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 +172,11 @@ 172 172 * Firmware upgradable via program port 173 173 * Counting 174 174 186 + 187 + 175 175 == 1.4 Applications == 176 176 190 + 177 177 * Smart Buildings & Home Automation 178 178 * Logistics and Supply Chain Management 179 179 * Smart Metering ... ... @@ -181,8 +181,11 @@ 181 181 * Smart Cities 182 182 * Smart Factory 183 183 198 + 199 + 184 184 == 1.5 Hardware Variants == 185 185 202 + 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 +194,10 @@ 194 194 * 1 x Counting Port 195 195 ))) 196 196 214 + 197 197 = 2. Power ON Device = 198 198 217 + 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? == 212 212 232 + 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.234 +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 - 238 +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 == 226 226 245 + 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. 248 + 249 + 229 229 ))) 230 230 231 231 [[image:image-20220523172350-1.png||height="266" width="864"]] 232 232 254 + 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: 257 + 258 + 235 235 ))) 236 236 237 237 ((( 238 -**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller. 262 +(% 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]] 246 246 271 + 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]] 257 257 258 258 284 + 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. 286 +(% 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 +266,28 @@ 266 266 267 267 == 3.3 Uplink Payload == 268 268 295 + 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 298 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 299 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 300 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO 301 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO 302 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 303 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 277 277 305 + 306 + 278 278 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 279 279 309 + 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 ((( 315 + 316 + 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]] 297 297 330 + 298 298 **The value for the interface is: ** 299 299 300 300 AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V ... ... @@ -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 327 327 361 + 362 + 328 328 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 329 329 365 + 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]] 337 337 374 + 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 ((( 390 + 391 + 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 ((( 405 + 406 + 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 -))) 414 +(% 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 -))) 416 +(% 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 -))) 418 +(% 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 -))) 420 +(% 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)** 422 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (Set COUNT1 value to 60)** 423 + 424 +(% 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 === 423 423 431 + 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 ((( 437 + 438 + 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 ))) 441 441 452 + 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 ... ... @@ -499,20 +499,13 @@ 499 499 ((( 500 500 ((( 501 501 **AT+MOD=4** 502 -))) 503 -))) 504 504 505 -(% class="box infomessage" %) 506 -((( 507 -((( 508 508 **ATZ** 509 509 ))) 510 510 ))) 511 511 512 -((( 513 - 514 -))) 515 515 512 + 516 516 ((( 517 517 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 518 518 ))) ... ... @@ -521,35 +521,16 @@ 521 521 522 522 523 523 **Plus below command for AVI1 Counting:** 524 -))) 525 525 526 -(% class="box infomessage" %) 527 -((( 528 -((( 529 -**AT+SETCNT=3,60 (set AVI Count to 60)** 530 -))) 531 -))) 532 532 533 -(% class="box infomessage" %) 534 -((( 535 -((( 536 -**AT+VOLMAX=20000 (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 537 -))) 538 -))) 523 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 539 539 540 -(% class="box infomessage" %) 541 -((( 542 -((( 543 -**AT+VOLMAX=20000,0 (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 544 -))) 545 -))) 525 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 546 546 547 -(% class="box infomessage" %) 548 -((( 549 -((( 550 -**AT+VOLMAX=20000,1 (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 527 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 528 + 529 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 551 551 ))) 552 -))) 553 553 554 554 555 555 ... ... @@ -586,12 +586,7 @@ 586 586 ((( 587 587 ((( 588 588 **AT+MOD=5** 589 -))) 590 -))) 591 591 592 -(% class="box infomessage" %) 593 -((( 594 -((( 595 595 **ATZ** 596 596 ))) 597 597 ))) ... ... @@ -609,17 +609,16 @@ 609 609 610 610 For example, if user has configured below commands: 611 611 612 -* **AT+MOD=1 ** **~-~->** The normal working mode 613 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 585 +* **AT+MOD=1 ** **~-~->** The normal working mode 586 +* **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 619 619 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.** 620 620 593 +(% style="color:#037691" %)**AT Command to set Trigger Condition**: 621 621 622 -**AT Command to set Trigger Condition**: 623 623 624 624 (% style="color:#4f81bd" %)**Trigger base on voltage**: 625 625 ... ... @@ -632,6 +632,7 @@ 632 632 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 633 633 634 634 607 + 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) 642 642 643 643 617 + 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 > 649 649 624 + 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** 630 +(% style="color:#037691" %)**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) 682 682 683 683 659 + 684 684 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 685 685 686 686 MOD6 Payload : total 11 bytes payload ... ... @@ -694,7 +694,6 @@ 694 694 695 695 * Each bits shows if the corresponding trigger has been configured. 696 696 697 - 698 698 **Example:** 699 699 700 700 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -706,7 +706,6 @@ 706 706 707 707 * Each bits shows which status has been trigger on this uplink. 708 708 709 - 710 710 **Example:** 711 711 712 712 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -718,7 +718,6 @@ 718 718 719 719 * Each bits shows which status has been trigger on this uplink. 720 720 721 - 722 722 **Example:** 723 723 724 724 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -739,9 +739,9 @@ 739 739 === 3.3.7 Payload Decoder === 740 740 741 741 ((( 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 - 744 744 716 + 717 +**Decoder for TTN/loraserver/ChirpStack**: [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]] 745 745 ))) 746 746 747 747 ... ... @@ -748,6 +748,7 @@ 748 748 749 749 == 3.4 Configure LT via AT or Downlink == 750 750 724 + 751 751 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands 752 752 753 753 ((( ... ... @@ -762,6 +762,7 @@ 762 762 763 763 === 3.4.1 Common Commands === 764 764 739 + 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]] 766 766 767 767 ... ... @@ -768,80 +768,72 @@ 768 768 769 769 === 3.4.2 Sensor related commands === 770 770 746 + 771 771 ==== 3.4.2.1 Set Transmit Interval ==== 772 772 749 + 773 773 Set device uplink interval. 