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

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4	4	**LT-22222-L LoRa IO Controller User Manual **
5	5
6	6
7		-**Table of Contents:**
8	8
9		-{{toc/}}
10	10
11		-
12		-
13		-
14	14	= 1.Introduction =
15	15
16	16	== 1.1 What is LT Series I/O Controller ==
...	...	@@ -45,114 +45,44 @@
45	45
46	46	== 1.2  Specifications ==
47	47
48		-(((
49	49	**Hardware System:**
50		-)))
51	51
52		-* (((
53		-STM32L072CZT6 MCU
54		-)))
55		-* (((
56		-SX1276/78 Wireless Chip
57		-)))
58		-* (((
59		-(((
60		-Power Consumption:
61		-)))
	45	+* STM32L072CZT6 MCU
	46	+* SX1276/78 Wireless Chip
	47	+* Power Consumption:
	48	+** Idle: 4mA@12v
	49	+** 20dB Transmit: 34mA@12v
62	62
63		-* (((
64		-Idle: 4mA@12v
65		-)))
66		-* (((
67		-20dB Transmit: 34mA@12v
68		-)))
69		-)))
70		-
71		-(((
72	72	**Interface for Model: LT22222-L:**
73		-)))
74	74
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		-)))
	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.
93	93
94		-(((
95	95	**LoRa Spec:**
96		-)))
97	97
98		-* (((
99		-(((
100		-Frequency Range:
101		-)))
	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.
102	102
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		-
156	156	== 1.3 Features ==
157	157
158	158	* LoRaWAN Class A & Class C protocol
...	...	@@ -199,21 +199,13 @@
199	199
200	200	== 3.1 How it works? ==
201	201
202		-(((
203	203	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.
204		-)))
205	205
206		-(((
207		-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.
208		-)))
	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.
209	209
210		-(((
211	211	3.2 Example to join LoRaWAN network
212		-)))
213	213
214		-(((
215	215	This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here.
216		-)))
217	217
218	218	[[image:image-20220523172350-1.png||height="266" width="864"]]
219	219
...	...	@@ -405,7 +405,7 @@
405	405	**ATZ**
406	406	)))
407	407
408		-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]].
	325	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
409	409
410	410	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
411	411
...	...	@@ -440,7 +440,7 @@
440	440	)))
441	441
442	442
443		-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]].
	360	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
444	444
445	445	**Plus below command for AVI1 Counting:**
446	446
...	...	@@ -468,80 +468,102 @@
468	468
469	469	**LT22222-L**: This mode the DI1 is used as a counting pin.
470	470
471		-[[image:image-20220523182334-9.png]]
	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
472	472
473		-(((
474		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
475		-)))
	400	+
	401	+)))|MOD
476	476
	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	+
477	477	* RO is for relay. ROx=1 : close，ROx=0 always open.
478	478	* FIRST: Indicate this is the first packet after join network.
479	479	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
480	480
481		-(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	413	+Note: DO3 is not valid for LT-22222-L.
482	482
483		-**To use this mode, please run:**
484	484
485		-(% class="box infomessage" %)
486		-(((
487		-**AT+MOD=5**
488		-)))
	416	+To use this mode, please run:
489	489
490		-(% class="box infomessage" %)
491		-(((
492		-**ATZ**
493		-)))
	418	+AT+MOD=5
494	494
495		-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]].
	420	+ATZ
496	496
497		-=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
498	498
499		-(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
	423	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
500	500
	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	+
501	501	For example, if user has configured below commands:
502	502
503		-* **AT+MOD=1 ** **~-~->** The normal working mode
504		-* **AT+ADDMOD6=1**   **~-~->** Enable trigger
	437	+* AT+MOD=1   à The normal working mode
	438	+* AT+ADDMOD6=1    à Enable trigger
505	505
506	506	LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
507	507
508		-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
509		-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.**
	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.**
510	510
511	511	**AT Command to set Trigger Condition**:
512	512
513		-(% style="color:#4f81bd" %)**Trigger base on voltage**:
	447	+**Trigger base on voltage**:
514	514
515	515	Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
516	516
517		-**Example:**
	451	+Example:
518	518
519	519	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)
520	520
521	521	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
522	522
523		-(% style="color:#4f81bd" %)**Trigger base on current**:
524	524
	458	+**Trigger base on current**:
	459	+
525	525	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
526	526
527		-**Example:**
	462	+Example:
528	528
529	529	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
530	530
531		-(% style="color:#4f81bd" %)**Trigger base on DI status**:
532	532
	467	+**Trigger base on DI status**:
	468	+
533	533	DI status trigger Flag.
