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 ... ... @@ -203,7 +203,6 @@ 203 203 ))) 204 204 205 205 206 - 207 207 = 2. Power ON Device = 208 208 209 209 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. ... ... @@ -226,12 +226,9 @@ 226 226 227 227 ((( 228 228 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. 229 - 230 - 231 231 ))) 232 232 233 233 234 - 235 235 == 3.2 Example to join LoRaWAN network == 236 236 237 237 ((( ... ... @@ -240,12 +240,13 @@ 240 240 241 241 [[image:image-20220523172350-1.png||height="266" width="864"]] 242 242 244 + 243 243 ((( 244 244 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: 245 245 ))) 246 246 247 247 ((( 248 -**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. 249 249 ))) 250 250 251 251 ((( ... ... @@ -254,6 +254,7 @@ 254 254 255 255 [[image:1653297924498-393.png]] 256 256 259 + 257 257 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 258 258 259 259 Add APP EUI in the application. ... ... @@ -267,7 +267,7 @@ 267 267 268 268 269 269 ((( 270 -**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. 271 271 ))) 272 272 273 273 [[image:1653298044601-602.png||height="405" width="709"]] ... ... @@ -294,6 +294,8 @@ 294 294 [[image:image-20220523174024-3.png]] 295 295 296 296 ((( 300 + 301 + 297 297 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 298 298 ))) 299 299 ... ... @@ -307,6 +307,7 @@ 307 307 308 308 For example if payload is: [[image:image-20220523175847-2.png]] 309 309 315 + 310 310 **The value for the interface is: ** 311 311 312 312 AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V ... ... @@ -337,8 +337,11 @@ 337 337 ** DO1 is high in case there is load between DO1 and V+. 338 338 ** DO1 LED is off in both case 339 339 346 + 347 + 340 340 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 341 341 350 + 342 342 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 343 343 344 344 ((( ... ... @@ -347,6 +347,7 @@ 347 347 348 348 [[image:image-20220523180452-3.png]] 349 349 359 + 350 350 ((( 351 351 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 352 352 ))) ... ... @@ -362,6 +362,8 @@ 362 362 ))) 363 363 364 364 ((( 375 + 376 + 365 365 **To use counting mode, please run:** 366 366 ))) 367 367 ... ... @@ -369,17 +369,14 @@ 369 369 ((( 370 370 ((( 371 371 **AT+MOD=2** 372 -))) 373 -))) 374 374 375 -(% class="box infomessage" %) 376 -((( 377 -((( 378 378 **ATZ** 379 379 ))) 380 380 ))) 381 381 382 382 ((( 390 + 391 + 383 383 (% style="color:#4f81bd" %)**AT Commands for counting:** 384 384 ))) 385 385 ... ... @@ -391,45 +391,21 @@ 391 391 ((( 392 392 ((( 393 393 **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) ** 394 -))) 395 -))) 396 396 397 -(% class="box infomessage" %) 398 -((( 399 -((( 400 400 **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) ** 401 -))) 402 -))) 403 403 404 -(% class="box infomessage" %) 405 -((( 406 -((( 407 407 **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) ** 408 -))) 409 -))) 410 410 411 -(% class="box infomessage" %) 412 -((( 413 -((( 414 414 **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) ** 415 -))) 416 -))) 417 417 418 -(% class="box infomessage" %) 419 -((( 420 -((( 421 421 **AT+SETCNT=1,60 (Set COUNT1 value to 60)** 422 -))) 423 -))) 424 424 425 -(% class="box infomessage" %) 426 -((( 427 -((( 428 428 **AT+SETCNT=2,60 (Set COUNT2 value to 60)** 429 429 ))) 430 430 ))) 431 431 432 432 417 + 433 433 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 434 434 435 435 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -458,12 +458,7 @@ 458 458 ((( 459 459 ((( 460 460 **AT+MOD=3** 461 -))) 462 -))) 463 463 464 -(% class="box infomessage" %) 465 -((( 466 -((( 467 467 **ATZ** 468 468 ))) 469 469 ))) ... ... @@ -470,12 +470,13 @@ 470 470 471 471 ((( 472 472 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 473 - 474 - 475 475 ))) 476 476 455 + 456 + 477 477 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 478 478 459 + 479 479 **LT22222-L**: This mode the DI1 is used as a counting pin. 480 480 481 481 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. ... ... @@ -482,6 +482,7 @@ 482 482 483 483 [[image:image-20220523181903-8.png]] 484 484 466 + 485 485 ((( 486 486 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 487 487 ))) ... ... @@ -497,6 +497,8 @@ 497 497 ))) 498 498 499 499 ((( 482 + 483 + 500 500 **To use this mode, please run:** 501 501 ))) 502 502 ... ... @@ -504,25 +504,20 @@ 504 504 ((( 505 505 ((( 506 506 **AT+MOD=4** 507 -))) 508 -))) 509 509 510 -(% class="box infomessage" %) 511 -((( 512 -((( 513 513 **ATZ** 514 514 ))) 515 515 ))) 516 516 517 -((( 518 - 519 -))) 520 520 497 + 521 521 ((( 522 522 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 523 523 ))) 524 