774 774 775 -* AT Command: 752 +* (% style="color:#037691" %)**AT Command:** 776 776 777 -(% class="box infomessage" %) 778 -((( 779 779 **AT+TDC=N ** 780 -))) 781 781 756 + 782 782 **Example: **AT+TDC=30000. Means set interval to 30 seconds 783 783 784 784 785 -* Downlink Payload (prefix 0x01): 760 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 786 786 787 -(% class="box infomessage" %) 788 -((( 789 789 **0x01 aa bb cc ~/~/ Same as AT+TDC=0x(aa bb cc)** 790 -))) 791 791 792 792 793 793 766 + 794 794 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 795 795 769 + 796 796 Set work mode. 797 797 798 -* AT Command: 772 +* (% style="color:#037691" %)**AT Command:** 799 799 800 -(% class="box infomessage" %) 801 -((( 802 802 **AT+MOD=N ** 803 -))) 804 804 776 + 805 805 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 806 806 807 807 808 -* Downlink Payload (prefix 0x0A): 780 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 809 809 810 -(% class="box infomessage" %) 811 -((( 812 -**0x0A aa ~/~/ Same as AT+MOD=aa** 813 -))) 782 +**0x0A aa ** ~/~/ Same as AT+MOD=aa 814 814 815 815 816 816 786 + 817 817 ==== 3.4.2.3 Poll an uplink ==== 818 818 819 -* AT Command: 820 820 790 +* (% style="color:#037691" %)**AT Command:** 791 + 821 821 There is no AT Command to poll uplink 822 822 823 823 824 -* Downlink Payload (prefix 0x08): 795 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 825 825 826 -(% class="box infomessage" %) 827 -((( 828 -**0x08 FF ~/~/ Poll an uplink,** 829 -))) 797 +**0x08 FF **~/~/ Poll an uplink 830 830 831 831 **Example**: 0x08FF, ask device to send an Uplink 832 832 833 833 834 834 803 + 835 835 ==== 3.4.2.4 Enable Trigger Mode ==== 836 836 806 + 837 837 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 838 838 839 -* AT Command: 809 +* (% style="color:#037691" %)**AT Command:** 840 840 841 -(% class="box infomessage" %) 842 -((( 843 843 **AT+ADDMOD6=1 or 0** 844 -))) 845 845 846 846 1: Enable Trigger Mode 847 847 ... ... @@ -848,43 +848,38 @@ 848 848 0: Disable Trigger Mode 849 849 850 850 851 -* Downlink Payload (prefix 0x0A 06): 818 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 852 852 853 -(% class="box infomessage" %) 854 -((( 855 -**0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** 856 -))) 820 +**0x0A 06 aa ** ~/~/ Same as AT+ADDMOD6=aa 857 857 858 858 859 859 824 + 860 860 ==== 3.4.2.5 Poll trigger settings ==== 861 861 827 + 862 862 Poll trigger settings, 863 863 864 -* AT Command: 830 +* (% style="color:#037691" %)**AT Command:** 865 865 866 866 There is no AT Command for this feature. 867 867 868 868 869 -* Downlink Payload (prefix 0x AB 06): 835 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 870 870 871 -(% class="box infomessage" %) 872 -((( 873 -**0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** 874 -))) 837 +**0xAB 06 **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command 875 875 876 876 877 877 841 + 878 878 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 879 879 844 + 880 880 Enable Disable DI1/DI2/DI2 as trigger, 881 881 882 -* AT Command: 847 +* (% style="color:#037691" %)**AT Command:** 883 883 884 -(% class="box infomessage" %) 885 -((( 886 886 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 887 -))) 888 888 889 889 890 890 **Example:** ... ... @@ -891,25 +891,21 @@ 891 891 892 892 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 893 893 894 -* Downlink Payload (prefix 0xAA 02): 856 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 895 895 896 -(% class="box infomessage" %) 897 -((( 898 -**0xAA 02 aa bb ~/~/ Same as AT+DTRI=aa,bb** 899 -))) 858 +**0xAA 02 aa bb **~/~/ Same as AT+DTRI=aa,bb 900 900 901 901 902 902 862 + 903 903 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 904 904 865 + 905 905 Set DI1 or DI3(for LT-33222-L) trigger. 906 906 907 -* AT Command: 868 +* (% style="color:#037691" %)**AT Command:** 908 908 909 -(% class="box infomessage" %) 910 -((( 911 911 **AT+TRIG1=a,b** 912 -))) 913 913 914 914 a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 915 915 ... ... @@ -921,26 +921,21 @@ 921 921 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 922 922 923 923 924 -* Downlink Payload (prefix 0x09 01 ): 882 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 883 +* **0x09 01 aa bb cc ** ~/~/ same as AT+TRIG1=aa,0x(bb cc) 925 925 926 -(% class="box infomessage" %) 927 -((( 928 -**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** 929 -))) 930 930 931 931 932 - 933 933 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 934 934 889 + 935 935 Set DI2 trigger. 