Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Mengting Qiu on 2025/06/04 18:42
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... ... @@ -1,7 +1,6 @@ 1 1 (% style="text-align:center" %) 2 2 [[image:image-20220523163353-1.jpeg||height="604" width="500"]] 3 3 4 -**LT-22222-L LoRa IO Controller User Manual ** 5 5 6 6 7 7 **Table of Contents:** ... ... @@ -19,6 +19,8 @@ 19 19 == 1.1 What is LT Series I/O Controller == 20 20 21 21 ((( 21 + 22 + 22 22 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. 23 23 ))) 24 24 ... ... @@ -40,6 +40,8 @@ 40 40 41 41 ((( 42 42 2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless. 44 + 45 + 43 43 ))) 44 44 45 45 ((( ... ... @@ -48,6 +48,7 @@ 48 48 49 49 ))) 50 50 54 + 51 51 == 1.2 Specifications == 52 52 53 53 ((( ... ... @@ -76,6 +76,8 @@ 76 76 ))) 77 77 78 78 ((( 83 + 84 + 79 79 **Interface for Model: LT22222-L:** 80 80 ))) 81 81 ... ... @@ -99,6 +99,8 @@ 99 99 ))) 100 100 101 101 ((( 108 + 109 + 102 102 **LoRa Spec:** 103 103 ))) 104 104 ... ... @@ -159,11 +159,14 @@ 159 159 * ((( 160 160 Packet engine up to 256 bytes with CRC. 161 161 170 + 171 + 162 162 163 163 ))) 164 164 165 165 == 1.3 Features == 166 166 177 + 167 167 * LoRaWAN Class A & Class C protocol 168 168 * Optional Customized LoRa Protocol 169 169 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865 ... ... @@ -172,8 +172,12 @@ 172 172 * Firmware upgradable via program port 173 173 * Counting 174 174 186 + 187 + 188 + 175 175 == 1.4 Applications == 176 176 191 + 177 177 * Smart Buildings & Home Automation 178 178 * Logistics and Supply Chain Management 179 179 * Smart Metering ... ... @@ -181,8 +181,12 @@ 181 181 * Smart Cities 182 182 * Smart Factory 183 183 199 + 200 + 201 + 184 184 == 1.5 Hardware Variants == 185 185 204 + 186 186 (% border="1" style="background-color:#f7faff; width:500px" %) 187 187 |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description** 188 188 |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)((( ... ... @@ -194,8 +194,11 @@ 194 194 * 1 x Counting Port 195 195 ))) 196 196 216 + 217 + 197 197 = 2. Power ON Device = 198 198 220 + 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. 200 200 201 201 ((( ... ... @@ -210,14 +210,13 @@ 210 210 211 211 == 3.1 How it works? == 212 212 235 + 213 213 ((( 214 -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 **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **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.237 +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. 215 215 ))) 216 216 217 217 ((( 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 - 241 +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. 221 221 ))) 222 222 223 223 ... ... @@ -224,18 +224,24 @@ 224 224 225 225 == 3.2 Example to join LoRaWAN network == 226 226 248 + 227 227 ((( 228 228 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. 251 + 252 + 229 229 ))) 230 230 231 231 [[image:image-20220523172350-1.png||height="266" width="864"]] 232 232 257 + 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: 260 + 261 + 235 235 ))) 236 236 237 237 ((( 238 -**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller. 265 +(% 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]] 246 246 274 + 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. ... ... @@ -256,8 +256,9 @@ 256 256 [[image:1653298023685-319.png]] 257 257 258 258 287 + 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. 289 +(% 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"]] ... ... @@ -266,22 +266,29 @@ 266 266 267 267 == 3.3 Uplink Payload == 268 268 298 + 269 269 There are five working modes + one interrupt mode on LT for different type application: 270 270 271 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO 272 -* **MOD2**: Double DI Counting + DO + RO 273 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO 274 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO 275 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 276 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 301 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 302 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 303 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO 304 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO 305 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 306 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 277 277 308 + 309 + 310 + 278 278 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 279 279 313 + 280 280 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. 281 281 282 282 [[image:image-20220523174024-3.png]] 283 283 284 284 ((( 319 + 320 + 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]] 297 297 334 + 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; 312 312 350 + 313 313 **LT22222-L:** 314 314 315 315 * [1] DI2 channel is high input and DI2 LED is ON; ... ... @@ -325,8 +325,12 @@ 325 325 ** DO1 is high in case there is load between DO1 and V+. 