Changes for page LT-22222-L -- LoRa I/O Controller User Manual

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Content

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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 ==
...	...	@@ -40,44 +40,114 @@
40	40
41	41	== 1.2  Specifications ==
42	42
	48	+(((
43	43	**Hardware System:**
	50	+)))
44	44
45		-* STM32L072CZT6 MCU
46		-* SX1276/78 Wireless Chip
47		-* Power Consumption:
48		-** Idle: 4mA@12v
49		-** 20dB Transmit: 34mA@12v
	52	+* (((
	53	+STM32L072CZT6 MCU
	54	+)))
	55	+* (((
	56	+SX1276/78 Wireless Chip
	57	+)))
	58	+* (((
	59	+(((
	60	+Power Consumption:
	61	+)))
50	50
	63	+* (((
	64	+Idle: 4mA@12v
	65	+)))
	66	+* (((
	67	+20dB Transmit: 34mA@12v
	68	+)))
	69	+)))
	70	+
	71	+(((
51	51	**Interface for Model: LT22222-L:**
	73	+)))
52	52
53		-* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
54		-* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
55		-* 2 x Relay Output (5A@250VAC / 30VDC)
56		-* 2 x 0~~20mA Analog Input (res:0.01mA)
57		-* 2 x 0~~30V Analog Input (res:0.01v)
58		-* Power Input 7~~ 24V DC.
	75	+* (((
	76	+2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
	77	+)))
	78	+* (((
	79	+2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
	80	+)))
	81	+* (((
	82	+2 x Relay Output (5A@250VAC / 30VDC)
	83	+)))
	84	+* (((
	85	+2 x 0~~20mA Analog Input (res:0.01mA)
	86	+)))
	87	+* (((
	88	+2 x 0~~30V Analog Input (res:0.01v)
	89	+)))
	90	+* (((
	91	+Power Input 7~~ 24V DC.
	92	+)))
59	59
	94	+(((
60	60	**LoRa Spec:**
	96	+)))
61	61
62		-* Frequency Range:
63		-** Band 1 (HF): 862 ~~ 1020 Mhz
64		-** Band 2 (LF): 410 ~~ 528 Mhz
65		-* 168 dB maximum link budget.
66		-* +20 dBm - 100 mW constant RF output vs.
67		-* +14 dBm high efficiency PA.
68		-* Programmable bit rate up to 300 kbps.
69		-* High sensitivity: down to -148 dBm.
70		-* Bullet-proof front end: IIP3 = -12.5 dBm.
71		-* Excellent blocking immunity.
72		-* Low RX current of 10.3 mA, 200 nA register retention.
73		-* Fully integrated synthesizer with a resolution of 61 Hz.
74		-* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
75		-* Built-in bit synchronizer for clock recovery.
76		-* Preamble detection.
77		-* 127 dB Dynamic Range RSSI.
78		-* Automatic RF Sense and CAD with ultra-fast AFC.
79		-* Packet engine up to 256 bytes with CRC.
	98	+* (((
	99	+(((
	100	+Frequency Range:
	101	+)))
80	80
	103	+* (((
	104	+Band 1 (HF): 862 ~~ 1020 Mhz
	105	+)))
	106	+* (((
	107	+Band 2 (LF): 410 ~~ 528 Mhz
	108	+)))
	109	+)))
	110	+* (((
	111	+168 dB maximum link budget.
	112	+)))
	113	+* (((
	114	++20 dBm - 100 mW constant RF output vs.
	115	+)))
	116	+* (((
	117	++14 dBm high efficiency PA.
	118	+)))
	119	+* (((
	120	+Programmable bit rate up to 300 kbps.
	121	+)))
	122	+* (((
	123	+High sensitivity: down to -148 dBm.
	124	+)))
	125	+* (((
	126	+Bullet-proof front end: IIP3 = -12.5 dBm.
	127	+)))
	128	+* (((
	129	+Excellent blocking immunity.
	130	+)))
	131	+* (((
	132	+Low RX current of 10.3 mA, 200 nA register retention.
	133	+)))
	134	+* (((
	135	+Fully integrated synthesizer with a resolution of 61 Hz.
	136	+)))
	137	+* (((
	138	+FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
	139	+)))
	140	+* (((
	141	+Built-in bit synchronizer for clock recovery.
	142	+)))
	143	+* (((
	144	+Preamble detection.
	145	+)))
	146	+* (((
	147	+127 dB Dynamic Range RSSI.
	148	+)))
	149	+* (((
	150	+Automatic RF Sense and CAD with ultra-fast AFC.
	151	+)))
	152	+* (((
	153	+Packet engine up to 256 bytes with CRC.
	154	+)))
	155	+
81	81	== 1.3 Features ==
82	82
83	83	* LoRaWAN Class A & Class C protocol
...	...	@@ -126,7 +126,7 @@
126	126
127	127	The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second.
128	128
129		-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>>path:#AT_Command]] to set the keys in the devices.
	204	+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>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H4.UseATCommand]] to set the keys in the devices.
130	130
131	131	3.2 Example to join LoRaWAN network
132	132
...	...	@@ -322,7 +322,7 @@
322	322	**ATZ**
323	323	)))
324	324
325		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
	400	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
326	326
327	327	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
328	328
...	...	@@ -357,7 +357,7 @@
357	357	)))
358	358
359	359
360		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
	435	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
361	361
362	362	**Plus below command for AVI1 Counting:**
363	363
...	...	@@ -385,102 +385,80 @@
385	385
386	386	**LT22222-L**: This mode the DI1 is used as a counting pin.
387	387
388		-(% border="1" style="background-color:#f7faff" %)
389		-|(% style="width:93px" %)Size(bytes)|(% style="width:112px" %)2|(% style="width:105px" %)2|(% style="width:449px" %)2|2|1|1|1
390		-|(% style="width:93px" %)Value|(% style="width:112px" %)AVI1 voltage|(% style="width:105px" %)AVI2 voltage|(% style="width:449px" %)ACI1 Current| | | |
391		-|(% style="width:93px" %)Value|(% style="width:112px" %)(((
392		-AVI1 voltage
393		-)))|(% style="width:105px" %)(((
394		-AVI2 voltage
395		-)))|(% style="width:449px" %)(((
396		-ACI1 Current
397		-)))|COUNT1|DIDORO*|(((
398		-Reserve
	463	+[[image:image-20220523182334-9.png]]
399	399
400		-
401		-)))|MOD
	465	+(((
	466	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	467	+)))
402	402
403		-**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
404		-
405		-(% border="1" style="background-color:#f7faff" %)
406		-|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
407		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
408		-
409	409	* RO is for relay. ROx=1 : close，ROx=0 always open.
410	410	* FIRST: Indicate this is the first packet after join network.
411	411	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
412	412
413		-Note: DO3 is not valid for LT-22222-L.
	473	+(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
414	414
	475	+**To use this mode, please run:**
415	415
416		-To use this mode, please run:
	477	+(% class="box infomessage" %)
	478	+(((
	479	+**AT+MOD=5**
	480	+)))
417	417
418		-AT+MOD=5
	482	+(% class="box infomessage" %)
	483	+(((
	484	+**ATZ**
	485	+)))
419	419
420		-ATZ
	487	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
421	421
	489	+=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
422	422
423		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
	491	+(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
424	424
425		-
426		-
427		-
428		-
429		-1.