936 936 937 -* AT Command: 892 +* (% style="color:#037691" %)**AT Command:** 938 938 939 -(% class="box infomessage" %) 940 -((( 941 941 **AT+TRIG2=a,b** 942 -))) 943 943 896 + 944 944 a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 945 945 946 946 b : delay timing. ... ... @@ -951,93 +951,82 @@ 951 951 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 952 952 953 953 954 -* Downlink Payload (prefix 0x09 02 ): 907 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 955 955 956 -(% class="box infomessage" %) 957 -((( 958 -**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** 959 -))) 909 +**0x09 02 aa bb cc **~/~/ same as AT+TRIG1=aa,0x(bb cc) 960 960 961 961 962 962 913 + 963 963 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 964 964 916 + 965 965 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 966 966 967 -* AT Command :919 +* (% style="color:#037691" %)**AT Command** 968 968 969 -(% class="box infomessage" %) 970 -((( 971 -**AT+ACLIM. ** 972 -))) 921 +**AT+ACLIM** 973 973 974 974 975 -* Downlink Payload (prefix 0xAA 01 ) :924 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 976 976 977 -(% class="box infomessage" %) 978 -((( 979 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 980 -))) 926 +**0x AA 01 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 981 981 982 982 983 983 930 + 984 984 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 985 985 933 + 986 986 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 987 987 988 -* AT Command :936 +* (% style="color:#037691" %)**AT Command** 989 989 990 -(% class="box infomessage" %) 991 -((( 992 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 993 -))) 938 +**AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 994 994 995 995 996 -* Downlink Payload (prefix 0xAA 00 ) :941 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 997 997 998 -(% class="box infomessage" %) 999 -((( 1000 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ** 1001 -))) 943 +**0x AA 00 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1002 1002 1003 1003 1004 1004 947 + 1005 1005 ==== 3.4.2.11 Trigger – Set minimum interval ==== 1006 1006 1007 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. 1008 1008 1009 - *ATCommand:951 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger. 1010 1010 1011 -(% class="box infomessage" %) 1012 -((( 1013 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 1014 -))) 953 +* (% style="color:#037691" %)**AT Command** 1015 1015 955 +**AT+ATDC=5 ** Device won't response the second trigger within 5 minute after the first trigger. 1016 1016 1017 -* Downlink Payload (prefix 0xAC ): 1018 1018 1019 -(% class="box infomessage" %) 958 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 959 + 960 +**0x AC aa bb ** ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 961 + 1020 1020 ((( 1021 -**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min)** 963 + 964 + 965 +(% style="color:red" %)Note: ATDC setting must be more than 5min 1022 1022 ))) 1023 1023 1024 1024 1025 1025 970 + 1026 1026 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1027 1027 1028 -* AT Command: 1029 1029 974 +* (% style="color:#037691" %)**AT Command** 975 + 1030 1030 There is no AT Command to control Digital Output 1031 1031 1032 1032 1033 -* Downlink Payload (prefix 0x02): 979 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 980 +* **0x02 aa bb cc **~/~/ Set DO1/DO2/DO3 output 1034 1034 1035 -(% class="box infomessage" %) 1036 1036 ((( 1037 -**0x02 aa bb cc ~/~/ Set DO1/DO2/DO3 output** 1038 -))) 1039 - 1040 -((( 1041 1041 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. 