326 326 ** DO1 LED is off in both case 327 327 366 + 367 + 368 + 328 328 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 329 329 371 + 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]] 337 337 380 + 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 ((( 396 + 397 + 353 353 **To use counting mode, please run:** 354 354 ))) 355 355 ... ... @@ -357,75 +357,46 @@ 357 357 ((( 358 358 ((( 359 359 **AT+MOD=2** 360 -))) 361 -))) 362 362 363 -(% class="box infomessage" %) 364 -((( 365 -((( 366 366 **ATZ** 367 367 ))) 368 368 ))) 369 369 370 370 ((( 411 + 412 + 371 371 (% style="color:#4f81bd" %)**AT Commands for counting:** 372 372 ))) 373 373 374 374 ((( 375 375 **For LT22222-L:** 376 -))) 377 377 378 -(% class="box infomessage" %) 379 -((( 380 -((( 381 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) ** 382 -))) 383 -))) 384 384 385 -(% class="box infomessage" %) 386 -((( 387 -((( 388 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) ** 389 -))) 390 -))) 420 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (set DI1 port to trigger on low level, valid signal is 100ms) ** 391 391 392 -(% class="box infomessage" %) 393 -((( 394 -((( 395 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) ** 396 -))) 397 -))) 422 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (set DI1 port to trigger on high level, valid signal is 100ms ) ** 398 398 399 -(% class="box infomessage" %) 400 -((( 401 -((( 402 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) ** 403 -))) 404 -))) 424 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (set DI2 port to trigger on low level, valid signal is 100ms) ** 405 405 406 -(% class="box infomessage" %) 407 -((( 408 -((( 409 -**AT+SETCNT=1,60 (Set COUNT1 value to 60)** 410 -))) 411 -))) 426 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (set DI2 port to trigger on high level, valid signal is 100ms ) ** 412 412 413 -(% class="box infomessage" %) 414 -((( 415 -((( 416 -**AT+SETCNT=2,60 (Set COUNT2 value to 60)** 428 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (Set COUNT1 value to 60)** 429 + 430 +(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** (Set COUNT2 value to 60)** 417 417 ))) 418 -))) 419 419 420 420 421 421 422 422 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 423 423 437 + 424 424 **LT22222-L**: This mode the DI1 is used as a counting pin. 425 425 426 426 [[image:image-20220523181246-5.png]] 427 427 428 428 ((( 443 + 444 + 429 429 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 430 430 ))) 431 431 ... ... @@ -439,6 +439,7 @@ 439 439 (% style="color:red" %)Note: DO3 is not valid for LT-22222-L. 440 440 ))) 441 441 458 + 442 442 ((( 443 443 **To use counting mode, please run:** 444 444 ))) ... ... @@ -447,12 +447,7 @@ 447 447 ((( 448 448 ((( 449 449 **AT+MOD=3** 450 -))) 451 -))) 452 452 453 -(% class="box infomessage" %) 454 -((( 455 -((( 456 456 **ATZ** 457 457 ))) 458 458 ))) ... ... @@ -459,8 +459,6 @@ 459 459 460 460 ((( 461 461 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 462 - 463 - 464 464 ))) 465 465 466 466 ... ... @@ -467,6 +467,7 @@ 467 467 468 468 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 469 469 480 + 470 470 **LT22222-L**: This mode the DI1 is used as a counting pin. 471 471 472 472 The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour. ... ... @@ -473,6 +473,7 @@ 473 473 474 474 [[image:image-20220523181903-8.png]] 475 475 487 + 476 476 ((( 477 477 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 478 478 ))) ... ... @@ -488,6 +488,8 @@ 488 488 ))) 489 489 490 490 ((( 503 + 504 + 491 491 **To use this mode, please run:** 492 492 ))) 493 493 ... ... @@ -495,65 +495,44 @@ 495 495 ((( 496 496 ((( 497 497 **AT+MOD=4** 498 -))) 499 -))) 500 500 501 -(% class="box infomessage" %) 502 -((( 503 -((( 504 504 **ATZ** 505 505 ))) 506 506 ))) 507 507 508 -((( 509 - 510 -))) 511 511 518 + 512 512 ((( 513 513 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 514 514 ))) 515 515 516 516 ((( 524 + 525 + 517 517 **Plus below command for AVI1 Counting:** 518 -))) 519 519 520 -(% class="box infomessage" %) 521 -((( 522 -((( 523 -**AT+SETCNT=3,60 (set AVI Count to 60)** 524 -))) 525 -))) 526 526 527 -(% class="box infomessage" %) 528 -((( 529 -((( 530 -**AT+VOLMAX=20000 (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 531 -))) 532 -))) 529 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 533 533 534 -(% class="box infomessage" %) 535 -((( 536 -((( 537 -**AT+VOLMAX=20000,0 (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 538 -))) 539 -))) 531 