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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... ... @@ -19,6 +19,8 @@ 19 19 == 1.1 What is LT Series I/O Controller == 20 20 21 21 ((( 22 + 23 + 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 ... ... @@ -48,6 +48,7 @@ 48 48 49 49 ))) 50 50 53 + 51 51 == 1.2 Specifications == 52 52 53 53 ((( ... ... @@ -75,8 +75,9 @@ 75 75 ))) 76 76 ))) 77 77 78 - 79 79 ((( 82 + 83 + 80 80 **Interface for Model: LT22222-L:** 81 81 ))) 82 82 ... ... @@ -99,8 +99,9 @@ 99 99 Power Input 7~~ 24V DC. 100 100 ))) 101 101 102 - 103 103 ((( 107 + 108 + 104 104 **LoRa Spec:** 105 105 ))) 106 106 ... ... @@ -161,11 +161,11 @@ 161 161 * ((( 162 162 Packet engine up to 256 bytes with CRC. 163 163 169 + 170 + 164 164 165 165 ))) 166 166 167 - 168 - 169 169 == 1.3 Features == 170 170 171 171 * LoRaWAN Class A & Class C protocol ... ... @@ -187,6 +187,8 @@ 187 187 * Smart Cities 188 188 * Smart Factory 189 189 195 + 196 + 190 190 == 1.5 Hardware Variants == 191 191 192 192 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -200,6 +200,7 @@ 200 200 * 1 x Counting Port 201 201 ))) 202 202 210 + 203 203 = 2. Power ON Device = 204 204 205 205 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. ... ... @@ -211,6 +211,7 @@ 211 211 [[image:1653297104069-180.png]] 212 212 213 213 222 + 214 214 = 3. Operation Mode = 215 215 216 216 == 3.1 How it works? == ... ... @@ -221,10 +221,9 @@ 221 221 222 222 ((( 223 223 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. 224 - 225 - 226 226 ))) 227 227 235 + 228 228 == 3.2 Example to join LoRaWAN network == 229 229 230 230 ((( ... ... @@ -233,12 +233,13 @@ 233 233 234 234 [[image:image-20220523172350-1.png||height="266" width="864"]] 235 235 244 + 236 236 ((( 237 237 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: 238 238 ))) 239 239 240 240 ((( 241 -**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller. 250 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 242 242 ))) 243 243 244 244 ((( ... ... @@ -247,6 +247,7 @@ 247 247 248 248 [[image:1653297924498-393.png]] 249 249 259 + 250 250 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 251 251 252 252 Add APP EUI in the application. ... ... @@ -260,12 +260,13 @@ 260 260 261 261 262 262 ((( 263 -**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. 273 +(% 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. 264 264 ))) 265 265 266 266 [[image:1653298044601-602.png||height="405" width="709"]] 267 267 268 268 279 + 269 269 == 3.3 Uplink Payload == 270 270 271 271 There are five working modes + one interrupt mode on LT for different type application: ... ... @@ -277,6 +277,8 @@ 277 277 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 278 278 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 279 279 291 + 292 + 280 280 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 281 281 282 282 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -284,6 +284,8 @@ 284 284 [[image:image-20220523174024-3.png]] 285 285 286 286 ((( 300 + 301 + 287 287 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 288 288 ))) 289 289 ... ... @@ -297,6 +297,7 @@ 297 297 298 298 For example if payload is: [[image:image-20220523175847-2.png]] 299 299 315 + 300 300 **The value for the interface is: ** 301 301 302 302 AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V ... ... @@ -327,8 +327,11 @@ 327 327 ** DO1 is high in case there is load between DO1 and V+. 328 328 ** DO1 LED is off in both case 329 329 346 + 347 + 330 330 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 331 331 350 + 332 332 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 333 333 334 334 ((( ... ... @@ -337,6 +337,7 @@ 337 337 338 338 [[image:image-20220523180452-3.png]] 339 339 359 + 340 340 ((( 341 341 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 342 342 ))) ... ... @@ -352,6 +352,8 @@ 352 352 ))) 353 353 354 354 ((( 375 + 376 + 355 355 **To use counting mode, please run:** 356 356 ))) 357 357 ... ... @@ -359,17 +359,14 @@ 359 359 ((( 360 360 ((( 361 361 **AT+MOD=2** 362 -))) 363 -))) 364 364 365 -(% class="box infomessage" %) 366 -((( 367 -((( 368 368 **ATZ** 369 369 ))) 370 370 ))) 371 371 372 372 ((( 390 + 391 + 373 373 (% style="color:#4f81bd" %)**AT Commands for counting:** 374 374 ))) 375 375 ... ... @@ -381,45 +381,21 @@ 381 381 ((( 382 382 ((( 383 383 **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) ** 384 -))) 385 -))) 386 386 387 -(% class="box infomessage" %) 388 -((( 389 -((( 390 390 **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) ** 391 -))) 392 -))) 393 393 394 -(% class="box infomessage" %) 395 -((( 396 -((( 397 397 **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) ** 398 -))) 399 -))) 400 400 401 -(% class="box infomessage" %) 402 -((( 403 -((( 404 404 **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) ** 405 -))) 406 -))) 407 407 408 -(% class="box infomessage" %) 409 -((( 410 -((( 411 411 **AT+SETCNT=1,60 (Set COUNT1 value to 60)** 412 -))) 413 -))) 414 414 415 -(% class="box infomessage" %) 416 -((( 417 -((( 418 418 **AT+SETCNT=2,60 (Set COUNT2 value to 60)** 419 419 ))) 420 420 ))) 421 421 422 422 417 + 423 423 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 424 424 425 425 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -448,12 +448,7 @@ 448 448 ((( 449 449 ((( 450 450 **AT+MOD=3** 451 -))) 452 -))) 453 453 454 -(% class="box infomessage" %) 455 -((( 456 -((( 457 457 **ATZ** 458 458 ))) 459 459 ))) ... ... @@ -460,12 +460,13 @@ 460 460 461 461 ((( 462 462 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 463 - 464 - 465 465 ))) 466 466 455 + 456 + 467 467 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 468 468 459 + 469 469 **LT22222-L**: This mode the DI1 is used as a counting pin. 470 470 471 471 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. ... ... @@ -472,6 +472,7 @@ 472 472 473 473 [[image:image-20220523181903-8.png]] 474 474 466 + 475 475 ((( 476 476 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 477 477 ))) ... ... @@ -487,6 +487,8 @@ 487 487 ))) 488 488 489 489 ((( 482 + 483 + 490 490 **To use this mode, please run:** 491 491 ))) 492 492 ... ... @@ -494,25 +494,20 @@ 494 494 ((( 495 495 ((( 496 496 **AT+MOD=4** 497 -))) 498 -))) 499 499 500 -(% class="box infomessage" %) 501 -((( 502 -((( 503 503 **ATZ** 504 504 ))) 505 505 ))) 506 506 507 -((( 508 - 509 -))) 510 510 497 + 511 511 ((( 512 512 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 513 513 ))) 514 514 515 515 ((( 503 + 504 + 516 516 **Plus below command for AVI1 Counting:** 517 517 ))) 518 518 ... ... @@ -519,28 +519,13 @@ 519 519 (% class="box infomessage" %) 520 520 ((( 521 521 ((( 522 -**AT+SETCNT=3,60 (set AVI Count to 60)** 523 -))) 524 -))) 511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 525 525 526 -(% class="box infomessage" %) 527 -((( 528 -((( 529 -**AT+VOLMAX=20000 (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 530 -))) 531 -))) 513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 532 532 533 -(% class="box infomessage" %) 534 -((( 535 -((( 536 -**AT+VOLMAX=20000,0 (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 537 -))) 538 -))) 515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 539 539 540 -(% class="box infomessage" %) 541 -((( 542 -((( 543 -**AT+VOLMAX=20000,1 (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 517 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 544 544 ))) 545 545 ))) 546 546 ... ... @@ -547,11 +547,14 @@ 547 547 548 548 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 549 549 524 + 550 550 **LT22222-L**: This mode the DI1 is used as a counting pin. 551 551 552 552 [[image:image-20220523182334-9.png]] 553 553 554 554 ((( 530 + 531 + 555 555 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 556 556 ))) 557 557 ... ... @@ -566,6 +566,8 @@ 566 566 ))) 567 567 568 568 ((( 546 + 547 + 569 569 **To use this mode, please run:** 570 570 ))) 571 571 ... ... @@ -573,12 +573,7 @@ 573 573 ((( 574 574 ((( 575 575 **AT+MOD=5** 576 -))) 577 -))) 578 578 579 -(% class="box infomessage" %) 580 -((( 581 -((( 582 582 **ATZ** 583 583 ))) 584 584 ))) ... ... @@ -585,12 +585,13 @@ 585 585 586 586 ((( 587 587 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 588 - 589 - 590 590 ))) 591 591 564 + 565 + 592 592 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 593 593 568 + 594 594 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 595 595 596 596 For example, if user has configured below commands: ... ... @@ -603,7 +603,7 @@ 603 603 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 604 604 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.** 605 605 606 -**AT Command to set Trigger Condition**: 581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**: 607 607 608 608 (% style="color:#4f81bd" %)**Trigger base on voltage**: 609 609 ... ... @@ -616,6 +616,7 @@ 616 616 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 617 617 618 618 594 + 619 619 (% style="color:#4f81bd" %)**Trigger base on current**: 620 620 621 621 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -625,6 +625,7 @@ 625 625 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 626 626 627 627 604 + 628 628 (% style="color:#4f81bd" %)**Trigger base on DI status**: 629 629 630 630 DI status trigger Flag. ... ... @@ -631,12 +631,13 @@ 631 631 632 632 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 633 633 611 + 634 634 **Example:** 635 635 636 636 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 637 637 638 638 639 -**Downlink Command to set Trigger Condition** 617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:** 640 640 641 641 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 642 642 ... ... @@ -654,14 +654,18 @@ 654 654 655 655 Yy4 yy4: AC2 or AV2 high limit. 