534	534
535	535	Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
536	536
537		-**Example:**
	473	+Example:
538	538
539	539	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
540	540
541	541
	478	+
	479	+
	480	+
542	542	**Downlink Command to set Trigger Condition**
543	543
544		-Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
	483	+Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
545	545
546	546	Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
547	547
...	...	@@ -557,49 +557,143 @@
557	557
558	558	Yy4 yy4: AC2 or AV2 high limit.
559	559
560		-**Example1**: AA 00 13 88 00 00 00 00 00 00
561	561
	500	+Example1: AA 00 13 88 00 00 00 00 00 00
	501	+
562	562	Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
563	563
564		-**Example2**: AA 02 01 00
	504	+Example2: AA 02 01 00
565	565
566	566	Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
567	567
568		-(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
569	569
	509	+
	510	+
	511	+**Trigger Settings Payload Explanation:**
	512	+
570	570	MOD6 Payload : total 11 bytes payload
571	571
572		-[[image:image-20220524085923-1.png]]
	515	+(% border="1" style="background-color:#f7faff" %)
	516	+|Size(bytes)|1|1|1|6|1|1
	517	+|Value|(((
	518	+TRI_A
573	573
574		-(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
	520	+FLAG
	521	+)))|(((
	522	+TRI_A
575	575
576		-[[image:image-20220524090106-2.png]]
	524	+Status
	525	+)))|(((
	526	+TRI_DI
577	577
	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	+
578	578	* Each bits shows if the corresponding trigger has been configured.
579	579
580		-**Example:**
	575	+Example:
581	581
582	582	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
583	583
584	584
585		-(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
	580	+**TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
586	586
587		-[[image:image-20220524090249-3.png]]
	582	+(% border="1" style="background-color:#f7faff" %)
	583	+|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
	584	+|(((
	585	+AV1_
588	588
	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	+
589	589	* Each bits shows which status has been trigger on this uplink.
590	590
591		-**Example:**
	620	+Example:
592	592
593	593	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
594	594
595	595
596		-(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
597	597
598		-[[image:image-20220524090456-4.png]]
599	599
	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	+
600	600	* Each bits shows which status has been trigger on this uplink.
601	601
602		-**Example:**
	635	+Example:
603	603
604	604	00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
605	605
...	...	@@ -606,117 +606,117 @@
606	606	00000101: Means both DI1 and DI2 trigger are enabled.
607	607
608	608
609		-(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
	642	+**Enable/Disable MOD6 **: 0x01: MOD6 is enable. 0x00: MOD6 is disable.
610	610
	644	+
611	611	Downlink command to poll MOD6 status:
612	612
613		-**AB 06**
	647	+AB 06
614	614
615	615	When device got this command, it will send the MOD6 payload.
616	616
617		-=== 3.3.7 Payload Decoder ===
618	618
619		-(((
	652	+1.
	653	+11.
	654	+111. Payload Decoder
	655	+
620	620	**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/]]
621		-)))
622	622
623		-== 3.4 ​Configure LT via AT or Downlink ==
624	624
625		-User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
626	626
627		-(((
	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	+
628	628	There are two kinds of Commands:
629		-)))
630	630
631		-* (% 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
	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
632	632
633		-* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
	673	+* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
634	634
635		-=== 3.4.1 Common Commands ===
	675	+1.
	676	+11.
	677	+111. Common Commands:
636	636
637		-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/]]
	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
638	638
639		-=== 3.4.2 Sensor related commands ===
640	640
641		-==== 3.4.2.1 Set Transmit Interval ====
	682	+1.
	683	+11.
	684	+111. Sensor related commands:
642	642
	686	+==== Set Transmit Interval ====
	687	+
643	643	Set device uplink interval.
644	644
645	645	* AT Command:
646	646
647		-(% class="box infomessage" %)
648		-(((
649		-**AT+TDC=N **
650		-)))
	692	+AT+TDC=N
651	651
652		-**Example: **AT+TDC=30000. Means set interval to 30 seconds
	694	+Example: AT+TDC=30000. Means set interval to 30 seconds
653	653
	696	+
654	654	* Downlink Payload (prefix 0x01):
655	655
656		-(% class="box infomessage" %)
657		-(((
658		-**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
659		-)))
	699	+0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)
660	660
661		-==== 3.4.2.2 Set Work Mode (AT+MOD) ====
662	662
	702	+==== Set Work Mode (AT+MOD) ====
	703	+
663	663	Set work mode.
