181246-5.png]] 454 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 455 +|(% 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** 456 +|Value|COUNT1|((( 457 +ACI1 Current 458 +)))|((( 459 +ACI2 Current 460 +)))|DIDORO*|Reserve|MOD 460 460 461 461 ((( 462 - 463 +(% 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. 463 463 464 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 465 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 466 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 467 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 465 465 ))) 466 466 467 -[[image:image-20220523181301-6.png]] 470 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 471 +* FIRST: Indicates that this is the first packet after joining the network. 472 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 468 468 469 -* RO is for relay. ROx=1 : close,ROx=0 always open. 470 -* FIRST: Indicate this is the first packet after join network. 471 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 472 - 473 473 ((( 474 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 475 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 475 475 ))) 476 476 477 477 478 478 ((( 479 -**To usecountingmode,pleaserun:**480 +**To activate this mode, run the following AT commands:** 480 480 ))) 481 481 483 +((( 482 482 (% class="box infomessage" %) 483 483 ((( 484 -((( 485 -((( 486 486 **AT+MOD=3** 487 -))) 488 488 489 -((( 490 490 **ATZ** 491 491 ))) 492 492 ))) 493 -))) 494 494 495 495 ((( 496 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 493 +AT Commands for counting: 494 + 495 +The AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 497 497 ))) 498 498 499 499 500 500 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 501 501 501 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is. 502 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 503 +It starts counting again when it reaches the maximum value.** 502 502 505 + 503 503 ((( 504 -**LT22222-L**: This mode the DI1 is used as a counting pin.507 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 505 505 ))) 506 506 507 507 ((( 508 -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. 511 +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. 512 + 513 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 514 +|(% 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** 515 +|Value|COUNT1|AVI1 Counting|DIDORO*|((( 516 +Reserve 517 +)))|MOD 509 509 ))) 510 510 511 -[[image:image-20220523181903-8.png]] 512 - 513 - 514 514 ((( 515 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 521 +(% 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. 522 + 523 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 524 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 525 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 516 516 ))) 517 517 518 -[[image:image-20220523181727-7.png]] 528 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 529 +* FIRST: Indicates that this is the first packet after joining the network. 530 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 519 519 520 -* RO is for relay. ROx=1 : close,ROx=0 always open. 521 -* FIRST: Indicate this is the first packet after join network. 522 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 523 - 524 524 ((( 525 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 526 -))) 533 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 527 527 528 -((( 529 529 536 +))) 530 530 531 -**To use this mode, please run:** 538 +((( 539 +**To activate this mode, run the following AT commands:** 532 532 ))) 533 533 542 +((( 534 534 (% class="box infomessage" %) 535 535 ((( 536 -((( 537 -((( 538 538 **AT+MOD=4** 539 -))) 540 540 541 -((( 542 542 **ATZ** 543 543 ))) 544 544 ))) 545 -))) 546 546 547 - 548 548 ((( 549 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 552 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 550 550 ))) 551 551 552 552 ((( 553 - 556 +**In addition to that, below are the commands for AVI1 Counting:** 554 554 555 - **Plusbelowcommand for AVI1Counting:**558 +(% style="color:blue" %)**AT+SETCNT=3,60 **(%%)**(Sets AVI Count to 60)** 556 556 560 +(% style="color:blue" %)**AT+VOLMAX=20000 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 557 557 558 -(% style="color:blue" %)**AT+ SETCNT=3,60**(%%)**(set AVICountto60)**562 +(% style="color:blue" %)**AT+VOLMAX=20000,0 **(%%)**(If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 559 559 560 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 561 - 562 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 563 - 564 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 564 +(% style="color:blue" %)**AT+VOLMAX=20000,1 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 565 565 ))) 566 566 567 567 568 568 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 569 569 570 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is. 571 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 572 +It starts counting again when it reaches the maximum value.** 570 570 571 -**LT22222-L**: This mode the DI1 is used as a counting pin. 572 572 573 - [[image:image-20220523182334-9.png]]575 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 574 574 577 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 578 +|(% 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** 579 +|Value|((( 580 +AVI1 voltage 581 +)))|((( 582 +AVI2 voltage 583 +)))|((( 584 +ACI1 Current 585 +)))|COUNT1|DIDORO*|((( 586 +Reserve 587 +)))|MOD 588 + 575 575 ((( 576 - 590 +(% 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. 577 577 578 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 592 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 593 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 594 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 579 579 ))) 580 580 581 -* RO is for relay. ROx=1 ,ROx=0 always open.582 -* FIRST: Indicate this is the first packet after join network. 597 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 598 +* FIRST: Indicates that this is the first packet after joining the network. 583 583 * ((( 584 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 600 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 585 585 ))) 586 586 587 587 ((( 588 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 604 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 589 589 ))) 590 590 591 591 ((( 592 - 593 - 594 -**To use this mode, please run:** 608 +**To activate this mode, run the following AT commands:** 595 595 ))) 596 596 611 +((( 597 597 (% class="box infomessage" %) 598 598 ((( 599 -((( 600 -((( 601 601 **AT+MOD=5** 602 -))) 603 603 604 -((( 605 605 **ATZ** 606 606 ))) 607 607 ))) 608 -))) 609 609 610 610 ((( 611 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 621 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 612 612 ))) 613 613 614 614 ... ... @@ -615,49 +615,48 @@ 615 615 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 616 616 617 617 618 -(% style="color:#4f81bd" %)**This mode is anoptionalmode for trigger purpose. It can runtogether with other mode.**628 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.** 619 619 620 -For example, if u serhasconfiguredbelow commands:630 +For example, if you configured the following commands: 621 621 622 -* **AT+MOD=1 ** **~-~->** The normal workingmode623 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 632 +* **AT+MOD=1 ** **~-~->** The default work mode 633 +* **AT+ADDMOD6=1** **~-~->** Enable trigger mode 624 624 625 -LT will keepmonitoringAV1/AV2/AC1/AC2 every 5 seconds;LT will send uplink packets in two cases:635 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases: 626 626 627 -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 628 -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.** 637 +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. 638 +1. ((( 639 +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.