430		-11.
431		-111. AT+ADDMOD=6. (Trigger Mode, Optional)
432		-
433		-**This mode is an optional mode for trigger purpose. It can run together with other mode.**
434		-
435	435	For example, if user has configured below commands:
436	436
437		-* AT+MOD=1   à The normal working mode
438		-* AT+ADDMOD6=1    à Enable trigger
	495	+* **AT+MOD=1 ** **~-~->** The normal working mode
	496	+* **AT+ADDMOD6=1**   **~-~->** Enable trigger
439	439
440	440	LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
441	441
442		-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
443		-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.**
	500	+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
	501	+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.**
444	444
445	445	**AT Command to set Trigger Condition**:
446	446
447		-**Trigger base on voltage**:
	505	+(% style="color:#4f81bd" %)**Trigger base on voltage**:
448	448
449	449	Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
450	450
451		-Example:
	509	+**Example:**
452	452
453	453	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)
454	454
455	455	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
456	456
	515	+(% style="color:#4f81bd" %)**Trigger base on current**:
457	457
458		-**Trigger base on current**:
459		-
460	460	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
461	461
462		-Example:
	519	+**Example:**
463	463
464	464	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
465	465
	523	+(% style="color:#4f81bd" %)**Trigger base on DI status**:
466	466
467		-**Trigger base on DI status**:
468		-
469	469	DI status trigger Flag.
470	470
471	471	Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
472	472
473		-Example:
	529	+**Example:**
474	474
475	475	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
476	476
477	477
478		-
479		-
480		-
481	481	**Downlink Command to set Trigger Condition**
482	482
483		-Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
	536	+Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
484	484
485	485	Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
486	486
...	...	@@ -496,143 +496,49 @@
496	496
497	497	Yy4 yy4: AC2 or AV2 high limit.
498	498
	552	+**Example1**: AA 00 13 88 00 00 00 00 00 00
499	499
500		-Example1: AA 00 13 88 00 00 00 00 00 00
501		-
502	502	Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
503	503
504		-Example2: AA 02 01 00
	556	+**Example2**: AA 02 01 00
505	505
506	506	Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
507	507
	560	+(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
508	508
509		-
510		-
511		-**Trigger Settings Payload Explanation:**
512		-
513	513	MOD6 Payload : total 11 bytes payload
514	514
515		-(% border="1" style="background-color:#f7faff" %)
516		-|Size(bytes)|1|1|1|6|1|1
517		-|Value|(((
518		-TRI_A
	564	+[[image:image-20220524085923-1.png]]
519	519
520		-FLAG
521		-)))|(((
522		-TRI_A
	566	+(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
523	523
524		-Status
525		-)))|(((
526		-TRI_DI
	568	+[[image:image-20220524090106-2.png]]
527	527
528		-FLAG+STA
529		-)))|Reserve|Enable/Disable MOD6|(((
530		-MOD
531		-
532		-(6)
533		-)))
534		-
535		-**TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
536		-
537		-(% border="1" style="background-color:#f7faff" %)
538		-|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
539		-|(((
540		-AV1_
541		-
542		-LOW
543		-)))|(((
544		-AV1_
545		-
546		-HIGH
547		-)))|(((
548		-AV2_
549		-
550		-LOW
551		-)))|(((
552		-AV2_
553		-
554		-HIGH
555		-)))|(((
556		-AC1_
557		-
558		-LOW
559		-)))|(((
560		-AC1_
561		-
562		-HIGH
563		-)))|(((
564		-AC2_
565		-
566		-LOW
567		-)))|(((
568		-AC2_
569		-
570		-HIGH
571		-)))
572		-
573	573	* Each bits shows if the corresponding trigger has been configured.
574	574
575		-Example:
	572	+**Example:**
576	576
577	577	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
578	578
579	579
580		-**TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
	577	+(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
581	581
582		-(% border="1" style="background-color:#f7faff" %)
583		-|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
584		-|(((
585		-AV1_
	579	+[[image:image-20220524090249-3.png]]
586	586
587		-LOW
588		-)))|(((
589		-AV1_
590		-
591		-HIGH
592		-)))|(((
593		-AV2_
594		-
595		-LOW
596		-)))|(((
597		-AV2_
598		-
599		-HIGH
600		-)))|(((
601		-AC1_
602		-
603		-LOW
604		-)))|(((
605		-AC1_
606		-
607		-HIGH
608		-)))|(((
609		-AC2_
610		-
611		-LOW
612		-)))|(((
613		-AC2_
614		-
615		-HIGH
616		-)))
617		-
618	618	* Each bits shows which status has been trigger on this uplink.
619	619
620		-Example:
	583	+**Example:**
621	621
622	622	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
623	623
624	624
	588	+(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
625	625
	590	+[[image:image-20220524090456-4.png]]
626	626
627		-**TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
628		-
629		-(% border="1" style="background-color:#f7faff" %)
630		-|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
631		-|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
632		-
633	633	* Each bits shows which status has been trigger on this uplink.
634	634
635		-Example:
	594	+**Example:**
636	636
637	637	00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
638	638
...	...	@@ -639,117 +639,117 @@
639	639	00000101: Means both DI1 and DI2 trigger are enabled.
640	640
641	641
642		-**Enable/Disable MOD6 **: 0x01: MOD6 is enable. 0x00: MOD6 is disable.
	601	+(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
643	643
644		-
645	645	Downlink command to poll MOD6 status:
646	646
647		-AB 06
	605	+**AB 06**
648	648
649	649	When device got this command, it will send the MOD6 payload.
650	650
	609	+=== 3.3.7 Payload Decoder ===
651	651
652		-1.
653		-11.
654		-111. Payload Decoder
655		-
	611	+(((
656	656	**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/]]
	613	+)))
657	657
	615	+== 3.4 ​Configure LT via AT or Downlink ==
658	658
	617	+User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
659	659
660		-
661		-
662		-
663		-
664		-1.
665		-11. ​Configure LT via AT or Downlink
666		-
667		-User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
668		-
	619	+(((
669	669	There are two kinds of Commands:
	621	+)))
670	670
671		-* **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
	623	+* (% 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
672	672
673		-* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
	625	+* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
674	674
675		-1.
676		-11.
677		-111. Common Commands:
	627	+=== 3.4.1 Common Commands ===
678	678
679		-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
	629	+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/]]
680	680
	631	+=== 3.4.2 Sensor related commands ===
681	681
682		-1.
683		-11.
684		-111. Sensor related commands:
	633	+==== 3.4.2.1 Set Transmit Interval ====
685	685
686		-==== Set Transmit Interval ====
687		-
688	688	Set device uplink interval.