664	664
665	665	* AT Command:
666	666
667		-(% class="box infomessage" %)
668		-(((
669		-**AT+MOD=N  **
670		-)))
	708	+AT+MOD=N
671	671
672		-**Example**: AT+MOD=2. Set work mode to Double DI counting mode
	710	+Example: AT+MOD=2. Set work mode to Double DI counting mode
673	673
	712	+
674	674	* Downlink Payload (prefix 0x0A):
675	675
676		-(% class="box infomessage" %)
677		-(((
678		-**0x0A aa     ~/~/ Same as AT+MOD=aa**
679		-)))
	715	+0x0A aa     ~/~/ Same as AT+MOD=aa
680	680
681		-==== 3.4.2.3 Poll an uplink ====
682	682
	718	+
	719	+==== Poll an uplink ====
	720	+
683	683	* AT Command:
684	684
685	685	There is no AT Command to poll uplink
686	686
	725	+
687	687	* Downlink Payload (prefix 0x08):
688	688
689		-(% class="box infomessage" %)
690		-(((
691		-**0x08 FF     ~/~/ Poll an uplink,**
692		-)))
	728	+0x08 FF     ~/~/ Poll an uplink,
693	693
694		-**Example**: 0x08FF, ask device to send an Uplink
	730	+Example: 0x08FF, ask device to send an Uplink
695	695
696		-==== 3.4.2.4 Enable Trigger Mode ====
697	697
698		-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]]
	733	+==== Enable Trigger Mode ====
699	699
	735	+Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
	736	+
700	700	* AT Command:
701	701
702		-(% class="box infomessage" %)
703		-(((
704		-**AT+ADDMOD6=1 or 0**
705		-)))
	739	+AT+ADDMOD6=1 or 0
706	706
707	707	1: Enable Trigger Mode
708	708
709	709	0: Disable Trigger Mode
710	710
	745	+
711	711	* Downlink Payload (prefix 0x0A 06):
712	712
713		-(% class="box infomessage" %)
714		-(((
715		-**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
716		-)))
	748	+0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
717	717
718		-==== 3.4.2.5 Poll trigger settings ====
719	719
	751	+==== Poll trigger settings ====
	752	+
720	720	Poll trigger settings,
721	721
722	722	* AT Command:
...	...	@@ -723,337 +723,339 @@
723	723
724	724	There is no AT Command for this feature.
725	725
	759	+
726	726	* Downlink Payload (prefix 0x AB 06):
727	727
728		-(% class="box infomessage" %)
729		-(((
730		-**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
731		-)))
	762	+0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
732	732
733		-==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
734	734
	765	+==== Enable / Disable DI1/DI2/DI3 as trigger ====
	766	+
735	735	Enable Disable DI1/DI2/DI2 as trigger,
736	736
737	737	* AT Command:
738	738
739		-(% class="box infomessage" %)
740		-(((
741		-**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
742		-)))
	771	+Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
743	743
744		-**Example:**
	773	+Example:
745	745
746	746	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
747	747
	777	+
	778	+
748	748	* Downlink Payload (prefix 0xAA 02):
749	749
750		-(% class="box infomessage" %)
751		-(((
752		-**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
753		-)))
	781	+0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
754	754
755		-==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
756	756
	784	+
	785	+==== Trigger1 – Set DI1 or DI3 as trigger ====
	786	+
757	757	Set DI1 or DI3(for LT-33222-L) trigger.
758	758
759	759	* AT Command:
760	760
761		-(% class="box infomessage" %)
762		-(((
763		-**AT+TRIG1=a,b**
764		-)))
	791	+AT+TRIG1=a,b
765	765
766	766	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
767	767
768	768	b : delay timing.
769	769
770		-**Example:**
	797	+Example:
771	771
772	772	AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
773	773
	801	+
774	774	* Downlink Payload (prefix 0x09 01 ):
775	775
776		-(% class="box infomessage" %)
777		-(((
778		-**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
779		-)))
	804	+0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
780	780
781		-==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
782	782
	807	+==== Trigger2 – Set DI2 as trigger ====
	808	+
783	783	Set DI2 trigger.
784	784
785	785	* AT Command:
786	786
787		-(% class="box infomessage" %)
788		-(((
789		-**AT+TRIG2=a,b**
790		-)))
	813	+AT+TRIG2=a,b
791	791
792	792	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
793	793
794	794	b : delay timing.