** 640 +))) 629 629 630 -(% style="color:#037691" %)**AT Command to set Trigger Condition**: 642 +(% style="color:#037691" %)**AT Commands to set Trigger Condition**: 631 631 644 +(% style="color:#4f81bd" %)**Trigger based on voltage**: 632 632 633 -(% style="color:#4f81bd" %)**Trigger base on voltage**: 634 - 635 635 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> 636 636 637 637 638 638 **Example:** 639 639 640 -AT+AVLIM=3000,6000,0,2000 ( If AVI1 voltage lower than 3vor higher than 6v.v, LT will trigger Uplink)651 +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) 641 641 642 -AT+AVLIM=5000,0,0,0 ( If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)653 +AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use) 643 643 644 644 656 +(% style="color:#4f81bd" %)**Trigger based on current**: 645 645 646 -(% style="color:#4f81bd" %)**Trigger base on current**: 647 - 648 648 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> 649 649 650 650 651 651 **Example:** 652 652 653 -AT+ACLIM=10000,15000,0,0 ( If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)663 +AT+ACLIM=10000,15000,0,0 (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA) 654 654 655 655 666 +(% style="color:#4f81bd" %)**Trigger based on DI status**: 656 656 657 - (%style="color:#4f81bd"%)**Triggerbaseon DI status**:668 +DI status triggers Flag. 658 658 659 -DI status trigger Flag. 660 - 661 661 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 662 662 663 663 ... ... @@ -666,71 +666,116 @@ 666 666 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 667 667 668 668 669 -(% style="color:#037691" %)**Downlink Command toset Trigger Condition:**678 +(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:** 670 670 671 671 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 672 672 673 673 Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4 674 674 675 - AA: Code for this downlink Command: 684 + AA: Type Code for this downlink Command: 676 676 677 - xx: 0: Limit for AV1 and AV2; ,DI2 trigger enable/disable686 + xx: **0**: Limit for AV1 and AV2; **1**: limit for AC1 and AC2; **2**: DI1and DI2 trigger enable/disable. 678 678 679 - yy1 yy1: AC1 or AV1 lowlimit or DI1/DI2 trigger status.688 + yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status. 680 680 681 - yy2 yy2: AC1 or AV1 highlimit.690 + yy2 yy2: AC1 or AV1 HIGH limit. 682 682 683 - yy3 yy3: AC2 or AV2 lowlimit.692 + yy3 yy3: AC2 or AV2 LOW limit. 684 684 685 - Yy4 yy4: AC2 or AV2 highlimit.694 + Yy4 yy4: AC2 or AV2 HIGH limit. 686 686 687 687 688 -**Example1**: AA 00 13 88 00 00 00 00 00 00 697 +**Example 1**: AA 00 13 88 00 00 00 00 00 00 689 689 690 -Same as AT+AVLIM=5000,0,0,0 If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)699 +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) 691 691 692 692 693 -**Example2**: AA 02 01 00 702 +**Example 2**: AA 02 01 00 694 694 695 -Same as AT+ DTRI =1,0 704 +Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 696 696 697 697 698 - 699 699 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 700 700 701 -MOD6 Payload payload709 +MOD6 Payload: total of 11 bytes 702 702 703 -[[image:image-20220524085923-1.png]] 711 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 712 +|(% 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** 713 +|Value|((( 714 +TRI_A FLAG 715 +)))|((( 716 +TRI_A Status 717 +)))|((( 718 +TRI_DI FLAG+STA 719 +)))|Reserve|Enable/Disable MOD6|((( 720 +MOD(6) 721 +))) 704 704 723 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below 705 705 706 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 725 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 726 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 727 +|((( 728 +AV1_LOW 729 +)))|((( 730 +AV1_HIGH 731 +)))|((( 732 +AV2_LOW 733 +)))|((( 734 +AV2_HIGH 735 +)))|((( 736 +AC1_LOW 737 +)))|((( 738 +AC1_HIGH 739 +)))|((( 740 +AC2_LOW 741 +)))|((( 742 +AC2_HIGH 743 +))) 707 707 708 - [[image:image-20220524090106-2.png]]745 +* Each bit shows if the corresponding trigger has been configured. 709 709 710 -* Each bits shows if the corresponding trigger has been configured. 711 - 712 712 **Example:** 713 713 714 -10100000: Means the system has configure to use the trigger: A C1_LOW and AV2_LOW749 +10100000: Means the system has configure to use the trigger: AV1_LOW and AV2_LOW 715 715 716 716 752 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below 717 717 718 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 754 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 755 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 756 +|((( 757 +AV1_LOW 758 +)))|((( 759 +AV1_HIGH 760 +)))|((( 761 +AV2_LOW 762 +)))|((( 763 +AV2_HIGH 764 +)))|((( 765 +AC1_LOW 766 +)))|((( 767 +AC1_HIGH 768 +)))|((( 769 +AC2_LOW 770 +)))|((( 771 +AC2_HIGH 772 +))) 719 719 720 - [[image:image-20220524090249-3.png]]774 +* Each bit shows which status has been triggered on this uplink. 721 721 722 -* Each bits shows which status has been trigger on this uplink. 723 - 724 724 **Example:** 725 725 726 -10000000: Means this p acketis trigger by AC1_LOW.Means voltage too low.778 +10000000: Means this uplink is triggered by AV1_LOW. That means the voltage is too low. 727 727 728 728 729 729 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below 730 730 731 -[[image:image-20220524090456-4.png]] 783 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 784 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 785 +|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG 732 732 733 -* Each bits shows which status has been trigger on this uplink. 787 +* Each bits shows which status has been triggered on this uplink. 734 734 735 735 **Example:** 736 736 ... ... @@ -757,68 +757,83 @@ 757 757 ))) 758 758 759 759 760 -== 3.4 Configure LT via AT or Downlink == 814 +== 3.4 Configure LT-22222-L via AT Commands or Downlinks == 761 761 762 - 763 763 ((( 764 - Usercan configure LT I/O Controller via AT Commands or LoRaWAN DownlinkCommands817 +You can configure LT-22222-L I/O Controller via AT Commands or LoRaWAN Downlinks. 765 765 ))) 766 766 767 767 ((( 768 768 ((( 769 -There are two kinds ofCommands:822 +There are two tytes of commands: 770 770 ))) 771 771 ))) 772 772 773 -* (% 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]]826 +* (% style="color:blue" %)**Common commands**(%%): 774 774 775 -* (% style="color:blue" %)**Sensor RelatedCommands**(%%):These commands are special designed for LT-22222-L. User can see these commands below:828 +* (% style="color:blue" %)**Sensor-related commands**(%%): 776 776 830 +=== 3.4.1 Common commands === 777 777 778 -=== 3.4.1 Common Commands === 779 - 780 - 781 781 ((( 782 -The yshouldbe available for each of DraginoSensors,such as:changeuplink interval,reset device. For firmware v1.5.4, usercan findwhat common commandsit supports:833 +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. 783 783 ))) 784 784 836 +=== 3.4.2 Sensor-related commands === 785 785 786 - ===3.4.2Sensorrelated commands===838 +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. 787 787 788 788 ==== 3.4.2.1 Set Transmit Interval ==== 789 789 842 +Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes. 790 790 791 - Setdevice uplink interval.844 +(% style="color:#037691" %)**AT command** 792 792 793 -* (% style="color:#037691" %)**AT Command:** 846 +(% style="width:500px" %) 847 +|**Command**|AT+TDC<time> 848 +|**Response**| 849 +|**Parameters**|<time> uplink interval is in milliseconds 850 +|**Example**|((( 851 +AT+TDC=30000 794 794 795 -(% style="color:blue" %)**AT+TDC=N ** 853 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 854 +))) 796 796 856 +(% style="color:#037691" %)**Downlink payload** 797 797 798 -**Example: **AT+TDC=30000. Means set interval to 30 seconds 858 +(% style="width:500px" %) 859 +|**Payload**|((( 860 +<prefix><time> 861 +))) 862 +|**Parameters**|((( 863 +<prefix> 0x01 799 799 865 +<time> uplink interval is in milliseconds, represented by 3 bytes in hexadecimal. 