524 525 525 ((( 503 + 504 + 526 526 **Plus below command for AVI1 Counting:** 527 527 ))) 528 528 ... ... @@ -529,28 +529,13 @@ 529 529 (% class="box infomessage" %) 530 530 ((( 531 531 ((( 532 -**AT+SETCNT=3,60 (set AVI Count to 60)** 533 -))) 534 -))) 511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 535 535 536 -(% class="box infomessage" %) 537 -((( 538 -((( 539 -**AT+VOLMAX=20000 (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 540 -))) 541 -))) 513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 542 542 543 -(% class="box infomessage" %) 544 -((( 545 -((( 546 -**AT+VOLMAX=20000,0 (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 547 -))) 548 -))) 515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 549 549 550 -(% class="box infomessage" %) 551 -((( 552 -((( 553 -**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)** 554 554 ))) 555 555 ))) 556 556 ... ... @@ -557,11 +557,14 @@ 557 557 558 558 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 559 559 524 + 560 560 **LT22222-L**: This mode the DI1 is used as a counting pin. 561 561 562 562 [[image:image-20220523182334-9.png]] 563 563 564 564 ((( 530 + 531 + 565 565 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 566 566 ))) 567 567 ... ... @@ -576,6 +576,8 @@ 576 576 ))) 577 577 578 578 ((( 546 + 547 + 579 579 **To use this mode, please run:** 580 580 ))) 581 581 ... ... @@ -583,12 +583,7 @@ 583 583 ((( 584 584 ((( 585 585 **AT+MOD=5** 586 -))) 587 -))) 588 588 589 -(% class="box infomessage" %) 590 -((( 591 -((( 592 592 **ATZ** 593 593 ))) 594 594 ))) ... ... @@ -595,12 +595,13 @@ 595 595 596 596 ((( 597 597 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 598 - 599 - 600 600 ))) 601 601 564 + 565 + 602 602 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 603 603 568 + 604 604 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 605 605 606 606 For example, if user has configured below commands: ... ... @@ -613,7 +613,7 @@ 613 613 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 614 614 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.** 615 615 616 -**AT Command to set Trigger Condition**: 581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**: 617 617 618 618 (% style="color:#4f81bd" %)**Trigger base on voltage**: 619 619 ... ... @@ -626,6 +626,7 @@ 626 626 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 627 627 628 628 594 + 629 629 (% style="color:#4f81bd" %)**Trigger base on current**: 630 630 631 631 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -635,6 +635,7 @@ 635 635 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 636 636 637 637 604 + 638 638 (% style="color:#4f81bd" %)**Trigger base on DI status**: 639 639 640 640 DI status trigger Flag. ... ... @@ -641,12 +641,13 @@ 641 641 642 642 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 643 643 611 + 644 644 **Example:** 645 645 646 646 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 647 647 648 648 649 -**Downlink Command to set Trigger Condition** 617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:** 650 650 651 651 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 652 652 ... ... @@ -664,14 +664,18 @@ 664 664 665 665 Yy4 yy4: AC2 or AV2 high limit. 666 666 635 + 667 667 **Example1**: AA 00 13 88 00 00 00 00 00 00 668 668 669 669 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 670 670 640 + 671 671 **Example2**: AA 02 01 00 672 672 673 673 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 674 674 645 + 646 + 675 675 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 676 676 677 677 MOD6 Payload : total 11 bytes payload ... ... @@ -678,6 +678,7 @@ 678 678 679 679 [[image:image-20220524085923-1.png]] 680 680 653 + 681 681 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 682 682 683 683 [[image:image-20220524090106-2.png]] ... ... @@ -722,14 +722,18 @@ 722 722 When device got this command, it will send the MOD6 payload. 723 723 724 724 698 + 725 725 === 3.3.7 Payload Decoder === 726 726 727 727 ((( 702 + 703 + 728 728 **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/]] 729 729 730 730 731 731 ))) 732 732 709 + 733 733 == 3.4 Configure LT via AT or Downlink == 734 734 735 735 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -742,11 +742,14 @@ 742 742 743 743 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 744 744 722 + 723 + 745 745 === 3.4.1 Common Commands === 746 746 747 747 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]] 748 748 749 749 729 + 750 750 === 3.4.2 Sensor related commands === 751 751 752 752 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -753,7 +753,7 @@ 753 753 754 754 Set device uplink interval. 