795	795
796		-**Example:**
	819	+Example:
797	797
798	798	AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
799	799
	823	+
800	800	* Downlink Payload (prefix 0x09 02 ):
801	801
802		-(% class="box infomessage" %)
803		-(((
804		-**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
805		-)))
	826	+0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
806	806
807		-==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
808	808
809		-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]]
	829	+==== Trigger – Set AC (current) as trigger ====
810	810
	831	+Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
	832	+
811	811	* AT Command:
812	812
813		-(% class="box infomessage" %)
814		-(((
815		-**AT+ACLIM. **
816		-)))
	835	+AT+ACLIM. See [[trigger mode>>path:#MOD6]]
817	817
	837	+
818	818	* Downlink Payload (prefix 0xAA 01 ):
819	819
820		-(% class="box infomessage" %)
821		-(((
822		-**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]]**
823		-)))
	840	+0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
824	824
825		-==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
826	826
827		-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]]
	843	+==== Trigger – Set AV (voltage) as trigger ====
828	828
	845	+Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
	846	+
829	829	* AT Command:
830	830
831		-(% class="box infomessage" %)
832		-(((
833		-**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]]**
834		-)))
	849	+AT+AVLIM. See [[trigger mode>>path:#MOD6]]
835	835
	851	+
836	836	* Downlink Payload (prefix 0xAA 00 ):
837	837
838		-(% class="box infomessage" %)
839		-(((
840		-**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]] **
841		-)))
	854	+0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
842	842
843		-==== 3.4.2.11 Trigger – Set minimum interval ====
	856	+==== Trigger – Set minimum interval ====
844	844
845	845	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
846	846
847	847	* AT Command:
848	848
849		-(% class="box infomessage" %)
850		-(((
851		-**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
852		-)))
	862	+AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
853	853
	864	+
854	854	* Downlink Payload (prefix 0xAC ):
855	855
856		-(% class="box infomessage" %)
857		-(((
858		-**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
859		-)))
	867	+0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
860	860
861		-==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
862	862
	870	+==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
	871	+
863	863	* AT Command:
864	864
865	865	There is no AT Command to control Digital Output
866	866
	876	+
867	867	* Downlink Payload (prefix 0x02):
868	868
869		-(% class="box infomessage" %)
870		-(((
871		-**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
872		-)))
	879	+0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
873	873
874		-(((
875	875	If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
876		-)))
877	877
878		-(((
879	879	01: Low,  00: High ,  11: No action
880		-)))
881	881
882		-[[image:image-20220524092754-5.png]]
	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
883	883
884		-(((
885		-(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
886		-)))
	891	+Note: For LT-22222-L, there is no DO3, the last byte can use any value.
887	887
888		-(((
889		-(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
890		-)))
	893	+Device will upload a packet if downlink code executes successfully.
891	891
892	892
893		-==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
894	894
	897	+
	898	+
	899	+==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
	900	+
895	895	* AT Command:
896	896
897	897	There is no AT Command to control Digital Output
898	898
	905	+
899	899	* Downlink Payload (prefix 0xA9):
900	900
901		-(% class="box infomessage" %)
902		-(((
903		-**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
904		-)))
	908	+0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
905	905
906	906	This is to control the digital output time of DO pin. Include four bytes:
907	907
908		-(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
	912	+**First Byte:** Type code (0xA9)
909	909
910		-(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
	914	+**Second Byte**: Inverter Mode
911	911
912	912	01: DO pins will change back to original state after timeout.
913	913
914	914	00: DO pins will change to an inverter state after timeout
915	915
916		-(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
917	917
918		-[[image:image-20220524093238-6.png]]
	921	+**Third Byte**: Control Method and Ports status:
919	919
920		-(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
	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
921	921
922		-[[image:image-20220524093328-7.png]]
	929	+**Fourth Byte**: Control Method and Ports status:
923	923
924		-(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
	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
925	925
926		-[[image:image-20220524093351-8.png]]
	937	+**Fifth Byte**: Control Method and Ports status:
927	927
928		-(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
	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
929	929
	945	+**Sixth and Seventh Byte**:
	946	+
930	930	Latching time. Unit: ms
931	931
932	932	Device will upload a packet if downlink code executes successfully.