689	689
690	690	* AT Command:
691	691
692		-AT+TDC=N
	639	+(% class="box infomessage" %)
	640	+(((
	641	+**AT+TDC=N **
	642	+)))
693	693
694		-Example: AT+TDC=30000. Means set interval to 30 seconds
	644	+**Example: **AT+TDC=30000. Means set interval to 30 seconds
695	695
696		-
697	697	* Downlink Payload (prefix 0x01):
698	698
699		-0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)
	648	+(% class="box infomessage" %)
	649	+(((
	650	+**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
	651	+)))
700	700
	653	+==== 3.4.2.2 Set Work Mode (AT+MOD) ====
701	701
702		-==== Set Work Mode (AT+MOD) ====
703		-
704	704	Set work mode.
705	705
706	706	* AT Command:
707	707
708		-AT+MOD=N
	659	+(% class="box infomessage" %)
	660	+(((
	661	+**AT+MOD=N  **
	662	+)))
709	709
710		-Example: AT+MOD=2. Set work mode to Double DI counting mode
	664	+**Example**: AT+MOD=2. Set work mode to Double DI counting mode
711	711
712		-
713	713	* Downlink Payload (prefix 0x0A):
714	714
715		-0x0A aa     ~/~/ Same as AT+MOD=aa
	668	+(% class="box infomessage" %)
	669	+(((
	670	+**0x0A aa     ~/~/ Same as AT+MOD=aa**
	671	+)))
716	716
	673	+==== 3.4.2.3 Poll an uplink ====
717	717
718		-
719		-==== Poll an uplink ====
720		-
721	721	* AT Command:
722	722
723	723	There is no AT Command to poll uplink
724	724
725		-
726	726	* Downlink Payload (prefix 0x08):
727	727
728		-0x08 FF     ~/~/ Poll an uplink,
	681	+(% class="box infomessage" %)
	682	+(((
	683	+**0x08 FF     ~/~/ Poll an uplink,**
	684	+)))
729	729
730		-Example: 0x08FF, ask device to send an Uplink
	686	+**Example**: 0x08FF, ask device to send an Uplink
731	731
	688	+==== 3.4.2.4 Enable Trigger Mode ====
732	732
733		-==== Enable Trigger Mode ====
	690	+Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
734	734
735		-Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
736		-
737	737	* AT Command:
738	738
739		-AT+ADDMOD6=1 or 0
	694	+(% class="box infomessage" %)
	695	+(((
	696	+**AT+ADDMOD6=1 or 0**
	697	+)))
740	740
741	741	1: Enable Trigger Mode
742	742
743	743	0: Disable Trigger Mode
744	744
745		-
746	746	* Downlink Payload (prefix 0x0A 06):
747	747
748		-0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
	705	+(% class="box infomessage" %)
	706	+(((
	707	+**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
	708	+)))
749	749
	710	+==== 3.4.2.5 Poll trigger settings ====
750	750
751		-==== Poll trigger settings ====
752		-
753	753	Poll trigger settings,
754	754
755	755	* AT Command:
...	...	@@ -756,339 +756,337 @@
756	756
757	757	There is no AT Command for this feature.
758	758
759		-
760	760	* Downlink Payload (prefix 0x AB 06):
761	761
762		-0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
	720	+(% class="box infomessage" %)
	721	+(((
	722	+**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
	723	+)))
763	763
	725	+==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
764	764
765		-==== Enable / Disable DI1/DI2/DI3 as trigger ====
766		-
767	767	Enable Disable DI1/DI2/DI2 as trigger,
768	768
769	769	* AT Command:
770	770
771		-Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
	731	+(% class="box infomessage" %)
	732	+(((
	733	+**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
	734	+)))
772	772
773		-Example:
	736	+**Example:**
774	774
775	775	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
776	776
777		-
778		-
779	779	* Downlink Payload (prefix 0xAA 02):
780	780
781		-0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
	742	+(% class="box infomessage" %)
	743	+(((
	744	+**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
	745	+)))
782	782
	747	+==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
783	783
784		-
785		-==== Trigger1 – Set DI1 or DI3 as trigger ====
786		-
787	787	Set DI1 or DI3(for LT-33222-L) trigger.
788	788
789	789	* AT Command:
790	790
791		-AT+TRIG1=a,b
	753	+(% class="box infomessage" %)
	754	+(((
	755	+**AT+TRIG1=a,b**
	756	+)))
792	792
793	793	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
794	794
795	795	b : delay timing.
796	796
797		-Example:
	762	+**Example:**
798	798
799	799	AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
800	800
801		-
802	802	* Downlink Payload (prefix 0x09 01 ):
803	803
804		-0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
	768	+(% class="box infomessage" %)
	769	+(((
	770	+**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
	771	+)))
805	805
	773	+==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
806	806
807		-==== Trigger2 – Set DI2 as trigger ====
808		-
809	809	Set DI2 trigger.
810	810
811	811	* AT Command:
812	812
813		-AT+TRIG2=a,b
	779	+(% class="box infomessage" %)
	780	+(((
	781	+**AT+TRIG2=a,b**
	782	+)))
814	814
815	815	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
816	816
817	817	b : delay timing.
818	818
819		-Example:
	788	+**Example:**
820	820
821	821	AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
822	822
823		-
824	824	* Downlink Payload (prefix 0x09 02 ):
825	825
826		-0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
	794	+(% class="box infomessage" %)
	795	+(((
	796	+**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
	797	+)))
827	827
	799	+==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
828	828
829		-==== Trigger – Set AC (current) as trigger ====
	801	+Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
830	830
831		-Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
832		-
833	833	* AT Command:
834	834
835		-AT+ACLIM. See [[trigger mode>>path:#MOD6]]
	805	+(% class="box infomessage" %)
	806	+(((
	807	+**AT+ACLIM. **
	808	+)))
836	836
837		-
838	838	* Downlink Payload (prefix 0xAA 01 ):
839	839
840		-0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
	812	+(% class="box infomessage" %)
	813	+(((
	814	+**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
	815	+)))
841	841
	817	+==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
842	842
843		-==== Trigger – Set AV (voltage) as trigger ====
	819	+Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
844	844
845		-Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
846		-
847	847	* AT Command:
848	848
849		-AT+AVLIM. See [[trigger mode>>path:#MOD6]]
	823	+(% class="box infomessage" %)
	824	+(((
	825	+**AT+AVLIM. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
	826	+)))
850	850
851		-
852	852	* Downlink Payload (prefix 0xAA 00 ):
853	853
854		-0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
	830	+(% class="box infomessage" %)
	831	+(((
	832	+**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
	833	+)))
855	855
856		-==== Trigger – Set minimum interval ====
	835	+==== 3.4.2.11 Trigger – Set minimum interval ====
857	857
858	858	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
859	859
860	860	* AT Command:
861	861
862		-AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
	841	+(% class="box infomessage" %)
	842	+(((
	843	+**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
	844	+)))
863	863
864		-
865	865	* Downlink Payload (prefix 0xAC ):
866	866
867		-0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
	848	+(% class="box infomessage" %)
	849	+(((
	850	+**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
	851	+)))
868	868
	853	+==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
869	869
870		-==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
871		-
872	872	* AT Command:
873	873
874	874	There is no AT Command to control Digital Output
875	875
876		-
877	877	* Downlink Payload (prefix 0x02):
878	878
879		-0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
	861	+(% class="box infomessage" %)
	862	+(((
	863	+**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
	864	+)))
880	880
	866	+(((
881	881	If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
	868	+)))
882	882
	870	+(((
883	883	01: Low,  00: High ,  11: No action
	872	+)))
884	884
885		-(% border="1" style="background-color:#f7faff" %)
886		-|Downlink Code|DO1|DO2|DO3
887		-|02  01  00  11|Low|High|No Action
888		-|02  00  11  01|High|No Action|Low
889		-|02  11  01  00|No Action|Low|High
	874	+[[image:image-20220524092754-5.png]]
890	890
891		-Note: For LT-22222-L, there is no DO3, the last byte can use any value.