866 +))) 867 +|**Example**|((( 868 +01 **00 75 30** 800 800 801 - * (%style="color:#037691"%)**DownlinkPayload(prefix0x01):**870 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 802 802 803 - (% style="color:blue"%)**0x01aa bb cc **(%%)**~/~/Same as AT+TDC=0x(aabb cc)**872 +Conversion: 30000 (dec) = 00 75 30 (hex) 804 804 874 +See [[RapidTables>>https://www.rapidtables.com/convert/number/decimal-to-hex.html?x=30000]] 875 +))) 805 805 877 +==== 3.4.2.2 Set the Work Mode (AT+MOD) ==== 806 806 807 -==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 808 808 880 +Sets the work mode. 809 809 810 - Setworkmode.882 +* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N ** 811 811 812 - *(%style="color:#037691"%)**AT Command:**884 +Where N is the work mode. 813 813 814 - (% style="color:blue" %)**AT+MOD=N**886 +**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode. 815 815 816 816 817 -* *Example**:AT+MOD=2.Setwork modetoDoubleDI countingmode889 +* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):** 818 818 819 - 820 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 821 - 822 822 (% style="color:blue" %)**0x0A aa **(%%)** ** ~/~/ Same as AT+MOD=aa 823 823 824 824 ... ... @@ -825,35 +825,30 @@ 825 825 826 826 ==== 3.4.2.3 Poll an uplink ==== 827 827 897 +Requests the device to send an uplink. 828 828 829 -* (% style="color:#037691" %)**AT Command:** 830 830 831 -There is no AT Command to poll uplink 900 +* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink 832 832 902 +* (% style="color:#037691" %)**Downlink payload (prefix 0x08):** 833 833 834 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 835 - 836 836 (% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 837 837 838 - 839 839 **Example**: 0x08FF, ask device to send an Uplink 840 840 841 841 842 842 843 -==== 3.4.2.4 Enable Trigger Mode ==== 910 +==== 3.4.2.4 Enable/Disable Trigger Mode ==== 844 844 912 +Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]). 845 845 846 - Useoftriggermode,pleasecheck [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]914 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0** 847 847 848 - *(% style="color:#037691" %)**AT Command:**916 +(% style="color:red" %)**1:** (%%)Enable the trigger mode 849 849 850 -(% style="color: blue" %)**AT+ADDMOD6=1or0**918 +(% style="color:red" %)**0: **(%%)Disable the trigger mode 851 851 852 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode 853 853 854 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode 855 - 856 - 857 857 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 858 858 859 859 (% style="color:blue" %)**0x0A 06 aa **(%%) ~/~/ Same as AT+ADDMOD6=aa ... ... @@ -862,34 +862,27 @@ 862 862 863 863 ==== 3.4.2.5 Poll trigger settings ==== 864 864 929 +Polls the trigger settings. 865 865 866 -Poll trigger settings, 867 - 868 868 * (% style="color:#037691" %)**AT Command:** 869 869 870 870 There is no AT Command for this feature. 871 871 872 - 873 873 * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 874 874 875 -(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll trigger settings ,device will uplink trigger settings once receive this command937 +(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command 876 876 877 877 878 878 879 -==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 941 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as a trigger ==== 880 880 943 +Enable or disable DI1/DI2/DI2 as a trigger. 881 881 882 - EnableDisable DI1/DI2/DI2as trigger,945 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 883 883 884 -* (% style="color:#037691" %)**ATCommand:**947 +**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 885 885 886 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 887 887 888 - 889 -**Example:** 890 - 891 -AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 892 - 893 893 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 894 894 895 895 (% style="color:blue" %)**0xAA 02 aa bb ** (%%) ~/~/ Same as AT+DTRI=aa,bb ... ... @@ -896,66 +896,48 @@ 896 896 897 897 898 898 899 -==== 3.4.2.7 Trigger1 – Set DI 1or DI3 as trigger ====956 +==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ==== 900 900 958 +Sets DI1 or DI3 (for LT-33222-L) as a trigger. 901 901 902 - SetDI1or DI3(forLT-33222-L) trigger.960 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b** 903 903 904 -* (% style="color:#037691" %)**AT Command:** 905 - 906 -(% style="color:blue" %)**AT+TRIG1=a,b** 907 - 908 908 (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 909 909 910 910 (% style="color:red" %)**b :** (%%)delay timing. 911 911 966 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 912 912 913 -**Example:** 914 914 915 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 916 - 917 - 918 918 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 919 919 920 920 (% style="color:blue" %)**0x09 01 aa bb cc ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc) 921 921 922 922 974 +==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ==== 923 923 924 - ==== 3.4.2.8 Trigger2 –Set DI2 as trigger====976 +Sets DI2 as a trigger. 925 925 978 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b** 926 926 927 - SetDI2trigger.980 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1). 928 928 929 -* (% style="color:#037691" %)**AT Command:** 930 - 931 -(% style="color:blue" %)**AT+TRIG2=a,b** 932 - 933 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 934 - 935 935 (% style="color:red" %)**b :** (%%)delay timing. 936 936 984 +**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms ) 937 937 938 -**Example:** 939 939 940 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 941 - 942 - 943 943 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 944 944 945 945 (% style="color:blue" %)**0x09 02 aa bb cc ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc) 946 946 947 947 992 +==== 3.4.2.9 Trigger – Set AC (current) as a trigger ==== 948 948 949 - ====3.4.2.9Trigger– Set AC(current)astrigger ====994 +Sets the current trigger based on the AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 950 950 996 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM** 951 951 952 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 953 - 954 -* (% style="color:#037691" %)**AT Command** 955 - 956 -(% style="color:blue" %)**AT+ACLIM** 957 - 958 - 959 959 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 960 960 961 961 (% 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"]] ... ... @@ -964,37 +964,26 @@ 964 964 965 965 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 966 966 1006 +Sets the current trigger based on the AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 967 967 968 - Setcurrenttrigger,basenAVport.See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]1008 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 969 969 970 -* (% style="color:#037691" %)**AT Command** 971 - 972 -(% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 973 - 974 - 975 975 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 976 976 977 977 (% 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"]] 978 978 979 979 980 - 981 981 ==== 3.4.2.11 Trigger – Set minimum interval ==== 982 982 1017 +Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger. 983 983 984 - Set AVandACtriggerminimuminterval, systemwon't response to the second trigger withinthisset time after the first trigger.1019 +* (% 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. 985 985 986 -* (% style="color:#037691" %)**AT Command** 987 - 988 -(% style="color:blue" %)**AT+ATDC=5 ** (%%)Device won't response the second trigger within 5 minute after the first trigger. 989 - 990 - 991 991 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 992 992 993 993 (% style="color:blue" %)**0x AC aa bb **(%%) ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 994 994 995 995 ((( 996 - 997 - 998 998 (% style="color:red" %)**Note: ATDC setting must be more than 5min** 999 999 ))) 1000 1000 ... ... @@ -1002,6 +1002,7 @@ 1002 1002 1003 1003 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1004 1004 1033 +Controls the digital outputs DO1, DO2, and DO3 1005 1005 1006 1006 * (% style="color:#037691" %)**AT Command** 1007 1007 ... ... @@ -1009,8 +1009,9 @@ 1009 1009 1010 1010 1011 1011 * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 1012 -* (% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 1013 1013 1042 +(% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 1043 + 1014 1014 ((( 1015 1015 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. 