Changes for page LT-22222-L -- LoRa I/O Controller User Manual
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... ... @@ -17,38 +17,30 @@ 17 17 18 18 19 19 20 -= 1.Introduction = 20 += 1. Introduction = 21 21 22 -== 1.1 What is LT SeriesI/O Controller ==22 +== 1.1 What is the LT-22222-L I/O Controller? == 23 23 24 24 ((( 25 - 26 - 27 27 ((( 28 -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. 29 -))) 30 -))) 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. 31 31 32 -((( 33 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on. 28 +The LT-22222-L I/O Controller simplifies and enhances I/O monitoring and controlling. It is ideal for professional applications in wireless sensor networks, including irrigation systems, smart metering, smart cities, building automation, and more. These controllers are designed for easy, cost-effective deployment using LoRa wireless technology. 34 34 ))) 35 - 36 -((( 37 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology. 38 38 ))) 39 39 40 40 ((( 41 - 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. 42 42 ))) 43 43 44 44 ((( 45 -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. 46 -))) 37 +You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways: 47 47 48 -((( 49 -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. 50 50 51 - 43 +> You can use a LoRaWAN gateway, such as the Dragino LG308, to expand or create LoRaWAN coverage in your area. 52 52 ))) 53 53 54 54 ((( ... ... @@ -65,16 +65,16 @@ 65 65 * SX1276/78 Wireless Chip 66 66 * Power Consumption: 67 67 ** Idle: 4mA@12v 68 -** 20dB Transmit: 34mA@12 v69 -* Operating Temperature: -40 ~~ 85 Degree, No Dew 60 +** 20dB Transmit: 34mA@12V 61 +* Operating Temperature: -40 ~~ 85 Degrees, No Dew 70 70 71 71 (% style="color:#037691" %)**Interface for Model: LT22222-L:** 72 72 73 73 * 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor) 74 -* 2 x Digital Output (NPN output. Max pull 66 +* 2 x Digital Output (NPN output. Max pull-up voltage 36V,450mA) 75 75 * 2 x Relay Output (5A@250VAC / 30VDC) 76 76 * 2 x 0~~20mA Analog Input (res:0.01mA) 77 -* 2 x 0~~30V Analog Input (res:0.01 v)69 +* 2 x 0~~30V Analog Input (res:0.01V) 78 78 * Power Input 7~~ 24V DC. 79 79 80 80 (% style="color:#037691" %)**LoRa Spec:** ... ... @@ -84,7 +84,7 @@ 84 84 ** Band 2 (LF): 410 ~~ 528 Mhz 85 85 * 168 dB maximum link budget. 86 86 * +20 dBm - 100 mW constant RF output vs. 87 -* +14 dBm high 79 +* +14 dBm high-efficiency PA. 88 88 * Programmable bit rate up to 300 kbps. 89 89 * High sensitivity: down to -148 dBm. 90 90 * Bullet-proof front end: IIP3 = -12.5 dBm. ... ... @@ -104,7 +104,7 @@ 104 104 * Optional Customized LoRa Protocol 105 105 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869 106 106 * AT Commands to change parameters 107 -* Remote configure parameters via LoRa Downlink 99 +* Remotely configure parameters via LoRaWAN Downlink 108 108 * Firmware upgradable via program port 109 109 * Counting 110 110 ... ... @@ -134,86 +134,169 @@ 134 134 * 1 x Counting Port 135 135 ))) 136 136 137 -= 2. PowerONDevice =129 += 2. Assembling the Device = 138 138 139 - TheLT controller can be powered by 7 ~~24V DC power source.ConnectVINto Power Input V+ andGND to powerinputV-to power theLTcontroller.131 +== 2.1 What is included in the package? == 140 140 141 - PWR will on whendevice isproperlypowered.133 +The package includes the following items: 142 142 135 +* 1 x LT-22222-L I/O Controller 136 +* 1 x LoRaWAN antenna matched to the frequency of the LT-22222-L 137 +* 1 x bracket for DIN rail mounting 138 +* 1 x programming cable 139 + 140 +Attach the LoRaWAN antenna to the antenna connector, **ANT**,** **located on the top right side of the device, next to the upper terminal block. Secure the antenna by tightening it clockwise. 141 + 142 +== 2.2 Terminals == 143 + 144 +Upper screw terminal block (from left to right): 145 + 146 +(% style="width:634px" %) 147 +|=(% style="width: 295px;" %)Terminal|=(% style="width: 338px;" %)Function 148 +|(% style="width:295px" %)GND|(% style="width:338px" %)Ground 149 +|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage 150 +|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2 151 +|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1 152 +|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2 153 +|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1 154 + 155 +Lower screw terminal block (from left to right): 156 + 157 +(% style="width:633px" %) 158 +|=(% style="width: 296px;" %)Terminal|=(% style="width: 334px;" %)Function 159 +|(% style="width:296px" %)RO1-2|(% style="width:334px" %)Relay Output 1 160 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %)Relay Output 1 161 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %)Relay Output 2 162 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %)Relay Output 2 163 +|(% style="width:296px" %)DI2+|(% style="width:334px" %)Digital Input 2 164 +|(% style="width:296px" %)DI2-|(% style="width:334px" %)Digital Input 2 165 +|(% style="width:296px" %)DI1+|(% style="width:334px" %)Digital Input 1 166 +|(% style="width:296px" %)DI1-|(% style="width:334px" %)Digital Input 1 167 +|(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2 168 +|(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1 169 + 170 +== 2.3 Powering the LT-22222-L == 171 + 172 +The LT-22222-L I/O Controller can be powered by a **7–24V DC** power source. Connect the 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. 173 + 174 + 143 143 [[image:1653297104069-180.png]] 144 144 145 145 146 146 = 3. Operation Mode = 147 147 148 -== 3.1 How it work s? ==180 +== 3.1 How does it work? == 149 149 182 +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. 150 150 151 -((( 152 -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. 153 -))) 184 +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 LE**D 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. 154 154 155 -((( 156 -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. 157 -))) 186 +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. 158 158 188 +== 3.2 Registering with a LoRaWAN network server == 159 159 160 - ==3.2Exampletojoin LoRaWAN network==190 +The network diagram below shows how the LT-22222-L is connected to a typical LoRaWAN network. 161 161 192 +[[image:image-20220523172350-1.png||height="266" width="864"]] 162 162 163 -((( 164 -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. 194 +=== 3.2.1 Prerequisites === 165 165 166 - 167 -))) 196 +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. 168 168 169 -[[image:image-202 20523172350-1.png||height="266" width="864"]]198 +[[image:image-20230425173427-2.png||height="246" width="530"]] 170 170 200 +The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers. 171 171 172 -((( 173 -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: 202 +=== 3.2.2 The Things Stack Sandbox (TTSS) === 174 174 175 - 176 -))) 204 +* Log in to your [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] account. 205 +* Create an application if you do not have one yet. 206 +* Register LT-22222-L with that application. Two registration options are available: 177 177 178 -((( 179 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 180 -))) 208 +==== ==== 181 181 182 -((( 183 -Each LT is shipped with a sticker with the default device EUI as below: 184 -))) 210 +==== 3.2.2.1 Using the LoRaWAN Device Repository ==== 185 185 186 -[[image:image-20230425173427-2.png||height="246" width="530"]] 212 +* Go to your application and click on the **Register end device** button. 213 +* On the **Register end device** page: 214 +** Select the option **Select the end device in the LoRaWAN Device Repository**. 215 +** Choose the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)**. 216 +** Select the **Frequency plan** that matches your device. 187 187 218 +[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]] 188 188 189 -Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 190 190 191 -**Add APP EUI in the application.** 221 +* Page continued... 222 +** Enter the **AppEUI** in the **JoinEUI** field and click the **Confirm** button. 223 +** Enter the **DevEUI** in the **DevEUI** field. 224 +** Enter the **AppKey** in the **AppKey** field. 225 +** In the **End device ID** field, enter a unique name within this application for your LT-22222-N. 226 +** Under **After registration**, select the **View registered end device** option. 192 192 193 -[[image: 1653297955910-247.png||height="321" width="716"]]228 +[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]] 194 194 230 +==== ==== 195 195 196 - **AddAPPKEYandDEVEUI**232 +==== 3.2.2.2 Entering device information manually ==== 197 197 198 -[[image:1653298023685-319.png]] 234 +* On the **Register end device** page: 235 +** Select the **Enter end device specifies manually** option as the input method. 236 +** Select the **Frequency plan** that matches your device. 237 +** Select the **LoRaWAN version**. 238 +** Select the **Regional Parameters version**. 