656 656 635 + 657 657 **Example1**: AA 00 13 88 00 00 00 00 00 00 658 658 659 659 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 660 660 640 + 661 661 **Example2**: AA 02 01 00 662 662 663 663 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 664 664 645 + 646 + 665 665 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 666 666 667 667 MOD6 Payload : total 11 bytes payload ... ... @@ -668,6 +668,7 @@ 668 668 669 669 [[image:image-20220524085923-1.png]] 670 670 653 + 671 671 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 672 672 673 673 [[image:image-20220524090106-2.png]] ... ... @@ -712,14 +712,18 @@ 712 712 When device got this command, it will send the MOD6 payload. 713 713 714 714 698 + 715 715 === 3.3.7 Payload Decoder === 716 716 717 717 ((( 702 + 703 + 718 718 **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/]] 719 719 720 720 721 721 ))) 722 722 709 + 723 723 == 3.4 Configure LT via AT or Downlink == 724 724 725 725 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -732,11 +732,14 @@ 732 732 733 733 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 734 734 722 + 723 + 735 735 === 3.4.1 Common Commands === 736 736 737 737 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]] 738 738 739 739 729 + 740 740 === 3.4.2 Sensor related commands === 741 741 742 742 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -743,7 +743,7 @@ 743 743 744 744 Set device uplink interval. 745 745 746 -* AT Command: 736 +* (% style="color:#037691" %)**AT Command:** 747 747 748 748 (% class="box infomessage" %) 749 749 ((( ... ... @@ -752,8 +752,9 @@ 752 752 753 753 **Example: **AT+TDC=30000. Means set interval to 30 seconds 754 754 755 -* Downlink Payload (prefix 0x01): 756 756 746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 747 + 757 757 (% class="box infomessage" %) 758 758 ((( 759 759 **0x01 aa bb cc ~/~/ Same as AT+TDC=0x(aa bb cc)** ... ... @@ -760,11 +760,12 @@ 760 760 ))) 761 761 762 762 754 + 763 763 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 764 764 765 765 Set work mode. 766 766 767 -* AT Command: 759 +* (% style="color:#037691" %)**AT Command:** 768 768 769 769 (% class="box infomessage" %) 770 770 ((( ... ... @@ -773,8 +773,9 @@ 773 773 774 774 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 775 775 776 -* Downlink Payload (prefix 0x0A): 777 777 769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 770 + 778 778 (% class="box infomessage" %) 779 779 ((( 780 780 **0x0A aa ~/~/ Same as AT+MOD=aa** ... ... @@ -781,14 +781,16 @@ 781 781 ))) 782 782 783 783 777 + 784 784 ==== 3.4.2.3 Poll an uplink ==== 785 785 786 -* AT Command: 780 +* (% style="color:#037691" %)AT Command: 787 787 788 788 There is no AT Command to poll uplink 789 789 790 -* Downlink Payload (prefix 0x08): 791 791 785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08): 786 + 792 792 (% class="box infomessage" %) 793 793 ((( 794 794 **0x08 FF ~/~/ Poll an uplink,** ... ... @@ -797,11 +797,12 @@ 797 797 **Example**: 0x08FF, ask device to send an Uplink 798 798 799 799 795 + 800 800 ==== 3.4.2.4 Enable Trigger Mode ==== 801 801 802 802 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 803 803 804 -* AT Command: 800 +* (% style="color:#037691" %)AT Command: 805 805 806 806 (% class="box infomessage" %) 807 807 ((( ... ... @@ -812,8 +812,9 @@ 812 812 813 813 0: Disable Trigger Mode 814 814 815 -* Downlink Payload (prefix 0x0A 06): 816 816 812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06): 813 + 817 817 (% class="box infomessage" %) 818 818 ((( 819 819 **0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** ... ... @@ -820,16 +820,18 @@ 820 820 ))) 821 821 822 822 820 + 823 823 ==== 3.4.2.5 Poll trigger settings ==== 824 824 825 825 Poll trigger settings, 826 826 827 -* AT Command: 825 +* (% style="color:#037691" %)AT Command: 828 828 829 829 There is no AT Command for this feature. 830 830 831 -* Downlink Payload (prefix 0x AB 06): 832 832 830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06): 831 + 833 833 (% class="box infomessage" %) 834 834 ((( 835 835 **0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** ... ... @@ -836,11 +836,12 @@ 836 836 ))) 837 837 838 838 838 + 839 839 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 840 840 841 841 Enable Disable DI1/DI2/DI2 as trigger, 842 842 843 -* AT Command: 843 +* (% style="color:#037691" %)AT Command: 844 844 845 845 (% class="box infomessage" %) 846 846 ((( ... ... @@ -847,11 +847,12 @@ 847 847 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 848 848 ))) 849 849 850 + 850 850 **Example:** 851 851 852 852 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 853 853 854 -* Downlink Payload (prefix 0xAA 02): 855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02): 855 855 856 856 (% class="box infomessage" %) 857 857 ((( ... ... @@ -859,11 +859,12 @@ 859 859 ))) 860 860 861 861 863 + 862 862 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 863 863 864 864 Set DI1 or DI3(for LT-33222-L) trigger. 865 865 866 -* AT Command: 868 +* (% style="color:#037691" %)AT Command: 867 867 868 868 (% class="box infomessage" %) 869 869 ((( ... ... @@ -874,12 +874,14 @@ 874 874 875 875 b : delay timing. 