1016 1016 ))) ... ... @@ -1017,10 +1017,14 @@ 1017 1017 1018 1018 ((( 1019 1019 01: Low, 00: High , 11: No action 1050 + 1051 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 1052 +|(% 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** 1053 +|02 01 00 11|Low|High|No Action 1054 +|02 00 11 01|High|No Action|Low 1055 +|02 11 01 00|No Action|Low|High 1020 1020 ))) 1021 1021 1022 -[[image:image-20220524092754-5.png]] 1023 - 1024 1024 ((( 1025 1025 (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.** 1026 1026 ))) ... ... @@ -1057,24 +1057,31 @@ 1057 1057 1058 1058 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1059 1059 1060 -[[image:image-20220524093238-6.png]] 1094 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1095 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1096 +|0x01|DO1 set to low 1097 +|0x00|DO1 set to high 1098 +|0x11|DO1 NO Action 1061 1061 1062 - 1063 1063 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1064 1064 1065 -[[image:image-20220524093328-7.png]] 1102 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1103 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1104 +|0x01|DO2 set to low 1105 +|0x00|DO2 set to high 1106 +|0x11|DO2 NO Action 1066 1066 1067 - 1068 1068 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1069 1069 1070 -[[image:image-20220524093351-8.png]] 1110 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1111 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1112 +|0x01|DO3 set to low 1113 +|0x00|DO3 set to high 1114 +|0x11|DO3 NO Action 1071 1071 1116 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms 1072 1072 1073 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**: 1074 1074 1075 - Latching time. Unit: ms 1076 - 1077 - 1078 1078 (% style="color:red" %)**Note: ** 1079 1079 1080 1080 Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes ... ... @@ -1081,7 +1081,6 @@ 1081 1081 1082 1082 Before Firmwre v1.6.0 the latch time only suport 2 bytes. 1083 1083 1084 - 1085 1085 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 1086 1086 1087 1087 ... ... @@ -1105,7 +1105,7 @@ 1105 1105 1106 1106 1107 1107 1108 -==== 3.4.2. 1148 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1109 1109 1110 1110 1111 1111 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1123,11 +1123,18 @@ 1123 1123 ))) 1124 1124 1125 1125 ((( 1126 -01: Close , 00: Open , 11: No action 1127 -))) 1166 +00: Closed , 01: Open , 11: No action 1128 1128 1129 -((( 1130 -[[image:image-20220524093724-9.png]] 1168 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1169 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** 1170 +|03 00 11|Open|No Action 1171 +|03 01 11|Close|No Action 1172 +|03 11 00|No Action|Open 1173 +|03 11 01|No Action|Close 1174 +|03 00 00|Open|Open 1175 +|03 01 01|Close|Close 1176 +|03 01 00|Close|Open 1177 +|03 00 01|Open|Close 1131 1131 ))) 1132 1132 1133 1133 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** ... ... @@ -1201,11 +1201,8 @@ 1201 1201 1202 1202 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1203 1203 1204 -* (% style="color:#037691" %)**AT Command:** 1251 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1205 1205 1206 -(% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1207 - 1208 - 1209 1209 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1210 1210 1211 1211 (% style="color:blue" %)**0xA5 aa bb cc ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc ... ... @@ -1215,10 +1215,8 @@ 1215 1215 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1216 1216 1217 1217 1218 -* (% style="color:#037691" %)**AT Command:** 1262 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1219 1219 1220 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1221 - 1222 1222 (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count 1223 1223 1224 1224 (% style="color:red" %)**bb cc dd ee: **(%%)number to be set ... ... @@ -1235,11 +1235,8 @@ 1235 1235 1236 1236 Clear counting for counting mode 1237 1237 1238 -* (% style="color:#037691" %)**AT Command:** 1280 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1239 1239 1240 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1241 - 1242 - 1243 1243 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1244 1244 1245 1245 (% style="color:blue" %)**0x A6 01 ** (%%)~/~/ clear all counting ... ... @@ -1246,7 +1246,7 @@ 1246 1246 1247 1247 1248 1248 1249 -==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1288 +==== 3.4.2.19 Counting ~-~- Change counting mode to save time ==== 1250 1250 1251 1251 1252 1252 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1367,75 +1367,145 @@ 1367 1367 [[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"]] 1368 1368 1369 1369 1370 -== 3.5 Integrat ewithMydevice==1409 +== 3.5 Integrating with ThingsEye.io == 1371 1371 1411 +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. 1372 1372 1373 - Mydevicesprovidesa humanendlyinterface to show thesensor data, once wehave datainTTN, we can useMydevicesto connect to TTNand see the data in Mydevices.Below are the steps:1413 +=== 3.5.1 Configuring The Things Stack === 1374 1374 1375 -((( 1376 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1377 -))) 1415 +We use The Things Stack Sandbox in this example: 1378 1378 1379 -((( 1380 -(% 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: 1417 +* In **The Things Stack Sandbox**, go to the **Application **for the LT-22222-L you added. 1418 +* Select **MQTT** under **Integrations** in the left menu. 1419 +* 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. 1420 +* 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. 1381 1381 1382 - 1383 -))) 1422 +{{info}} 1423 +The username and password (API key) you created here are required in the next section. 1424 +{{/info}} 1384 1384 1385 -[[image: image-20220719105525-1.png||height="377" width="677"]]1426 +[[image:tts-mqtt-integration.png||height="625" width="1000"]] 1386 1386 1428 +=== 3.5.2 Configuring ThingsEye.io === 1387 1387 1430 +* Login to your [[ThingsEye.io >>https://thingseye.io]]account. 1431 +* Under the **Integrations center**, click **Integrations**. 1432 +* Click the **Add integration** button (the button with the **+** symbol). 1388 1388 1389 -[[image:i mage-20220719110247-2.png||height="388" width="683"]]1434 +[[image:thingseye-io-step-1.png||height="625" width="1000"]] 1390 1390 1391 1391 1392 - (%style="color:blue"%)**Step 3**(%%): Create anaccount orloginMydevices.1437 +On the **Add integration** window, configure the following: 1393 1393 1394 - (% style="color:blue" %)**Step 4**(%%): SearchLT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(%style="display:none" %)1439 +**Basic settings:** 1395 1395 1396 -Search under The things network 1441 +* Select **The Things Stack Community** from the **Integration type** list. 1442 +* Enter a suitable name for your integration in the **Name **text** **box or keep the default name. 1443 +* Ensure the following options are turned on. 1444 +** Enable integration 1445 +** Debug mode 1446 +** Allow create devices or assets 1447 +* Click the **Next** button. you will be navigated to the **Uplink data converter** tab. 1397 1397 1398 -[[image: 1653356838789-523.png||height="337" width="740"]]1449 +[[image:thingseye-io-step-2.png||height="625" width="1000"]] 1399 1399 1400 1400 1452 +**Uplink data converter:** 1401 1401 1402 -After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1454 +* Click the **Create new** button if it is not selected by default. 1455 +* Enter a suitable name for the uplink data converter in the **Name **text** **box or keep the default name. 1456 +* Click the **JavaScript** button. 1457 +* 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]]. 1458 +* Click the **Next** button. You will be navigated to the **Downlink data converter **tab. 1403 1403 1404 -[[image:i mage-20220524094909-1.png||height="335" width="729"]]1460 +[[image:thingseye-io-step-3.png||height="625" width="1000"]] 1405 1405 1406 1406 1407 - [[image:image-20220524094909-2.png||height="337"width="729"]]1463 +**Downlink data converter (this is an optional step):** 1408 1408 1465 +* Click the **Create new** button if it is not selected by default. 