239 +** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the section. 240 +** Select **Over the air activation (OTAA)** option under the **Activation mode** 241 +** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities**. 199 199 243 +[[image:lt-22222-l-manually-p1.png||height="625" width="1000"]] 200 200 201 -((( 202 -(% 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. 203 203 204 - 205 -))) 246 +* Page continued... 247 +** Enter **AppEUI** in the **JoinEUI** field and click the **Confirm** button. 248 +** Enter **DevEUI** in the **DevEUI** field. 249 +** Enter **AppKey** in the **AppKey** field. 250 +** In the **End device ID** field, enter a unique name within this application for your LT-22222-N. 251 +** Under **After registration**, select the **View registered end device** option. 252 +** Click the **Register end device** button. 206 206 207 -[[image: 1653298044601-602.png||height="405" width="709"]]254 +[[image:lt-22222-l-manually-p2.png||height="625" width="1000"]] 208 208 209 209 210 - ==3.3 UplinkPayload==257 +You will be navigated to the **Device overview** page. 211 211 212 212 213 - There are five workingmodes + oneinterrupt modeon LT fordifferent typeapplication:260 +[[image:lt-22222-device-overview.png||height="625" width="1000"]] 214 214 215 -* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 216 216 263 +==== 3.2.2.3 Joining ==== 264 + 265 +Click on **Live data** in the left navigation. The Live data panel for your application will display. 266 + 267 +Power on your LT-22222-L. It will begin joining The Things Stack LoRaWAN network server. 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**). 268 + 269 + 270 +[[image:lt-22222-join-network.png||height="625" width="1000"]] 271 + 272 + 273 +By default, you will receive an uplink data message every 10 minutes. 274 + 275 +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. 276 + 277 +[[image:lt-22222-ul-payload-decoded.png]] 278 + 279 + 280 +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. 281 + 282 +[[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]] 283 + 284 + 285 +== 3.3 Work Modes and their Uplink Payload formats == 286 + 287 + 288 +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. 289 + 290 +* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO 291 + 217 217 * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 218 218 219 219 * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO ... ... @@ -224,12 +224,15 @@ 224 224 225 225 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 226 226 302 +The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes. 303 + 227 227 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 228 228 229 - 230 230 ((( 231 -Th e uplink payload includestotally 9 bytes. Uplink packetsuse FPORT=2 and every 10 minutessendoneuplink by default. (%style="display:none" %)307 +This is the default mode. 232 232 309 +The uplink payload is 11 bytes long. (% style="display:none" wfd-invisible="true" %) 310 + 233 233 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 234 234 |(% 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** 235 235 |Value|((( ... ... @@ -240,29 +240,29 @@ 240 240 ACI1 Current 241 241 )))|((( 242 242 ACI2 Current 243 -)))|DIDORO*|((( 321 +)))|**DIDORO***|((( 244 244 Reserve 245 245 )))|MOD 246 246 ))) 247 247 248 248 ((( 249 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below327 +(% 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. 250 250 251 251 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 252 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 253 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1 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 254 254 ))) 255 255 256 -* RO is for relay. ROx=1 close, ROx=0 alwaysopen.257 -* DI is for digital input. DIx=1: highorfloat, DIx=0:low.258 -* DO is for reverse digital output. DOx=1: output low, DOx=0:highorfloat.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. 259 259 260 -(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L** 338 +(% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L** 261 261 262 -For example if payload is: [[image:image-20220523175847-2.png]] 340 +For example, if the payload is: [[image:image-20220523175847-2.png]] 263 263 264 264 265 -**The value fortheinterfaceis: **343 +**The interface values can be calculated as follows: ** 266 266 267 267 AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 268 268 ... ... @@ -272,35 +272,32 @@ 272 272 273 273 ACI2 channel current is 0x1300/1000=4.864mA 274 274 275 -The last byte 0xAA= 10101010( B) means353 +The last byte 0xAA= **10101010**(b) means, 276 276 277 -* [1] RO1 relay channel is close and the RO1 LED is ON. 278 -* [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. 279 279 280 -**LT22222-L:** 281 - 282 -* [1] DI2 channel is high input and DI2 LED is ON; 283 -* [0] DI1 channel is low input; 284 - 285 -* [0] DO3 channel output state 286 -** DO3 is float in case no load between DO3 and V+.; 287 -** DO3 is high in case there is load between DO3 and V+. 288 -** DO3 LED is off in both case 289 -* [1] DO2 channel output is low and DO2 LED is ON. 290 -* [0] DO1 channel output state 291 -** DO1 is float in case no load between DO1 and V+.; 292 -** DO1 is high in case there is load between DO1 and V+. 293 -** DO1 LED is off in both case 294 - 295 295 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 296 296 297 297 298 298 ((( 299 -**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. 300 300 ))) 301 301 302 302 ((( 303 -T otal:11 bytespayload378 +The uplink payload is 11 bytes long. 304 304 305 305 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 306 306 |(% 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** ... ... @@ -310,26 +310,26 @@ 310 310 ))) 311 311 312 312 ((( 313 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DO3, DO2 and DO1.Totally1bytesas below388 +(% 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. 314 314 315 315 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 316 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 317 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 391 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 392 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 318 318 319 -RO is for relay. ROx=1 close, ROx=0 alwaysopen.394 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 320 320 ))) 321 321 322 -* FIRST: Indicate this is the first packet after join network. 323 -* DO is for reverse digital output. DOx=1: output low, DOx=0:highorfloat.397 +* FIRST: Indicates that this is the first packet after joining the network. 398 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 324 324 325 325 ((( 326 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L .**401 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L** 327 327 328 328 329 329 ))) 330 330 331 331 ((( 332 -**To usecountingmode,pleaserun:**407 +**To activate this mode, run the following AT commands:** 333 333 ))) 334 334 335 335 ((( ... ... @@ -350,17 +350,17 @@ 350 350 ((( 351 351 **For LT22222-L:** 352 352 353 -(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** lowlevel,valid signal is 100ms) **428 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (sets the DI1 port to trigger on a LOW level. The valid signal duration is 100ms) ** 354 354 355 -(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** highlevel,valid signal is 100ms430 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (sets the DI1 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 356 356 357 -(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** lowlevel,valid signal is 100ms) **432 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (sets the DI2 port to trigger on a LOW level. The valid signal duration is 100ms) ** 358 358 359 -(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** highlevel,valid signal is 100ms434 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (sets the DI2 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 360 360 361 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** Set COUNT1 value to 60)**436 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (sets the COUNT1 value to 60)** 362 362 363 -(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** Set COUNT2 value to 60)**438 +(% style="color:blue" %)**AT+SETCNT=2,60 **(%%)**(sets the COUNT2 value to 60)** 364 364 ))) 365 365 366 366 ... ... @@ -367,7 +367,7 @@ 367 367 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 368 368 369 369 370 -**LT22222-L**: This mode the DI1 is used as a counting pin.445 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 371 371 372 372 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 373 373 |(% 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** ... ... @@ -378,24 +378,24 @@ 378 378 )))|DIDORO*|Reserve|MOD 379 379 380 380 ((( 381 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below456 +(% 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. 