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 540 540 541 -(% class="box infomessage" %) 542 -((( 543 -((( 544 -**AT+VOLMAX=20000,1 (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 533 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 534 + 535 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 545 545 ))) 546 -))) 547 547 548 548 549 549 550 550 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 551 551 542 + 552 552 **LT22222-L**: This mode the DI1 is used as a counting pin. 553 553 554 554 [[image:image-20220523182334-9.png]] 555 555 556 556 ((( 548 + 549 + 557 557 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 558 558 ))) 559 559 ... ... @@ -568,6 +568,8 @@ 568 568 ))) 569 569 570 570 ((( 564 + 565 + 571 571 **To use this mode, please run:** 572 572 ))) 573 573 ... ... @@ -575,12 +575,7 @@ 575 575 ((( 576 576 ((( 577 577 **AT+MOD=5** 578 -))) 579 -))) 580 580 581 -(% class="box infomessage" %) 582 -((( 583 -((( 584 584 **ATZ** 585 585 ))) 586 586 ))) ... ... @@ -587,8 +587,6 @@ 587 587 588 588 ((( 589 589 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 590 - 591 - 592 592 ))) 593 593 594 594 ... ... @@ -595,12 +595,13 @@ 595 595 596 596 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 597 597 586 + 598 598 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 599 599 600 600 For example, if user has configured below commands: 601 601 602 -* **AT+MOD=1 ** **~-~->** The normal working mode 603 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 591 +* **AT+MOD=1 ** **~-~->** The normal working mode 592 +* **AT+ADDMOD6=1** **~-~->** Enable trigger 604 604 605 605 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 606 606 ... ... @@ -607,8 +607,9 @@ 607 607 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 608 608 1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.** 609 609 610 -**AT Command to set Trigger Condition**: 599 +(% style="color:#037691" %)**AT Command to set Trigger Condition**: 611 611 601 + 612 612 (% style="color:#4f81bd" %)**Trigger base on voltage**: 613 613 614 614 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> ... ... @@ -620,6 +620,7 @@ 620 620 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 621 621 622 622 613 + 623 623 (% style="color:#4f81bd" %)**Trigger base on current**: 624 624 625 625 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -629,6 +629,7 @@ 629 629 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 630 630 631 631 623 + 632 632 (% style="color:#4f81bd" %)**Trigger base on DI status**: 633 633 634 634 DI status trigger Flag. ... ... @@ -635,12 +635,13 @@ 635 635 636 636 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 637 637 630 + 638 638 **Example:** 639 639 640 640 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 641 641 642 642 643 -**Downlink Command to set Trigger Condition** 636 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:** 644 644 645 645 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 646 646 ... ... @@ -658,14 +658,18 @@ 658 658 659 659 Yy4 yy4: AC2 or AV2 high limit. 660 660 654 + 661 661 **Example1**: AA 00 13 88 00 00 00 00 00 00 662 662 663 663 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 664 664 659 + 665 665 **Example2**: AA 02 01 00 666 666 667 667 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 668 668 664 + 665 + 669 669 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 670 670 671 671 MOD6 Payload : total 11 bytes payload ... ... @@ -672,6 +672,7 @@ 672 672 673 673 [[image:image-20220524085923-1.png]] 674 674 672 + 675 675 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 676 676 677 677 [[image:image-20220524090106-2.png]] ... ... @@ -720,6 +720,8 @@ 720 720 === 3.3.7 Payload Decoder === 721 721 722 722 ((( 721 + 722 + 723 723 **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/]] 724 724 725 725 ... ... @@ -726,9 +726,9 @@ 726 726 ))) 727 727 728 728 729 - 730 730 == 3.4 Configure LT via AT or Downlink == 731 731 731 + 732 732 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands 733 733 734 734 ((( ... ... @@ -741,8 +741,10 @@ 741 741 742 742 743 743 744 + 744 744 === 3.4.1 Common Commands === 745 745 747 + 746 746 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]] 747 747 748 748 ... ... @@ -749,80 +749,72 @@ 749 749 750 750 === 3.4.2 Sensor related commands === 751 751 754 + 752 752 ==== 3.4.2.1 Set Transmit Interval ==== 753 753 757 + 754 754 Set device uplink interval. 