1042 1042 ))) 1043 1043 ... ... @@ -1057,22 +1057,20 @@ 1057 1057 1058 1058 1059 1059 1002 + 1060 1060 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1061 1061 1062 -* AT Command: 1063 1063 1006 +* (% style="color:#037691" %)**AT Command** 1007 + 1064 1064 There is no AT Command to control Digital Output 1065 1065 1066 1066 1067 -* Downlink Payload (prefix 0xA9) :1011 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)** 1068 1068 1069 -(% class="box infomessage" %) 1070 -((( 1071 -((( 1072 -**0xA9 aa bb cc ~/~/ Set DO1/DO2/DO3 output with time control** 1073 -))) 1074 -))) 1013 +**0xA9 aa bb cc **~/~/ Set DO1/DO2/DO3 output with time control 1075 1075 1015 + 1076 1076 This is to control the digital output time of DO pin. Include four bytes: 1077 1077 1078 1078 (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9) ... ... @@ -1126,20 +1126,20 @@ 1126 1126 1127 1127 1128 1128 1069 + 1129 1129 ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1130 1130 1131 -* AT Command: 1132 1132 1073 +* (% style="color:#037691" %)**AT Command:** 1074 + 1133 1133 There is no AT Command to control Relay Output 1134 1134 1135 1135 1136 -* Downlink Payload (prefix 0x03): 1078 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):** 1137 1137 1138 -(% class="box infomessage" %) 1139 -((( 1140 -**0x03 aa bb ~/~/ Set RO1/RO2 output** 1141 -))) 1080 +**0x03 aa bb **~/~/ Set RO1/RO2 output 1142 1142 1082 + 1143 1143 ((( 1144 1144 If payload = 0x030100, it means set RO1 to close and RO2 to open. 1145 1145 ))) ... ... @@ -1156,20 +1156,20 @@ 1156 1156 1157 1157 1158 1158 1099 + 1159 1159 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1160 1160 1161 -* AT Command: 1162 1162 1103 +* (% style="color:#037691" %)**AT Command:** 1104 + 1163 1163 There is no AT Command to control Relay Output 1164 1164 1165 1165 1166 -* Downlink Payload (prefix 0x05): 1108 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):** 1167 1167 1168 -(% class="box infomessage" %) 1169 -((( 1170 -**0x05 aa bb cc dd ~/~/ Set RO1/RO2 relay with time control:** 1171 -))) 1110 +**0x05 aa bb cc dd **~/~/ Set RO1/RO2 relay with time control 1172 1172 1112 + 1173 1173 This is to control the relay output time of relay. Include four bytes: 1174 1174 1175 1175 (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05) ... ... @@ -1183,7 +1183,7 @@ 1183 1183 1184 1184 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1185 1185 1186 -[[image:image-20220 524093831-10.png]]1126 +[[image:image-20220714135731-1.png||height="406" width="627"]] 1187 1187 1188 1188 1189 1189 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms ... ... @@ -1193,53 +1193,48 @@ 1193 1193 1194 1194 **Example payload:** 1195 1195 1196 -**~1. 05 01 11 07 D 0**1136 +**~1. 05 01 11 07 D** 1197 1197 1198 -Relay1 and Relay 2 will be set to N O, last 2 seconds, then change back to original state.1138 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state. 1199 1199 1200 1200 **2. 05 01 10 07 D0** 1201 1201 1202 -Relay1 will change to N O, Relay2 will change to NC, last 2 seconds, then both change back to original state.1142 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state. 1203 1203 1204 1204 **3. 05 00 01 07 D0** 1205 1205 1206 -Relay1 will change to N C, Relay2 will change to NO, last 2 seconds, then relay change to NO,C.1146 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO. 1207 1207 1208 1208 **4. 