382 382 383 383 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 384 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 385 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 459 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 460 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 386 386 ))) 387 387 388 -* RO is for relay. ROx=1 389 -* FIRST: Indicate this is the first packet after join network. 390 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 463 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 464 +* FIRST: Indicates that this is the first packet after joining the network. 465 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 391 391 392 392 ((( 393 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 468 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 394 394 ))) 395 395 396 396 397 397 ((( 398 -**To usecountingmode,pleaserun:**473 +**To activate this mode, run the following AT commands:** 399 399 ))) 400 400 401 401 ((( ... ... @@ -408,7 +408,9 @@ 408 408 ))) 409 409 410 410 ((( 411 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 486 +AT Commands for counting: 487 + 488 +The AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 412 412 ))) 413 413 414 414 ... ... @@ -416,11 +416,11 @@ 416 416 417 417 418 418 ((( 419 -**LT22222-L**: This mode the DI1 is used as a counting pin.496 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 420 420 ))) 421 421 422 422 ((( 423 -The AVI1 is also used for counting. AVI1 is usedtomonitor the voltage.Itwillcheck thevoltage**every 60s**,if voltage is higher or lower than VOLMAX mV, the AVI1Countingincrease 1,so AVI1 countingcanbe used to measure a machine working hour.500 +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. 424 424 425 425 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 426 426 |(% 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** ... ... @@ -430,25 +430,25 @@ 430 430 ))) 431 431 432 432 ((( 433 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below510 +(% 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. 434 434 435 435 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 436 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 437 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 513 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 514 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 438 438 ))) 439 439 440 -* RO is for relay. ROx=1 441 -* FIRST: Indicate this is the first packet after join network. 442 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 517 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 518 +* FIRST: Indicates that this is the first packet after joining the network. 519 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 443 443 444 444 ((( 445 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 522 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 446 446 447 447 448 448 ))) 449 449 450 450 ((( 451 -**To use this mode,pleaserun:**528 +**To activate this mode, run the following AT commands:** 452 452 ))) 453 453 454 454 ((( ... ... @@ -461,19 +461,19 @@ 461 461 ))) 462 462 463 463 ((( 464 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 541 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 465 465 ))) 466 466 467 467 ((( 468 -** Plusbelow command for AVI1 Counting:**545 +**In addition to that, below are the commands for AVI1 Counting:** 469 469 470 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** set AVI Count to 60)**547 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (Sets AVI Count to 60)** 471 471 472 472 (% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 473 473 474 474 (% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 475 475 476 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 553 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 477 477 ))) 478 478 479 479 ... ... @@ -480,7 +480,7 @@ 480 480 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 481 481 482 482 483 -**LT22222-L**: This mode the DI1 is used as a counting pin.560 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 484 484 485 485 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 486 486 |(% 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** ... ... @@ -495,25 +495,25 @@ 495 495 )))|MOD 496 496 497 497 ((( 498 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below575 +(% 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. 499 499 500 500 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 501 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 578 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 502 502 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 503 503 ))) 504 504 505 -* RO is for relay. ROx=1 506 -* FIRST: Indicate this is the first packet after join network. 582 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 583 +* FIRST: Indicates that this is the first packet after joining the network. 507 507 * ((( 508 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 585 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 509 509 ))) 510 510 511 511 ((( 512 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 589 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 513 513 ))) 514 514 515 515 ((( 516 -**To use this mode,pleaserun:**593 +**To activate this mode, run the following AT commands:** 517 517 ))) 518 518 519 519 ((( ... ... @@ -526,7 +526,7 @@ 526 526 ))) 527 527 528 528 ((( 529 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 606 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 530 530 ))) 531 531 532 532 ... ... @@ -533,49 +533,46 @@ 533 533 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 534 534 535 535 536 -(% style="color:#4f81bd" %)**This mode is anoptionalmode for trigger purpose. It can runtogether with other mode.**613 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.** 537 537 538 -For example, if u serhasconfiguredbelow commands:615 +For example, if you configured the following commands: 539 539 540 540 * **AT+MOD=1 ** **~-~->** The normal working mode 541 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 618 +* **AT+ADDMOD6=1** **~-~->** Enable trigger mode 542 542 543 -LT will keepmonitoringAV1/AV2/AC1/AC2 every 5 seconds;LT will send uplink packets in two cases:620 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases: 544 544 545 -1. Periodically uplink (Base on TDC time). Payload is same asthenormalMOD(MODabove command). This uplink usesLoRaWAN(% style="color:#4f81bd" %)**unconfirmed**(%%)data type546 -1. Trigger uplink when meetthe trigger condition. LT will senttwo packets in this case, the first uplink use payload specifyin thismod (mod=6), the second packetsuseforabovesettings). BothUplinks use LoRaWAN(% style="color:#4f81bd" %)**CONFIRMEDdata type.**622 +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. 623 +1. 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.** 547 547 548 548 (% style="color:#037691" %)**AT Command to set Trigger Condition**: 549 549 627 +(% style="color:#4f81bd" %)**Trigger based on voltage**: 550 550 551 -(% style="color:#4f81bd" %)**Trigger base on voltage**: 552 - 553 553 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> 554 554 555 555 556 556 **Example:** 557 557 558 -AT+AVLIM=3000,6000,0,2000 ( If AVI1 voltage lower than 3vor higher than 6v.v, LT will trigger Uplink)634 +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) 559 559 560 -AT+AVLIM=5000,0,0,0 ( If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)636 +AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use) 561 561 562 562 639 +(% style="color:#4f81bd" %)**Trigger based on current**: 563 563 564 -(% style="color:#4f81bd" %)**Trigger base on current**: 565 - 566 566 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> 567 567 568 568 569 569 **Example:** 570 570 571 -AT+ACLIM=10000,15000,0,0 ( If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)646 +AT+ACLIM=10000,15000,0,0 (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA) 572 572 573 573 649 +(% style="color:#4f81bd" %)**Trigger based on DI status**: 574 574 575 - (%style="color:#4f81bd"%)**Triggerbaseon DI status**:651 +DI status triggers Flag. 576 576 577 -DI status trigger Flag. 578 - 579 579 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 580 580 581 581 ... ... @@ -584,39 +584,38 @@ 584 584 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 585 585 586 586 587 -(% style="color:#037691" %)**Downlink Command toset Trigger Condition:**661 +(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:** 588 588 589 589 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 590 590 591 591 Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4 592 592 593 - AA: Code for this downlink Command: 667 + AA: Type Code for this downlink Command: 594 594 595 - xx: 0: Limit for AV1 and AV2; ,DI2 trigger enable/disable669 + xx: **0**: Limit for AV1 and AV2; **1**: limit for AC1 and AC2; **2**: DI1and DI2 trigger enable/disable. 596 596 597 - yy1 yy1: AC1 or AV1 lowlimit or DI1/DI2 trigger status.671 + yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status. 