	876	+(((
	877	+(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
	878	+)))
892	892
893		-Device will upload a packet if downlink code executes successfully.
	880	+(((
	881	+(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
	882	+)))
894	894
895	895
	885	+==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
896	896
897		-
898		-
899		-==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
900		-
901	901	* AT Command:
902	902
903	903	There is no AT Command to control Digital Output
904	904
905		-
906	906	* Downlink Payload (prefix 0xA9):
907	907
908		-0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
	893	+(% class="box infomessage" %)
	894	+(((
	895	+**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
	896	+)))
909	909
910	910	This is to control the digital output time of DO pin. Include four bytes:
911	911
912		-**First Byte:** Type code (0xA9)
	900	+(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
913	913
914		-**Second Byte**: Inverter Mode
	902	+(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
915	915
916	916	01: DO pins will change back to original state after timeout.
917	917
918	918	00: DO pins will change to an inverter state after timeout
919	919
	908	+(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
920	920
921		-**Third Byte**: Control Method and Ports status:
	910	+[[image:image-20220524093238-6.png]]
922	922
923		-(% border="1" style="background-color:#f7faff" %)
924		-|Second Byte|Status
925		-|0x01|DO1 set to low
926		-|0x00|DO1 set to high
927		-|0x11|DO1 NO Action
	912	+(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
928	928
929		-**Fourth Byte**: Control Method and Ports status:
	914	+[[image:image-20220524093328-7.png]]
930	930
931		-(% border="1" style="background-color:#f7faff" %)
932		-|Second Byte|Status
933		-|0x01|DO2 set to low
934		-|0x00|DO2 set to high
935		-|0x11|DO2 NO Action
	916	+(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
936	936
937		-**Fifth Byte**: Control Method and Ports status:
	918	+[[image:image-20220524093351-8.png]]
938	938
939		-(% border="1" style="background-color:#f7faff" %)
940		-|Second Byte|Status
941		-|0x01|DO3 set to low
942		-|0x00|DO3 set to high
943		-|0x11|DO3 NO Action
	920	+(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
944	944
945		-**Sixth and Seventh Byte**:
946		-
947	947	Latching time. Unit: ms
948	948
949	949	Device will upload a packet if downlink code executes successfully.
950	950
	926	+**Example payload:**
951	951
	928	+**~1. A9 01 01 01 01 07 D0**
952	952
953		-Example payload:
954		-
955		-1. A9 01 01 01 01 07 D0
956		-
957	957	DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
958	958
	932	+**2. A9 01 00 01 11 07 D0**
959	959
960		-1. A9 01 00 01 11 07 D0
961		-
962	962	DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
963	963
	936	+**3. A9 00 00 00 00 07 D0**
964	964
965		-1. A9 00 00 00 00 07 D0
966		-
967	967	DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
968	968
	940	+**4. A9 00 11 01 00 07 D0**
969	969
970		-1. A9 00 11 01 00 07 D0
971		-
972	972	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
973	973
974	974
	945	+=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
975	975
976		-
977		-==== Relay ~-~- Control Relay Output RO1/RO2 ====
978		-
979	979	* AT Command:
980	980
981	981	There is no AT Command to control Relay Output
982	982
983		-
984	984	* Downlink Payload (prefix 0x03):
985	985
986		-0x03 aa bb     ~/~/ Set RO1/RO2 output
	953	+(% class="box infomessage" %)
	954	+(((
	955	+**0x03 aa bb     ~/~/ Set RO1/RO2 output**
	956	+)))
987	987
	958	+(((
988	988	If payload = 0x030100, it means set RO1 to close and RO2 to open.
	960	+)))
989	989
	962	+(((
990	990	01: Close ,  00: Open , 11: No action
	964	+)))
991	991
992		-(% border="1" style="background-color:#f7faff" %)
993		-|Downlink Code|RO1|RO2
994		-|03  00  11|Open|No Action
995		-|03  01  11|Close|No Action
996		-|03  11  00|No Action|Open
997		-|03  11  01|No Action|Close
998		-|03  00  00|Open|Open
999		-|03  01  01|Close|Close
1000		-|03  01  00|Close|Open
1001		-|03  00  01|Open|Close
	966	+(((
	967	+[[image:image-20220524093724-9.png]]
	968	+)))
1002	1002
1003	1003	Device will upload a packet if downlink code executes successfully.
1004	1004
1005	1005
1006		-==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
	973	+==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1007	1007
1008	1008	* AT Command:
1009	1009
1010	1010	There is no AT Command to control Relay Output
1011	1011
1012		-
1013	1013	* Downlink Payload (prefix 0x05):
1014	1014
1015		-0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:
	981	+(% class="box infomessage" %)
	982	+(((
	983	+**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
	984	+)))
1016	1016
1017	1017	This is to control the relay output time of relay. Include four bytes:
1018	1018
1019		-**First Byte:** Type code (0x05)
	988	+(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
1020	1020
1021		-**Second Byte(aa)**: Inverter Mode
	990	+(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
1022	1022
1023	1023	01: Relays will change back to original state after timeout.
1024	1024
1025	1025	00: Relays will change to an inverter state after timeout
1026	1026
	996	+(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1027	1027
1028		-**Third Byte(bb)**: Control Method and Ports status:
	998	+[[image:image-20220524093831-10.png]]
1029	1029
1030		-(% border="1" style="background-color:#f7faff" %)
1031		-|Value|Status
1032		-|0x11|RO1 and RO2 to NO
1033		-|0x10|RO2 to NO, RO1 to NC
1034		-|0x01|RO2 to NC, RO1 to NO
1035		-|0x00|RO1 and RO2 to NC.
1036		-|0x20|RO1 No Action, RO2 to NC
1037		-|0x21|RO1 No Action, RO2 to NO
1038		-|0x02|RO1 to NC, RO2 No Action
1039		-|0x12|RO1 to NO, RO2 No Action
	1000	+(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1040	1040
1041		-**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
1042		-
1043	1043	Device will upload a packet if downlink code executes successfully.