755 755 756 -* AT Command: 760 +* (% style="color:#037691" %)**AT Command:** 757 757 758 -(% class="box infomessage" %) 759 -((( 760 760 **AT+TDC=N ** 761 -))) 762 762 764 + 763 763 **Example: **AT+TDC=30000. Means set interval to 30 seconds 764 764 765 765 766 -* Downlink Payload (prefix 0x01): 768 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 767 767 768 -(% class="box infomessage" %) 769 -((( 770 770 **0x01 aa bb cc ~/~/ Same as AT+TDC=0x(aa bb cc)** 771 -))) 772 772 773 773 774 774 774 + 775 775 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 776 776 777 + 777 777 Set work mode. 778 778 779 -* AT Command: 780 +* (% style="color:#037691" %)**AT Command:** 780 780 781 -(% class="box infomessage" %) 782 -((( 783 783 **AT+MOD=N ** 784 -))) 785 785 784 + 786 786 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 787 787 788 788 789 -* Downlink Payload (prefix 0x0A): 788 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 790 790 791 -(% class="box infomessage" %) 792 -((( 793 -**0x0A aa ~/~/ Same as AT+MOD=aa** 794 -))) 790 +**0x0A aa ** ~/~/ Same as AT+MOD=aa 795 795 796 796 797 797 794 + 798 798 ==== 3.4.2.3 Poll an uplink ==== 799 799 800 -* AT Command: 801 801 798 +* (% style="color:#037691" %)**AT Command:** 799 + 802 802 There is no AT Command to poll uplink 803 803 804 804 805 -* Downlink Payload (prefix 0x08): 803 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 806 806 807 -(% class="box infomessage" %) 808 -((( 809 -**0x08 FF ~/~/ Poll an uplink,** 810 -))) 805 +**0x08 FF **~/~/ Poll an uplink 811 811 812 812 **Example**: 0x08FF, ask device to send an Uplink 813 813 814 814 815 815 811 + 816 816 ==== 3.4.2.4 Enable Trigger Mode ==== 817 817 814 + 818 818 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 819 819 820 -* AT Command: 817 +* (% style="color:#037691" %)**AT Command:** 821 821 822 -(% class="box infomessage" %) 823 -((( 824 824 **AT+ADDMOD6=1 or 0** 825 -))) 826 826 827 827 1: Enable Trigger Mode 828 828 ... ... @@ -829,43 +829,38 @@ 829 829 0: Disable Trigger Mode 830 830 831 831 832 -* Downlink Payload (prefix 0x0A 06): 826 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 833 833 834 -(% class="box infomessage" %) 835 -((( 836 -**0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** 837 -))) 828 +**0x0A 06 aa ** ~/~/ Same as AT+ADDMOD6=aa 838 838 839 839 840 840 832 + 841 841 ==== 3.4.2.5 Poll trigger settings ==== 842 842 835 + 843 843 Poll trigger settings, 844 844 845 -* AT Command: 838 +* (% style="color:#037691" %)**AT Command:** 846 846 847 847 There is no AT Command for this feature. 848 848 849 849 850 -* Downlink Payload (prefix 0x AB 06): 843 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 851 851 852 -(% class="box infomessage" %) 853 -((( 854 -**0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** 855 -))) 845 +**0xAB 06 **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command 856 856 857 857 858 858 849 + 859 859 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 860 860 852 + 861 861 Enable Disable DI1/DI2/DI2 as trigger, 862 862 863 -* AT Command: 855 +* (% style="color:#037691" %)**AT Command:** 864 864 865 -(% class="box infomessage" %) 866 -((( 867 867 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 868 -))) 869 869 870 870 871 871 **Example:** ... ... @@ -872,25 +872,21 @@ 872 872 873 873 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 874 874 875 -* Downlink Payload (prefix 0xAA 02): 864 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 876 876 877 -(% class="box infomessage" %) 878 -((( 879 -**0xAA 02 aa bb ~/~/ Same as AT+DTRI=aa,bb** 880 -))) 866 +**0xAA 02 aa bb **~/~/ Same as AT+DTRI=aa,bb 881 881 882 882 883 883 870 + 884 884 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 885 885 873 + 886 886 Set DI1 or DI3(for LT-33222-L) trigger. 887 887 888 -* AT Command: 876 +* (% style="color:#037691" %)**AT Command:** 889 889 890 -(% class="box infomessage" %) 891 -((( 892 892 **AT+TRIG1=a,b** 893 -))) 894 894 895 895 a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 896 896 ... ... @@ -902,26 +902,22 @@ 902 902 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 903 903 904 904 905 -* Downlink Payload (prefix 0x09 01 ): 890 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 891 +* **0x09 01 aa bb cc ** ~/~/ same as AT+TRIG1=aa,0x(bb cc) 906 906 907 -(% class="box infomessage" %) 908 -((( 909 -**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** 910 -))) 911 911 912 912 913 913 914 914 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 915 915 898 + 916 916 Set DI2 trigger. 