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4 4  **LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 +**Table of Contents:**
7 7  
9 +{{toc/}}
8 8  
11 +
12 +
13 +
9 9  = 1.Introduction =
10 10  
11 11  == 1.1 What is LT Series I/O Controller ==
... ... @@ -391,7 +391,6 @@
391 391  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
392 392  )))
393 393  
394 -
395 395  * RO is for relay. ROx=1 : close，ROx=0 always open.
396 396  * FIRST: Indicate this is the first packet after join network.
397 397  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -412,62 +412,51 @@
412 412  
413 413  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
414 414  
419 +=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
415 415  
421 +(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
416 416  
417 -
418 -
419 -1.
420 -11.
421 -111. AT+ADDMOD=6. (Trigger Mode, Optional)
422 -
423 -**This mode is an optional mode for trigger purpose. It can run together with other mode.**
424 -
425 425  For example, if user has configured below commands:
426 426  
427 -* AT+MOD=1   à The normal working mode
428 -* AT+ADDMOD6=1    à Enable trigger
425 +* **AT+MOD=1 ** **~-~->** The normal working mode
426 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
429 429  
430 430  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
431 431  
432 -1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN **unconfirmed** data type
433 -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 **CONFIRMED data type.**
430 +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
431 +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.**
434 434  
435 435  **AT Command to set Trigger Condition**:
436 436  
437 -**Trigger base on voltage**:
435 +(% style="color:#4f81bd" %)**Trigger base on voltage**:
438 438  
439 439  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
440 440  
441 -Example:
439 +**Example:**
442 442  
443 443  AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
444 444  
445 445  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
446 446  
445 +(% style="color:#4f81bd" %)**Trigger base on current**:
447 447  
448 -**Trigger base on current**:
449 -
450 450  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
451 451  
452 -Example:
449 +**Example:**
453 453  
454 454  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
455 455  
453 +(% style="color:#4f81bd" %)**Trigger base on DI status**:
456 456  
457 -**Trigger base on DI status**:
458 -
459 459  DI status trigger Flag.
460 460  
461 461  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
462 462  
463 -Example:
459 +**Example:**
464 464  
465 465  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
466 466  
467 467  
468 -
469 -
470 -
471 471  **Downlink Command to set Trigger Condition**
472 472  
473 473  Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
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486 486  
487 487   Yy4 yy4: AC2 or AV2 high limit.
488 488  
482 +**Example1**: AA 00 13 88 00 00 00 00 00 00
489 489  
490 -Example1: AA 00 13 88 00 00 00 00 00 00
491 -
492 492  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
493 493  
494 494  Example2: AA 02 01 00
... ... @@ -495,134 +495,41 @@
495 495  
496 496  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
497 497  
490 +(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
498 498  
499 -
500 -
501 -**Trigger Settings Payload Explanation:**
502 -
503 503  MOD6 Payload : total 11 bytes payload
504 504  
505 -(% border="1" style="background-color:#f7faff" %)
506 -|Size(bytes)|1|1|1|6|1|1
507 -|Value|(((
508 -TRI_A
494 +[[image:image-20220524085923-1.png]]
509 509  
510 -FLAG
511 -)))|(((
512 -TRI_A
496 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
513 513  
514 -Status
515 -)))|(((
516 -TRI_DI
498 +[[image:image-20220524090106-2.png]]
517 517  
518 -FLAG+STA
519 -)))|Reserve|Enable/Disable MOD6|(((
520 -MOD
521 -
522 -(6)
523 -)))
524 -
525 -**TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
526 -
527 -(% border="1" style="background-color:#f7faff" %)
528 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
529 -|(((
530 -AV1_
531 -
532 -LOW
533 -)))|(((
534 -AV1_
535 -
536 -HIGH
537 -)))|(((
538 -AV2_
539 -
540 -LOW
541 -)))|(((
542 -AV2_
543 -
544 -HIGH
545 -)))|(((
546 -AC1_
547 -
548 -LOW
549 -)))|(((
550 -AC1_
551 -
552 -HIGH
553 -)))|(((
554 -AC2_
555 -
556 -LOW
557 -)))|(((
558 -AC2_
559 -
560 -HIGH
561 -)))
562 -
563 563  * Each bits shows if the corresponding trigger has been configured.
564 564  
565 -Example:
502 +**Example:**
566 566  
567 567  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
568 568  
569 569  
570 -**TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
507 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
571 571  
572 -(% border="1" style="background-color:#f7faff" %)
573 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
574 -|(((
575 -AV1_
509 +[[image:image-20220524090249-3.png]]
576 576  
577 -LOW
578 -)))|(((
579 -AV1_
580 -
581 -HIGH
582 -)))|(((
583 -AV2_
584 -
585 -LOW
586 -)))|(((
587 -AV2_
588 -
589 -HIGH
590 -)))|(((
591 -AC1_
592 -
593 -LOW
594 -)))|(((
595 -AC1_
596 -
597 -HIGH
598 -)))|(((
599 -AC2_
600 -
601 -LOW
602 -)))|(((
603 -AC2_
604 -
605 -HIGH
606 -)))
607 -
608 608  * Each bits shows which status has been trigger on this uplink.