755 755 756 -* AT Command: 736 +* (% style="color:#037691" %)**AT Command:** 757 757 758 758 (% class="box infomessage" %) 759 759 ((( ... ... @@ -762,8 +762,9 @@ 762 762 763 763 **Example: **AT+TDC=30000. Means set interval to 30 seconds 764 764 765 -* Downlink Payload (prefix 0x01): 766 766 746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 747 + 767 767 (% class="box infomessage" %) 768 768 ((( 769 769 **0x01 aa bb cc ~/~/ Same as AT+TDC=0x(aa bb cc)** ... ... @@ -770,11 +770,12 @@ 770 770 ))) 771 771 772 772 754 + 773 773 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 774 774 775 775 Set work mode. 776 776 777 -* AT Command: 759 +* (% style="color:#037691" %)**AT Command:** 778 778 779 779 (% class="box infomessage" %) 780 780 ((( ... ... @@ -783,8 +783,9 @@ 783 783 784 784 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 785 785 786 -* Downlink Payload (prefix 0x0A): 787 787 769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 770 + 788 788 (% class="box infomessage" %) 789 789 ((( 790 790 **0x0A aa ~/~/ Same as AT+MOD=aa** ... ... @@ -791,14 +791,16 @@ 791 791 ))) 792 792 793 793 777 + 794 794 ==== 3.4.2.3 Poll an uplink ==== 795 795 796 -* AT Command: 780 +* (% style="color:#037691" %)AT Command: 797 797 798 798 There is no AT Command to poll uplink 799 799 800 -* Downlink Payload (prefix 0x08): 801 801 785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08): 786 + 802 802 (% class="box infomessage" %) 803 803 ((( 804 804 **0x08 FF ~/~/ Poll an uplink,** ... ... @@ -807,11 +807,12 @@ 807 807 **Example**: 0x08FF, ask device to send an Uplink 808 808 809 809 795 + 810 810 ==== 3.4.2.4 Enable Trigger Mode ==== 811 811 812 812 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 813 813 814 -* AT Command: 800 +* (% style="color:#037691" %)AT Command: 815 815 816 816 (% class="box infomessage" %) 817 817 ((( ... ... @@ -822,8 +822,9 @@ 822 822 823 823 0: Disable Trigger Mode 824 824 825 -* Downlink Payload (prefix 0x0A 06): 826 826 812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06): 813 + 827 827 (% class="box infomessage" %) 828 828 ((( 829 829 **0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** ... ... @@ -830,16 +830,18 @@ 830 830 ))) 831 831 832 832 820 + 833 833 ==== 3.4.2.5 Poll trigger settings ==== 834 834 835 835 Poll trigger settings, 836 836 837 -* AT Command: 825 +* (% style="color:#037691" %)AT Command: 838 838 839 839 There is no AT Command for this feature. 840 840 841 -* Downlink Payload (prefix 0x AB 06): 842 842 830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06): 831 + 843 843 (% class="box infomessage" %) 844 844 ((( 845 845 **0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** ... ... @@ -846,11 +846,12 @@ 846 846 ))) 847 847 848 848 838 + 849 849 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 850 850 851 851 Enable Disable DI1/DI2/DI2 as trigger, 852 852 853 -* AT Command: 843 +* (% style="color:#037691" %)AT Command: 854 854 855 855 (% class="box infomessage" %) 856 856 ((( ... ... @@ -857,11 +857,12 @@ 857 857 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 858 858 ))) 859 859 850 + 860 860 **Example:** 861 861 862 862 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 863 863 864 -* Downlink Payload (prefix 0xAA 02): 855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02): 865 865 866 866 (% class="box infomessage" %) 867 867 ((( ... ... @@ -869,11 +869,12 @@ 869 869 ))) 870 870 871 871 863 + 872 872 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 873 873 874 874 Set DI1 or DI3(for LT-33222-L) trigger. 875 875 876 -* AT Command: 868 +* (% style="color:#037691" %)AT Command: 877 877 878 878 (% class="box infomessage" %) 879 879 ((( ... ... @@ -884,12 +884,14 @@ 884 884 885 885 b : delay timing. 886 886 879 + 887 887 **Example:** 888 888 889 889 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 890 890 891 -* Downlink Payload (prefix 0x09 01 ): 892 892 885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ): 886 + 893 893 (% class="box infomessage" %) 894 894 ((( 895 895 **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** ... ... @@ -896,11 +896,12 @@ 896 896 ))) 897 897 898 898 893 + 899 899 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 900 900 901 901 Set DI2 trigger. 902 902 903 -* AT Command: 898 +* (% style="color:#037691" %)AT Command: 904 904 905 905 (% class="box infomessage" %) 906 906 ((( ... ... @@ -911,12 +911,14 @@ 911 911 912 912 b : delay timing. 