917 917 918 -* AT Command: 901 +* (% style="color:#037691" %)**AT Command:** 919 919 920 -(% class="box infomessage" %) 921 -((( 922 922 **AT+TRIG2=a,b** 923 -))) 924 924 905 + 925 925 a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 926 926 927 927 b : delay timing. ... ... @@ -932,93 +932,82 @@ 932 932 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 933 933 934 934 935 -* Downlink Payload (prefix 0x09 02 ): 916 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 936 936 937 -(% class="box infomessage" %) 938 -((( 939 -**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** 940 -))) 918 +**0x09 02 aa bb cc **~/~/ same as AT+TRIG1=aa,0x(bb cc) 941 941 942 942 943 943 922 + 944 944 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 945 945 925 + 946 946 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 947 947 948 -* AT Command :928 +* (% style="color:#037691" %)**AT Command** 949 949 950 -(% class="box infomessage" %) 951 -((( 952 -**AT+ACLIM. ** 953 -))) 930 +**AT+ACLIM** 954 954 955 955 956 -* Downlink Payload (prefix 0xAA 01 ) :933 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 957 957 958 -(% class="box infomessage" %) 959 -((( 960 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 961 -))) 935 +**0x AA 01 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 962 962 963 963 964 964 939 + 965 965 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 966 966 942 + 967 967 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 968 968 969 -* AT Command :945 +* (% style="color:#037691" %)**AT Command** 970 970 971 -(% class="box infomessage" %) 972 -((( 973 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 974 -))) 947 +**AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 975 975 976 976 977 -* Downlink Payload (prefix 0xAA 00 ) :950 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 978 978 979 -(% class="box infomessage" %) 980 -((( 981 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ** 982 -))) 952 +**0x AA 00 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 983 983 984 984 985 985 956 + 986 986 ==== 3.4.2.11 Trigger – Set minimum interval ==== 987 987 988 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. 989 989 990 - *ATCommand:960 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger. 991 991 992 -(% class="box infomessage" %) 993 -((( 994 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 995 -))) 962 +* (% style="color:#037691" %)**AT Command** 996 996 964 +**AT+ATDC=5 ** Device won't response the second trigger within 5 minute after the first trigger. 997 997 998 -* Downlink Payload (prefix 0xAC ): 999 999 1000 -(% class="box infomessage" %) 967 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 968 + 969 +**0x AC aa bb ** ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 970 + 1001 1001 ((( 1002 -**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min)** 972 + 973 + 974 +(% style="color:red" %)Note: ATDC setting must be more than 5min 1003 1003 ))) 1004 1004 1005 1005 1006 1006 979 + 1007 1007 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1008 1008 1009 -* AT Command: 1010 1010 983 +* (% style="color:#037691" %)**AT Command** 984 + 1011 1011 There is no AT Command to control Digital Output 1012 1012 1013 1013 1014 -* Downlink Payload (prefix 0x02): 988 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 989 +* **0x02 aa bb cc **~/~/ Set DO1/DO2/DO3 output 1015 1015 1016 -(% class="box infomessage" %) 1017 1017 ((( 1018 -**0x02 aa bb cc ~/~/ Set DO1/DO2/DO3 output** 1019 -))) 1020 - 1021 -((( 1022 1022 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. 1023 1023 ))) 1024 1024 ... ... @@ -1038,22 +1038,20 @@ 1038 1038 1039 1039 1040 1040 1011 + 1041 1041 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1042 1042 1043 -* AT Command: 1044 1044 1015 +* (% style="color:#037691" %)**AT Command** 1016 + 1045 1045 There is no AT Command to control Digital Output 1046 1046 1047 1047 1048 -* Downlink Payload (prefix 0xA9) :1020 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)** 1049 1049 1050 -(% class="box infomessage" %) 1051 -((( 1052 -((( 1053 -**0xA9 aa bb cc ~/~/ Set DO1/DO2/DO3 output with time control** 1054 -))) 1055 -))) 1022 +**0xA9 aa bb cc **~/~/ Set DO1/DO2/DO3 output with time control 1056 1056 1024 + 1057 1057 This is to control the digital output time of DO pin. Include four bytes: 1058 1058 1059 1059 (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9) ... ... @@ -1107,20 +1107,20 @@ 1107 1107 1108 1108 1109 1109 1078 + 1110 1110 ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1111 1111 1112 -* AT Command: 1113 1113 1082 +* (% style="color:#037691" %)**AT Command:** 1083 + 1114 1114 There is no AT Command to control Relay Output 1115 1115 1116 1116 1117 -* Downlink Payload (prefix 0x03): 1087 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):** 1118 1118 1119 -(% class="box infomessage" %) 1120 -((( 1121 -**0x03 aa bb ~/~/ Set RO1/RO2 output** 1122 -))) 1089 +**0x03 aa bb **~/~/ Set RO1/RO2 output 1123 1123 1091 + 1124 1124 ((( 1125 1125 If payload = 0x030100, it means set RO1 to close and RO2 to open. 1126 1126 ))) ... ... @@ -1137,20 +1137,20 @@ 1137 1137 1138 1138 1139 1139 1108 + 1140 1140 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1141 