609 609  
610 -Example:
513 +**Example:**
611 611  
612 612  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
613 613  
614 614  
518 +(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
615 615  
520 +[[image:image-20220524090456-4.png]]
616 616  
617 -**TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
618 -
619 -(% border="1" style="background-color:#f7faff" %)
620 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
621 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
622 -
623 623  * Each bits shows which status has been trigger on this uplink.
624 624  
625 -Example:
524 +**Example:**
626 626  
627 627  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
628 628  
... ... @@ -629,49 +629,38 @@
629 629  00000101: Means both DI1 and DI2 trigger are enabled.
630 630  
631 631  
632 -**Enable/Disable MOD6 **: 0x01: MOD6 is enable. 0x00: MOD6 is disable.
531 +(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
633 633  
634 -
635 635  Downlink command to poll MOD6 status:
636 636  
637 -AB 06
535 +**AB 06**
638 638  
639 639  When device got this command, it will send the MOD6 payload.
640 640  
539 +=== 3.3.7 Payload Decoder ===
641 641  
642 -1.
643 -11.
644 -111. Payload Decoder
645 -
541 +(((
646 646  **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/]]
543 +)))
647 647  
545 +== 3.4 ​Configure LT via AT or Downlink ==
648 648  
547 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
649 649  
650 -
651 -
652 -
653 -
654 -1.
655 -11. ​Configure LT via AT or Downlink
656 -
657 -User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
658 -
549 +(((
659 659  There are two kinds of Commands:
551 +)))
660 660  
661 -* **Common Commands**: They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
553 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
662 662  
663 -* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
555 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
664 664  
665 -1.
666 -11.
667 -111. Common Commands:
557 +=== 3.4.1 Common Commands ===
668 668  
669 -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: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
559 +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>>http://8.211.40.43:8080/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
670 670  
561 +=== Sensor related commands ===
671 671  
672 -1.
673 -11.
674 -111. Sensor related commands:
675 675  
676 676  ==== Set Transmit Interval ====
677 677  
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1129 1129  
1130 1130  
1131 1131  
1132 -1.
1020 +1.
1133 1133  11. Integrate with Mydevice
1134 1134  
1135 1135  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:
... ... @@ -1187,7 +1187,7 @@
1187 1187  
1188 1188  
1189 1189  1.
1190 -11.
1078 +11.
1191 1191  111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1192 1192  
1193 1193  The DI port of LT-22222-L can support NPN or PNP output sensor.
... ... @@ -1241,8 +1241,8 @@
1241 1241  If sensor output is 220v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1242 1242  
1243 1243  
1244 -1.
1245 -11.
1132 +1.
1133 +11.
1246 1246  111. Digital Output Port: DO1/DO2 /DO3
1247 1247  
1248 1248  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1253,7 +1253,7 @@
1253 1253  
1254 1254  
1255 1255  1.
1256 -11.
1144 +11.
1257 1257  111. Analog Input Interface
1258 1258  
1259 1259  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:
... ... @@ -1286,7 +1286,7 @@
1286 1286  
1287 1287  
1288 1288  1.
1289 -11.
1177 +11.
1290 1290  111. Relay Output
1291 1291  
1292 1292  The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
... ... @@ -1446,7 +1446,7 @@
1446 1446  
1447 1447  
1448 1448  
1449 -1.
1337 +1.
1450 1450  11. Common AT Command Sequence
1451 1451  111. Multi-channel ABP mode (Use with SX1301/LG308)
1452 1452  
... ... @@ -1469,8 +1469,8 @@
1469 1469  
1470 1470  ATZ
1471 1471  
1472 -1.
1473 -11.
1360 +1.
1361 +11.
1474 1474  111. Single-channel ABP mode (Use with LG01/LG02)
1475 1475  
1476 1476  123456   Enter Password to have AT access.
... ... @@ -1510,7 +1510,7 @@
1510 1510  
1511 1511  
1512 1512  1.
1513 -11.
1401 +11.
1514 1514  111. Change to Class A
1515 1515  
1516 1516  If sensor JOINED
... ... @@ -1525,7 +1525,7 @@
1525 1525  
1526 1526  1. FAQ
1527 1527  
1528 -1.
1416 +1.
1529 1529  11. How to upgrade the image?
1530 1530  
1531 1531  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
... ... @@ -1584,7 +1584,7 @@
1584 1584  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1585 1585  
1586 1586  
1587 -1.
1475 +1.
1588 1588  11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1589 1589  
1590 1590  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
... ... @@ -1643,7 +1643,7 @@
1643 1643  [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1644 1644  
1645 1645  
1646 -1.
1534 +1.
1647 1647  11. Have trouble to upload image.
1648 1648  
1649 1649  See this link for trouble shooting:
... ... @@ -1651,7 +1651,7 @@
1651 1651  [[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1652 1652  
1653 1653  
1654 -1.
1542 +1.
1655 1655  11. Why I can’t join TTN in US915 /AU915 bands?
1656 1656  
1657 1657  It might be about the channels mapping. Please see this link for detail:
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