598 598 599 - yy2 yy2: AC1 or AV1 highlimit.673 + yy2 yy2: AC1 or AV1 HIGH limit. 600 600 601 - yy3 yy3: AC2 or AV2 lowlimit.675 + yy3 yy3: AC2 or AV2 LOW limit. 602 602 603 - Yy4 yy4: AC2 or AV2 highlimit.677 + Yy4 yy4: AC2 or AV2 HIGH limit. 604 604 605 605 606 -**Example1**: AA 00 13 88 00 00 00 00 00 00 680 +**Example 1**: AA 00 13 88 00 00 00 00 00 00 607 607 608 -Same as AT+AVLIM=5000,0,0,0 If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)682 +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) 609 609 610 610 611 -**Example2**: AA 02 01 00 685 +**Example 2**: AA 02 01 00 612 612 613 -Same as AT+ DTRI =1,0 687 +Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 614 614 615 615 616 - 617 617 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 618 618 619 -MOD6 Payload payload692 +MOD6 Payload: total of 11 bytes 620 620 621 621 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 622 622 |(% 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** ... ... @@ -630,10 +630,10 @@ 630 630 MOD(6) 631 631 ))) 632 632 633 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 706 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below 634 634 635 635 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 636 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 709 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 637 637 |((( 638 638 AV1_LOW 639 639 )))|((( ... ... @@ -652,17 +652,17 @@ 652 652 AC2_HIGH 653 653 ))) 654 654 655 -* Each bit sshows if the corresponding trigger has been configured.728 +* Each bit shows if the corresponding trigger has been configured. 656 656 657 657 **Example:** 658 658 659 -10100000: Means the system has configure to use the trigger: A C1_LOW and AV2_LOW732 +10100000: Means the system has configure to use the trigger: AV1_LOW and AV2_LOW 660 660 661 661 662 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 735 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below 663 663 664 664 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 665 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 738 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 666 666 |((( 667 667 AV1_LOW 668 668 )))|((( ... ... @@ -681,11 +681,11 @@ 681 681 AC2_HIGH 682 682 ))) 683 683 684 -* Each bit sshows which status has been trigger on this uplink.757 +* Each bit shows which status has been triggered on this uplink. 685 685 686 686 **Example:** 687 687 688 -10000000: Means this p acketis trigger by AC1_LOW.Means voltage too low.761 +10000000: Means this uplink is triggered by AV1_LOW. That means the voltage is too low. 689 689 690 690 691 691 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below ... ... @@ -694,7 +694,7 @@ 694 694 |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 695 695 |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG 696 696 697 -* Each bits shows which status has been trigger on this uplink. 770 +* Each bits shows which status has been triggered on this uplink. 698 698 699 699 **Example:** 700 700 ... ... @@ -721,11 +721,11 @@ 721 721 ))) 722 722 723 723 724 -== 3.4 Configure LT via AT or Downlink == 797 +== 3.4 Configure LT via AT Commands or Downlinks == 725 725 726 726 727 727 ((( 728 -User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands801 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlinks. 729 729 ))) 730 730 731 731 ((( ... ... @@ -740,9 +740,8 @@ 740 740 741 741 === 3.4.1 Common Commands === 742 742 743 - 744 744 ((( 745 -The yshould be available foreachofDraginoSensors, such as:change uplink interval,reset device. For firmware v1.5.4, usercan findwhat common commandsit supports:[[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]817 +These commands should be available for all Dragino sensors, 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]]. 746 746 ))) 747 747 748 748 ... ... @@ -750,34 +750,37 @@ 750 750 751 751 ==== 3.4.2.1 Set Transmit Interval ==== 752 752 825 +Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes. 753 753 754 - Setdeviceuplink interval.827 +* (% style="color:#037691" %)**AT command:** 755 755 756 - *(% style="color:#037691" %)**ATommand:**829 +(% style="color:blue" %)**AT+TDC=N** 757 757 758 - (%style="color:blue"%)**AT+TDC=N**831 +where N is the time in milliseconds. 759 759 833 +**Example: **AT+TDC=30000. This will set the uplink interval to 30 seconds 760 760 761 -**Example: **AT+TDC=30000. Means set interval to 30 seconds 762 762 836 +* (% style="color:#037691" %)**Downlink payload (prefix 0x01):** 763 763 764 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 765 - 766 766 (% style="color:blue" %)**0x01 aa bb cc **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)** 767 767 768 768 769 769 770 -==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 842 +==== 3.4.2.2 Set the Work Mode (AT+MOD) ==== 771 771 772 772 773 -Set work mode. 845 +Sets the work mode. 774 774 775 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N **847 +* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N ** 776 776 777 - **Example**:AT+MOD=2.Set work modeto Double DI counting mode849 +Where N is the work mode. 778 778 779 -* (%style="color:#037691"%)**DownlinkPayload(prefix 0x0A):**851 +**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode. 780 780 853 + 854 +* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):** 855 + 781 781 (% style="color:blue" %)**0x0A aa **(%%)** ** ~/~/ Same as AT+MOD=aa 782 782 783 783 ... ... @@ -785,10 +785,12 @@ 785 785 ==== 3.4.2.3 Poll an uplink ==== 786 786 787 787 788 - * (%style="color:#037691"%)**AT Command:**(%%) ThereisnoAT Commandto polluplink863 +Asks the device to send an uplink. 789 789 790 -* (% style="color:#037691" %)** DownlinkPayload(prefix0x08):**865 +* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink 791 791 867 +* (% style="color:#037691" %)**Downlink payload (prefix 0x08):** 868 + 792 792 (% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 793 793 794 794 **Example**: 0x08FF, ask device to send an Uplink ... ... @@ -795,16 +795,16 @@ 795 795 796 796 797 797 798 -==== 3.4.2.4 Enable Trigger Mode ==== 875 +==== 3.4.2.4 Enable/Disable Trigger Mode ==== 799 799 800 800 801 - Use oftrigger mode,pleasecheck[[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]878 +Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]). 802 802 803 803 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0** 804 804 805 -(% style="color:red" %)**1:** (%%)Enable TriggerMode882 +(% style="color:red" %)**1:** (%%)Enable the trigger mode 806 806 807 -(% style="color:red" %)**0: **(%%)Disable TriggerMode884 +(% style="color:red" %)**0: **(%%)Disable the trigger mode 808 808 809 809 810 810 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** ... ... @@ -816,7 +816,7 @@ 816 816 ==== 3.4.2.5 Poll trigger settings ==== 817 817 818 818 819 -Poll trigger settings 896 +Polls the trigger settings 820 820 821 821 * (% style="color:#037691" %)**AT Command:** 822 822 ... ... @@ -824,7 +824,7 @@ 824 824 825 825 * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 826 826 827 -(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll trigger settings ,device will uplink trigger settings once receive this command904 +(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command 828 828 829 829 830 830 ... ... @@ -831,11 +831,11 @@ 831 831 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 832 832 833 833 834 -Enable Disable DI1/DI2/DI2 as trigger, 911 +Enable or Disable DI1/DI2/DI2 as trigger, 835 835 836 836 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 837 837 838 -**Example:** AT+ DTRI =1,0 915 +**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 839 839 840 840 841 841 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** ... ... @@ -867,15 +867,15 @@ 867 867 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 868 868 869 869 870 -Set DI2 trigger. 947 +Sets DI2 trigger. 871 871 872 872 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b** 873 873 874 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 951 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1). 875 875 876 876 (% style="color:red" %)**b :** (%%)delay timing. 877 877 878 -**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 955 +**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms ) 879 879 880 880 881 881 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** ... ... @@ -913,7 +913,7 @@ 913 913 ==== 3.4.2.11 Trigger – Set minimum interval ==== 914 914 915 915 916 -Set AV and AC trigger minimum interval ,systemwon't response to the second trigger within this set time after the first trigger.993 +Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger. 917 917 918 918 * (% 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. 