933	933
934		-**Example payload:**
935	935
936		-**~1. A9 01 01 01 01 07 D0**
937	937
	953	+Example payload:
	954	+
	955	+1. A9 01 01 01 01 07 D0
	956	+
938	938	DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
939	939
940		-**2. A9 01 00 01 11 07 D0**
941	941
	960	+1. A9 01 00 01 11 07 D0
	961	+
942	942	DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
943	943
944		-**3. A9 00 00 00 00 07 D0**
945	945
	965	+1. A9 00 00 00 00 07 D0
	966	+
946	946	DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
947	947
948		-**4. A9 00 11 01 00 07 D0**
949	949
	970	+1. A9 00 11 01 00 07 D0
	971	+
950	950	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
951	951
952	952
953		-=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
954	954
	976	+
	977	+==== Relay ~-~- Control Relay Output RO1/RO2 ====
	978	+
955	955	* AT Command:
956	956
957	957	There is no AT Command to control Relay Output
958	958
	983	+
959	959	* Downlink Payload (prefix 0x03):
960	960
961		-(% class="box infomessage" %)
962		-(((
963		-**0x03 aa bb     ~/~/ Set RO1/RO2 output**
964		-)))
	986	+0x03 aa bb     ~/~/ Set RO1/RO2 output
965	965
966		-(((
967	967	If payload = 0x030100, it means set RO1 to close and RO2 to open.
968		-)))
969	969
970		-(((
971	971	01: Close ,  00: Open , 11: No action
972		-)))
973	973
974		-(((
975		-[[image:image-20220524093724-9.png]]
976		-)))
	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
977	977
978	978	Device will upload a packet if downlink code executes successfully.
979	979
980	980
981		-==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
	1006	+==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
982	982
983	983	* AT Command:
984	984
985	985	There is no AT Command to control Relay Output
986	986
	1012	+
987	987	* Downlink Payload (prefix 0x05):
988	988
989		-(% class="box infomessage" %)
990		-(((
991		-**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
992		-)))
	1015	+0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:
993	993
994	994	This is to control the relay output time of relay. Include four bytes:
995	995
996		-(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
	1019	+**First Byte:** Type code (0x05)
997	997
998		-(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
	1021	+**Second Byte(aa)**: Inverter Mode
999	999
1000	1000	01: Relays will change back to original state after timeout.
1001	1001
1002	1002	00: Relays will change to an inverter state after timeout
1003	1003
1004		-(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1005	1005
1006		-[[image:image-20220524093831-10.png]]
	1028	+**Third Byte(bb)**: Control Method and Ports status:
1007	1007
1008		-(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
	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
1009	1009
	1041	+**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
	1042	+
1010	1010	Device will upload a packet if downlink code executes successfully.
1011	1011
	1045	+
	1046	+
1012	1012	**Example payload:**
1013	1013
1014		-**~1. 05 01 11 07 D0**
	1049	+1. 05 01 11 07 D0
1015	1015
1016	1016	Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1017	1017
1018		-**2. 05 01 10 07 D0**
1019	1019
	1054	+1. 05 01 10 07 D0
	1055	+
1020	1020	Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1021	1021
1022		-**3. 05 00 01 07 D0**
1023	1023
	1059	+1. 05 00 01 07 D0
	1060	+
1024	1024	Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1025	1025
1026		-**4. 05 00 00 07 D0**
1027	1027
	1064	+1. 05 00 00 07 D0
	1065	+
1028	1028	Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1029	1029
1030	1030
1031		-==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1032	1032
1033		-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]]
1034	1034
	1071	+
	1072	+
	1073	+==== Counting ~-~- Voltage threshold counting ====
	1074	+
	1075	+When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
	1076	+
1035	1035	* AT Command:
1036	1036
1037		-(% class="box infomessage" %)
1038		-(((
1039		-**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]]**
1040		-)))
	1079	+AT+VOLMAX    ~/~/ See [[MOD4>>path:#MOD4]]
1041	1041
	1081	+
1042	1042	* Downlink Payload (prefix 0xA5):
1043	1043
1044		-(% class="box infomessage" %)
1045		-(((
1046		-**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1047		-)))
	1084	+0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc
1048	1048
1049		-==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1050	1050
	1087	+==== Counting ~-~- Pre-configure the Count Number ====
	1088	+
1051	1051	* AT Command:
1052	1052
1053		-(% class="box infomessage" %)
1054		-(((
1055		-**AT+SETCNT=aa,(bb cc dd ee) **
1056		-)))
	1091	+AT+SETCNT=aa,(bb cc dd ee)
1057	1057
1058	1058	aa: 1: Set count1,
1059	1059
...	...	@@ -1063,109 +1063,115 @@
1063	1063
1064	1064	Bb cc dd ee: number to be set
1065	1065
	1101	+
1066	1066	* Downlink Payload (prefix 0xA8):
1067	1067
1068		-(% class="box infomessage" %)
1069		-(((
1070		-**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1071		-)))
	1104	+0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1072	1072
1073		-==== 3.4.2.18 Counting ~-~- Clear Counting ====
1074	1074
	1107	+
	1108	+
	1109	+
	1110	+==== Counting ~-~- Clear Counting ====