913 913 909 + 914 914 **Example:** 915 915 916 916 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 917 917 918 -* Downlink Payload (prefix 0x09 02 ): 919 919 915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ): 916 + 920 920 (% class="box infomessage" %) 921 921 ((( 922 922 **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** ... ... @@ -923,11 +923,12 @@ 923 923 ))) 924 924 925 925 923 + 926 926 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 927 927 928 928 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 929 929 930 -* AT Command: 928 +* (% style="color:#037691" %)AT Command: 931 931 932 932 (% class="box infomessage" %) 933 933 ((( ... ... @@ -934,8 +934,9 @@ 934 934 **AT+ACLIM. ** 935 935 ))) 936 936 937 -* Downlink Payload (prefix 0xAA 01 ): 938 938 936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ): 937 + 939 939 (% class="box infomessage" %) 940 940 ((( 941 941 **0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** ... ... @@ -942,11 +942,12 @@ 942 942 ))) 943 943 944 944 944 + 945 945 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 946 946 947 947 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 948 948 949 -* AT Command: 949 +* (% style="color:#037691" %)AT Command: 950 950 951 951 (% class="box infomessage" %) 952 952 ((( ... ... @@ -953,8 +953,9 @@ 953 953 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 954 954 ))) 955 955 956 -* Downlink Payload (prefix 0xAA 00 ): 957 957 957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ): 958 + 958 958 (% class="box infomessage" %) 959 959 ((( 960 960 **0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ** ... ... @@ -961,11 +961,12 @@ 961 961 ))) 962 962 963 963 965 + 964 964 ==== 3.4.2.11 Trigger – Set minimum interval ==== 965 965 966 966 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. 967 967 968 -* AT Command: 970 +* (% style="color:#037691" %)AT Command: 969 969 970 970 (% class="box infomessage" %) 971 971 ((( ... ... @@ -972,8 +972,9 @@ 972 972 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 973 973 ))) 974 974 975 -* Downlink Payload (prefix 0xAC ): 976 976 978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ): 979 + 977 977 (% class="box infomessage" %) 978 978 ((( 979 979 **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min)** ... ... @@ -980,14 +980,16 @@ 980 980 ))) 981 981 982 982 986 + 983 983 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 984 984 985 -* AT Command: 989 +* (% style="color:#037691" %)AT Command: 986 986 987 987 There is no AT Command to control Digital Output 988 988 989 -* Downlink Payload (prefix 0x02): 990 990 994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02): 995 + 991 991 (% class="box infomessage" %) 992 992 ((( 993 993 **0x02 aa bb cc ~/~/ Set DO1/DO2/DO3 output** ... ... @@ -1012,14 +1012,16 @@ 1012 1012 ))) 1013 1013 1014 1014 1020 + 1015 1015 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1016 1016 1017 -* AT Command: 1023 +* (% style="color:#037691" %)AT Command: 1018 1018 1019 1019 There is no AT Command to control Digital Output 1020 1020 1021 -* Downlink Payload (prefix 0xA9): 1022 1022 1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9): 1029 + 1023 1023 (% class="box infomessage" %) 1024 1024 ((( 1025 1025 ((( ... ... @@ -1037,18 +1037,22 @@ 1037 1037 1038 1038 00: DO pins will change to an inverter state after timeout 1039 1039 1047 + 1040 1040 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1041 1041 1042 1042 [[image:image-20220524093238-6.png]] 1043 1043 1052 + 1044 1044 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1045 1045 1046 1046 [[image:image-20220524093328-7.png]] 1047 1047 1057 + 1048 1048 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1049 1049 1050 1050 [[image:image-20220524093351-8.png]] 1051 1051 1062 + 1052 1052 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1053 1053 1054 1054 Latching time. Unit: ms ... ... @@ -1055,6 +1055,7 @@ 1055 1055 1056 1056 Device will upload a packet if downlink code executes successfully. 1057 1057 1069 + 1058 1058 **Example payload:** 1059 1059 1060 1060 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1074,14 +1074,16 @@ 1074 1074 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 1075 1075 1076 1076 1077 -=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1078 1078 1079 - *ATCommand:1090 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1080 1080 1092 +* (% style="color:#037691" %)AT Command: 1093 + 1081 1081 There is no AT Command to control Relay Output 1082 1082 1083 -* Downlink Payload (prefix 0x03): 1084 1084 1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03): 1098 + 1085 1085 (% class="box infomessage" %) 1086 1086 ((( 1087 1087 **0x03 aa bb ~/~/ Set RO1/RO2 output** ... ... @@ -1102,14 +1102,16 @@ 1102 1102 Device will upload a packet if downlink code executes successfully. 