919 919 ... ... @@ -1061,7 +1061,7 @@ 1061 1061 ))) 1062 1062 1063 1063 ((( 1064 -00: Close , 01: Open , 11: No action 1141 +00: Closed , 01: Open , 11: No action 1065 1065 1066 1066 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1067 1067 |(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** ... ... @@ -1183,7 +1183,7 @@ 1183 1183 1184 1184 1185 1185 1186 -==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1263 +==== 3.4.2.19 Counting ~-~- Change counting mode to save time ==== 1187 1187 1188 1188 1189 1189 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1304,74 +1304,144 @@ 1304 1304 [[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"]] 1305 1305 1306 1306 1307 -== 3.5 Integrat ewithMydevice==1384 +== 3.5 Integrating with ThingsEye.io == 1308 1308 1386 +The Things Stack applications can be integrated with ThingsEye.io. Once integrated, ThingsEye.io works as an MQTT client for The Things Stack MQTT broker, allowing it to subscribe to upstream traffic and publish downlink traffic. 1309 1309 1310 - Mydevicesprovidesa humanendlyinterfacetoshow the sensordata,oncewehavedatainTTN, we can useMydevicestoconnectto TTNandsee the data in Mydevices. Beloware the steps:1388 +=== 3.5.1 Configuring MQTT Connection Information with The Things Stack Sandbox === 1311 1311 1312 -((( 1313 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1314 -))) 1390 +We use The Things Stack Sandbox for demonstating the configuration but other 1315 1315 1316 -((( 1317 -(% 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: 1392 +* In **The Things Stack Sandbox**, select your application under **Applications**. 1393 +* Select **MQTT** under **Integrations**. 1394 +* In the **Connection information **section, for **Username**, The Things Stack displays an auto-generated username. You can use it or provide a new one. 1395 +* For the **Password**, click the **Generate new API key** button to generate a password. You can see it by clicking on the **eye** button. The API key works as the password. 1318 1318 1319 - 1320 -))) 1397 +NOTE. The username and password (API key) you created here are required in the next section. 1321 1321 1322 -[[image: image-20220719105525-1.png||height="377" width="677"]]1399 +[[image:tts-mqtt-integration.png||height="625" width="1000"]] 1323 1323 1401 +=== 3.5.2 Configuring ThingsEye.io === 1324 1324 1403 +This section guides you on how to create an integration in ThingsEye to connect with The Things Stack MQTT server. 1325 1325 1326 -[[image:image-20220719110247-2.png||height="388" width="683"]] 1405 +* Login to your [[ThingsEye.io >>https://thingseye.io]]account. 1406 +* Under the **Integrations center**, click **Integrations**. 1407 +* Click the **Add integration** button (the button with the **+** symbol). 1327 1327 1409 +[[image:thingseye-io-step-1.png||height="625" width="1000"]] 1328 1328 1329 -(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. 1330 1330 1331 - (%style="color:blue"%)**Step 4**(%%):Search LT-22222-L(forbothLT-22222-L) and add DevEUI.(%style="display:none" %)1412 +On the **Add integration** window, configure the following: 1332 1332 1333 - Searchunder Thethingsnetwork1414 +**Basic settings:** 1334 1334 1335 -[[image:1653356838789-523.png||height="337" width="740"]] 1416 +* Select **The Things Stack Community** from the **Integration type** list. 1417 +* Enter a suitable name for your integration in the **Name **text** **box or keep the default name. 1418 +* Ensure the following options are turned on. 1419 +** Enable integration 1420 +** Debug mode 1421 +** Allow create devices or assets 1422 +* Click the **Next** button. you will be navigated to the **Uplink data converter** tab. 1336 1336 1424 +[[image:thingseye-io-step-2.png||height="625" width="1000"]] 1337 1337 1338 -After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1339 1339 1340 - [[image:image-20220524094909-1.png||height="335" width="729"]]1427 +**Uplink data converter:** 1341 1341 1429 +* Click the **Create new** button if it is not selected by default. 1430 +* Enter a suitable name for the uplink data converter in the **Name **text** **box or keep the default name. 1431 +* Click the **JavaScript** button. 1432 +* 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]]. 1433 +* Click the **Next** button. You will be navigated to the **Downlink data converter **tab. 1342 1342 1343 -[[image:i mage-20220524094909-2.png||height="337" width="729"]]1435 +[[image:thingseye-io-step-3.png||height="625" width="1000"]] 1344 1344 1345 1345 1346 - [[image:image-20220524094909-3.png||height="338"width="727"]]1438 +**Downlink data converter (this is an optional step):** 1347 1347 1440 +* Click the **Create new** button if it is not selected by default. 1441 +* Enter a suitable name for the downlink data converter in the **Name **text** **box or keep the default name 1442 +* Click the **JavaScript** button. 1443 +* Paste the downlink decoder function into the text area (first, delete the default code). The demo downlink decoder function can be found here. 1444 +* Click the **Next** button. You will be navigated to the **Connection** tab. 1348 1348 1349 -[[image:i mage-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)1446 +[[image:thingseye-io-step-4.png||height="625" width="1000"]] 1350 1350 1351 1351 1352 - [[image:image-20220524094909-5.png||height="341" width="734"]]1449 +**Connection:** 1353 1353 1451 +* Choose **Region** from the **Host type**. 1452 +* 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/...). 1453 +* 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 MQTT Connection information with The Things Stack Sandbox). 1454 +* Click the **Check connection** button to test the connection. If the connection is successful, you will see the message saying **Connected**. 1354 1354 1355 - == 3.6 InterfaceDetail ==1456 +[[image:message-1.png]] 1356 1356 1458 + 1459 +* Click the **Add** button. 1460 + 1461 +[[image:thingseye-io-step-5.png||height="625" width="1000"]] 1462 + 1463 + 1464 +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. 1465 + 1466 + 1467 +[[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]] 1468 + 1469 + 1470 +**Viewing integration details**: 1471 + 1472 +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. 1473 + 1474 +[[image:integration-details.png||height="686" width="1000"]] 1475 + 1476 + 1477 +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. 1478 + 1479 +Note: See also ThingsEye documentation. 1480 + 1481 + 1482 +**Viewing events:** 1483 + 1484 +This tab displays all the uplink messages from the LT-22222-L. 1485 + 1486 +* Click on the **Events **tab. 1487 +* Select **Debug **from the **Event type** dropdown. 1488 +* Select the** time frame** from the **time window**. 1489 + 1490 +[insert image] 1491 + 1492 +- To view the JSON payload of a message, click on the three dots (...) in the Message column of the desired message. 1493 + 1494 +[insert image] 1495 + 1496 + 1497 +**Deleting the integration**: 1498 + 1499 +If you want to delete this integration, click the **Delete integratio**n button. 1500 + 1501 + 1502 +== 3.6 Interface Details == 1503 + 1357 1357 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1358 1358 1359 1359 1360 -Support NPN Type sensor1507 +Support NPN-type sensor 1361 1361 1362 1362 [[image:1653356991268-289.png]] 1363 1363 1364 1364 1365 -=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1512 +=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) === 1366 1366 1367 1367 1368 1368 ((( 1369 -The DI port of LT-22222-L can support **NPN** or**PNP** or **DryContact** output sensor.1516 +The DI ports of the LT-22222-L can support **NPN**, **PNP**, or **dry contact** output sensors. 1370 1370 ))) 1371 1371 1372 1372 ((( 1373 1373 ((( 1374 - Internal circuitas below,the NEC2501is aphotocoupler,theActive current(from NEC2501 pin 1 to pin 2 is 1maandthemax currentis50mA).(% class="mark" %)Whenthere isactive currentpassNEC2501 pin1 to pin2.The DIwillbe activehighand DI LED statuswillchange.1521 +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. 1375 1375 1376 1376 1377 1377 ))) ... ... @@ -1381,7 +1381,7 @@ 1381 1381 1382 1382 ((( 1383 1383 ((( 1384 - When use need1531 +(% 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. 1385 1385 ))) 1386 1386 ))) 1387 1387 ... ... @@ -1390,22 +1390,22 @@ 1390 1390 ))) 1391 1391 1392 1392 ((( 1393 -(% style="color: blue" %)**Example1**(%%): Connect to aLow1540 +(% style="color:#0000ff" %)**Example 1**(%%): Connecting to a low-active sensor. 1394 1394 ))) 1395 1395 1396 1396 ((( 1397 -This type of sensor willoutput a low signalGNDwhen active.1544 +This type of sensor outputs a low (GND) signal when active. 1398 1398 ))) 1399 1399 1400 1400 * ((( 1401 -Connect sensor's output to DI1- 1548 +Connect the sensor's output to DI1- 1402 1402 ))) 1403 1403 * ((( 1404 -Connect sensor's VCC to DI1+. 1551 +Connect the sensor's VCC to DI1+. 1405 1405 ))) 1406 1406 1407 1407 ((( 1408 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1555 +When the sensor is active, the current between NEC2501 pin 1 and pin 2 will be: 1409 1409 ))) 1410 1410 1411 1411 ((( ... ... @@ -1413,7 +1413,7 @@ 1413 1413 ))) 1414 1414 1415 1415 ((( 1416 - 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.1563 +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. 