1466 +* Enter a suitable name for the downlink data converter in the **Name **text** **box or keep the default name. 1467 +* Click the **JavaScript** button. 1468 +* 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]]. 1469 +* Click the **Next** button. You will be navigated to the **Connection** tab. 1409 1409 1410 -[[image:i mage-20220524094909-3.png||height="338" width="727"]]1471 +[[image:thingseye-io-step-4.png||height="625" width="1000"]] 1411 1411 1412 1412 1413 - [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)1474 +**Connection:** 1414 1414 1476 +* Choose **Region** from the **Host type**. 1477 +* 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/...). 1478 +* 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). 1479 +* Click the **Check connection** button to test the connection. If the connection is successful, you will see the message saying **Connected**. 1415 1415 1416 -[[image: image-20220524094909-5.png||height="341" width="734"]]1481 +[[image:message-1.png]] 1417 1417 1418 1418 1419 - ==3.6InterfaceDetail==1484 +* Click the **Add** button. 1420 1420 1486 +[[image:thingseye-io-step-5.png||height="625" width="1000"]] 1487 + 1488 + 1489 +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. 1490 + 1491 + 1492 +[[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]] 1493 + 1494 + 1495 +**Viewing integration details**: 1496 + 1497 +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. 1498 + 1499 +[[image:integration-details.png||height="686" width="1000"]] 1500 + 1501 + 1502 +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. 1503 + 1504 +{{info}} 1505 +See also ThingsEye documentation. 1506 +{{/info}} 1507 + 1508 +**Viewing events:** 1509 + 1510 +The **Events **tab displays all the uplink messages from the LT-22222-L. 1511 + 1512 +* Select **Debug **from the **Event type** dropdown. 1513 +* Select the** time frame** from the **time window**. 1514 + 1515 +[[image:thingseye-events.png||height="686" width="1000"]] 1516 + 1517 + 1518 +* To view the JSON payload of a message, click on the three dots (...) in the Message column of the desired message. 1519 + 1520 +[[image:thingseye-json.png||width="1000"]] 1521 + 1522 + 1523 +**Deleting the integration**: 1524 + 1525 +If you want to delete this integration, click the **Delete integratio**n button. 1526 + 1527 + 1528 +== 3.6 Interface Details == 1529 + 1421 1421 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1422 1422 1423 1423 1424 -Support NPN Type sensor1533 +Support NPN-type sensor 1425 1425 1426 1426 [[image:1653356991268-289.png]] 1427 1427 1428 1428 1429 -=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1538 +=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) === 1430 1430 1431 1431 1432 1432 ((( 1433 -The DI port of LT-22222-L can support NPN orPNP output sensor.1542 +The DI ports of the LT-22222-L can support **NPN**, **PNP**, or **dry contact** output sensors. 1434 1434 ))) 1435 1435 1436 1436 ((( 1437 1437 ((( 1438 - 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.1547 +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. 1439 1439 1440 1440 1441 1441 ))) ... ... @@ -1445,7 +1445,7 @@ 1445 1445 1446 1446 ((( 1447 1447 ((( 1448 - When use need1557 +(% 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. 1449 1449 ))) 1450 1450 ))) 1451 1451 ... ... @@ -1454,22 +1454,22 @@ 1454 1454 ))) 1455 1455 1456 1456 ((( 1457 -(% style="color: blue" %)**Example1**(%%): Connect to aLow1566 +(% style="color:#0000ff" %)**Example 1**(%%): Connecting to a low-active sensor. 1458 1458 ))) 1459 1459 1460 1460 ((( 1461 -This type of sensor willoutput a low signalGNDwhen active.1570 +This type of sensor outputs a low (GND) signal when active. 1462 1462 ))) 1463 1463 1464 1464 * ((( 1465 -Connect sensor's output to DI1- 1574 +Connect the sensor's output to DI1- 1466 1466 ))) 1467 1467 * ((( 1468 -Connect sensor's VCC to DI1+. 1577 +Connect the sensor's VCC to DI1+. 1469 1469 ))) 1470 1470 1471 1471 ((( 1472 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1581 +When the sensor is active, the current between NEC2501 pin 1 and pin 2 will be: 1473 1473 ))) 1474 1474 1475 1475 ((( ... ... @@ -1477,7 +1477,7 @@ 1477 1477 ))) 1478 1478 1479 1479 ((( 1480 - 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.1589 +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. 1481 1481 ))) 1482 1482 1483 1483 ((( ... ... @@ -1485,22 +1485,22 @@ 1485 1485 ))) 1486 1486 1487 1487 ((( 1488 -(% style="color: blue" %)**Example2**(%%): Connect to aHigh1597 +(% style="color:#0000ff" %)**Example 2**(%%): Connecting to a high-active sensor. 1489 1489 ))) 1490 1490 1491 1491 ((( 1492 -This type of sensor willoutput a high signal (example24v) when active.1601 +This type of sensor outputs a high signal (e.g., 24V) when active. 1493 1493 ))) 1494 1494 1495 1495 * ((( 1496 -Connect sensor's output to DI1+ 1605 +Connect the sensor's output to DI1+ 1497 1497 ))) 1498 1498 * ((( 1499 -Connect sensor's GND DI1-. 1608 +Connect the sensor's GND DI1-. 1500 1500 ))) 1501 1501 1502 1502 ((( 1503 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1612 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1504 1504 ))) 1505 1505 1506 1506 ((( ... ... @@ -1508,7 +1508,7 @@ 1508 1508 ))) 1509 1509 1510 1510 ((( 1511 -If **DI1+ = 24 v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mASo the LT-22222-L willbe able todetect this high1620 +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. 1512 1512 ))) 1513 1513 1514 1514 ((( ... ... @@ -1516,22 +1516,22 @@ 1516 1516 ))) 1517 1517 1518 1518 ((( 1519 -(% style="color: blue" %)**Example3**(%%): Connect to a 220vhigh1628 +(% style="color:#0000ff" %)**Example 3**(%%): Connecting to a 220V high-active sensor. 1520 1520 ))) 1521 1521 1522 1522 ((( 1523 -Assume u serwant to monitor an active signal higher than 220v,to make surenotburnthe photocoupler1632 +Assume that you want to monitor an active signal higher than 220V without damaging the photocoupler 1524 1524 ))) 1525 1525 1526 1526 * ((( 1527 -Connect sensor's output to DI1+ with a serial50K resistor1636 +Connect the sensor's output to DI1+ with a 50K resistor in series. 1528 1528 ))) 1529 1529 * ((( 1530 -Connect sensor's GND DI1-. 1639 +Connect the sensor's GND DI1-. 1531 1531 ))) 1532 1532 1533 1533 ((( 1534 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1643 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1535 1535 ))) 1536 1536 1537 1537 ((( ... ... @@ -1539,24 +1539,37 @@ 1539 1539 ))) 1540 1540 1541 1541 ((( 1542 -If sensor output is 220 v, the.= 4.3mA ,Sothe LT-22222-L will be able to detect this highsafely.1651 +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. 1543 1543 ))) 1544 1544 1545 1545 1546 - ===3.6.3 DigitalOutputPort:DO1/DO2/DO3===1655 +(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor 1547 1547 1657 +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. 1548 1548 1549 - (%style="color:blue" %)**NPN output**(%%):GNDorFloat.Max voltagecanapplyto outputpin is36v.1659 +To detect a Dry Contact, you can supply a power source to one pin of the Dry Contact. Below is a reference circuit diagram. 1550 1550 1551 - (% style="color:red" %)**Note: DO pins go to float when device is power off.**1661 +[[image:image-20230616235145-1.png]] 1552 1552 1663 +(% style="color:blue" %)**Example5**(%%): Connecting to an Open Collector 1664 + 1665 +[[image:image-20240219115718-1.png]] 1666 + 1667 + 1668 +=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 === 1669 + 1670 + 1671 +(% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V. 1672 + 1673 +(% style="color:red" %)**Note: The DO pins will float when the device is powered off.