1103 1103 1104 1104 1119 + 1105 1105 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1106 1106 1107 -* AT Command: 1122 +* (% style="color:#037691" %)AT Command: 1108 1108 1109 1109 There is no AT Command to control Relay Output 1110 1110 1111 -* Downlink Payload (prefix 0x05): 1112 1112 1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05): 1128 + 1113 1113 (% class="box infomessage" %) 1114 1114 ((( 1115 1115 **0x05 aa bb cc dd ~/~/ Set RO1/RO2 relay with time control:** ... ... @@ -1125,14 +1125,17 @@ 1125 1125 1126 1126 00: Relays will change to an inverter state after timeout 1127 1127 1144 + 1128 1128 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1129 1129 1130 1130 [[image:image-20220524093831-10.png]] 1131 1131 1149 + 1132 1132 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1133 1133 1134 1134 Device will upload a packet if downlink code executes successfully. 1135 1135 1154 + 1136 1136 **Example payload:** 1137 1137 1138 1138 **~1. 05 01 11 07 D0** ... ... @@ -1152,11 +1152,12 @@ 1152 1152 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1153 1153 1154 1154 1174 + 1155 1155 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1156 1156 1157 1157 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1158 1158 1159 -* AT Command: 1179 +* (% style="color:#037691" %)AT Command: 1160 1160 1161 1161 (% class="box infomessage" %) 1162 1162 ((( ... ... @@ -1163,8 +1163,9 @@ 1163 1163 **AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1164 1164 ))) 1165 1165 1166 -* Downlink Payload (prefix 0xA5): 1167 1167 1187 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA5): 1188 + 1168 1168 (% class="box infomessage" %) 1169 1169 ((( 1170 1170 **0xA5 aa bb cc ~/~/ Same as AT+VOLMAX=(aa bb),cc** ... ... @@ -1171,9 +1171,10 @@ 1171 1171 ))) 1172 1172 1173 1173 1195 + 1174 1174 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1175 1175 1176 -* AT Command: 1198 +* (% style="color:#037691" %)AT Command: 1177 1177 1178 1178 (% class="box infomessage" %) 1179 1179 ((( ... ... @@ -1188,8 +1188,9 @@ 1188 1188 1189 1189 Bb cc dd ee: number to be set 1190 1190 1191 -* Downlink Payload (prefix 0xA8): 1192 1192 1214 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA8): 1215 + 1193 1193 (% class="box infomessage" %) 1194 1194 ((( 1195 1195 **0x A8 aa bb cc dd ee ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)** ... ... @@ -1196,11 +1196,12 @@ 1196 1196 ))) 1197 1197 1198 1198 1222 + 1199 1199 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1200 1200 1201 1201 Clear counting for counting mode 1202 1202 1203 -* AT Command: 1227 +* (% style="color:#037691" %)AT Command: 1204 1204 1205 1205 (% class="box infomessage" %) 1206 1206 ((( ... ... @@ -1207,7 +1207,7 @@ 1207 1207 **AT+CLRCOUNT ~/~/ clear all counting** 1208 1208 ))) 1209 1209 1210 -* Downlink Payload (prefix 0xA6): 1234 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA6): 1211 1211 1212 1212 (% class="box infomessage" %) 1213 1213 ((( ... ... @@ -1215,22 +1215,18 @@ 1215 1215 ))) 1216 1216 1217 1217 1242 + 1218 1218 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1219 1219 1220 -* AT Command: 1245 +* (% style="color:#037691" %)**AT Command:** 1221 1221 1222 -(% class="box infomessage" %) 1223 -((( 1224 -**AT+COUTIME=60 ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)** 1225 -))) 1247 +**AT+COUTIME=60 **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30) 1226 1226 1227 -* Downlink Payload (prefix 0xA7): 1228 1228 1229 -(% class="box infomessage" %) 1230 -((( 1231 -**0x A7 aa bb cc ~/~/ same as AT+COUTIME =aa bb cc,** 1232 -))) 1250 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):** 1233 1233 1252 +**0x A7 aa bb cc **~/~/ same as AT+COUTIME =aa bb cc, 1253 + 1234 1234 ((( 1235 1235 range: aa bb cc:0 to 16777215, (unit:second) 1236 1236 ... ... @@ -1237,16 +1237,17 @@ 1237 1237 1238 1238 ))) 1239 1239 1260 + 1240 1240 == 3.5 Integrate with Mydevice == 1241 1241 1242 1242 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: 1243 1243 1244 1244 ((( 1245 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1266 +(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1246 1246 ))) 1247 1247 1248 1248 ((( 1249 -**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: 1270 +(% 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: 1250 1250 ))) 1251 1251 1252 1252 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1253,12 +1253,13 @@ 1253 1253 1254 1254 [[image:image-20220524094641-11.png||height="390" width="723"]] 1255 1255 1277 + 1256 1256 [[image:image-20220524094641-12.png||height="402" width="718"]] 1257 1257 1258 1258 1259 -**Step 3**: Create an account or log in Mydevices. 1281 +(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. 