1417 1417 ))) 1418 1418 1419 1419 ((( ... ... @@ -1421,22 +1421,22 @@ 1421 1421 ))) 1422 1422 1423 1423 ((( 1424 -(% style="color: blue" %)**Example2**(%%): Connect to aHigh1571 +(% style="color:#0000ff" %)**Example 2**(%%): Connecting to a high-active sensor. 1425 1425 ))) 1426 1426 1427 1427 ((( 1428 -This type of sensor willoutput a high signal (example24v) when active.1575 +This type of sensor outputs a high signal (e.g., 24V) when active. 1429 1429 ))) 1430 1430 1431 1431 * ((( 1432 -Connect sensor's output to DI1+ 1579 +Connect the sensor's output to DI1+ 1433 1433 ))) 1434 1434 * ((( 1435 -Connect sensor's GND DI1-. 1582 +Connect the sensor's GND DI1-. 1436 1436 ))) 1437 1437 1438 1438 ((( 1439 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1586 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1440 1440 ))) 1441 1441 1442 1442 ((( ... ... @@ -1444,7 +1444,7 @@ 1444 1444 ))) 1445 1445 1446 1446 ((( 1447 -If **DI1+ = 24 v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mASo the LT-22222-L willbe able todetect this high1594 +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. 1448 1448 ))) 1449 1449 1450 1450 ((( ... ... @@ -1452,22 +1452,22 @@ 1452 1452 ))) 1453 1453 1454 1454 ((( 1455 -(% style="color: blue" %)**Example3**(%%): Connect to a 220vhigh1602 +(% style="color:#0000ff" %)**Example 3**(%%): Connecting to a 220V high-active sensor. 1456 1456 ))) 1457 1457 1458 1458 ((( 1459 -Assume u serwant to monitor an active signal higher than 220v,to make surenotburnthe photocoupler1606 +Assume that you want to monitor an active signal higher than 220V without damaging the photocoupler 1460 1460 ))) 1461 1461 1462 1462 * ((( 1463 -Connect sensor's output to DI1+ with a serial50K resistor1610 +Connect the sensor's output to DI1+ with a 50K resistor in series. 1464 1464 ))) 1465 1465 * ((( 1466 -Connect sensor's GND DI1-. 1613 +Connect the sensor's GND DI1-. 1467 1467 ))) 1468 1468 1469 1469 ((( 1470 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1617 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1471 1471 ))) 1472 1472 1473 1473 ((( ... ... @@ -1475,37 +1475,37 @@ 1475 1475 ))) 1476 1476 1477 1477 ((( 1478 -If sensor output is 220 v, the.= 4.3mA ,Sothe LT-22222-L will be able to detect this highsafely.1625 +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. 1479 1479 ))) 1480 1480 1481 1481 1482 -(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor 1629 +(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor 1483 1483 1484 -From above DI portscircuit,we can see that activethe photocouplerwill needto haveavoltage difference between DI+ and DI- port.While the Dry Contact sensor is a passive componentwhichcan't provide this voltage difference.1631 +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. 1485 1485 1486 -To detect a Dry Contact, wecan providea power source to one pin of the Dry Contact. Below is a reference connection.1633 +To detect a Dry Contact, you can supply a power source to one pin of the Dry Contact. Below is a reference circuit diagram. 1487 1487 1488 1488 [[image:image-20230616235145-1.png]] 1489 1489 1490 -(% style="color:blue" %)**Example5**(%%): Connect to Open Colle actor1637 +(% style="color:blue" %)**Example5**(%%): Connecting to an Open Collector 1491 1491 1492 1492 [[image:image-20240219115718-1.png]] 1493 1493 1494 1494 1495 -=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1642 +=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 === 1496 1496 1497 1497 1498 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can applyto output pin is 36v.1645 +(% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V. 1499 1499 1500 -(% style="color:red" %)**Note: DO pins gotofloat when device is power off.**1647 +(% style="color:red" %)**Note: The DO pins will float when the device is powered off.** 1501 1501 1502 1502 [[image:1653357531600-905.png]] 1503 1503 1504 1504 1505 -=== 3.6.4 Analog Input Interface === 1652 +=== 3.6.4 Analog Input Interfaces === 1506 1506 1507 1507 1508 -The analog input interface is as below. The LT will measure the IN2 voltagesoto calculate the current pass theLoad. The formula is:1655 +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: 1509 1509 1510 1510 1511 1511 (% style="color:blue" %)**AC2 = (IN2 voltage )/12** ... ... @@ -1512,14 +1512,14 @@ 1512 1512 1513 1513 [[image:1653357592296-182.png]] 1514 1514 1515 -Example toconnect a 4~~20mA sensor1662 +Example: Connecting a 4~~20mA sensor 1516 1516 1517 -We take the wind speed sensor as an example for reference only.1664 +We will use the wind speed sensor as an example for reference only. 1518 1518 1519 1519 1520 1520 (% style="color:blue" %)**Specifications of the wind speed sensor:** 1521 1521 1522 -(% style="color:red" %)**Red: 12~~24 v**1669 +(% style="color:red" %)**Red: 12~~24V** 1523 1523 1524 1524 (% style="color:#ffc000" %)**Yellow: 4~~20mA** 1525 1525 ... ... @@ -1532,7 +1532,7 @@ 1532 1532 [[image:1653357648330-671.png||height="155" width="733"]] 1533 1533 1534 1534 1535 -Example connectedto a regulated power supply to measure voltage1682 +Example: Connecting to a regulated power supply to measure voltage 1536 1536 1537 1537 [[image:image-20230608101532-1.png||height="606" width="447"]] 1538 1538 ... ... @@ -1541,7 +1541,7 @@ 1541 1541 [[image:image-20230608101722-3.png||height="102" width="1139"]] 1542 1542 1543 1543 1544 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(% %) (%style="color:blue" %)**:**1691 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power supply**(% style="color:blue" %)**:** 1545 1545 1546 1546 (% style="color:red" %)**Red: 12~~24v** 1547 1547 ... ... @@ -1552,9 +1552,9 @@ 1552 1552 1553 1553 1554 1554 ((( 1555 -The LT serial controllerhas two relay interfaces;eachinterfaceusestwo pins of the screw terminal.User can connectotherdevice'sPowerLinetoin serialof RO1_1 and RO_2. Such asbelow:1702 +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: 1556 1556 1557 -**Note**: RO pins gotoOpen(NO) whendeviceis power off.1704 +**Note**: The ROx pins will be in the Open (NO) state when the LT-22222-L is powered off. 1558 1558 ))) 1559 1559 1560 1560 [[image:image-20220524100215-9.png]] ... ... @@ -1582,25 +1582,26 @@ 1582 1582 Transmit a LoRa packet: TX blinks once 1583 1583 ))) 1584 1584 ))) 1585 -|**RX**|RX blinks once when receiv ea packet.1586 -|**DO1**|For LT-22222-L: ON when DO1 is low, LOWwhen DO1 is high1587 -|**DO2**|For LT-22222-L: ON when DO2 is low, LOWwhen DO2 is high1732 +|**RX**|RX blinks once when receiving a packet. 1733 +|**DO1**|For LT-22222-L: ON when DO1 is low, OFF when DO1 is high 1734 +|**DO2**|For LT-22222-L: ON when DO2 is low, OFF when DO2 is high 1588 1588 |**DI1**|((( 1589 -For LT-22222-L: ON when DI1 is high, LOWwhen DI1 is low1736 +For LT-22222-L: ON when DI1 is high, OFF when DI1 is low 1590 1590 ))) 1591 1591 |**DI2**|((( 1592 -For LT-22222-L: ON when DI2 is high, LOWwhen DI2 is low1739 +For LT-22222-L: ON when DI2 is high, OFF when DI2 is low 1593 1593 ))) 1594 -|**RO1**|For LT-22222-L: ON when RO1 is closed, LOWwhen RO1 is open1595 -|**RO2**|For LT-22222-L: ON when RO2 is closed, LOWwhen RO2 is open1741 +|**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open 1742 +|**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open 1596 1596 1597 -= 4. Us eAT Command =1744 += 4. Using AT Commands = 1598 1598 1599 - ==4.1Access AT Command==1746 +The LT-22222-L supports programming using AT Commands. 1600 1600 1748 +== 4.1 Connecting the LT-22222-L to a PC == 1601 1601 1602 1602 ((( 1603 - LT supportsAT Command set. Usercan use a USBplusthe3.5mm Program Cable to connect toLTforusing AT command, as below.1751 +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. 1604 1604 ))) 1605 1605 1606 1606 [[image:1653358238933-385.png]] ... ... @@ -1607,7 +1607,7 @@ 1607 1607 1608 1608 1609 1609 ((( 1610 - In PC,Userneedsto set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]],SecureCRT) baud ratetoo accessserial consoleforLT.The AT commandsaredisable by default andneedto enterpassword (default:(% style="color:green" %)**123456**)(%%)oactiveit.As shown below:1758 +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: 1611 1611 ))) 1612 1612 1613 1613 [[image:1653358355238-883.png]] ... ... @@ -1614,194 +1614,63 @@ 1614 1614 1615 1615 1616 1616 ((( 1617 -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/]] 1618 -))) 1765 +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/]] 1619 1619 1620 -((( 1621 -AT+<CMD>? : Help on <CMD> 1767 +== 4.2 LT-22222-L related AT commands == 1622 1622 ))) 1623 1623 1624 1624 ((( 1625 -AT+<CMD> : Run <CMD> 1626 -))) 1771 +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. 