	1111	+
1075	1075	Clear counting for counting mode
1076	1076
1077	1077	* AT Command:
1078	1078
1079		-(% class="box infomessage" %)
1080		-(((
1081		-**AT+CLRCOUNT ~/~/ clear all counting**
1082		-)))
	1116	+AT+CLRCOUNT ~/~/ clear all counting
1083	1083
	1118	+
1084	1084	* Downlink Payload (prefix 0xA6):
1085	1085
1086		-(% class="box infomessage" %)
1087		-(((
1088		-**0x A6 01     ~/~/ clear all counting,**
1089		-)))
	1121	+0x A6 01     ~/~/ clear all counting,
1090	1090
1091		-==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1092	1092
	1124	+
	1125	+
	1126	+==== Counting ~-~- Change counting mode save time ====
	1127	+
1093	1093	* AT Command:
1094	1094
1095		-(% class="box infomessage" %)
1096		-(((
1097		-**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1098		-)))
	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)
1099	1099
	1132	+
1100	1100	* Downlink Payload (prefix 0xA7):
1101	1101
1102		-(% class="box infomessage" %)
1103		-(((
1104		-**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1105		-)))
	1135	+0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,
1106	1106
1107	1107	range: aa bb cc:0 to 16777215,  (unit:second)
1108	1108
1109		-== 3.5 Integrate with Mydevice ==
1110	1110
	1140	+
	1141	+
	1142	+1.
	1143	+11. Integrate with Mydevice
	1144	+
1111	1111	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:
1112	1112
1113		-**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1114	1114
1115		-**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:
	1148	+Step 1: Be sure that your device is programmed and properly connected to the network at this time.
1116	1116
1117		-[[image:1653356737703-362.png||height="232" width="732"]]
	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:
1118	1118
1119		-[[image:image-20220524094641-11.png||height="390" width="723"]]
1120	1120
	1153	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1121	1121
1122		-[[image:image-20220524094641-12.png||height="402" width="718"]]
1123	1123
1124		-**Step 3**: Create an account or log in Mydevices.
	1156	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
1125	1125
1126		-**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1127	1127
	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	+
1128	1128	Search under The things network
1129	1129
1130		-[[image:1653356838789-523.png||height="337" width="740"]]
	1169	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
1131	1131
	1171	+
1132	1132	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1133	1133
1134		-[[image:image-20220524094909-1.png||height="335" width="729"]]
	1174	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
1135	1135
1136		-[[image:image-20220524094909-2.png||height="337" width="729"]]
1137	1137
1138		-[[image:image-20220524094909-3.png||height="338" width="727"]]
	1177	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
1139	1139
1140		-[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1141	1141
1142		-[[image:image-20220524094909-5.png||height="341" width="734"]]
	1180	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
1143	1143
1144		-== 3.6 Interface Detail ==
1145	1145
1146		-=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
	1183	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
1147	1147
	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	+
1148	1148	Support NPN Type sensor
1149	1149
1150		-[[image:1653356991268-289.png]]
	1195	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
1151	1151
1152		-=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1153	1153
1154		-(((
	1198	+
	1199	+1.
	1200	+11.
	1201	+111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
	1202	+
1155	1155	The DI port of LT-22222-L can support NPN or PNP output sensor.
1156		-)))
1157	1157
1158		-(((
1159		-(((
1160	1160	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
1161		-)))
1162		-)))
1163	1163
1164		-[[image:1653357170703-587.png]]
	1207	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
1165	1165
1166		-(((
1167	1167	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1168		-)))
1169	1169
1170	1170
1171	1171	**Example1**: Connect to a Low active sensor.
...	...	@@ -1175,11 +1175,11 @@
1175	1175	* Connect sensor’s output to DI1-
1176	1176	* Connect sensor’s VCC to DI1+.
1177	1177
1178		-So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
	1219	+So when sensor active, the current between NEC2501 pin1 and pin2 is:
1179	1179
1180		- //IF// = DI1+ / 1K.
	1221	+ //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1181	1181
1182		-If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
	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.
1183	1183
1184	1184
1185	1185	**Example2**: Connect to a High active sensor.
...	...	@@ -1191,12 +1191,12 @@
1191	1191
1192	1192	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1193	1193
1194		-[[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.**
	1235	+ //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1195	1195
1196		-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.
	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.
1197	1197
1198	1198
1199		-**Example3**: Connect to a 220v high active sensor.