876 876 879 + 877 877 **Example:** 878 878 879 879 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 880 880 881 -* Downlink Payload (prefix 0x09 01 ): 882 882 885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ): 886 + 883 883 (% class="box infomessage" %) 884 884 ((( 885 885 **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** ... ... @@ -886,11 +886,12 @@ 886 886 ))) 887 887 888 888 893 + 889 889 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 890 890 891 891 Set DI2 trigger. 892 892 893 -* AT Command: 898 +* (% style="color:#037691" %)AT Command: 894 894 895 895 (% class="box infomessage" %) 896 896 ((( ... ... @@ -901,12 +901,14 @@ 901 901 902 902 b : delay timing. 903 903 909 + 904 904 **Example:** 905 905 906 906 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 907 907 908 -* Downlink Payload (prefix 0x09 02 ): 909 909 915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ): 916 + 910 910 (% class="box infomessage" %) 911 911 ((( 912 912 **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** ... ... @@ -913,11 +913,12 @@ 913 913 ))) 914 914 915 915 923 + 916 916 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 917 917 918 918 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 919 919 920 -* AT Command: 928 +* (% style="color:#037691" %)AT Command: 921 921 922 922 (% class="box infomessage" %) 923 923 ((( ... ... @@ -924,8 +924,9 @@ 924 924 **AT+ACLIM. ** 925 925 ))) 926 926 927 -* Downlink Payload (prefix 0xAA 01 ): 928 928 936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ): 937 + 929 929 (% class="box infomessage" %) 930 930 ((( 931 931 **0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** ... ... @@ -932,11 +932,12 @@ 932 932 ))) 933 933 934 934 944 + 935 935 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 936 936 937 937 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 938 938 939 -* AT Command: 949 +* (% style="color:#037691" %)AT Command: 940 940 941 941 (% class="box infomessage" %) 942 942 ((( ... ... @@ -943,8 +943,9 @@ 943 943 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 944 944 ))) 945 945 946 -* Downlink Payload (prefix 0xAA 00 ): 947 947 957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ): 958 + 948 948 (% class="box infomessage" %) 949 949 ((( 950 950 **0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ** ... ... @@ -951,11 +951,12 @@ 951 951 ))) 952 952 953 953 965 + 954 954 ==== 3.4.2.11 Trigger – Set minimum interval ==== 955 955 956 956 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. 957 957 958 -* AT Command: 970 +* (% style="color:#037691" %)AT Command: 959 959 960 960 (% class="box infomessage" %) 961 961 ((( ... ... @@ -962,8 +962,9 @@ 962 962 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 963 963 ))) 964 964 965 -* Downlink Payload (prefix 0xAC ): 966 966 978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ): 979 + 967 967 (% class="box infomessage" %) 968 968 ((( 969 969 **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min)** ... ... @@ -970,14 +970,16 @@ 970 970 ))) 971 971 972 972 986 + 973 973 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 974 974 975 -* AT Command: 989 +* (% style="color:#037691" %)AT Command: 976 976 977 977 There is no AT Command to control Digital Output 978 978 979 -* Downlink Payload (prefix 0x02): 980 980 994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02): 995 + 981 981 (% class="box infomessage" %) 982 982 ((( 983 983 **0x02 aa bb cc ~/~/ Set DO1/DO2/DO3 output** ... ... @@ -1002,14 +1002,16 @@ 1002 1002 ))) 1003 1003 1004 1004 1020 + 1005 1005 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1006 1006 1007 -* AT Command: 1023 +* (% style="color:#037691" %)AT Command: 1008 1008 1009 1009 There is no AT Command to control Digital Output 1010 1010 1011 -* Downlink Payload (prefix 0xA9): 1012 1012 1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9): 1029 + 1013 1013 (% class="box infomessage" %) 1014 1014 ((( 1015 1015 ((( ... ... @@ -1027,18 +1027,22 @@ 1027 1027 1028 1028 00: DO pins will change to an inverter state after timeout 1029 1029 1047 + 1030 1030 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1031 1031 1032 1032 [[image:image-20220524093238-6.png]] 1033 1033 1052 + 1034 1034 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1035 1035 1036 1036 [[image:image-20220524093328-7.png]] 1037 1037 1057 + 1038 1038 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1039 1039 1040 1040 [[image:image-20220524093351-8.png]] 1041 1041 1062 + 1042 1042 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1043 1043 1044 1044 Latching time. Unit: ms ... ... @@ -1045,6 +1045,7 @@ 1045 1045 1046 1046 Device will upload a packet if downlink code executes successfully. 