1141 1142 -* AT Command: 1143 1143 1112 +* (% style="color:#037691" %)**AT Command:** 1113 + 1144 1144 There is no AT Command to control Relay Output 1145 1145 1146 1146 1147 -* Downlink Payload (prefix 0x05): 1117 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):** 1148 1148 1149 -(% class="box infomessage" %) 1150 -((( 1151 -**0x05 aa bb cc dd ~/~/ Set RO1/RO2 relay with time control:** 1152 -))) 1119 +**0x05 aa bb cc dd **~/~/ Set RO1/RO2 relay with time control 1153 1153 1121 + 1154 1154 This is to control the relay output time of relay. Include four bytes: 1155 1155 1156 1156 (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05) ... ... @@ -1164,7 +1164,7 @@ 1164 1164 1165 1165 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1166 1166 1167 -[[image:image-20220 524093831-10.png]]1135 +[[image:image-20220714135731-1.png||height="406" width="627"]] 1168 1168 1169 1169 1170 1170 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms ... ... @@ -1174,53 +1174,48 @@ 1174 1174 1175 1175 **Example payload:** 1176 1176 1177 -**~1. 05 01 11 07 D 0**1145 +**~1. 05 01 11 07 D** 1178 1178 1179 -Relay1 and Relay 2 will be set to N O, last 2 seconds, then change back to original state.1147 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state. 1180 1180 1181 1181 **2. 05 01 10 07 D0** 1182 1182 1183 -Relay1 will change to N O, Relay2 will change to NC, last 2 seconds, then both change back to original state.1151 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state. 1184 1184 1185 1185 **3. 05 00 01 07 D0** 1186 1186 1187 -Relay1 will change to N C, Relay2 will change to NO, last 2 seconds, then relay change to NO,C.1155 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO. 1188 1188 1189 1189 **4. 05 00 00 07 D0** 1190 1190 1191 -Relay 1 & relay2 will change to N C, last 2 seconds, then both change to NO.1159 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC. 1192 1192 1193 1193 1194 1194 1163 + 1195 1195 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1196 1196 1166 + 1197 1197 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1198 1198 1199 -* AT Command: 1169 +* (% style="color:#037691" %)**AT Command:** 1200 1200 1201 -(% class="box infomessage" %) 1202 -((( 1203 -**AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1204 -))) 1171 +**AT+VOLMAX ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1205 1205 1206 1206 1207 -* Downlink Payload (prefix 0xA5): 1174 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1208 1208 1209 -(% class="box infomessage" %) 1210 -((( 1211 -**0xA5 aa bb cc ~/~/ Same as AT+VOLMAX=(aa bb),cc** 1212 -))) 1176 +**0xA5 aa bb cc **~/~/ Same as AT+VOLMAX=(aa bb),cc 1213 1213 1214 1214 1215 1215 1180 + 1216 1216 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1217 1217 1218 -* AT Command: 1219 1219 1220 -(% class="box infomessage" %)1221 - (((1184 +* (% style="color:#037691" %)**AT Command:** 1185 + 1222 1222 **AT+SETCNT=aa,(bb cc dd ee) ** 1223 -))) 1224 1224 1225 1225 aa: 1: Set count1, 1226 1226 ... ... @@ -1231,51 +1231,42 @@ 1231 1231 Bb cc dd ee: number to be set 1232 1232 1233 1233 1234 -* Downlink Payload (prefix 0xA8): 1197 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):** 1235 1235 1236 -(% class="box infomessage" %) 1237 -((( 1238 -**0x A8 aa bb cc dd ee ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)** 1239 -))) 1199 +**0x A8 aa bb cc dd ee **~/~/ same as AT+SETCNT=aa,(bb cc dd ee) 1240 1240 1241 1241 1242 1242 1203 + 1243 1243 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1244 1244 1206 + 1245 1245 Clear counting for counting mode 1246 1246 1247 -* AT Command: 1209 +* (% style="color:#037691" %)**AT Command:** 1248 1248 1249 -(% class="box infomessage" %) 1250 -((( 1251 -**AT+CLRCOUNT ~/~/ clear all counting** 1252 -))) 1211 +**AT+CLRCOUNT ** ~/~/ clear all counting 1253 1253 1254 -* Downlink Payload (prefix 0xA6): 1255 1255 1256 -(% class="box infomessage" %) 1257 -((( 1258 -**0x A6 01 ~/~/ clear all counting,** 1259 -))) 1214 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1260 1260 1216 +**0x A6 01 ** ~/~/ clear all counting 1261 1261 1262 1262 1219 + 1220 + 1263 1263 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1264 1264 1265 -* AT Command: 1266 1266 1267 -(% class="box infomessage" %) 1268 -((( 1269 -**AT+COUTIME=60 ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)** 1270 -))) 1224 +* (% style="color:#037691" %)**AT Command:** 1271 1271 1272 -* DownlinkPayload(prefix0xA7):1226 +**AT+COUTIME=60 **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30) 1273 1273 1274 -(% class="box infomessage" %) 1275 -((( 1276 -**0x A7 aa bb cc ~/~/ same as AT+COUTIME =aa bb cc,** 1277 -))) 1278 1278 1229 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):** 