** 1674 + 1553 1553 [[image:1653357531600-905.png]] 1554 1554 1555 1555 1556 -=== 3.6.4 Analog Input Interface === 1678 +=== 3.6.4 Analog Input Interfaces === 1557 1557 1558 1558 1559 -The analog input interface is as below. The LT will measure the IN2 voltagesoto calculate the current pass theLoad. The formula is:1681 +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: 1560 1560 1561 1561 1562 1562 (% style="color:blue" %)**AC2 = (IN2 voltage )/12** ... ... @@ -1563,20 +1563,19 @@ 1563 1563 1564 1564 [[image:1653357592296-182.png]] 1565 1565 1566 -Example toconnect a 4~~20mA sensor1688 +Example: Connecting a 4~~20mA sensor 1567 1567 1568 -We take the wind speed sensor as an example for reference only.1690 +We will use the wind speed sensor as an example for reference only. 1569 1569 1570 1570 1571 1571 (% style="color:blue" %)**Specifications of the wind speed sensor:** 1572 1572 1573 -(% style="color:red" %)**Red: 12~~24 v**1695 +(% style="color:red" %)**Red: 12~~24V** 1574 1574 1575 1575 (% style="color:#ffc000" %)**Yellow: 4~~20mA** 1576 1576 1577 1577 **Black: GND** 1578 1578 1579 - 1580 1580 **Connection diagram:** 1581 1581 1582 1582 [[image:1653357640609-758.png]] ... ... @@ -1584,239 +1584,147 @@ 1584 1584 [[image:1653357648330-671.png||height="155" width="733"]] 1585 1585 1586 1586 1587 - ===3.6.5 RelayOutput===1708 +Example: Connecting to a regulated power supply to measure voltage 1588 1588 1710 +[[image:image-20230608101532-1.png||height="606" width="447"]] 1589 1589 1590 -((( 1591 -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: 1712 +[[image:image-20230608101608-2.jpeg||height="379" width="284"]] 1592 1592 1593 -**Note**: RO pins go to Open(NO) when device is power off. 1594 -))) 1714 +[[image:image-20230608101722-3.png||height="102" width="1139"]] 1595 1595 1596 -[[image:image-20220524100215-9.png]] 1597 1597 1717 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power supply**(% style="color:blue" %)**:** 1598 1598 1599 - [[image:image-20220524100215-10.png||height="382"width="723"]]1719 +(% style="color:red" %)**Red: 12~~24v** 1600 1600 1721 +**Black: GND** 1601 1601 1602 -== 3.7 LEDs Indicators == 1603 1603 1724 +=== 3.6.5 Relay Output === 1604 1604 1605 -[[image:image-20220524100748-11.png]] 1606 1606 1607 - 1608 -= 4. Use AT Command = 1609 - 1610 -== 4.1 Access AT Command == 1611 - 1612 - 1613 1613 ((( 1614 -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. 1615 -))) 1728 +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: 1616 1616 1617 -((( 1618 - 1730 +**Note**: The ROx pins will be in the Open (NO) state when the LT-22222-L is powered off. 1619 1619 ))) 1620 1620 1621 -[[image: 1653358238933-385.png]]1733 +[[image:image-20220524100215-9.png]] 1622 1622 1623 1623 1624 -((( 1625 -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: 1626 -))) 1736 +[[image:image-20220524100215-10.png||height="382" width="723"]] 1627 1627 1628 -[[image:1653358355238-883.png]] 1629 1629 1739 +== 3.7 LEDs Indicators == 1630 1630 1631 -((( 1632 -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/]] 1633 -))) 1741 +The table below lists the behavior of LED indicators for each port function. 1634 1634 1743 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %) 1744 +|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature** 1745 +|**PWR**|Always on when there is power 1746 +|**TX**|((( 1635 1635 ((( 1636 - AT+<CMD>?:Helpon<CMD>1748 +Device boot: TX blinks 5 times. 1637 1637 ))) 1638 1638 1639 1639 ((( 1640 - AT+<CMD>:Run<CMD>1752 +Successful network join: TX remains ON for 5 seconds. 1641 1641 ))) 1642 1642 1643 1643 ((( 1644 - AT+<CMD>=<value>:Setthevalue1756 +Transmit a LoRa packet: TX blinks once 1645 1645 ))) 1646 - 1647 -((( 1648 -AT+<CMD>=? : Get the value 1649 1649 ))) 1650 - 1651 -((( 1652 -ATZ: Trig a reset of the MCU 1759 +|**RX**|RX blinks once when a packet is received. 1760 +|**DO1**|For LT-22222-L: ON when DO1 is low, OFF when DO1 is high 1761 +|**DO2**|For LT-22222-L: ON when DO2 is low, OFF when DO2 is high 1762 +|**DI1**|((( 1763 +For LT-22222-L: ON when DI1 is high, OFF when DI1 is low 1653 1653 ))) 1654 - 1655 -((( 1656 -AT+FDR: Reset Parameters to Factory Default, Keys Reserve 1765 +|**DI2**|((( 1766 +For LT-22222-L: ON when DI2 is high, OFF when DI2 is low 1657 1657 ))) 1768 +|**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open 1769 +|**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open 1658 1658 1659 -((( 1660 -AT+DEUI: Get or Set the Device EUI 1661 -))) 1771 += 4. Using AT Commands = 1662 1662 1663 -((( 1664 -AT+DADDR: Get or Set the Device Address 1665 -))) 1773 +The LT-22222-L supports programming using AT Commands. 1666 1666 1667 -((( 1668 -AT+APPKEY: Get or Set the Application Key 1669 -))) 1775 +== 4.1 Connecting the LT-22222-L to a PC == 1670 1670 1671 1671 ((( 1672 - AT+NWKSKEY:Get orSet theNetworkSessionKey1778 +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. 1673 1673 ))) 1674 1674 1675 -((( 1676 -AT+APPSKEY: Get or Set the Application Session Key 1677 -))) 1781 +[[image:1653358238933-385.png]] 1678 1678 1679 -((( 1680 -AT+APPEUI: Get or Set the Application EUI 1681 -))) 1682 1682 1683 1683 ((( 1684 - AT+ADR:Get orSet theAdaptiveDataRate setting.(0:off,1: on)1785 +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: 1685 1685 ))) 1686 1686 1687 -((( 1688 -AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec) 1689 -))) 1788 +[[image:1653358355238-883.png]] 1690 1690 1691 -((( 1692 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1693 -))) 1694 1694 1695 1695 ((( 1696 -AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1697 -))) 1792 +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/]] 1698 1698 1699 -((( 1700 -AT+PNM: Get or Set the public network mode. (0: off, 1: on) 1794 +== 4.2 LT-22222-L related AT commands == 1701 1701 ))) 1702 1702 1703 1703 ((( 1704 -AT+RX2FQ: Get or Set the Rx2 window frequency 1705 -))) 1798 +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. 1706 1706 1707 -((( 1708 -AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X) 1800 +* AT+<CMD>? : Help on <CMD> 1801 +* AT+<CMD> : Run <CMD> 1802 +* AT+<CMD>=<value> : Set the value 1803 +* AT+<CMD>=? : Get the value 1804 +* ATZ: Trigger a reset of the MCU 1805 +* ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 1806 +* **##AT+DEUI##**: Get or set the Device EUI (DevEUI) 1807 +* **##AT+DADDR##**: Get or set the Device Address (DevAddr) 1808 +* **##AT+APPKEY##**: Get or set the Application Key (AppKey) 1809 +* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey) 1810 +* AT+APPSKEY: Get or set the Application Session Key (AppSKey) 1811 +* AT+APPEUI: Get or set the Application EUI (AppEUI) 1812 +* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON) 1813 +* AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification) 1814 +* AT+DR: Get or set the Data Rate. (0-7 corresponding to DR_X) 1815 +* AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1816 +* AT+PNM: Get or set the public network mode. (0: off, 1: on) 1817 +* AT+RX2FQ: Get or set the Rx2 window frequency 1818 +* AT+RX2DR: Get or set the Rx2 window data rate (0-7 corresponding to DR_X) 1819 +* AT+RX1DL: Get or set the delay between the end of the Tx and the Rx Window 1 in ms 1820 +* AT+RX2DL: Get or set the delay between the end of the Tx and the Rx Window 2 in ms 1821 +* AT+JN1DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1822 +* AT+JN2DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1823 +* AT+NJM: Get or set the Network Join Mode. (0: ABP, 1: OTAA) 1824 +* AT+NWKID: Get or set the Network ID 1825 +* AT+FCU: Get or set the Frame Counter Uplink (FCntUp) 1826 +* AT+FCD: Get or set the Frame Counter Downlink (FCntDown) 1827 +* AT+CLASS: Get or set the Device Class 1828 +* AT+JOIN: Join network 1829 +* AT+NJS: Get OTAA Join Status 1830 +* AT+SENDB: Send hexadecimal data along with the application port 1831 +* AT+SEND: Send text data along with the application port 1832 +* AT+RECVB: Print last received data in binary format (with hexadecimal values) 1833 +* AT+RECV: Print last received data in raw format 1834 +* AT+VER: Get current image version and Frequency Band 1835 +* AT+CFM: Get or Set the confirmation mode (0-1) 1836 +* AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1837 +* AT+SNR: Get the SNR of the last received packet 1838 +* AT+RSSI: Get the RSSI of the last received packet 1839 +* AT+TDC: Get or set the application data transmission interval in ms 1840 +* AT+PORT: Get or set the application port 1841 +* AT+DISAT: Disable AT commands 1842 +* AT+PWORD: Set password, max 9 digits 1843 +* AT+CHS: Get or set the Frequency (Unit: Hz) for Single Channel Mode 1844 +* AT+CHE: Get or set eight channels mode, Only for US915, AU915, CN470 1845 +* AT+CFG: Print all settings 1709 