1047 1047 1069 + 1048 1048 **Example payload:** 1049 1049 1050 1050 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1064,14 +1064,16 @@ 1064 1064 DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low 1065 1065 1066 1066 1067 -=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1068 1068 1069 - *ATCommand:1090 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1070 1070 1092 +* (% style="color:#037691" %)AT Command: 1093 + 1071 1071 There is no AT Command to control Relay Output 1072 1072 1073 -* Downlink Payload (prefix 0x03): 1074 1074 1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03): 1098 + 1075 1075 (% class="box infomessage" %) 1076 1076 ((( 1077 1077 **0x03 aa bb ~/~/ Set RO1/RO2 output** ... ... @@ -1092,14 +1092,16 @@ 1092 1092 Device will upload a packet if downlink code executes successfully. 1093 1093 1094 1094 1119 + 1095 1095 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1096 1096 1097 -* AT Command: 1122 +* (% style="color:#037691" %)AT Command: 1098 1098 1099 1099 There is no AT Command to control Relay Output 1100 1100 1101 -* Downlink Payload (prefix 0x05): 1102 1102 1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05): 1128 + 1103 1103 (% class="box infomessage" %) 1104 1104 ((( 1105 1105 **0x05 aa bb cc dd ~/~/ Set RO1/RO2 relay with time control:** ... ... @@ -1115,14 +1115,17 @@ 1115 1115 1116 1116 00: Relays will change to an inverter state after timeout 1117 1117 1144 + 1118 1118 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1119 1119 1120 1120 [[image:image-20220524093831-10.png]] 1121 1121 1149 + 1122 1122 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1123 1123 1124 1124 Device will upload a packet if downlink code executes successfully. 1125 1125 1154 + 1126 1126 **Example payload:** 1127 1127 1128 1128 **~1. 05 01 11 07 D0** ... ... @@ -1142,33 +1142,27 @@ 1142 1142 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1143 1143 1144 1144 1174 + 1145 1145 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1146 1146 1147 1147 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1148 1148 1149 -* AT Command: 1179 +* (% style="color:#037691" %)**AT Command:** 1150 1150 1151 -(% class="box infomessage" %) 1152 -((( 1153 -**AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1154 -))) 1181 +(% style="color:#037691" %)****(%%)**AT+VOLMAX ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1155 1155 1156 -* Downlink Payload (prefix 0xA5): 1157 1157 1158 -(% class="box infomessage" %) 1159 -((( 1160 -**0xA5 aa bb cc ~/~/ Same as AT+VOLMAX=(aa bb),cc** 1161 -))) 1184 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1162 1162 1186 +**0xA5 aa bb cc **~/~/ Same as AT+VOLMAX=(aa bb),cc 1163 1163 1188 + 1189 + 1164 1164 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1165 1165 1166 -* AT Command: 1192 +* (% style="color:#037691" %)**AT Command:** 1167 1167 1168 -(% class="box infomessage" %) 1169 -((( 1170 -**AT+SETCNT=aa,(bb cc dd ee) ** 1171 -))) 1194 +(% style="color:#037691" %)****(%%)**AT+SETCNT=aa,(bb cc dd ee) ** 1172 1172 1173 1173 aa: 1: Set count1, 1174 1174 ... ... @@ -1178,49 +1178,39 @@ 1178 1178 1179 1179 Bb cc dd ee: number to be set 1180 1180 1181 -* Downlink Payload (prefix 0xA8): 1182 1182 1183 -(% class="box infomessage" %) 1184 -((( 1185 -**0x A8 aa bb cc dd ee ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)** 1186 -))) 1205 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):** 1187 1187 1207 +**0x A8 aa bb cc dd ee **~/~/ same as AT+SETCNT=aa,(bb cc dd ee) 1188 1188 1209 + 1210 + 1189 1189 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1190 1190 1191 1191 Clear counting for counting mode 1192 1192 1193 -* AT Command: 1215 +* (% style="color:#037691" %)**AT Command:** 1194 1194 1195 -(% class="box infomessage" %) 1196 -((( 1197 -**AT+CLRCOUNT ~/~/ clear all counting** 1198 -))) 1217 +(% style="color:#037691" %)(%%)**AT+CLRCOUNT ** ~/~/ clear all counting 1199 1199 1200 -* Downlink Payload (prefix 0xA6): 1201 1201 1202 -(% class="box infomessage" %) 1203 -((( 1204 -**0x A6 01 ~/~/ clear all counting,** 1205 -))) 1220 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1206 1206 1222 +**0x A6 01 ** ~/~/ clear all counting 1207 1207 1224 + 1225 + 1208 1208 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1209 1209 1210 -* AT Command: 1228 +* (% style="color:#037691" %)**AT Command:** 1211 1211 1212 -(% class="box infomessage" %) 1213 -((( 1214 -**AT+COUTIME=60 ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)** 1215 -))) 1230 +**AT+COUTIME=60 **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30) 1216 1216 1217 -* Downlink Payload (prefix 0xA7): 1218 1218 1219 -(% class="box infomessage" %) 1220 -((( 1221 -**0x A7 aa bb cc ~/~/ same as AT+COUTIME =aa bb cc,** 1222 -))) 1233 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):** 1223 1223 1235 +**0x A7 aa bb cc **~/~/ same as AT+COUTIME =aa bb cc, 1236 + 1224 1224 ((( 1225 1225 range: aa bb cc:0 to 16777215, (unit:second) 1226 1226 ... ... @@ -1227,16 +1227,17 @@ 1227 1227 1228 1228 ))) 1229 1229 1243 + 1230 1230 == 3.5 Integrate with Mydevice == 1231 1231 1232 1232 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: 1233 1233 1234 1234 ((( 1235 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1249 +(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1236 1236 ))) 1237 1237 1238 1238 ((( 1239 -**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: 1253 +(% 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: 1240 1240 ))) 1241 1241 1242 1242 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1243,12 +1243,13 @@ 1243 1243 1244 1244 [[image:image-20220524094641-11.png||height="390" width="723"]] 1245 1245 1260 + 1246 1246 [[image:image-20220524094641-12.png||height="402" width="718"]] 1247 1247 1248 1248 1249 -**Step 3**: Create an account or log in Mydevices. 