1044	1044
1045		-
1046		-
1047	1047	**Example payload:**
1048	1048
1049		-1. 05 01 11 07 D0
	1006	+**~1. 05 01 11 07 D0**
1050	1050
1051	1051	Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1052	1052
	1010	+**2. 05 01 10 07 D0**
1053	1053
1054		-1. 05 01 10 07 D0
1055		-
1056	1056	Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1057	1057
	1014	+**3. 05 00 01 07 D0**
1058	1058
1059		-1. 05 00 01 07 D0
1060		-
1061	1061	Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1062	1062
	1018	+**4. 05 00 00 07 D0**
1063	1063
1064		-1. 05 00 00 07 D0
1065		-
1066	1066	Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1067	1067
1068	1068
	1023	+==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1069	1069
	1025	+When voltage exceed the threshold, count. Feature see [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]
1070	1070
1071		-
1072		-
1073		-==== Counting ~-~- Voltage threshold counting ====
1074		-
1075		-When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
1076		-
1077	1077	* AT Command:
1078	1078
1079		-AT+VOLMAX    ~/~/ See [[MOD4>>path:#MOD4]]
	1029	+(% class="box infomessage" %)
	1030	+(((
	1031	+**AT+VOLMAX    ~/~/ See [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]**
	1032	+)))
1080	1080
1081		-
1082	1082	* Downlink Payload (prefix 0xA5):
1083	1083
1084		-0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc
	1036	+(% class="box infomessage" %)
	1037	+(((
	1038	+**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
	1039	+)))
1085	1085
	1041	+==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1086	1086
1087		-==== Counting ~-~- Pre-configure the Count Number ====
1088		-
1089	1089	* AT Command:
1090	1090
1091		-AT+SETCNT=aa,(bb cc dd ee)
	1045	+(% class="box infomessage" %)
	1046	+(((
	1047	+**AT+SETCNT=aa,(bb cc dd ee) **
	1048	+)))
1092	1092
1093	1093	aa: 1: Set count1,
1094	1094
...	...	@@ -1098,115 +1098,109 @@
1098	1098
1099	1099	Bb cc dd ee: number to be set
1100	1100
1101		-
1102	1102	* Downlink Payload (prefix 0xA8):
1103	1103
1104		-0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
	1060	+(% class="box infomessage" %)
	1061	+(((
	1062	+**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
	1063	+)))
1105	1105
	1065	+==== 3.4.2.18 Counting ~-~- Clear Counting ====
1106	1106
1107		-
1108		-
1109		-
1110		-==== Counting ~-~- Clear Counting ====
1111		-
1112	1112	Clear counting for counting mode
1113	1113
1114	1114	* AT Command:
1115	1115
1116		-AT+CLRCOUNT ~/~/ clear all counting
	1071	+(% class="box infomessage" %)
	1072	+(((
	1073	+**AT+CLRCOUNT ~/~/ clear all counting**
	1074	+)))
1117	1117
1118		-
1119	1119	* Downlink Payload (prefix 0xA6):
1120	1120
1121		-0x A6 01     ~/~/ clear all counting,
	1078	+(% class="box infomessage" %)
	1079	+(((
	1080	+**0x A6 01     ~/~/ clear all counting,**
	1081	+)))
1122	1122
	1083	+==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1123	1123
1124		-
1125		-
1126		-==== Counting ~-~- Change counting mode save time ====
1127		-
1128	1128	* AT Command:
1129	1129
1130		-AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
	1087	+(% class="box infomessage" %)
	1088	+(((
	1089	+**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
	1090	+)))
1131	1131
1132		-
1133	1133	* Downlink Payload (prefix 0xA7):
1134	1134
1135		-0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,
	1094	+(% class="box infomessage" %)
	1095	+(((
	1096	+**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
	1097	+)))
1136	1136
1137	1137	range: aa bb cc:0 to 16777215,  (unit:second)
1138	1138
	1101	+== 3.5 Integrate with Mydevice ==
1139	1139
1140		-
1141		-
1142		-1.
1143		-11. Integrate with Mydevice
1144		-
1145	1145	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:
1146	1146
	1105	+**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1147	1147
1148		-Step 1: Be sure that your device is programmed and properly connected to the network at this time.
	1107	+**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:
1149	1149
1150		-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:
	1109	+[[image:1653356737703-362.png||height="232" width="732"]]
1151	1151
	1111	+[[image:image-20220524094641-11.png||height="390" width="723"]]
1152	1152
1153		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1154	1154
	1114	+[[image:image-20220524094641-12.png||height="402" width="718"]]
1155	1155
1156		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
	1116	+**Step 3**: Create an account or log in Mydevices.
1157	1157
	1118	+**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1158	1158
1159		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
1160		-
1161		-
1162		-
1163		-Step 3: Create an account or log in Mydevices.
1164		-
1165		-Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
1166		-
1167	1167	Search under The things network
1168	1168
1169		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
	1122	+[[image:1653356838789-523.png||height="337" width="740"]]
1170	1170
1171		-
1172	1172	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1173	1173
1174		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
	1126	+[[image:image-20220524094909-1.png||height="335" width="729"]]
1175	1175
	1128	+[[image:image-20220524094909-2.png||height="337" width="729"]]
1176	1176
1177		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
	1130	+[[image:image-20220524094909-3.png||height="338" width="727"]]
1178	1178
	1132	+[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1179	1179
1180		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
	1134	+[[image:image-20220524094909-5.png||height="341" width="734"]]
1181	1181
	1136	+== 3.6 Interface Detail ==
1182	1182
1183		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
	1138	+=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1184	1184
1185		-
1186		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1187		-
1188		-
1189		-1.
1190		-11. Interface Detail
1191		-111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1192		-
1193	1193	Support NPN Type sensor
1194	1194
1195		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
	1142	+[[image:1653356991268-289.png]]
1196	1196
	1144	+=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1197	1197
1198		-
1199		-1.
1200		-11.
1201		-111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1202		-
	1146	+(((
1203	1203	The DI port of LT-22222-L can support NPN or PNP output sensor.
	1148	+)))
1204	1204
	1150	+(((
	1151	+(((
1205	1205	Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high
	1153	+)))
	1154	+)))
1206	1206
1207		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
	1156	+[[image:1653357170703-587.png]]
1208	1208
	1158	+(((
1209	1209	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
	1160	+)))
1210	1210
1211	1211
1212	1212	**Example1**: Connect to a Low active sensor.
...	...	@@ -1216,11 +1216,11 @@
1216	1216	* Connect sensor’s output to DI1-
1217	1217	* Connect sensor’s VCC to DI1+.
1218	1218
1219		-So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1170	+So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1220	1220
1221		- //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
	1172	+ //IF// = DI1+ / 1K.
1222	1222
1223		-If DI1+ = 12v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 12mA , So the LT-22222-L will be able to detect this active signal.
	1174	+If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1224	1224
1225	1225
1226	1226	**Example2**: Connect to a High active sensor.
...	...	@@ -1232,12 +1232,12 @@
1232	1232
1233	1233	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1234	1234
1235		- //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
	1186	+[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1236	1236
1237		-If DI1+ = 24v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 24mA , So the LT-22222-L will be able to detect this high active signal.
	1188	+If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1238	1238
1239	1239
1240		-**Example3**: Connect to a 220v high active sensor.公司测试一下
	1191	+**Example3**: Connect to a 220v high active sensor.
1241	1241
1242	1242	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
1243	1243
...	...	@@ -1246,34 +1246,24 @@
1246	1246
1247	1247	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1248	1248
1249		- //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
	1200	+ [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1250	1250
1251		-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.