	1240	+**Example3**: Connect to a 220v high active sensor.公司测试一下
1200	1200
1201	1201	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
1202	1202
...	...	@@ -1205,24 +1205,34 @@
1205	1205
1206	1206	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1207	1207
1208		- [[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.**
	1249	+ //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
1209	1209
1210		-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.
	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.
1211	1211
1212		-=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1213	1213
	1254	+1.
	1255	+11.
	1256	+111. Digital Output Port: DO1/DO2 /DO3
	1257	+
1214	1214	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1215	1215
1216		-[[image:1653357531600-905.png]]
	1260	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1217	1217
1218		-=== 3.6.4 Analog Input Interface ===
1219	1219
	1263	+
	1264	+
	1265	+1.
	1266	+11.
	1267	+111. Analog Input Interface
	1268	+
1220	1220	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:
1221	1221
1222		-**AC2 = (IN2 voltage )/12**
	1271	+AC2 = (IN2 voltage )/12
1223	1223
1224		-[[image:1653357592296-182.png]]
	1273	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
1225	1225
	1275	+
	1276	+
1226	1226	Example to connect a 4~~20mA sensor
1227	1227
1228	1228	We take the wind speed sensor as an example for reference only.
...	...	@@ -1238,579 +1238,423 @@
1238	1238
1239	1239	Connection diagram:
1240	1240
1241		-[[image:1653357640609-758.png]]
	1292	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
1242	1242
1243		-[[image:1653357648330-671.png||height="155" width="733"]]
	1294	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
1244	1244
1245		-=== 3.6.5 Relay Output ===
1246	1246
1247		-(((
	1297	+
	1298	+1.
	1299	+11.
	1300	+111. Relay Output
	1301	+
1248	1248	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:
1249		-)))
1250	1250
1251		-[[image:image-20220524100215-9.png]]
	1304	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1252	1252
1253		-[[image:image-20220524100215-10.png||height="382" width="723"]]
1254	1254
1255		-== 3.7 LEDs Indicators ==
	1307	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1256	1256
1257		-[[image:image-20220524100748-11.png]]
1258	1258
1259		-= 4. Use AT Command =
1260	1260
1261		-== 4.1 Access AT Command ==
1262	1262
	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	+
1263	1263	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.
1264	1264
1265		-[[image:1653358238933-385.png]]
	1355	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1266	1266
1267		-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:
1268	1268
1269		-[[image:1653358355238-883.png]]
	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:
1270	1270
	1360	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
	1361	+
	1362	+
1271	1271	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/]]
1272	1272
1273		-(((
1274	1274	AT+<CMD>?        : Help on <CMD>
1275		-)))
1276	1276
1277		-(((
1278	1278	AT+<CMD>         : Run <CMD>
1279		-)))
1280	1280
1281		-(((
1282	1282	AT+<CMD>=<value> : Set the value
1283		-)))
1284	1284
1285		-(((
1286	1286	AT+<CMD>=?       : Get the value
1287		-)))
1288	1288
1289		-(((
1290	1290	ATZ: Trig a reset of the MCU
1291		-)))
1292	1292
1293		-(((
1294	1294	AT+FDR: Reset Parameters to Factory Default, Keys Reserve
1295		-)))
1296	1296
1297		-(((
1298	1298	AT+DEUI: Get or Set the Device EUI
1299		-)))
1300	1300
1301		-(((
1302	1302	AT+DADDR: Get or Set the Device Address
1303		-)))
1304	1304
1305		-(((
1306	1306	AT+APPKEY: Get or Set the Application Key
1307		-)))
1308	1308
1309		-(((
1310	1310	AT+NWKSKEY: Get or Set the Network Session Key
1311		-)))
1312	1312
1313		-(((
1314	1314	AT+APPSKEY: Get or Set the Application Session Key
1315		-)))
1316	1316
1317		-(((
1318	1318	AT+APPEUI: Get or Set the Application EUI
1319		-)))
1320	1320
1321		-(((
1322	1322	AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1323		-)))
1324	1324
1325		-(((
1326	1326	AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1327		-)))
1328	1328
1329		-(((
1330	1330	AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
1331		-)))
