Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
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... ... @@ -162,6 +162,9 @@ 162 162 163 163 ))) 164 164 165 + 166 + 167 + 165 165 == 1.3 Features == 166 166 167 167 * LoRaWAN Class A & Class C protocol ... ... @@ -172,6 +172,9 @@ 172 172 * Firmware upgradable via program port 173 173 * Counting 174 174 178 + 179 + 180 + 175 175 == 1.4 Applications == 176 176 177 177 * Smart Buildings & Home Automation ... ... @@ -181,6 +181,9 @@ 181 181 * Smart Cities 182 182 * Smart Factory 183 183 190 + 191 + 192 + 184 184 == 1.5 Hardware Variants == 185 185 186 186 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -194,6 +194,8 @@ 194 194 * 1 x Counting Port 195 195 ))) 196 196 206 + 207 + 197 197 = 2. Power ON Device = 198 198 199 199 The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller. ... ... @@ -216,12 +216,9 @@ 216 216 217 217 ((( 218 218 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. 219 - 220 - 221 221 ))) 222 222 223 223 224 - 225 225 == 3.2 Example to join LoRaWAN network == 226 226 227 227 ((( ... ... @@ -230,12 +230,13 @@ 230 230 231 231 [[image:image-20220523172350-1.png||height="266" width="864"]] 232 232 241 + 233 233 ((( 234 234 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: 235 235 ))) 236 236 237 237 ((( 238 -**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller. 247 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 239 239 ))) 240 240 241 241 ((( ... ... @@ -244,6 +244,7 @@ 244 244 245 245 [[image:1653297924498-393.png]] 246 246 256 + 247 247 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 248 248 249 249 Add APP EUI in the application. ... ... @@ -257,7 +257,7 @@ 257 257 258 258 259 259 ((( 260 -**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. 270 +(% 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. 261 261 ))) 262 262 263 263 [[image:1653298044601-602.png||height="405" width="709"]] ... ... @@ -275,6 +275,8 @@ 275 275 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 276 276 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 277 277 288 + 289 + 278 278 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 279 279 280 280 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -282,6 +282,8 @@ 282 282 [[image:image-20220523174024-3.png]] 283 283 284 284 ((( 297 + 298 + 285 285 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 286 286 ))) 287 287 ... ... @@ -295,6 +295,7 @@ 295 295 296 296 For example if payload is: [[image:image-20220523175847-2.png]] 297 297 312 + 298 298 **The value for the interface is: ** 299 299 300 300 AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V ... ... @@ -310,6 +310,7 @@ 310 310 * [1] RO1 relay channel is close and the RO1 LED is ON. 311 311 * [0] RO2 relay channel is open and RO2 LED is OFF; 312 312 328 + 313 313 **LT22222-L:** 314 314 315 315 * [1] DI2 channel is high input and DI2 LED is ON; ... ... @@ -325,8 +325,11 @@ 325 325 ** DO1 is high in case there is load between DO1 and V+. 326 326 ** DO1 LED is off in both case 327 327 344 + 345 + 328 328 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 329 329 348 + 330 330 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 331 331 332 332 ((( ... ... @@ -335,6 +335,7 @@ 335 335 336 336 [[image:image-20220523180452-3.png]] 337 337 357 + 338 338 ((( 339 339 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 340 340 ))) ... ... @@ -350,6 +350,8 @@ 350 350 ))) 351 351 352 352 ((( 373 + 374 + 353 353 **To use counting mode, please run:** 354 354 ))) 355 355 ... ... @@ -368,6 +368,8 @@ 368 368 ))) 369 369 370 370 ((( 393 + 394 + 371 371 (% style="color:#4f81bd" %)**AT Commands for counting:** 372 372 ))) 373 373 ... ... @@ -464,7 +464,6 @@ 464 464 ))) 465 465 466 466 467 - 468 468 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 469 469 470 470 ... ... @@ -612,7 +612,6 @@ 612 612 * **AT+MOD=1 ** **~-~->** The normal working mode 613 613 * **AT+ADDMOD6=1** **~-~->** Enable trigger 614 614 615 - 616 616 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 617 617 618 618 1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type ... ... @@ -632,6 +632,7 @@ 632 632 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 633 633 634 634 657 + 635 635 (% style="color:#4f81bd" %)**Trigger base on current**: 636 636 637 637 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -641,6 +641,7 @@ 641 641 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 642 642 643 643 667 + 644 644 (% style="color:#4f81bd" %)**Trigger base on DI status**: 645 645 646 646 DI status trigger Flag. ... ... @@ -647,12 +647,13 @@ 647 647 648 648 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 649 649 674 + 650 650 **Example:** 651 651 652 652 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 653 653 654 654 655 -**Downlink Command to set Trigger Condition** 680 +**Downlink Command to set Trigger Condition:** 656 656 657 657 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 658 658 ... ... @@ -681,6 +681,7 @@ 681 681 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 682 682 683 683 709 + 684 684 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 685 685 686 686 MOD6 Payload : total 11 bytes payload ... ... @@ -739,6 +739,8 @@ 739 739 === 3.3.7 Payload Decoder === 740 740 741 741 ((( 768 + 769 + 742 742 **Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]] 743 743 744 744 ... ... @@ -759,7 +759,6 @@ 759 759 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 760 760 761 761 762 - 763 763 === 3.4.1 Common Commands === 764 764 765 765 They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]