1627 1627 1628 -((( 1629 -AT+<CMD>=<value> : Set the value 1773 +* AT+<CMD>? : Help on <CMD> 1774 +* AT+<CMD> : Run <CMD> 1775 +* AT+<CMD>=<value> : Set the value 1776 +* AT+<CMD>=? : Get the value 1777 +* ATZ: Trigger a reset of the MCU 1778 +* ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 1779 +* **##AT+DEUI##**: Get or set the Device EUI (DevEUI) 1780 +* **##AT+DADDR##**: Get or set the Device Address (DevAddr) 1781 +* **##AT+APPKEY##**: Get or set the Application Key (AppKey) 1782 +* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey) 1783 +* AT+APPSKEY: Get or set the Application Session Key (AppSKey) 1784 +* AT+APPEUI: Get or set the Application EUI (AppEUI) 1785 +* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON) 1786 +* AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification) 1787 +* AT+DR: Get or set the Data Rate. (0-7 corresponding to DR_X) 1788 +* AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1789 +* AT+PNM: Get or set the public network mode. (0: off, 1: on) 1790 +* AT+RX2FQ: Get or set the Rx2 window frequency 1791 +* AT+RX2DR: Get or set the Rx2 window data rate (0-7 corresponding to DR_X) 1792 +* AT+RX1DL: Get or set the delay between the end of the Tx and the Rx Window 1 in ms 1793 +* AT+RX2DL: Get or set the delay between the end of the Tx and the Rx Window 2 in ms 1794 +* AT+JN1DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1795 +* AT+JN2DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1796 +* AT+NJM: Get or set the Network Join Mode. (0: ABP, 1: OTAA) 1797 +* AT+NWKID: Get or set the Network ID 1798 +* AT+FCU: Get or set the Frame Counter Uplink (FCntUp) 1799 +* AT+FCD: Get or set the Frame Counter Downlink (FCntDown) 1800 +* AT+CLASS: Get or set the Device Class 1801 +* AT+JOIN: Join network 1802 +* AT+NJS: Get OTAA Join Status 1803 +* AT+SENDB: Send hexadecimal data along with the application port 1804 +* AT+SEND: Send text data along with the application port 1805 +* AT+RECVB: Print last received data in binary format (with hexadecimal values) 1806 +* AT+RECV: Print last received data in raw format 1807 +* AT+VER: Get current image version and Frequency Band 1808 +* AT+CFM: Get or Set the confirmation mode (0-1) 1809 +* AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1810 +* AT+SNR: Get the SNR of the last received packet 1811 +* AT+RSSI: Get the RSSI of the last received packet 1812 +* AT+TDC: Get or set the application data transmission interval in ms 1813 +* AT+PORT: Get or set the application port 1814 +* AT+DISAT: Disable AT commands 1815 +* AT+PWORD: Set password, max 9 digits 1816 +* AT+CHS: Get or set the Frequency (Unit: Hz) for Single Channel Mode 1817 +* AT+CHE: Get or set eight channels mode, Only for US915, AU915, CN470 1818 +* AT+CFG: Print all settings 1630 1630 ))) 1631 1631 1632 -((( 1633 -AT+<CMD>=? : Get the value 1634 -))) 1635 1635 1636 -((( 1637 -ATZ: Trig a reset of the MCU 1638 -))) 1639 - 1640 -((( 1641 -AT+FDR: Reset Parameters to Factory Default, Keys Reserve 1642 -))) 1643 - 1644 -((( 1645 -AT+DEUI: Get or Set the Device EUI 1646 -))) 1647 - 1648 -((( 1649 -AT+DADDR: Get or Set the Device Address 1650 -))) 1651 - 1652 -((( 1653 -AT+APPKEY: Get or Set the Application Key 1654 -))) 1655 - 1656 -((( 1657 -AT+NWKSKEY: Get or Set the Network Session Key 1658 -))) 1659 - 1660 -((( 1661 -AT+APPSKEY: Get or Set the Application Session Key 1662 -))) 1663 - 1664 -((( 1665 -AT+APPEUI: Get or Set the Application EUI 1666 -))) 1667 - 1668 -((( 1669 -AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on) 1670 -))) 1671 - 1672 -((( 1673 -AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec) 1674 -))) 1675 - 1676 -((( 1677 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1678 -))) 1679 - 1680 -((( 1681 -AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1682 -))) 1683 - 1684 -((( 1685 -AT+PNM: Get or Set the public network mode. (0: off, 1: on) 1686 -))) 1687 - 1688 -((( 1689 -AT+RX2FQ: Get or Set the Rx2 window frequency 1690 -))) 1691 - 1692 -((( 1693 -AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X) 1694 -))) 1695 - 1696 -((( 1697 -AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms 1698 -))) 1699 - 1700 -((( 1701 -AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms 1702 -))) 1703 - 1704 -((( 1705 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1706 -))) 1707 - 1708 -((( 1709 -AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1710 -))) 1711 - 1712 -((( 1713 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1714 -))) 1715 - 1716 -((( 1717 -AT+NWKID: Get or Set the Network ID 1718 -))) 1719 - 1720 -((( 1721 -AT+FCU: Get or Set the Frame Counter Uplink 1722 -))) 1723 - 1724 -((( 1725 -AT+FCD: Get or Set the Frame Counter Downlink 1726 -))) 1727 - 1728 -((( 1729 -AT+CLASS: Get or Set the Device Class 1730 -))) 1731 - 1732 -((( 1733 -AT+JOIN: Join network 1734 -))) 1735 - 1736 -((( 1737 -AT+NJS: Get OTAA Join Status 1738 -))) 1739 - 1740 -((( 1741 -AT+SENDB: Send hexadecimal data along with the application port 1742 -))) 1743 - 1744 -((( 1745 -AT+SEND: Send text data along with the application port 1746 -))) 1747 - 1748 -((( 1749 -AT+RECVB: Print last received data in binary format (with hexadecimal values) 1750 -))) 1751 - 1752 -((( 1753 -AT+RECV: Print last received data in raw format 1754 -))) 1755 - 1756 -((( 1757 -AT+VER: Get current image version and Frequency Band 1758 -))) 1759 - 1760 -((( 1761 -AT+CFM: Get or Set the confirmation mode (0-1) 1762 -))) 1763 - 1764 -((( 1765 -AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1766 -))) 1767 - 1768 -((( 1769 -AT+SNR: Get the SNR of the last received packet 1770 -))) 1771 - 1772 -((( 1773 -AT+RSSI: Get the RSSI of the last received packet 1774 -))) 1775 - 1776 -((( 1777 -AT+TDC: Get or set the application data transmission interval in ms 1778 -))) 1779 - 1780 -((( 1781 -AT+PORT: Get or set the application port 1782 -))) 1783 - 1784 -((( 1785 -AT+DISAT: Disable AT commands 1786 -))) 1787 - 1788 -((( 1789 -AT+PWORD: Set password, max 9 digits 1790 -))) 1791 - 1792 -((( 1793 -AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode 1794 -))) 1795 - 1796 -((( 1797 -AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470 1798 -))) 1799 - 1800 -((( 1801 -AT+CFG: Print all settings 1802 -))) 1803 - 1804 - 1805 1805 == 4.2 Common AT Command Sequence == 1806 1806 1807 1807 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1810,41 +1810,41 @@ 1810 1810 1811 1811 1812 1812 ((( 1813 -(% style="color:blue" %)**If device has not joined network yet:** 1830 +(% style="color:blue" %)**If the device has not joined the network yet:** 1814 1814 ))) 1815 1815 ))) 1816 1816 1817 1817 ((( 1818 -(% style="background-color:#dcdcdc" %)**123456** 1835 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1819 1819 ))) 1820 1820 1821 1821 ((( 1822 -(% style="background-color:#dcdcdc" %)**AT+FDR** 1839 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**## 1823 1823 ))) 1824 1824 1825 1825 ((( 1826 -(% style="background-color:#dcdcdc" %)**123456** 1843 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1827 1827 ))) 1828 1828 1829 1829 ((( 1830 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1847 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**## 1831 1831 ))) 1832 1832 1833 1833 ((( 1834 -(% style="background-color:#dcdcdc" %)**ATZ** 1851 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**## 1835 1835 ))) 1836 1836 1837 1837 1838 1838 ((( 1839 -(% style="color:blue" %)**If device already joined network:** 1856 +(% style="color:blue" %)**If the device has already joined the network:** 1840 1840 ))) 1841 1841 1842 1842 ((( 1843 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1860 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0**## 1844 1844 ))) 1845 1845 1846 1846 ((( 1847 -(% style="background-color:#dcdcdc" %)**ATZ** 1864 +(% style="background-color:#dcdcdc" %)##**ATZ**## 1848 1848 ))) 1849 1849 1850 1850 ... ... @@ -1942,37 +1942,50 @@ 1942 1942 1943 1943 = 5. Case Study = 1944 1944 1945 -== 5.1 Counting how many objects pass inFlow Line ==1962 +== 5.1 Counting how many objects pass through the flow Line == 1946 1946 1947 1947 1948 -Reference Link: [[How to set up to count objects pass 1965 +Reference Link: [[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]]? 1949 1949 1950 1950 1951 1951 = 6. FAQ = 1952 1952 1953 - ==6.1 Howtoupgrade theimage?==1970 +This section contains some frequently asked questions, which can help you resolve common issues and find solutions quickly. 1954 1954 1972 +== 6.1 How to update the firmware? == 1955 1955 1956 - The LT LoRaWAN Controller isshippedwith a 3.5mm cable,the cable isused to uploadimageto LTto:1974 +Dragino frequently releases firmware updates for the LT-22222-L. 1957 1957 1976 +Updating your LT-22222-L with the latest firmware version helps to: 1977 + 1958 1958 * Support new features 1959 -* F orbugfix1960 -* Change LoRaWAN bands .1979 +* Fix bugs 1980 +* Change LoRaWAN frequency bands 1961 1961 1962 - Belowshowsthe hardwareconnection forhow to uploadanimage to the LT:1982 +You will need the following things before proceeding: 1963 1963 1984 +* 3.5mm programming cable (included with the LT-22222-L as an additional accessory) 1985 +* USB to TTL adapter 1986 +* 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) 1987 +* 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. 