	1202	+If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1252	1252
	1204	+=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1253	1253
1254		-1.
1255		-11.
1256		-111. Digital Output Port: DO1/DO2 /DO3
1257		-
1258	1258	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1259	1259
1260		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	1208	+[[image:1653357531600-905.png]]
1261	1261
	1210	+=== 3.6.4 Analog Input Interface ===
1262	1262
1263		-
1264		-
1265		-1.
1266		-11.
1267		-111. Analog Input Interface
1268		-
1269	1269	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:
1270	1270
1271		-AC2 = (IN2 voltage )/12
	1214	+**AC2 = (IN2 voltage )/12**
1272	1272
1273		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
	1216	+[[image:1653357592296-182.png]]
1274	1274
1275		-
1276		-
1277	1277	Example to connect a 4~~20mA sensor
1278	1278
1279	1279	We take the wind speed sensor as an example for reference only.
...	...	@@ -1289,423 +1289,579 @@
1289	1289
1290	1290	Connection diagram:
1291	1291
1292		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
	1233	+[[image:1653357640609-758.png]]
1293	1293
1294		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
	1235	+[[image:1653357648330-671.png||height="155" width="733"]]
1295	1295
	1237	+=== 3.6.5 Relay Output ===
1296	1296
1297		-
1298		-1.
1299		-11.
1300		-111. Relay Output
1301		-
	1239	+(((
1302	1302	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:
	1241	+)))
1303	1303
1304		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
	1243	+[[image:image-20220524100215-9.png]]
1305	1305
	1245	+[[image:image-20220524100215-10.png||height="382" width="723"]]
1306	1306
1307		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
	1247	+== 3.7 LEDs Indicators ==
1308	1308
	1249	+[[image:image-20220524100748-11.png]]
1309	1309
	1251	+= 4. Use AT Command =
1310	1310
	1253	+== 4.1 Access AT Command ==
1311	1311
1312		-
1313		-1.
1314		-11. LEDs Indicators
1315		-
1316		-(% border="1" style="background-color:#f7faff" %)
1317		-|**LEDs**|**Feature**
1318		-|**PWR**|Always on if there is power
1319		-|**SYS**|After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1320		-|**TX**|(((
1321		-Device boot: TX blinks 5 times.
1322		-
1323		-Successful join network: TX ON for 5 seconds.
1324		-
1325		-Transmit a LoRa packet: TX blinks once
1326		-)))
1327		-|**RX**|RX blinks once when receive a packet.
1328		-|**DO1**|
1329		-|**DO2**|
1330		-|**DO3**|
1331		-|**DI2**|(((
1332		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1333		-
1334		-For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1335		-)))
1336		-|**DI2**|(((
1337		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1338		-
1339		-For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1340		-)))
1341		-|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
1342		-|**DI2**|(((
1343		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1344		-
1345		-For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1346		-)))
1347		-|**RO1**|
1348		-|**RO2**|
1349		-
1350		-1. Use AT Command
1351		-11. Access AT Command
1352		-
1353	1353	LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1354	1354
1355		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
	1257	+[[image:1653358238933-385.png]]
1356	1356
	1259	+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:
1357	1357
1358		-In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:**123456**) to active it. As shown below:
	1261	+[[image:1653358355238-883.png]]
1359	1359
1360		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1361		-
1362		-
1363	1363	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/]]
1364	1364
	1265	+(((
1365	1365	AT+<CMD>?        : Help on <CMD>
	1267	+)))
1366	1366
	1269	+(((
1367	1367	AT+<CMD>         : Run <CMD>
	1271	+)))
1368	1368
	1273	+(((
1369	1369	AT+<CMD>=<value> : Set the value
	1275	+)))
1370	1370
	1277	+(((
1371	1371	AT+<CMD>=?       : Get the value
	1279	+)))
1372	1372
	1281	+(((
1373	1373	ATZ: Trig a reset of the MCU
	1283	+)))
1374	1374
	1285	+(((
1375	1375	AT+FDR: Reset Parameters to Factory Default, Keys Reserve
	1287	+)))
1376	1376
	1289	+(((
1377	1377	AT+DEUI: Get or Set the Device EUI
	1291	+)))
1378	1378
	1293	+(((
1379	1379	AT+DADDR: Get or Set the Device Address
	1295	+)))
1380	1380
	1297	+(((
1381	1381	AT+APPKEY: Get or Set the Application Key
	1299	+)))
1382	1382
	1301	+(((
1383	1383	AT+NWKSKEY: Get or Set the Network Session Key
	1303	+)))
1384	1384
	1305	+(((
1385	1385	AT+APPSKEY: Get or Set the Application Session Key
	1307	+)))
1386	1386
	1309	+(((
1387	1387	AT+APPEUI: Get or Set the Application EUI
	1311	+)))
1388	1388
	1313	+(((
1389	1389	AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
	1315	+)))
1390	1390
	1317	+(((
1391	1391	AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
	1319	+)))
1392	1392
	1321	+(((
1393	1393	AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
	1323	+)))
1394	1394
	1325	+(((
1395	1395	AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
	1327	+)))
1396	1396
	1329	+(((
1397	1397	AT+PNM: Get or Set the public network mode. (0: off, 1: on)
	1331	+)))
1398	1398
	1333	+(((
1399	1399	AT+RX2FQ: Get or Set the Rx2 window frequency
	1335	+)))
1400	1400
	1337	+(((
1401	1401	AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
	1339	+)))
1402	1402
	1341	+(((
1403	1403	AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
	1343	+)))
1404	1404
	1345	+(((
1405	1405	AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
	1347	+)))
1406	1406
	1349	+(((
1407	1407	AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
	1351	+)))
1408	1408
	1353	+(((
1409	1409	AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
	1355	+)))
1410	1410
	1357	+(((
1411	1411	AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
	1359	+)))
1412	1412
	1361	+(((
1413	1413	AT+NWKID: Get or Set the Network ID
	1363	+)))
1414	1414
	1365	+(((
1415	1415	AT+FCU: Get or Set the Frame Counter Uplink
	1367	+)))
1416	1416
	1369	+(((
1417	1417	AT+FCD: Get or Set the Frame Counter Downlink
	1371	+)))
1418	1418
	1373	+(((
1419	1419	AT+CLASS: Get or Set the Device Class
	1375	+)))
1420	1420
	1377	+(((
1421	1421	AT+JOIN: Join network
	1379	+)))
1422	1422
	1381	+(((
1423	1423	AT+NJS: Get OTAA Join Status
	1383	+)))
1424	1424
	1385	+(((
1425	1425	AT+SENDB: Send hexadecimal data along with the application port
	1387	+)))
1426	1426
	1389	+(((
1427	1427	AT+SEND: Send text data along with the application port
	1391	+)))
1428	1428
	1393	+(((
1429	1429	AT+RECVB: Print last received data in binary format (with hexadecimal values)
	1395	+)))
1430	1430
	1397	+(((
1431	1431	AT+RECV: Print last received data in raw format
	1399	+)))
1432	1432
	1401	+(((
1433	1433	AT+VER: Get current image version and Frequency Band
	1403	+)))
1434	1434
	1405	+(((
1435	1435	AT+CFM: Get or Set the confirmation mode (0-1)
	1407	+)))
1436	1436
	1409	+(((
1437	1437	AT+CFS: Get confirmation status of the last AT+SEND (0-1)
	1411	+)))
1438	1438
	1413	+(((
1439	1439	AT+SNR: Get the SNR of the last received packet
	1415	+)))
1440	1440
	1417	+(((
1441	1441	AT+RSSI: Get the RSSI of the last received packet
	1419	+)))
1442	1442
	1421	+(((
1443	1443	AT+TDC: Get or set the application data transmission interval in ms
	1423	+)))
1444	1444
	1425	+(((
1445	1445	AT+PORT: Get or set the application port
	1427	+)))
1446	1446
	1429	+(((
1447	1447	AT+DISAT: Disable AT commands
	1431	+)))
1448	1448
	1433	+(((
1449	1449	AT+PWORD: Set password, max 9 digits
	1435	+)))
1450	1450
	1437	+(((
1451	1451	AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
	1439	+)))
1452	1452
	1441	+(((
1453	1453	AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
	1443	+)))
1454	1454
	1445	+(((
1455	1455	AT+CFG: Print all settings
	1447	+)))
1456	1456
	1449	+== 4.2 Common AT Command Sequence ==
1457	1457
	1451	+=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1458	1458
1459		-1.