1709 ))) 1710 1710 1711 -((( 1712 -AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms 1713 -))) 1714 1714 1715 -((( 1716 -AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms 1717 -))) 1718 - 1719 -((( 1720 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1721 -))) 1722 - 1723 -((( 1724 -AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1725 -))) 1726 - 1727 -((( 1728 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1729 -))) 1730 - 1731 -((( 1732 -AT+NWKID: Get or Set the Network ID 1733 -))) 1734 - 1735 -((( 1736 -AT+FCU: Get or Set the Frame Counter Uplink 1737 -))) 1738 - 1739 -((( 1740 -AT+FCD: Get or Set the Frame Counter Downlink 1741 -))) 1742 - 1743 -((( 1744 -AT+CLASS: Get or Set the Device Class 1745 -))) 1746 - 1747 -((( 1748 -AT+JOIN: Join network 1749 -))) 1750 - 1751 -((( 1752 -AT+NJS: Get OTAA Join Status 1753 -))) 1754 - 1755 -((( 1756 -AT+SENDB: Send hexadecimal data along with the application port 1757 -))) 1758 - 1759 -((( 1760 -AT+SEND: Send text data along with the application port 1761 -))) 1762 - 1763 -((( 1764 -AT+RECVB: Print last received data in binary format (with hexadecimal values) 1765 -))) 1766 - 1767 -((( 1768 -AT+RECV: Print last received data in raw format 1769 -))) 1770 - 1771 -((( 1772 -AT+VER: Get current image version and Frequency Band 1773 -))) 1774 - 1775 -((( 1776 -AT+CFM: Get or Set the confirmation mode (0-1) 1777 -))) 1778 - 1779 -((( 1780 -AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1781 -))) 1782 - 1783 -((( 1784 -AT+SNR: Get the SNR of the last received packet 1785 -))) 1786 - 1787 -((( 1788 -AT+RSSI: Get the RSSI of the last received packet 1789 -))) 1790 - 1791 -((( 1792 -AT+TDC: Get or set the application data transmission interval in ms 1793 -))) 1794 - 1795 -((( 1796 -AT+PORT: Get or set the application port 1797 -))) 1798 - 1799 -((( 1800 -AT+DISAT: Disable AT commands 1801 -))) 1802 - 1803 -((( 1804 -AT+PWORD: Set password, max 9 digits 1805 -))) 1806 - 1807 -((( 1808 -AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode 1809 -))) 1810 - 1811 -((( 1812 -AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470 1813 -))) 1814 - 1815 -((( 1816 -AT+CFG: Print all settings 1817 -))) 1818 - 1819 - 1820 1820 == 4.2 Common AT Command Sequence == 1821 1821 1822 1822 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1825,41 +1825,41 @@ 1825 1825 1826 1826 1827 1827 ((( 1828 -(% style="color:blue" %)**If device has not joined network yet:** 1857 +(% style="color:blue" %)**If the device has not joined the network yet:** 1829 1829 ))) 1830 1830 ))) 1831 1831 1832 1832 ((( 1833 -(% style="background-color:#dcdcdc" %)**123456** 1862 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1834 1834 ))) 1835 1835 1836 1836 ((( 1837 -(% style="background-color:#dcdcdc" %)**AT+FDR** 1866 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**## 1838 1838 ))) 1839 1839 1840 1840 ((( 1841 -(% style="background-color:#dcdcdc" %)**123456** 1870 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1842 1842 ))) 1843 1843 1844 1844 ((( 1845 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1874 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**## 1846 1846 ))) 1847 1847 1848 1848 ((( 1849 -(% style="background-color:#dcdcdc" %)**ATZ** 1878 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**## 1850 1850 ))) 1851 1851 1852 1852 1853 1853 ((( 1854 -(% style="color:blue" %)**If device already joined network:** 1883 +(% style="color:blue" %)**If the device has already joined the network:** 1855 1855 ))) 1856 1856 1857 1857 ((( 1858 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1887 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0**## 1859 1859 ))) 1860 1860 1861 1861 ((( 1862 -(% style="background-color:#dcdcdc" %)**ATZ** 1891 +(% style="background-color:#dcdcdc" %)##**ATZ**## 1863 1863 ))) 1864 1864 1865 1865 ... ... @@ -1936,8 +1936,6 @@ 1936 1936 dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 1937 1937 1938 1938 **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.** 1939 - 1940 - 1941 1941 ))) 1942 1942 1943 1943 ((( ... ... @@ -1944,9 +1944,6 @@ 1944 1944 [[image:1653359097980-169.png||height="188" width="729"]] 1945 1945 ))) 1946 1946 1947 -((( 1948 - 1949 -))) 1950 1950 1951 1951 === 4.2.3 Change to Class A === 1952 1952 ... ... @@ -1954,44 +1954,58 @@ 1954 1954 ((( 1955 1955 (% style="color:blue" %)**If sensor JOINED:** 1956 1956 1957 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A 1958 -ATZ** 1981 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A** 1982 + 1983 +(% style="background-color:#dcdcdc" %)**ATZ** 1959 1959 ))) 1960 1960 1961 1961 1962 1962 = 5. Case Study = 1963 1963 1964 -== 5.1 Counting how many objects pass inFlow Line ==1989 +== 5.1 Counting how many objects pass through the flow Line == 1965 1965 1991 +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]]? 1966 1966 1967 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]? 1968 1968 1969 - 1970 1970 = 6. FAQ = 1971 1971 1972 - ==6.1 Howtoupgrade theimage?==1996 +This section contains some frequently asked questions, which can help you resolve common issues and find solutions quickly. 1973 1973 1974 1974 1975 - TheLTLoRaWANControlleris shippedwitha3.5mm cable,thecableis used to upload imageto LT to:1999 +== 6.1 How to update the firmware? == 1976 1976 2001 +Dragino frequently releases firmware updates for the LT-22222-L. 2002 + 2003 +Updating your LT-22222-L with the latest firmware version helps to: 2004 + 1977 1977 * Support new features 1978 -* F orbugfix1979 -* Change LoRaWAN bands .2006 +* Fix bugs 2007 +* Change LoRaWAN frequency bands 1980 1980 1981 - Belowshowsthe hardwareconnection forhow to uploadanimage to the LT:2009 +You will need the following things before proceeding: 1982 1982 2011 +* 3.5mm programming cable (included with the LT-22222-L as an additional accessory) 2012 +* USB to TTL adapter 2013 +* 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) 2014 +* 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. 2015 + 2016 +{{info}} 2017 +As of this writing, the latest firmware version available for the LT-22222-L is v1.6.1. 2018 +{{/info}} 2019 + 2020 +Below is the hardware setup for uploading a firmware image to the LT-22222-L: 2021 + 2022 + 1983 1983 [[image:1653359603330-121.png]] 1984 1984 1985 1985 1986 -((( 1987 -(% 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]]. 1988 -(% 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]]. 1989 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1990 - 2026 +Start the STM32 Flash Loader and choose the correct COM port to update. 1991 1991 1992 1992 ((( 2029 +((( 1993 1993 (% style="color:blue" %)**For LT-22222-L**(%%): 1994 -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. 2031 + 2032 +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. 1995 1995 ))) 1996 1996 1997 1997 ... ... @@ -2006,41 +2006,36 @@ 2006 2006 [[image:image-20220524104033-15.png]] 2007 2007 2008 2008 2009 -(% style="color:red" %)**Not ice**(%%): Incaseuserhaslost the program cable.Usercanhandmade one from a 3.5mm cable. The pin mapping is:2047 +(% 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: 2010 2010 2011 - 2012 2012 [[image:1653360054704-518.png||height="186" width="745"]] 2013 2013 2014 2014 2015 2015 ((( 2016 2016 ((( 2017 -== 6.2 How to change the LoRa Frequency Bands/Region? == 2018 - 2019 - 2054 +== 6.2 How to change the LoRaWAN frequency band/region? == 2020 2020 ))) 2021 2021 ))) 2022 2022 2023 2023 ((( 2024 - Usercan follow the introductionfor[[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloadtheimages,choose the required image filefor download.2059 +You can follow the introductions on [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file. 2025 2025 ))) 2026 2026 2027 2027 ((( 2028 2028 2029 2029 2030 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 2031 - 2032 - 2065 +== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? == 2033 2033 ))) 2034 2034 2035 2035 ((( 2036 2036 ((( 2037 -In this case, u sersneed to set LT-33222-L to work in ABP mode&transmitin only one frequency.2070 +In this case, you need to set the LT-33222-L to work in ABP mode and transmit on only one frequency. 