1260 1260 1261 -**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1283 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1262 1262 1263 1263 Search under The things network 1264 1264 ... ... @@ -1265,19 +1265,25 @@ 1265 1265 [[image:1653356838789-523.png||height="337" width="740"]] 1266 1266 1267 1267 1290 + 1268 1268 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1269 1269 1270 1270 [[image:image-20220524094909-1.png||height="335" width="729"]] 1271 1271 1295 + 1272 1272 [[image:image-20220524094909-2.png||height="337" width="729"]] 1273 1273 1298 + 1274 1274 [[image:image-20220524094909-3.png||height="338" width="727"]] 1275 1275 1301 + 1276 1276 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1277 1277 1304 + 1278 1278 [[image:image-20220524094909-5.png||height="341" width="734"]] 1279 1279 1280 1280 1308 + 1281 1281 == 3.6 Interface Detail == 1282 1282 1283 1283 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1287,6 +1287,7 @@ 1287 1287 [[image:1653356991268-289.png]] 1288 1288 1289 1289 1318 + 1290 1290 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1291 1291 1292 1292 ((( ... ... @@ -1312,7 +1312,7 @@ 1312 1312 ))) 1313 1313 1314 1314 ((( 1315 -**Example1**: Connect to a Low active sensor. 1344 +(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor. 1316 1316 ))) 1317 1317 1318 1318 ((( ... ... @@ -1343,7 +1343,7 @@ 1343 1343 ))) 1344 1344 1345 1345 ((( 1346 -**Example2**: Connect to a High active sensor. 1375 +(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor. 1347 1347 ))) 1348 1348 1349 1349 ((( ... ... @@ -1374,7 +1374,7 @@ 1374 1374 ))) 1375 1375 1376 1376 ((( 1377 -**Example3**: Connect to a 220v high active sensor. 1406 +(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor. 1378 1378 ))) 1379 1379 1380 1380 ((( ... ... @@ -1401,6 +1401,7 @@ 1401 1401 ))) 1402 1402 1403 1403 1433 + 1404 1404 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1405 1405 1406 1406 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1408,12 +1408,14 @@ 1408 1408 [[image:1653357531600-905.png]] 1409 1409 1410 1410 1441 + 1411 1411 === 3.6.4 Analog Input Interface === 1412 1412 1413 1413 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: 1414 1414 1415 -**AC2 = (IN2 voltage )/12** 1416 1416 1447 +(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1448 + 1417 1417 [[image:1653357592296-182.png]] 1418 1418 1419 1419 Example to connect a 4~~20mA sensor ... ... @@ -1420,22 +1420,24 @@ 1420 1420 1421 1421 We take the wind speed sensor as an example for reference only. 1422 1422 1423 -Specifications of the wind speed sensor: 1424 1424 1425 - Red:12~~24v1456 +**Specifications of the wind speed sensor:** 1426 1426 1427 - Yellow:4~~20mA1458 +Red: 12~~24v 1428 1428 1429 - Black:GND1460 +Yellow: 4~~20mA 1430 1430 1462 +Black: GND 1431 1431 1432 -Connection diagram: 1433 1433 1465 +**Connection diagram:** 1466 + 1434 1434 [[image:1653357640609-758.png]] 1435 1435 1436 1436 [[image:1653357648330-671.png||height="155" width="733"]] 1437 1437 1438 1438 1472 + 1439 1439 === 3.6.5 Relay Output === 1440 1440 1441 1441 ((( ... ... @@ -1447,6 +1447,7 @@ 1447 1447 [[image:image-20220524100215-10.png||height="382" width="723"]] 1448 1448 1449 1449 1484 + 1450 1450 == 3.7 LEDs Indicators == 1451 1451 1452 1452 [[image:image-20220524100748-11.png]] ... ... @@ -1460,6 +1460,7 @@ 1460 1460 1461 1461 [[image:1653358238933-385.png]] 1462 1462 1498 + 1463 1463 ((( 1464 1464 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: 1465 1465 ))) ... ... @@ -1466,6 +1466,7 @@ 1466 1466 1467 1467 [[image:1653358355238-883.png]] 1468 1468 1505 + 1469 1469 ((( 1470 1470 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/]] 1471 1471 ))) ... ... @@ -1656,12 +1656,16 @@ 1656 1656 1657 1657 ))) 1658 1658 1696 + 1697 + 1659 1659 == 4.2 Common AT Command Sequence == 1660 1660 1661 1661 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1662 1662 1663 1663 ((( 1664 -If device has not joined network yet: 1703 + 1704 + 1705 +**If device has not joined network yet:** 1665 1665 ))) 1666 1666 1667 1667 ((( ... ... @@ -1686,7 +1686,7 @@ 1686 1686 1687 1687 1688 1688 ((( 1689 -If device already joined network: 1730 +**If device already joined network:** 1690 1690 ))) 1691 1691 1692 1692 ((( ... ... @@ -1699,10 +1699,14 @@ 1699 1699 1700 1700 ))) 1701 1701 1743 + 1744 + 1702 1702 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1703 1703 1704 1704 ((( 1705 -(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1748 + 1749 + 1750 +(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1706 1706 ))) 1707 1707 1708 1708 ((( ... ... @@ -1710,7 +1710,7 @@ 1710 1710 ))) 1711 1711 1712 1712 ((( 1713 -(% style="background-color:#dcdcdc" %) 123456(%%) 1758 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1714 1714 ))) 1715 1715 1716 1716 ((( ... ... @@ -1718,39 +1718,41 @@ 1718 1718 ))) 1719 1719 1720 1720 ((( 1721 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1766 