1460		-11. Common AT Command Sequence
1461		-111. Multi-channel ABP mode (Use with SX1301/LG308)
1462		-
	1453	+(((
1463	1463	If device has not joined network yet:
	1455	+)))
1464	1464
1465		-123456
	1457	+(((
	1458	+(% style="background-color:#dcdcdc" %)123456
	1459	+)))
1466	1466
1467		-AT+FDR
	1461	+(((
	1462	+(% style="background-color:#dcdcdc" %)AT+FDR
	1463	+)))
1468	1468
1469		-123456
	1465	+(((
	1466	+(% style="background-color:#dcdcdc" %)123456
	1467	+)))
1470	1470
1471		-AT+NJM=0
	1469	+(((
	1470	+(% style="background-color:#dcdcdc" %)AT+NJM=0
	1471	+)))
1472	1472
1473		-ATZ
	1473	+(((
	1474	+(% style="background-color:#dcdcdc" %)ATZ
	1475	+)))
1474	1474
1475	1475
	1478	+(((
1476	1476	If device already joined network:
	1480	+)))
1477	1477
1478		-AT+NJM=0
	1482	+(((
	1483	+(% style="background-color:#dcdcdc" %)AT+NJM=0
	1484	+)))
1479	1479
1480		-ATZ
	1486	+(((
	1487	+(% style="background-color:#dcdcdc" %)ATZ
	1488	+)))
1481	1481
1482		-1.
1483		-11.
1484		-111. Single-channel ABP mode (Use with LG01/LG02)
	1490	+=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1485	1485
1486		-123456   Enter Password to have AT access.
	1492	+(((
	1493	+(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1494	+)))
1487	1487
1488		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
	1496	+(((
	1497	+(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
	1498	+)))
1489	1489
1490		-123456   Enter Password to have AT access.
	1500	+(((
	1501	+(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1502	+)))
1491	1491
1492		-AT+CLASS=C Set to work in CLASS C
	1504	+(((
	1505	+(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
	1506	+)))
1493	1493
1494		-AT+NJM=0 Set to ABP mode
	1508	+(((
	1509	+(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
	1510	+)))
1495	1495
1496		-AT+ADR=0 Set the Adaptive Data Rate Off
	1512	+(((
	1513	+(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
	1514	+)))
1497	1497
1498		-AT+DR=5  Set Data Rate
	1516	+(((
	1517	+(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
	1518	+)))
1499	1499
1500		-AT+TDC=60000  Set transmit interval to 60 seconds
	1520	+(((
	1521	+(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
	1522	+)))
1501	1501
1502		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1524	+(((
	1525	+(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
	1526	+)))
1503	1503
1504		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1528	+(((
	1529	+(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1530	+)))
1505	1505
1506		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
	1532	+(((
	1533	+(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
	1534	+)))
1507	1507
1508		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1536	+(((
	1537	+(% 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.
	1538	+)))
1509	1509
1510		-ATZ          Reset MCU
	1540	+(((
	1541	+(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1542	+)))
1511	1511
1512		-**Note:**
	1544	+(((
	1545	+(% style="color:red" %)**Note:**
	1546	+)))
1513	1513
1514		-1. Make sure the device is set to ABP mode in the IoT Server.
1515		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1516		-1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1517		-1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
	1548	+(((
	1549	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1550	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1551	+3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
	1552	+4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
	1553	+)))
1518	1518
1519		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
	1555	+(((
	1556	+[[image:1653359097980-169.png||height="188" width="729"]]
	1557	+)))
1520	1520
	1559	+(((
	1560	+
	1561	+)))
1521	1521
1522		-1.
1523		-11.
1524		-111. Change to Class A
	1563	+=== 4.2.3 Change to Class A ===
1525	1525
1526	1526	If sensor JOINED
1527		-
1528		-AT+CLASS=A
1529		-
	1566	+(% style="background-color:#dcdcdc" %)AT+CLASS=A
1530	1530	ATZ
1531	1531
	1569	+= 5. FAQ =
1532	1532
	1571	+== 5.1 How to upgrade the image? ==
1533	1533
1534		-
1535		-
1536		-1. FAQ
1537		-
1538		-1.
1539		-11. How to upgrade the image?
1540		-
1541	1541	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1542	1542
1543	1543	* Support new features
1544	1544	* For bug fix
1545	1545	* Change LoRaWAN bands.
1546		-
1547	1547	Below shows the hardware connection for how to upload an image to the LT:
	1579	+* [[image:1653359603330-121.png]]
1548	1548
1549		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1550		-
1551		-
1552	1552	**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]].
1553		-
1554	1554	**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1555		-
1556	1556	**Step3: **Open flashloader; choose the correct COM port to update.
	1584	+**For LT-22222-L**:
	1585	+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.
1557	1557
1558		-**For LT-33222-L**:
	1587	+ [[image:image-20220524103407-12.png]]
1559	1559
1560		-Hold down the PRO button and then momentarily press the RST reset button and the **DO2 led** will change from OFF to ON. When **DO2 LED** is on, it means the device is in download mode.
	1589	+[[image:image-20220524103429-13.png]]
1561	1561
1562		-**For LT-22222-L**:
	1591	+[[image:image-20220524104033-15.png]]
1563	1563
1564		-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.
	1593	+(% 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:
1565	1565
	1595	+[[image:1653360054704-518.png||height="186" width="745"]]
1566	1566
	1597	+(((
	1598	+(((
	1599	+== 5.2 How to change the LoRa Frequency Bands/Region? ==
	1600	+)))
	1601	+)))
1567	1567
1568		-|(((
1569		-Board detected
	1603	+(((
	1604	+User can follow the introduction for [[how to upgrade image>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H5.1Howtoupgradetheimage3F]]. When download the images, choose the required image file for download.