2038 2038 ))) 2039 2039 ))) 2040 2040 2041 2041 ((( 2042 2042 ((( 2043 -Assume wehave a LG02 workingin the frequency 868400000now , belowisthe step.2076 +Assume you have an LG02 working on the frequency 868400000. Below are the steps. 2044 2044 2045 2045 2046 2046 ))) ... ... @@ -2047,7 +2047,7 @@ 2047 2047 ))) 2048 2048 2049 2049 ((( 2050 -(% 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.2083 +(% 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. 2051 2051 2052 2052 2053 2053 ))) ... ... @@ -2072,13 +2072,21 @@ 2072 2072 2073 2073 ((( 2074 2074 (% style="background-color:#dcdcdc" %)**123456** (%%) : Enter Password to have AT access. 2108 + 2075 2075 (% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset Parameters to Factory Default, Keys Reserve 2110 + 2076 2076 (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode 2112 + 2077 2077 (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Set the Adaptive Data Rate Off 2114 + 2078 2078 (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Set AT+DR=3 for 915 band) 2116 + 2079 2079 (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds 2118 + 2080 2080 (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz 2120 + 2081 2081 (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%) : Set Device Address to 26 01 1A F1 2122 + 2082 2082 (% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 2083 2083 ))) 2084 2084 ... ... @@ -2090,145 +2090,139 @@ 2090 2090 [[image:1653360498588-932.png||height="485" width="726"]] 2091 2091 2092 2092 2093 -== 6.4 CanIseecountingvent inSerial? ==2134 +== 6.4 How to change the uplink interval? == 2094 2094 2136 +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/]] 2095 2095 2096 -((( 2097 -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. 2098 2098 2139 +== 6.5 Can I see the counting event in the serial output? == 2099 2099 2100 -== 6.5 Can i use point to point communication for LT-22222-L? == 2141 +((( 2142 +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. 2101 2101 2102 2102 2103 - Yes,pleaserefer [[PointtoPoint Communication>>doc:Main.PointPointCommunicationof LT-22222-L.WebHome]] ,this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].2145 +== 6.6 Can I use point-to-point communication with LT-22222-L? == 2104 2104 2147 +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]]. 2148 + 2105 2105 2106 2106 ))) 2107 2107 2108 2108 ((( 2109 -== 6. 6Why does the relay outputbecome thedefault andopen relay after thelt22222 is powered off? ==2153 +== 6.7 Why does the relay output default to an open relay after the LT-22222-L is powered off? == 2110 2110 2155 +* If the device is not properly shut down and is directly powered off. 2156 +* It will default to a power-off state. 2157 +* In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory. 2158 +* After a restart, the status before the power failure will be read from flash. 2111 2111 2112 - Ifthedeviceisnot shutdown,butdirectlypoweredoff.2160 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2113 2113 2114 - Itwilldefaultthat thisisapower-offstate.2162 +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: 2115 2115 2116 -In modes 2 to 5, DO RO status and pulse count are saved in flash. 2117 2117 2118 - After restart, thestatus beforepower failurewill be readfrom flash.2165 +[[image:image-20221006170630-1.png||height="610" width="945"]] 2119 2119 2120 2120 2121 -== 6. 7Cani setupLT-22222-LasNC(Normal Close)Relay? ==2168 +== 6.9 Can the LT-22222-L save the RO state? == 2122 2122 2170 +The firmware version must be at least 1.6.0. 2123 2123 2124 -LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below: 2125 2125 2173 +== 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? == 2126 2126 2127 - [[image:image-20221006170630-1.png||height="610"width="945"]]2175 +It is likely that the GND is not connected during the measurement, or that the wire connected to the GND is loose. 2128 2128 2129 2129 2130 -= =6.8 CanLT22222-L saveROstate?==2178 += 7. Troubleshooting = 2131 2131 2180 +This section provides some known troubleshooting tips. 2132 2132 2133 -Firmware version needs to be no less than 1.6.0. 2134 - 2135 - 2136 -= 7. Trouble Shooting = 2182 + 2137 2137 ))) 2138 2138 2139 2139 ((( 2140 2140 ((( 2141 -== 7.1 Downlink doesn't work, how to solve it? == 2142 - 2143 - 2187 +== 7.1 Downlink isn't working. How can I solve this? == 2144 2144 ))) 2145 2145 ))) 2146 2146 2147 2147 ((( 2148 -Please see this link forhow todebug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]2192 +Please refer to this link for debugging instructions: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2149 2149 ))) 2150 2150 2151 2151 ((( 2152 2152 2153 2153 2154 -== 7.2 Have trouble to upload image. == 2155 - 2156 - 2198 +== 7.2 Having trouble uploading an image? == 2157 2157 ))) 2158 2158 2159 2159 ((( 2160 - See this link for trouble2202 +Please refer to this link for troubleshooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 2161 2161 ))) 2162 2162 2163 2163 ((( 2164 2164 2165 2165 2166 -== 7.3 Why I can't join TTN in US915 /AU915 bands? == 2167 - 2168 - 2208 +== 7.3 Why can't I join TTN in the US915 /AU915 bands? == 2169 2169 ))) 2170 2170 2171 2171 ((( 2172 -It might be a bout the channelsmapping. [[Pleasesee this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]2212 +It might be related to the channel mapping. [[Please refer to this link for details.>>https://github.com/dragino/LT-22222-L/releases]] 2173 2173 ))) 2174 2174 2175 2175 2176 -= 8.OrderInfo =2216 +== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? == 2177 2177 2218 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue. 2219 +Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]] 2178 2178 2221 + 2222 += 8. Ordering information = 2223 + 2179 2179 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 2180 2180 2181 2181 (% style="color:#4f81bd" %)**XXX:** 2182 2182 2183 -* (% style="color:red" %)**EU433**(%%): 2184 -* (% style="color:red" %)**EU868**(%%): 2185 -* (% style="color:red" %)**KR920**(%%): 2186 -* (% style="color:red" %)**CN470**(%%): 2187 -* (% style="color:red" %)**AS923**(%%): 2188 -* (% style="color:red" %)**AU915**(%%): 2189 -* (% style="color:red" %)**US915**(%%): 2190 -* (% style="color:red" %)**IN865**(%%): 2191 -* (% style="color:red" %)**CN779**(%%): 2228 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2229 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2230 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2231 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2232 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2233 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2234 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2235 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2236 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2192 2192 2238 += 9. Packing information = 2193 2193 2240 +**Package includes**: 2194 2194 2195 -= 9. Packing Info = 2242 +* 1 x LT-22222-L I/O Controller 2243 +* 1 x LoRa antenna matched to the frequency of the LT-22222-L 2244 +* 1 x bracket for DIN rail mounting 2245 +* 1 x 3.5mm programming cable 2196 2196 2197 - 2198 -**Package Includes**: 2199 - 2200 -* LT-22222-L I/O Controller x 1 2201 -* Stick Antenna for LoRa RF part x 1 2202 -* Bracket for controller x1 2203 -* Program cable x 1 2204 - 2205 2205 **Dimension and weight**: 2206 2206 2207 2207 * Device Size: 13.5 x 7 x 3 cm 2208 -* Device Weight: 105g 2250 +* Device Weight: 105 g 2209 2209 * Package Size / pcs : 14.5 x 8 x 5 cm 2210 -* Weight / pcs : 170g 2252 +* Weight / pcs : 170 g 2211 2211 2212 - 2213 - 2214 2214 = 10. Support = 2215 2215 2216 - 2217 2217 * ((( 2218 -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. 2219 2219 ))) 2220 2220 * ((( 2221 -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]] 2222 2222 2223 - 2224 2224 2225 2225 ))) 2226 2226 2227 2227 = 11. Reference = 2228 2228 2229 - 2230 2230 * 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]] 2231 2231 * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]] 2232 2232 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2233 - 2234 -
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