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1722 1722 ))) 1723 1723 1724 1724 ((( 1725 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1770 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1726 1726 ))) 1727 1727 1728 1728 ((( 1729 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1774 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1730 1730 ))) 1731 1731 1732 1732 ((( 1733 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1778 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1734 1734 ))) 1735 1735 1736 1736 ((( 1737 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1782 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1738 1738 ))) 1739 1739 1740 1740 ((( 1741 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1786 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1742 1742 ))) 1743 1743 1744 1744 ((( 1745 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1790 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1746 1746 ))) 1747 1747 1748 1748 ((( 1749 -(% 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. 1794 +(% 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. 1750 1750 ))) 1751 1751 1752 1752 ((( 1753 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1798 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1799 + 1800 + 1754 1754 ))) 1755 1755 1756 1756 ((( ... ... @@ -1772,6 +1772,7 @@ 1772 1772 1773 1773 ))) 1774 1774 1822 + 1775 1775 === 4.2.3 Change to Class A === 1776 1776 1777 1777 If sensor JOINED ... ... @@ -1783,19 +1783,25 @@ 1783 1783 1784 1784 == 5.1 How to upgrade the image? == 1785 1785 1834 + 1786 1786 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1787 1787 1788 1788 * Support new features 1789 1789 * For bug fix 1790 1790 * Change LoRaWAN bands. 1840 + 1791 1791 Below shows the hardware connection for how to upload an image to the LT: 1792 -* [[image:1653359603330-121.png]] 1793 1793 1843 +[[image:1653359603330-121.png]] 1844 + 1845 + 1794 1794 ((( 1795 -**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]]. 1796 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1797 -**Step3: **Open flashloader; choose the correct COM port to update. 1798 -**For LT-22222-L**: 1847 +(% 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]]. 1848 +(% 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/]]. 1849 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1850 + 1851 + 1852 +(% style="color:blue" %)**For LT-22222-L**(%%): 1799 1799 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. 1800 1800 ))) 1801 1801 ... ... @@ -1805,6 +1805,7 @@ 1805 1805 1806 1806 [[image:image-20220524104033-15.png]] 1807 1807 1862 + 1808 1808 (% 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: 1809 1809 1810 1810 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1812,6 +1812,8 @@ 1812 1812 1813 1813 ((( 1814 1814 ((( 1870 + 1871 + 1815 1815 == 5.2 How to change the LoRa Frequency Bands/Region? == 1816 1816 ))) 1817 1817 ))) ... ... @@ -1818,11 +1818,11 @@ 1818 1818 1819 1819 ((( 1820 1820 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1821 - 1822 - 1823 1823 ))) 1824 1824 1825 1825 ((( 1881 + 1882 + 1826 1826 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1827 1827 ))) 1828 1828 ... ... @@ -1835,6 +1835,8 @@ 1835 1835 ((( 1836 1836 ((( 1837 1837 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1895 + 1896 + 1838 1838 ))) 1839 1839 ))) 1840 1840 ... ... @@ -1850,23 +1850,25 @@ 1850 1850 (% 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. 1851 1851 ))) 1852 1852 1912 + 1853 1853 ((( 1854 1854 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1855 1855 ))) 1856 1856 1857 1857 ((( 1858 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1859 -(% style="background-color:#dcdcdc" %)AT+FDR 1860 -(% style="background-color:#dcdcdc" %)123456 1861 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1862 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1863 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1864 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 1865 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 1866 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1867 -(% style="background-color:#dcdcdc" %)ATZ 1918 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1919 +(% style="background-color:#dcdcdc" %)AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1920 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1921 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode 1922 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off 1923 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1924 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1925 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1926 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1927 +(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 1868 1868 ))) 1869 1869 1930 + 1870 1870 ((( 1871 1871 As shown in below: 1872 1872 ))) ... ... @@ -1883,11 +1883,19 @@ 1883 1883 == 5.5 Can i use point to point communication for LT-22222-L? == 1884 1884 1885 1885 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1886 - 1887 - 1888 1888 ))) 1889 1889 1890 1890 ((( 1950 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? == 1951 + 1952 +If the device is not shut down, but directly powered off. 1953 + 1954 +It will default that this is a power-off state. 