05 00 00 07 D0** 1209 1209 1210 -Relay 1 & relay2 will change to N C, last 2 seconds, then both change to NO.1150 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC. 1211 1211 1212 1212 1213 1213 1154 + 1214 1214 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1215 1215 1157 + 1216 1216 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1217 1217 1218 -* AT Command: 1160 +* (% style="color:#037691" %)**AT Command:** 1219 1219 1220 -(% class="box infomessage" %) 1221 -((( 1222 -**AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1223 -))) 1162 +**AT+VOLMAX ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1224 1224 1225 1225 1226 -* Downlink Payload (prefix 0xA5): 1165 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1227 1227 1228 -(% class="box infomessage" %) 1229 -((( 1230 -**0xA5 aa bb cc ~/~/ Same as AT+VOLMAX=(aa bb),cc** 1231 -))) 1167 +**0xA5 aa bb cc **~/~/ Same as AT+VOLMAX=(aa bb),cc 1232 1232 1233 1233 1234 1234 1171 + 1235 1235 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1236 1236 1237 -* AT Command: 1238 1238 1239 -(% class="box infomessage" %)1240 - (((1175 +* (% style="color:#037691" %)**AT Command:** 1176 + 1241 1241 **AT+SETCNT=aa,(bb cc dd ee) ** 1242 -))) 1243 1243 1244 1244 aa: 1: Set count1, 1245 1245 ... ... @@ -1250,51 +1250,42 @@ 1250 1250 Bb cc dd ee: number to be set 1251 1251 1252 1252 1253 -* Downlink Payload (prefix 0xA8): 1188 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):** 1254 1254 1255 -(% class="box infomessage" %) 1256 -((( 1257 -**0x A8 aa bb cc dd ee ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)** 1258 -))) 1190 +**0x A8 aa bb cc dd ee **~/~/ same as AT+SETCNT=aa,(bb cc dd ee) 1259 1259 1260 1260 1261 1261 1194 + 1262 1262 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1263 1263 1197 + 1264 1264 Clear counting for counting mode 1265 1265 1266 -* AT Command: 1200 +* (% style="color:#037691" %)**AT Command:** 1267 1267 1268 -(% class="box infomessage" %) 1269 -((( 1270 -**AT+CLRCOUNT ~/~/ clear all counting** 1271 -))) 1202 +**AT+CLRCOUNT ** ~/~/ clear all counting 1272 1272 1273 -* Downlink Payload (prefix 0xA6): 1274 1274 1275 -(% class="box infomessage" %) 1276 -((( 1277 -**0x A6 01 ~/~/ clear all counting,** 1278 -))) 1205 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1279 1279 1207 +**0x A6 01 ** ~/~/ clear all counting 1280 1280 1281 1281 1210 + 1211 + 1282 1282 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1283 1283 1284 -* AT Command: 1285 1285 1286 -(% class="box infomessage" %) 1287 -((( 1288 -**AT+COUTIME=60 ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)** 1289 -))) 1215 +* (% style="color:#037691" %)**AT Command:** 1290 1290 1291 -* DownlinkPayload(prefix0xA7):1217 +**AT+COUTIME=60 **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30) 1292 1292 1293 -(% class="box infomessage" %) 1294 -((( 1295 -**0x A7 aa bb cc ~/~/ same as AT+COUTIME =aa bb cc,** 1296 -))) 1297 1297 1220 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):** 1221 + 1222 +**0x A7 aa bb cc **~/~/ same as AT+COUTIME =aa bb cc, 1223 + 1298 1298 ((( 1299 1299 range: aa bb cc:0 to 16777215, (unit:second) 1300 1300 ... ... @@ -1302,8 +1302,10 @@ 1302 1302 ))) 1303 1303 1304 1304 1231 + 1305 1305 == 3.5 Integrate with Mydevice == 1306 1306 1234 + 1307 1307 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: 1308 1308 1309 1309 ((( ... ... @@ -1312,14 +1312,15 @@ 1312 1312 1313 1313 ((( 1314 1314 (% 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: 1243 + 1244 + 1315 1315 ))) 1316 1316 1317 -[[image:1 653356737703-362.png||height="232" width="732"]]1247 +[[image:image-20220719105525-1.png||height="377" width="677"]] 1318 1318 1319 -[[image:image-20220524094641-11.png||height="390" width="723"]] 1320 1320 1321 1321 1322 -[[image:image-20220 524094641-12.png||height="402" width="718"]]1251 +[[image:image-20220719110247-2.png||height="388" width="683"]] 1323 1323 1324 1324 1325 1325 (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. ... ... @@ -1352,8 +1352,10 @@ 1352 1352 1353 1353 == 3.6 Interface Detail == 1354 1354 1284 + 1355 1355 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1356 1356 1287 + 1357 1357 Support NPN Type sensor 1358 1358 1359 1359 [[image:1653356991268-289.png]] ... ... @@ -1362,6 +1362,7 @@ 1362 1362 1363 1363 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1364 1364 1296 + 1365 1365 ((( 1366 1366 The DI port of LT-22222-L can support NPN or PNP output sensor. 