1264 +(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. 1250 1250 1251 -**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1266 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1252 1252 1253 1253 Search under The things network 1254 1254 ... ... @@ -1255,19 +1255,25 @@ 1255 1255 [[image:1653356838789-523.png||height="337" width="740"]] 1256 1256 1257 1257 1273 + 1258 1258 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1259 1259 1260 1260 [[image:image-20220524094909-1.png||height="335" width="729"]] 1261 1261 1278 + 1262 1262 [[image:image-20220524094909-2.png||height="337" width="729"]] 1263 1263 1281 + 1264 1264 [[image:image-20220524094909-3.png||height="338" width="727"]] 1265 1265 1284 + 1266 1266 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1267 1267 1287 + 1268 1268 [[image:image-20220524094909-5.png||height="341" width="734"]] 1269 1269 1270 1270 1291 + 1271 1271 == 3.6 Interface Detail == 1272 1272 1273 1273 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1277,6 +1277,7 @@ 1277 1277 [[image:1653356991268-289.png]] 1278 1278 1279 1279 1301 + 1280 1280 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1281 1281 1282 1282 ((( ... ... @@ -1302,7 +1302,7 @@ 1302 1302 ))) 1303 1303 1304 1304 ((( 1305 -**Example1**: Connect to a Low active sensor. 1327 +(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor. 1306 1306 ))) 1307 1307 1308 1308 ((( ... ... @@ -1333,7 +1333,7 @@ 1333 1333 ))) 1334 1334 1335 1335 ((( 1336 -**Example2**: Connect to a High active sensor. 1358 +(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor. 1337 1337 ))) 1338 1338 1339 1339 ((( ... ... @@ -1364,7 +1364,7 @@ 1364 1364 ))) 1365 1365 1366 1366 ((( 1367 -**Example3**: Connect to a 220v high active sensor. 1389 +(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor. 1368 1368 ))) 1369 1369 1370 1370 ((( ... ... @@ -1391,6 +1391,7 @@ 1391 1391 ))) 1392 1392 1393 1393 1416 + 1394 1394 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1395 1395 1396 1396 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1398,12 +1398,14 @@ 1398 1398 [[image:1653357531600-905.png]] 1399 1399 1400 1400 1424 + 1401 1401 === 3.6.4 Analog Input Interface === 1402 1402 1403 1403 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: 1404 1404 1405 -**AC2 = (IN2 voltage )/12** 1406 1406 1430 +(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1431 + 1407 1407 [[image:1653357592296-182.png]] 1408 1408 1409 1409 Example to connect a 4~~20mA sensor ... ... @@ -1410,22 +1410,24 @@ 1410 1410 1411 1411 We take the wind speed sensor as an example for reference only. 1412 1412 1413 -Specifications of the wind speed sensor: 1414 1414 1415 - Red:12~~24v1439 +**Specifications of the wind speed sensor:** 1416 1416 1417 - Yellow:4~~20mA1441 +Red: 12~~24v 1418 1418 1419 - Black:GND1443 +Yellow: 4~~20mA 1420 1420 1445 +Black: GND 1421 1421 1422 -Connection diagram: 1423 1423 1448 +**Connection diagram:** 1449 + 1424 1424 [[image:1653357640609-758.png]] 1425 1425 1426 1426 [[image:1653357648330-671.png||height="155" width="733"]] 1427 1427 1428 1428 1455 + 1429 1429 === 3.6.5 Relay Output === 1430 1430 1431 1431 ((( ... ... @@ -1437,6 +1437,7 @@ 1437 1437 [[image:image-20220524100215-10.png||height="382" width="723"]] 1438 1438 1439 1439 1467 + 1440 1440 == 3.7 LEDs Indicators == 1441 1441 1442 1442 [[image:image-20220524100748-11.png]] ... ... @@ -1450,6 +1450,7 @@ 1450 1450 1451 1451 [[image:1653358238933-385.png]] 1452 1452 1481 + 1453 1453 ((( 1454 1454 In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below: 1455 1455 ))) ... ... @@ -1456,6 +1456,7 @@ 1456 1456 1457 1457 [[image:1653358355238-883.png]] 1458 1458 1488 + 1459 1459 ((( 1460 1460 More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1461 1461 ))) ... ... @@ -1646,12 +1646,16 @@ 1646 1646 1647 1647 ))) 1648 1648 1679 + 1680 + 1649 1649 == 4.2 Common AT Command Sequence == 1650 1650 1651 1651 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1652 1652 1653 1653 ((( 1654 -If device has not joined network yet: 1686 + 1687 + 1688 +**If device has not joined network yet:** 1655 1655 ))) 1656 1656 1657 1657 ((( ... ... @@ -1676,7 +1676,7 @@ 1676 1676 1677 1677 1678 1678 ((( 1679 -If device already joined network: 1713 +**If device already joined network:** 1680 1680 ))) 1681 1681 1682 1682 ((( ... ... @@ -1689,10 +1689,14 @@ 1689 1689 1690 1690 ))) 1691 1691 1726 + 1727 + 1692 1692 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1693 