1230 + 1231 +**0x A7 aa bb cc **~/~/ same as AT+COUTIME =aa bb cc, 1232 + 1279 1279 ((( 1280 1280 range: aa bb cc:0 to 16777215, (unit:second) 1281 1281 ... ... @@ -1283,8 +1283,10 @@ 1283 1283 ))) 1284 1284 1285 1285 1240 + 1286 1286 == 3.5 Integrate with Mydevice == 1287 1287 1243 + 1288 1288 Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps: 1289 1289 1290 1290 ((( ... ... @@ -1293,14 +1293,15 @@ 1293 1293 1294 1294 ((( 1295 1295 (% 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: 1252 + 1253 + 1296 1296 ))) 1297 1297 1298 -[[image:1 653356737703-362.png||height="232" width="732"]]1256 +[[image:image-20220719105525-1.png||height="377" width="677"]] 1299 1299 1300 -[[image:image-20220524094641-11.png||height="390" width="723"]] 1301 1301 1302 1302 1303 -[[image:image-20220 524094641-12.png||height="402" width="718"]]1260 +[[image:image-20220719110247-2.png||height="388" width="683"]] 1304 1304 1305 1305 1306 1306 (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. ... ... @@ -1333,8 +1333,10 @@ 1333 1333 1334 1334 == 3.6 Interface Detail == 1335 1335 1293 + 1336 1336 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1337 1337 1296 + 1338 1338 Support NPN Type sensor 1339 1339 1340 1340 [[image:1653356991268-289.png]] ... ... @@ -1343,6 +1343,7 @@ 1343 1343 1344 1344 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1345 1345 1305 + 1346 1346 ((( 1347 1347 The DI port of LT-22222-L can support NPN or PNP output sensor. 1348 1348 ))) ... ... @@ -1349,7 +1349,9 @@ 1349 1349 1350 1350 ((( 1351 1351 ((( 1352 -Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high 1312 +Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high. 1313 + 1314 + 1353 1353 ))) 1354 1354 ))) 1355 1355 ... ... @@ -1394,6 +1394,8 @@ 1394 1394 1395 1395 ((( 1396 1396 1359 + 1360 + 1397 1397 ))) 1398 1398 1399 1399 ((( ... ... @@ -1425,6 +1425,8 @@ 1425 1425 1426 1426 ((( 1427 1427 1392 + 1393 + 1428 1428 ))) 1429 1429 1430 1430 ((( ... ... @@ -1458,6 +1458,7 @@ 1458 1458 1459 1459 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1460 1460 1427 + 1461 1461 NPN output: GND or Float. Max voltage can apply to output pin is 36v. 1462 1462 1463 1463 [[image:1653357531600-905.png]] ... ... @@ -1466,6 +1466,7 @@ 1466 1466 1467 1467 === 3.6.4 Analog Input Interface === 1468 1468 1436 + 1469 1469 The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is: 1470 1470 1471 1471 ... ... @@ -1497,6 +1497,7 @@ 1497 1497 1498 1498 === 3.6.5 Relay Output === 1499 1499 1468 + 1500 1500 ((( 1501 1501 The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below: 1502 1502 ))) ... ... @@ -1509,13 +1509,17 @@ 1509 1509 1510 1510 == 3.7 LEDs Indicators == 1511 1511 1481 + 1512 1512 [[image:image-20220524100748-11.png]] 1513 1513 1514 1514 1485 + 1515 1515 = 4. Use AT Command = 1516 1516 1488 + 1517 1517 == 4.1 Access AT Command == 1518 1518 1491 + 1519 1519 LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below. 1520 1520 1521 1521 [[image:1653358238933-385.png]] ... ... @@ -1714,8 +1714,6 @@ 1714 1714 1715 1715 ((( 1716 1716 AT+CFG: Print all settings 1717 - 1718 - 1719 1719 ))) 1720 1720 1721 1721 ... ... @@ -1722,6 +1722,7 @@ 1722 1722 1723 1723 == 4.2 Common AT Command Sequence == 1724 1724 1696 + 1725 1725 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1726 1726 1727 1727 ((( ... ... @@ -1761,8 +1761,6 @@ 1761 1761 1762 1762 ((( 1763 1763 (% style="background-color:#dcdcdc" %)ATZ 1764 - 1765 - 1766 1766 ))) 1767 1767 1768 1768 ... ... @@ -1847,13 +1847,16 @@ 1847 1847 1848 1848 === 4.2.3 Change to Class A === 1849 1849 1820 + 1850 1850 If sensor JOINED 1851 1851 (% style="background-color:#dcdcdc" %)AT+CLASS=A 1852 1852 ATZ 1853 1853 1854 1854 1826 + 1855 1855 = 5. FAQ = 1856 1856 1829 + 1857 1857 == 5.1 How to upgrade the image? == 1858 1858 1859 1859 ... ... @@ -1875,7 +1875,9 @@ 1875 1875 1876 1876 1877 1877 (% style="color:blue" %)**For LT-22222-L**(%%): 1878 -Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode. 1851 +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. 1852 + 1853 + 1879 1879 ))) 1880 1880 1881 1881 [[image:image-20220524103407-12.png]] ... ... @@ -1887,6 +1887,7 @@ 1887 1887 1888 1888 (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is: 1889 1889 1865 + 1890 1890 [[image:1653360054704-518.png||height="186" width="745"]] 1891 1891 1892 1892 ... ... @@ -1895,6 +1895,8 @@ 1895 1895 1896 1896 1897 1897 == 5.2 How to change the LoRa Frequency Bands/Region? == 1874 + 1875 + 1898 1898 ))) 1899 1899 ))) 1900 1900 ... ... @@ -1905,7 +1905,10 @@ 1905 1905 ((( 1906 1906 1907 1907 1886 + 1908 1908 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1888 + 1889 + 1909 1909 ))) 1910 1910 1911 1911 ((( ... ... @@ -1923,7 +1923,7 @@ 1923 1923 ))) 1924 1924 1925 1925 ((( 1926 -(% style="color: #4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.1907 +(% style="color:blue" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device. 