1367 1367 ))) ... ... @@ -1368,7 +1368,9 @@ 1368 1368 1369 1369 ((( 1370 1370 ((( 1371 -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 1303 +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. 1304 + 1305 + 1372 1372 ))) 1373 1373 ))) 1374 1374 ... ... @@ -1413,6 +1413,8 @@ 1413 1413 1414 1414 ((( 1415 1415 1350 + 1351 + 1416 1416 ))) 1417 1417 1418 1418 ((( ... ... @@ -1444,6 +1444,8 @@ 1444 1444 1445 1445 ((( 1446 1446 1383 + 1384 + 1447 1447 ))) 1448 1448 1449 1449 ((( ... ... @@ -1477,6 +1477,7 @@ 1477 1477 1478 1478 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1479 1479 1418 + 1480 1480 NPN output: GND or Float. Max voltage can apply to output pin is 36v. 1481 1481 1482 1482 [[image:1653357531600-905.png]] ... ... @@ -1485,6 +1485,7 @@ 1485 1485 1486 1486 === 3.6.4 Analog Input Interface === 1487 1487 1427 + 1488 1488 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: 1489 1489 1490 1490 ... ... @@ -1516,6 +1516,7 @@ 1516 1516 1517 1517 === 3.6.5 Relay Output === 1518 1518 1459 + 1519 1519 ((( 1520 1520 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: 1521 1521 ))) ... ... @@ -1528,13 +1528,17 @@ 1528 1528 1529 1529 == 3.7 LEDs Indicators == 1530 1530 1472 + 1531 1531 [[image:image-20220524100748-11.png]] 1532 1532 1533 1533 1476 + 1534 1534 = 4. Use AT Command = 1535 1535 1479 + 1536 1536 == 4.1 Access AT Command == 1537 1537 1482 + 1538 1538 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. 1539 1539 1540 1540 [[image:1653358238933-385.png]] ... ... @@ -1733,8 +1733,6 @@ 1733 1733 1734 1734 ((( 1735 1735 AT+CFG: Print all settings 1736 - 1737 - 1738 1738 ))) 1739 1739 1740 1740 ... ... @@ -1741,6 +1741,7 @@ 1741 1741 1742 1742 == 4.2 Common AT Command Sequence == 1743 1743 1687 + 1744 1744 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1745 1745 1746 1746 ((( ... ... @@ -1780,8 +1780,6 @@ 1780 1780 1781 1781 ((( 1782 1782 (% style="background-color:#dcdcdc" %)ATZ 1783 - 1784 - 1785 1785 ))) 1786 1786 1787 1787 ... ... @@ -1866,13 +1866,16 @@ 1866 1866 1867 1867 === 4.2.3 Change to Class A === 1868 1868 1811 + 1869 1869 If sensor JOINED 1870 1870 (% style="background-color:#dcdcdc" %)AT+CLASS=A 1871 1871 ATZ 1872 1872 1873 1873 1817 + 1874 1874 = 5. FAQ = 1875 1875 1820 + 1876 1876 == 5.1 How to upgrade the image? == 1877 1877 1878 1878 ... ... @@ -1894,7 +1894,9 @@ 1894 1894 1895 1895 1896 1896 (% style="color:blue" %)**For LT-22222-L**(%%): 1897 -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. 1842 +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. 1843 + 1844 + 1898 1898 ))) 1899 1899 1900 1900 [[image:image-20220524103407-12.png]] ... ... @@ -1906,6 +1906,7 @@ 1906 1906 1907 1907 (% 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: 1908 1908 1856 + 1909 1909 [[image:1653360054704-518.png||height="186" width="745"]] 1910 1910 1911 1911 ... ... @@ -1914,6 +1914,8 @@ 1914 1914 1915 1915 1916 1916 == 5.2 How to change the LoRa Frequency Bands/Region? == 1865 + 1866 + 1917 1917 ))) 1918 1918 ))) 1919 1919 ... ... @@ -1924,7 +1924,10 @@ 1924 1924 ((( 1925 1925 1926 1926 1877 + 1927 1927 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1879 + 1880 + 1928 1928 ))) 1929 1929 1930 1930 ((( ... ... @@ -1942,7 +1942,7 @@ 1942 1942 ))) 1943 1943 1944 1944 ((( 1945 -(% 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.1898 +(% 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. 1946 1946 ))) 1947 1947 1948 1948 ((( ... ... @@ -1950,12 +1950,12 @@ 1950 1950 ))) 1951 1951 1952 1952 ((( 1953 -(% 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. 1906 +(% 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.** 1954 1954 ))) 1955 1955 1956 1956 1957 1957 ((( 1958 -(% style="color: #4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:1911 +(% style="color:blue" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1959 1959 ))) 1960 1960 1961 1961 ((( ... ... @@ -1979,26 +1979,46 @@ 1979 1979 [[image:1653360498588-932.png||height="485" width="726"]] 1980 1980 1981 1981 1935 + 1982 1982 == 5.4 Can I see counting event in Serial? == 1983 1983 1938 + 1984 1984 ((( 1985 -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.1940 +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. 