1693 1694 1694 ((( 1695 -(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1731 + 1732 + 1733 +(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1696 1696 ))) 1697 1697 1698 1698 ((( ... ... @@ -1700,7 +1700,7 @@ 1700 1700 ))) 1701 1701 1702 1702 ((( 1703 -(% style="background-color:#dcdcdc" %) 123456(%%) 1741 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1704 1704 ))) 1705 1705 1706 1706 ((( ... ... @@ -1708,39 +1708,41 @@ 1708 1708 ))) 1709 1709 1710 1710 ((( 1711 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1749 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1712 1712 ))) 1713 1713 1714 1714 ((( 1715 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1753 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1716 1716 ))) 1717 1717 1718 1718 ((( 1719 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1757 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1720 1720 ))) 1721 1721 1722 1722 ((( 1723 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1761 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1724 1724 ))) 1725 1725 1726 1726 ((( 1727 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1765 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1728 1728 ))) 1729 1729 1730 1730 ((( 1731 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1769 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1732 1732 ))) 1733 1733 1734 1734 ((( 1735 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1773 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1736 1736 ))) 1737 1737 1738 1738 ((( 1739 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1777 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1740 1740 ))) 1741 1741 1742 1742 ((( 1743 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1781 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1782 + 1783 + 1744 1744 ))) 1745 1745 1746 1746 ((( ... ... @@ -1762,6 +1762,7 @@ 1762 1762 1763 1763 ))) 1764 1764 1805 + 1765 1765 === 4.2.3 Change to Class A === 1766 1766 1767 1767 If sensor JOINED ... ... @@ -1773,19 +1773,25 @@ 1773 1773 1774 1774 == 5.1 How to upgrade the image? == 1775 1775 1817 + 1776 1776 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1777 1777 1778 1778 * Support new features 1779 1779 * For bug fix 1780 1780 * Change LoRaWAN bands. 1823 + 1781 1781 Below shows the hardware connection for how to upload an image to the LT: 1782 -* [[image:1653359603330-121.png]] 1783 1783 1826 +[[image:1653359603330-121.png]] 1827 + 1828 + 1784 1784 ((( 1785 -**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 1786 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1787 -**Step3: **Open flashloader; choose the correct COM port to update. 1788 -**For LT-22222-L**: 1830 +(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 1831 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1832 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1833 + 1834 + 1835 +(% style="color:blue" %)**For LT-22222-L**(%%): 1789 1789 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. 1790 1790 ))) 1791 1791 ... ... @@ -1795,6 +1795,7 @@ 1795 1795 1796 1796 [[image:image-20220524104033-15.png]] 1797 1797 1845 + 1798 1798 (% 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: 1799 1799 1800 1800 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1802,6 +1802,8 @@ 1802 1802 1803 1803 ((( 1804 1804 ((( 1853 + 1854 + 1805 1805 == 5.2 How to change the LoRa Frequency Bands/Region? == 1806 1806 ))) 1807 1807 ))) ... ... @@ -1808,11 +1808,11 @@ 1808 1808 1809 1809 ((( 1810 1810 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1811 - 1812 - 1813 1813 ))) 1814 1814 1815 1815 ((( 1864 + 1865 + 1816 1816 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1817 1817 ))) 1818 1818 ... ... @@ -1825,6 +1825,8 @@ 1825 1825 ((( 1826 1826 ((( 1827 1827 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1878 + 1879 + 1828 1828 ))) 1829 1829 ))) 1830 1830 ... ... @@ -1840,23 +1840,25 @@ 1840 1840 (% 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. 1841 1841 ))) 1842 1842 1895 + 1843 1843 ((( 1844 1844 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1845 1845 ))) 1846 1846 1847 1847 ((( 1848 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1849 -(% style="background-color:#dcdcdc" %)AT+FDR 1850 -(% style="background-color:#dcdcdc" %)123456 1851 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1852 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1853 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1854 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 1855 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 1856 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1857 -(% style="background-color:#dcdcdc" %)ATZ 1901 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1902 +(% style="background-color:#dcdcdc" %)AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1903 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1904 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode 1905 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off 1906 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1907 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1908 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1909 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1910 +(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 1858 1858 ))) 1859 1859 1913 + 1860 1860 ((( 1861 1861 As shown in below: 1862 1862 ))) ... ... @@ -1873,11 +1873,19 @@ 1873 1873 == 5.5 Can i use point to point communication for LT-22222-L? == 1874 1874 1875 1875 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1876 - 1877 - 1878 1878 ))) 1879 1879 1880 1880 ((( 1933 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? == 1934 + 1935 +If the device is not shut down, but directly powered off. 1936 + 1937 +It will default that this is a power-off state. 1938 + 1939 +In modes 2 to 5, DO RO status and pulse count are saved in flash. 1940 + 1941 +After restart, the status before power failure will be read from flash. 1942 + 1881 1881 = 6. Trouble Shooting = 1882 1882 ))) 1883 1883 ... ... @@ -1889,11 +1889,11 @@ 1889 1889 1890 1890 ((( 1891 1891 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1892 - 1893 - 1894 1894 ))) 1895 1895 1896 1896 ((( 1957 + 1958 + 1897 1897 == 6.2 Have trouble to upload image. == 1898 1898 ))) 1899 1899 ... ... @@ -1903,9 +1903,7 @@ 1903 1903 1904 1904 ((( 1905 1905 1906 -))) 1907 1907 1908 -((( 1909 1909 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1910 1910 ))) 1911 1911 ... ... @@ -1913,147 +1913,55 @@ 1913 1913 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1914 1914 ))) 1915 1915 1916 -((( 1917 - 1918 -))) 1919 1919 1920 - (((1977 + 1921 1921 = 7. Order Info = 1922 -))) 1923 1923 1924 -((( 1925 -((( 1980 + 1926 1926 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1927 -))) 1928 -))) 1929 1929 1930 -((( 1931 -((( 1983 + 1932 1932 (% style="color:#4f81bd" %)**XXX:** 1933 -))) 1934 -))) 1935 1935 1936 -((( 1937 -* ((( 1938 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1939 -))) 1940 -))) 1986 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1987 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1988 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1989 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1990 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1991 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1992 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1993 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1994 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1941 1941 1942 -((( 1943 -* ((( 1944 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1945 -))) 1946 -))) 1947 - 1948 -((( 1949 -* ((( 1950 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1951 -))) 1952 -))) 1953 - 1954 -((( 1955 -* ((( 1956 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1957 -))) 1958 -))) 1959 - 1960 -((( 1961 -* ((( 1962 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1963 -))) 1964 -))) 1965 - 1966 -((( 1967 -* ((( 1968 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1969 -))) 1970 -))) 1971 - 1972 -((( 1973 -* ((( 1974 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1975 -))) 1976 -))) 1977 - 1978 -((( 1979 -* ((( 1980 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1981 -))) 1982 -))) 1983 - 1984 -((( 1985 -* ((( 1986 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1987 - 1988 - 1989 -))) 1990 - 1991 1991 = 8. Packing Info = 1992 -))) 1993 1993 1994 -((( 1995 -((( 1998 + 1996 1996 **Package Includes**: 1997 -))) 1998 -))) 1999 1999 2000 -((( 2001 -((( 2002 2002 * LT-22222-L I/O Controller x 1 2003 2003 * Stick Antenna for LoRa RF part x 1 2004 2004 * Bracket for controller x1 2005 2005 * Program cable x 1 2006 -))) 2007 -))) 2008 2008 2009 -((( 2010 -((( 2011 2011 **Dimension and weight**: 2012 -))) 2013 -))) 2014 2014 2015 -((( 2016 -((( 2017 2017 * Device Size: 13.5 x 7 x 3 cm 2018 2018 * Device Weight: 105g 2019 2019 * Package Size / pcs : 14.5 x 8 x 5 cm 2020 2020 * Weight / pcs : 170g 2021 2021 2022 - 2023 -))) 2024 -))) 2025 - 2026 -((( 2027 2027 = 9. Support = 2028 -))) 2029 2029 2030 2030 * ((( 2031 -((( 2032 2032 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. 2033 2033 ))) 2034 -))) 2035 2035 * ((( 2036 -((( 2037 -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 2019 +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]] 2038 2038 ))) 2039 -))) 2040 2040 2041 -((( 2042 -((( 2043 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2044 - 2045 - 2046 -))) 2047 - 2048 -((( 2049 2049 = 10. Reference = 2050 2050 2051 -* Product Page: 2052 - 2053 -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]] 2054 - 2024 +* 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]] 2055 2055 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2056 2056 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2057 2057 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2058 -))) 2059 -)))