1955 + 1956 +In modes 2 to 5, DO RO status and pulse count are saved in flash. 1957 + 1958 +After restart, the status before power failure will be read from flash. 1959 + 1891 1891 = 6. Trouble Shooting = 1892 1892 ))) 1893 1893 ... ... @@ -1899,11 +1899,11 @@ 1899 1899 1900 1900 ((( 1901 1901 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1902 - 1903 - 1904 1904 ))) 1905 1905 1906 1906 ((( 1974 + 1975 + 1907 1907 == 6.2 Have trouble to upload image. == 1908 1908 ))) 1909 1909 ... ... @@ -1913,9 +1913,7 @@ 1913 1913 1914 1914 ((( 1915 1915 1916 -))) 1917 1917 1918 -((( 1919 1919 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1920 1920 ))) 1921 1921 ... ... @@ -1923,147 +1923,55 @@ 1923 1923 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1924 1924 ))) 1925 1925 1926 -((( 1927 - 1928 -))) 1929 1929 1930 - (((1994 + 1931 1931 = 7. Order Info = 1932 -))) 1933 1933 1934 -((( 1935 -((( 1997 + 1936 1936 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1937 -))) 1938 -))) 1939 1939 1940 -((( 1941 -((( 2000 + 1942 1942 (% style="color:#4f81bd" %)**XXX:** 1943 -))) 1944 -))) 1945 1945 1946 -((( 1947 -* ((( 1948 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1949 -))) 1950 -))) 2003 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2004 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2005 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2006 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2007 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2008 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2009 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2010 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2011 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1951 1951 1952 -((( 1953 -* ((( 1954 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1955 -))) 1956 -))) 1957 - 1958 -((( 1959 -* ((( 1960 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1961 -))) 1962 -))) 1963 - 1964 -((( 1965 -* ((( 1966 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1967 -))) 1968 -))) 1969 - 1970 -((( 1971 -* ((( 1972 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1973 -))) 1974 -))) 1975 - 1976 -((( 1977 -* ((( 1978 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1979 -))) 1980 -))) 1981 - 1982 -((( 1983 -* ((( 1984 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1985 -))) 1986 -))) 1987 - 1988 -((( 1989 -* ((( 1990 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1991 -))) 1992 -))) 1993 - 1994 -((( 1995 -* ((( 1996 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1997 - 1998 - 1999 -))) 2000 - 2001 2001 = 8. Packing Info = 2002 -))) 2003 2003 2004 -((( 2005 -((( 2015 + 2006 2006 **Package Includes**: 2007 -))) 2008 -))) 2009 2009 2010 -((( 2011 -((( 2012 2012 * LT-22222-L I/O Controller x 1 2013 2013 * Stick Antenna for LoRa RF part x 1 2014 2014 * Bracket for controller x1 2015 2015 * Program cable x 1 2016 -))) 2017 -))) 2018 2018 2019 -((( 2020 -((( 2021 2021 **Dimension and weight**: 2022 -))) 2023 -))) 2024 2024 2025 -((( 2026 -((( 2027 2027 * Device Size: 13.5 x 7 x 3 cm 2028 2028 * Device Weight: 105g 2029 2029 * Package Size / pcs : 14.5 x 8 x 5 cm 2030 2030 * Weight / pcs : 170g 2031 2031 2032 - 2033 -))) 2034 -))) 2035 - 2036 -((( 2037 2037 = 9. Support = 2038 -))) 2039 2039 2040 2040 * ((( 2041 -((( 2042 2042 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. 2043 2043 ))) 2044 -))) 2045 2045 * ((( 2046 -((( 2047 -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 2036 +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]] 2048 2048 ))) 2049 -))) 2050 2050 2051 -((( 2052 -((( 2053 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2054 - 2055 - 2056 -))) 2057 - 2058 -((( 2059 2059 = 10. Reference = 2060 2060 2061 -* Product Page: 2062 - 2063 -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]] 2064 - 2041 +* 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]] 2065 2065 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2066 2066 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2067 2067 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2068 -))) 2069 -)))