1988 + 1989 +{{info}} 1990 +As of this writing, the latest firmware version available for the LT-22222-L is v1.6.1. 1991 +{{/info}} 1992 + 1993 +Below is the hardware setup for uploading a firmware image to the LT-22222-L: 1994 + 1995 + 1964 1964 [[image:1653359603330-121.png]] 1965 1965 1966 1966 1967 -((( 1968 -(% 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]]. 1969 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]]. 1970 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1971 - 1999 +Start the STM32 Flash Loader and choose the correct COM port to update. 1972 1972 1973 1973 ((( 2002 +((( 1974 1974 (% style="color:blue" %)**For LT-22222-L**(%%): 1975 -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. 2004 + 2005 +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. 1976 1976 ))) 1977 1977 1978 1978 ... ... @@ -1987,7 +1987,7 @@ 1987 1987 [[image:image-20220524104033-15.png]] 1988 1988 1989 1989 1990 -(% style="color:red" %)**Not ice**(%%): Incaseuserhaslost the program cable.Usercanhandmade one from a 3.5mm cable. The pin mapping is:2020 +(% 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: 1991 1991 1992 1992 [[image:1653360054704-518.png||height="186" width="745"]] 1993 1993 ... ... @@ -1994,7 +1994,7 @@ 1994 1994 1995 1995 ((( 1996 1996 ((( 1997 -== 6.2 How to change the LoRa FrequencyBands/Region? ==2027 +== 6.2 How to change the LoRaWAN frequency band/region? == 1998 1998 1999 1999 2000 2000 ))) ... ... @@ -2001,13 +2001,13 @@ 2001 2001 ))) 2002 2002 2003 2003 ((( 2004 - Usercan follow the introductionfor[[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloadtheimages,choose the required image filefor download.2034 +You can follow the introductions on [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file. 2005 2005 ))) 2006 2006 2007 2007 ((( 2008 2008 2009 2009 2010 -== 6.3 How to set 2040 +== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? == 2011 2011 2012 2012 2013 2013 ))) ... ... @@ -2014,13 +2014,13 @@ 2014 2014 2015 2015 ((( 2016 2016 ((( 2017 -In this case, u sersneed to set LT-33222-L to work in ABP mode&transmitin only one frequency.2047 +In this case, you need to set the LT-33222-L to work in ABP mode and transmit on only one frequency. 2018 2018 ))) 2019 2019 ))) 2020 2020 2021 2021 ((( 2022 2022 ((( 2023 -Assume wehave a LG02 workingin the frequency 868400000now , belowisthe step.2053 +Assume you have an LG02 working on the frequency 868400000. Below are the steps. 2024 2024 2025 2025 2026 2026 ))) ... ... @@ -2027,7 +2027,7 @@ 2027 2027 ))) 2028 2028 2029 2029 ((( 2030 -(% 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.2060 +(% 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. 2031 2031 2032 2032 2033 2033 ))) ... ... @@ -2084,61 +2084,55 @@ 2084 2084 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/]] 2085 2085 2086 2086 2087 -== 6.5 Can I see counting event in Serial? ==2117 +== 6.5 Can I see the counting event in the serial output? == 2088 2088 2089 2089 2090 2090 ((( 2091 - Usercan run AT+DEBUGcommandseethe counting event in serial. If firmware too old and doesn't support.User canupdate to latest firmware first.2121 +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. 2092 2092 2093 2093 2094 -== 6.6 Can iuse pointforLT-22222-L? ==2124 +== 6.6 Can I use point-to-point communication with LT-22222-L? == 2095 2095 2096 2096 2097 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] ,this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]]. 2098 - 2099 - 2127 +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]]. 2100 2100 ))) 2101 2101 2102 2102 ((( 2103 -== 6.7 Why does the relay output become thedefault andopen relay after thelt22222 is powered off? ==2131 +== 6.7 Why does the relay output default to an open relay after the LT-22222-L is powered off? == 2104 2104 2105 2105 2106 -If the device is not shut down, but directly powered off. 2134 +* If the device is not properly shut down and is directly powered off. 2135 +* It will default to a power-off state. 2136 +* In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory. 2137 +* After a restart, the status before the power failure will be read from flash. 2107 2107 2108 - Itwilldefaultthatthisis apower-offstate.2139 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2109 2109 2110 -In modes 2 to 5, DO RO status and pulse count are saved in flash. 2111 2111 2112 - After restart,thestatusbeforepowerfailure willbe readfromflash.2142 +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: 2113 2113 2114 2114 2115 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? == 2116 - 2117 - 2118 -LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below: 2119 - 2120 - 2121 2121 [[image:image-20221006170630-1.png||height="610" width="945"]] 2122 2122 2123 2123 2124 -== 6.9 Can LT22222-L save RO state? == 2148 +== 6.9 Can the LT-22222-L save the RO state? == 2125 2125 2126 2126 2127 - Firmware versionneedsobenolessthan1.6.0.2151 +The firmware version must be at least 1.6.0. 2128 2128 2129 2129 2130 -== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? == 2154 +== 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? == 2131 2131 2132 2132 2133 -It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose. 2157 +It is likely that the GND is not connected during the measurement, or that the wire connected to the GND is loose. 2134 2134 2135 2135 2136 -= 7. Trouble Shooting =2160 += 7. Troubleshooting = 2137 2137 ))) 2138 2138 2139 2139 ((( 2140 2140 ((( 2141 -== 7.1 Downlink doesn't work,howtosolveit? ==2165 +== 7.1 Downlink isn't working. How can I solve this? == 2142 2142 2143 2143 2144 2144 ))) ... ... @@ -2145,42 +2145,42 @@ 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"]]2172 +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 Hav etroubletoupload image.==2178 +== 7.2 Having trouble uploading an image? == 2155 2155 2156 2156 2157 2157 ))) 2158 2158 2159 2159 ((( 2160 - See this link for trouble2184 +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 Ican't join TTN in US915 /AU915 bands? ==2190 +== 7.3 Why can't I join TTN in the US915 /AU915 bands? == 2167 2167 2168 2168 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"]]2196 +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 -== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? == 2200 +== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? == 2177 2177 2178 2178 2179 -The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.2180 -Use this command to bringtheir countsback together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]2203 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue. 2204 +Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]] 2181 2181 2182 2182 2183 -= 8. Order Info =2207 += 8. Ordering information = 2184 2184 2185 2185 2186 2186 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** ... ... @@ -2187,43 +2187,42 @@ 2187 2187 2188 2188 (% style="color:#4f81bd" %)**XXX:** 2189 2189 2190 -* (% style="color:red" %)**EU433**(%%): 2191 -* (% style="color:red" %)**EU868**(%%): 2192 -* (% style="color:red" %)**KR920**(%%): 2193 -* (% style="color:red" %)**CN470**(%%): 2194 -* (% style="color:red" %)**AS923**(%%): 2195 -* (% style="color:red" %)**AU915**(%%): 2196 -* (% style="color:red" %)**US915**(%%): 2197 -* (% style="color:red" %)**IN865**(%%): 2198 -* (% style="color:red" %)**CN779**(%%): 2214 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2215 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2216 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2217 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2218 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2219 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2220 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2221 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2222 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2199 2199 2200 -= 9. Packing Info =2224 += 9. Packing information = 2201 2201 2202 2202 2203 -**Package Includes**:2227 +**Package includes**: 2204 2204 2205 2205 * LT-22222-L I/O Controller x 1 2206 2206 * Stick Antenna for LoRa RF part x 1 2207 2207 * Bracket for controller x1 2208 -* Program cable x 1 2232 +* 3.5mm Programming cable x 1 2209 2209 2210 2210 **Dimension and weight**: 2211 2211 2212 2212 * Device Size: 13.5 x 7 x 3 cm 2213 -* Device Weight: 105g 2237 +* Device Weight: 105 g 2214 2214 * Package Size / pcs : 14.5 x 8 x 5 cm 2215 -* Weight / pcs : 170g 2239 +* Weight / pcs : 170 g 2216 2216 2217 2217 = 10. Support = 2218 2218 2219 2219 2220 2220 * ((( 2221 -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.2245 +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. 2222 2222 ))) 2223 2223 * ((( 2224 -Provide as much information as possible regarding your enquiry (product models, accuratelydescribeyourproblemandsteps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]]2248 +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]] 2225 2225 2226 - 2227 2227 2228 2228 ))) 2229 2229
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