1570	1570	)))
1571	1571
1572		-|(((
1573		-
	1607	+(((
	1608	+== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1574	1574	)))
1575	1575
1576		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1577		-
1578		-
1579		-
1580		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]]
1581		-
1582		-
1583		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image037.png]]
1584		-
1585		-
1586		-**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1587		-
1588		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1589		-
1590		-
1591		-1.
1592		-11. How to change the LoRa Frequency Bands/Region?
1593		-
1594		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1595		-
1596		-
1597		-1.
1598		-11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1599		-
	1611	+(((
	1612	+(((
1600	1600	In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
	1614	+)))
	1615	+)))
1601	1601
	1617	+(((
	1618	+(((
1602	1602	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
	1620	+)))
	1621	+)))
1603	1603
	1623	+(((
	1624	+(% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
	1625	+)))
1604	1604
1605		-**Step1**: Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
	1627	+(((
	1628	+[[image:1653360231087-571.png||height="401" width="727"]]
	1629	+)))
1606	1606
1607		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
	1631	+(% 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.
1608	1608
1609		-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.
	1633	+(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1610	1610
	1635	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	1636	+(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
	1637	+(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
	1638	+(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
	1639	+(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
	1640	+(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
	1641	+(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
	1642	+(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
	1643	+(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
	1644	+(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1611	1611
1612		-**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1613		-
1614		-123456   Enter Password to have AT access.
1615		-
1616		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1617		-
1618		-123456   Enter Password to have AT access.
1619		-
1620		-AT+NJM=0 Set to ABP mode
1621		-
1622		-AT+ADR=0 Set the Adaptive Data Rate Off
1623		-
1624		-AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1625		-
1626		-AT+TDC=60000  Set transmit interval to 60 seconds
1627		-
1628		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1629		-
1630		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1631		-
1632		-ATZ                Reset MCU
1633		-
1634	1634	As shown in below:
1635	1635
1636		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
	1648	+[[image:1653360498588-932.png||height="485" width="726"]]
1637	1637
	1650	+== 5.4 Can I see counting event in Serial? ==
1638	1638
1639		-
1640		-1.
1641		-11. Can I see counting event in Serial?
1642		-
	1652	+(((
1643	1643	User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
	1654	+)))
1644	1644
	1656	+(((
	1657	+= 6. Trouble Shooting =
	1658	+)))
1645	1645
	1660	+(((
	1661	+(((
	1662	+== 6.1 Downlink doesn’t work, how to solve it? ==
	1663	+)))
	1664	+)))
1646	1646
1647		-
1648		-1. Trouble Shooting
1649		-11. Downlink doesn’t work, how to solve it?
1650		-
	1666	+(((
1651	1651	Please see this link for how to debug:
1652	1652
	1669	+[[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/>>http://8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/]]
	1670	+)))
	1671	+
	1672	+(((
1653	1653	[[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]]
	1674	+)))
1654	1654
	1676	+(((
	1677	+== 6.2 Have trouble to upload image. ==
	1678	+)))
1655	1655
1656		-1.
1657		-11. Have trouble to upload image.
1658		-
	1680	+(((
1659	1659	See this link for trouble shooting:
	1682	+)))
1660	1660
	1684	+(((
1661	1661	[[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]]
	1686	+)))
1662	1662
	1688	+(((
	1689	+== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
	1690	+)))
1663	1663
1664		-1.
1665		-11. Why I can’t join TTN in US915 /AU915 bands?
1666		-
	1692	+(((
1667	1667	It might be about the channels mapping. Please see this link for detail:
	1694	+)))
1668	1668
	1696	+(((
1669	1669	[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
	1698	+)))
1670	1670
	1700	+(((
	1701	+= 7. Order Info =
	1702	+)))
1671	1671
	1704	+(((
	1705	+(((
	1706	+(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
	1707	+)))
	1708	+)))
1672	1672
	1710	+(((
	1711	+(((
	1712	+(% style="color:#4f81bd" %)**XXX:**
	1713	+)))
	1714	+)))
1673	1673
1674		-1. Order Info
	1716	+* (((
	1717	+(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
	1718	+)))
	1719	+* (((
	1720	+(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
	1721	+)))
	1722	+* (((
	1723	+(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
	1724	+)))
	1725	+* (((
	1726	+(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
	1727	+)))
	1728	+* (((
	1729	+(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
	1730	+)))
	1731	+* (((
	1732	+(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
	1733	+)))
	1734	+* (((
	1735	+(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
	1736	+)))
	1737	+* (((
	1738	+(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
	1739	+)))
1675	1675
1676		-**For LT-33222-L-XXX or LT-22222-L-XXX:**
	1741	+(((
	1742	+* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1677	1677
1678		-**XXX:**
	1744	+= 8. Packing Info =
	1745	+)))
1679	1679
1680		-* **EU433**: LT with frequency bands EU433
1681		-* **EU868**: LT with frequency bands EU868
1682		-* **KR920**: LT with frequency bands KR920
1683		-* **CN470**: LT with frequency bands CN470
1684		-* **AS923**: LT with frequency bands AS923
1685		-* **AU915**: LT with frequency bands AU915
1686		-* **US915**: LT with frequency bands US915
1687		-* **IN865**: LT with frequency bands IN865
1688		-* **CN779**: LT with frequency bands CN779
1689		-
1690		-1. Packing Info
1691		-
	1747	+(((
	1748	+(((
1692	1692	**Package Includes**:
	1750	+)))
	1751	+)))
1693	1693
1694		-* LT I/O Controller x 1
	1753	+(((
	1754	+(((
	1755	+* LT-22222-L I/O Controller x 1
1695	1695	* Stick Antenna for LoRa RF part x 1
1696	1696	* Bracket for controller x1
1697	1697	* Program cable x 1
	1759	+)))
	1760	+)))
1698	1698
	1762	+(((
	1763	+(((
1699	1699	**Dimension and weight**:
	1765	+)))
	1766	+)))
1700	1700
	1768	+(((
	1769	+(((
1701	1701	* Device Size: 13.5 x 7 x 3 cm
1702	1702	* Device Weight: 105g
1703	1703	* Package Size / pcs : 14.5 x 8 x 5 cm
1704	1704	* Weight / pcs : 170g
	1774	+)))
	1775	+)))
1705	1705
1706		-1. Support
	1777	+(((
	1778	+= 9. Support =
	1779	+)))
1707	1707
1708		-* 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.
1709		-* 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
	1781	+* (((
	1782	+(((
	1783	+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.
	1784	+)))
	1785	+)))
	1786	+* (((
	1787	+(((
	1788	+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
	1789	+)))
	1790	+)))
1710	1710
1711		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1792	+(((
	1793	+(((
	1794	+ [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1795	+)))
	1796	+
	1797	+(((
	1798	+= 10. Reference​​​​​ =
	1799	+
	1800	+* Product Page:
	1801	+
	1802	+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]]
	1803	+
	1804	+* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
	1805	+* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
	1806	+* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
	1807	+)))
	1808	+)))

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