1927 1927 ))) 1928 1928 1929 1929 ((( ... ... @@ -1931,12 +1931,12 @@ 1931 1931 ))) 1932 1932 1933 1933 ((( 1934 -(% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN. 1915 +(% style="color:red" %)**Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.** 1935 1935 ))) 1936 1936 1937 1937 1938 1938 ((( 1939 -(% style="color: #4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:1920 +(% style="color:blue" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1940 1940 ))) 1941 1941 1942 1942 ((( ... ... @@ -1960,26 +1960,46 @@ 1960 1960 [[image:1653360498588-932.png||height="485" width="726"]] 1961 1961 1962 1962 1944 + 1963 1963 == 5.4 Can I see counting event in Serial? == 1964 1964 1947 + 1965 1965 ((( 1966 -User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn ’t support AT+DEBUG. User can update to latest firmware first.1949 +User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first. 1967 1967 1968 1968 1952 + 1969 1969 == 5.5 Can i use point to point communication for LT-22222-L? == 1970 1970 1955 + 1971 1971 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1957 + 1958 + 1959 + 1972 1972 ))) 1973 1973 1974 1974 ((( 1975 - 1963 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? == 1976 1976 1965 + 1966 +If the device is not shut down, but directly powered off. 1967 + 1968 +It will default that this is a power-off state. 1969 + 1970 +In modes 2 to 5, DO RO status and pulse count are saved in flash. 1971 + 1972 +After restart, the status before power failure will be read from flash. 1973 + 1974 + 1975 + 1977 1977 = 6. Trouble Shooting = 1978 1978 ))) 1979 1979 1980 1980 ((( 1981 1981 ((( 1982 -== 6.1 Downlink doesn’t work, how to solve it? == 1981 +== 6.1 Downlink doesn't work, how to solve it? == 1982 + 1983 + 1983 1983 ))) 1984 1984 ))) 1985 1985 ... ... @@ -1990,7 +1990,10 @@ 1990 1990 ((( 1991 1991 1992 1992 1994 + 1993 1993 == 6.2 Have trouble to upload image. == 1996 + 1997 + 1994 1994 ))) 1995 1995 1996 1996 ((( ... ... @@ -2000,7 +2000,10 @@ 2000 2000 ((( 2001 2001 2002 2002 2003 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? == 2007 + 2008 +== 6.3 Why I can't join TTN in US915 /AU915 bands? == 2009 + 2010 + 2004 2004 ))) 2005 2005 2006 2006 ((( ... ... @@ -2014,19 +2014,22 @@ 2014 2014 2015 2015 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 2016 2016 2017 - 2018 2018 (% style="color:#4f81bd" %)**XXX:** 2019 2019 2020 -* (% style="color: #4f81bd" %)**EU433**(%%): LT with frequency bands EU4332021 -* (% style="color: #4f81bd" %)**EU868**(%%): LT with frequency bands EU8682022 -* (% style="color: #4f81bd" %)**KR920**(%%): LT with frequency bands KR9202023 -* (% style="color: #4f81bd" %)**CN470**(%%): LT with frequency bands CN4702024 -* (% style="color: #4f81bd" %)**AS923**(%%): LT with frequency bands AS9232025 -* (% style="color: #4f81bd" %)**AU915**(%%): LT with frequency bands AU9152026 -* (% style="color: #4f81bd" %)**US915**(%%): LT with frequency bands US9152027 -* (% style="color: #4f81bd" %)**IN865**(%%): LT with frequency bands IN8652028 -* (% style="color: #4f81bd" %)**CN779**(%%): LT with frequency bands CN7792026 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2027 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2028 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2029 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2030 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2031 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2032 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2033 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2034 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2029 2029 2036 + 2037 + 2038 + 2039 + 2030 2030 = 8. Packing Info = 2031 2031 2032 2032 ... ... @@ -2044,18 +2044,32 @@ 2044 2044 * Package Size / pcs : 14.5 x 8 x 5 cm 2045 2045 * Weight / pcs : 170g 2046 2046 2057 + 2058 + 2059 + 2060 + 2047 2047 = 9. Support = 2048 2048 2063 + 2049 2049 * ((( 2050 2050 Support is provided Monday 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 the before-mentioned schedule. 2051 2051 ))) 2052 2052 * ((( 2053 2053 Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2069 + 2070 + 2071 + 2072 + 2073 + 2054 2054 ))) 2055 2055 2056 2056 = 10. Reference = 2057 2057 2078 + 2058 2058 * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]] 2059 2059 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2060 2060 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2061 2061 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2083 + 2084 + 2085 +
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