1986 1986 1987 1987 1943 + 1988 1988 == 5.5 Can i use point to point communication for LT-22222-L? == 1989 1989 1946 + 1990 1990 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1948 + 1949 + 1950 + 1991 1991 ))) 1992 1992 1993 1993 ((( 1994 - 1954 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? == 1995 1995 1956 + 1957 +If the device is not shut down, but directly powered off. 1958 + 1959 +It will default that this is a power-off state. 1960 + 1961 +In modes 2 to 5, DO RO status and pulse count are saved in flash. 1962 + 1963 +After restart, the status before power failure will be read from flash. 1964 + 1965 + 1966 + 1996 1996 = 6. Trouble Shooting = 1997 1997 ))) 1998 1998 1999 1999 ((( 2000 2000 ((( 2001 -== 6.1 Downlink doesn’t work, how to solve it? == 1972 +== 6.1 Downlink doesn't work, how to solve it? == 1973 + 1974 + 2002 2002 ))) 2003 2003 ))) 2004 2004 ... ... @@ -2009,7 +2009,10 @@ 2009 2009 ((( 2010 2010 2011 2011 1985 + 2012 2012 == 6.2 Have trouble to upload image. == 1987 + 1988 + 2013 2013 ))) 2014 2014 2015 2015 ((( ... ... @@ -2019,7 +2019,10 @@ 2019 2019 ((( 2020 2020 2021 2021 2022 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1998 + 1999 +== 6.3 Why I can't join TTN in US915 /AU915 bands? == 2000 + 2001 + 2023 2023 ))) 2024 2024 2025 2025 ((( ... ... @@ -2033,19 +2033,21 @@ 2033 2033 2034 2034 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 2035 2035 2036 - 2037 2037 (% style="color:#4f81bd" %)**XXX:** 2038 2038 2039 -* (% style="color: #4f81bd" %)**EU433**(%%): LT with frequency bands EU4332040 -* (% style="color: #4f81bd" %)**EU868**(%%): LT with frequency bands EU8682041 -* (% style="color: #4f81bd" %)**KR920**(%%): LT with frequency bands KR9202042 -* (% style="color: #4f81bd" %)**CN470**(%%): LT with frequency bands CN4702043 -* (% style="color: #4f81bd" %)**AS923**(%%): LT with frequency bands AS9232044 -* (% style="color: #4f81bd" %)**AU915**(%%): LT with frequency bands AU9152045 -* (% style="color: #4f81bd" %)**US915**(%%): LT with frequency bands US9152046 -* (% style="color: #4f81bd" %)**IN865**(%%): LT with frequency bands IN8652047 -* (% style="color: #4f81bd" %)**CN779**(%%): LT with frequency bands CN7792017 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2018 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2019 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2020 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2021 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2022 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2023 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2024 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2025 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2048 2048 2027 + 2028 + 2029 + 2049 2049 = 8. Packing Info = 2050 2050 2051 2051 ... ... @@ -2063,18 +2063,29 @@ 2063 2063 * Package Size / pcs : 14.5 x 8 x 5 cm 2064 2064 * Weight / pcs : 170g 2065 2065 2047 + 2048 + 2049 + 2066 2066 = 9. Support = 2067 2067 2052 + 2068 2068 * ((( 2069 2069 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. 2070 2070 ))) 2071 2071 * ((( 2072 2072 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]] 2058 + 2059 + 2060 + 2061 + 2062 + 2073 2073 ))) 2074 2074 2075 2075 = 10. Reference = 2076 2076 2067 + 2077 2077 * 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]] 2078 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2079 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2069 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]] 2080 2080 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2071 + 2072 +
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