1332	1332
1333		-(((
1334	1334	AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1335		-)))
1336	1336
1337		-(((
1338	1338	AT+PNM: Get or Set the public network mode. (0: off, 1: on)
1339		-)))
1340	1340
1341		-(((
1342	1342	AT+RX2FQ: Get or Set the Rx2 window frequency
1343		-)))
1344	1344
1345		-(((
1346	1346	AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1347		-)))
1348	1348
1349		-(((
1350	1350	AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1351		-)))
1352	1352
1353		-(((
1354	1354	AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1355		-)))
1356	1356
1357		-(((
1358	1358	AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1359		-)))
1360	1360
1361		-(((
1362	1362	AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1363		-)))
1364	1364
1365		-(((
1366	1366	AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1367		-)))
1368	1368
1369		-(((
1370	1370	AT+NWKID: Get or Set the Network ID
1371		-)))
1372	1372
1373		-(((
1374	1374	AT+FCU: Get or Set the Frame Counter Uplink
1375		-)))
1376	1376
1377		-(((
1378	1378	AT+FCD: Get or Set the Frame Counter Downlink
1379		-)))
1380	1380
1381		-(((
1382	1382	AT+CLASS: Get or Set the Device Class
1383		-)))
1384	1384
1385		-(((
1386	1386	AT+JOIN: Join network
1387		-)))
1388	1388
1389		-(((
1390	1390	AT+NJS: Get OTAA Join Status
1391		-)))
1392	1392
1393		-(((
1394	1394	AT+SENDB: Send hexadecimal data along with the application port
1395		-)))
1396	1396
1397		-(((
1398	1398	AT+SEND: Send text data along with the application port
1399		-)))
1400	1400
1401		-(((
1402	1402	AT+RECVB: Print last received data in binary format (with hexadecimal values)
1403		-)))
1404	1404
1405		-(((
1406	1406	AT+RECV: Print last received data in raw format
1407		-)))
1408	1408
1409		-(((
1410	1410	AT+VER: Get current image version and Frequency Band
1411		-)))
1412	1412
1413		-(((
1414	1414	AT+CFM: Get or Set the confirmation mode (0-1)
1415		-)))
1416	1416
1417		-(((
1418	1418	AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1419		-)))
1420	1420
1421		-(((
1422	1422	AT+SNR: Get the SNR of the last received packet
1423		-)))
1424	1424
1425		-(((
1426	1426	AT+RSSI: Get the RSSI of the last received packet
1427		-)))
1428	1428
1429		-(((
1430	1430	AT+TDC: Get or set the application data transmission interval in ms
1431		-)))
1432	1432
1433		-(((
1434	1434	AT+PORT: Get or set the application port
1435		-)))
1436	1436
1437		-(((
1438	1438	AT+DISAT: Disable AT commands
1439		-)))
1440	1440
1441		-(((
1442	1442	AT+PWORD: Set password, max 9 digits
1443		-)))
1444	1444
1445		-(((
1446	1446	AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
1447		-)))
1448	1448
1449		-(((
1450	1450	AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
1451		-)))
1452	1452
1453		-(((
1454	1454	AT+CFG: Print all settings
1455		-)))
1456	1456
1457		-== 4.2 Common AT Command Sequence ==
1458	1458
1459		-=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1460	1460
1461		-(((
	1459	+1.
	1460	+11. Common AT Command Sequence
	1461	+111. Multi-channel ABP mode (Use with SX1301/LG308)
	1462	+
1462	1462	If device has not joined network yet:
1463		-)))
1464	1464
1465		-(((
1466		-(% style="background-color:#dcdcdc" %)123456
1467		-)))
	1465	+123456
1468	1468
1469		-(((
1470		-(% style="background-color:#dcdcdc" %)AT+FDR
1471		-)))
	1467	+AT+FDR
1472	1472
1473		-(((
1474		-(% style="background-color:#dcdcdc" %)123456
1475		-)))
	1469	+123456
1476	1476
1477		-(((
1478		-(% style="background-color:#dcdcdc" %)AT+NJM=0
1479		-)))
	1471	+AT+NJM=0
1480	1480
1481		-(((
1482		-(% style="background-color:#dcdcdc" %)ATZ
1483		-)))
	1473	+ATZ
1484	1484
1485	1485
1486		-(((
1487	1487	If device already joined network:
1488		-)))
1489	1489
1490		-(((
1491		-(% style="background-color:#dcdcdc" %)AT+NJM=0
1492		-)))
	1478	+AT+NJM=0
1493	1493
1494		-(((
1495		-(% style="background-color:#dcdcdc" %)ATZ
1496		-)))
	1480	+ATZ
1497	1497
1498		-=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
	1482	+1.
	1483	+11.
	1484	+111. Single-channel ABP mode (Use with LG01/LG02)
1499	1499
1500		-(((
1501		-(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1502		-)))
	1486	+123456   Enter Password to have AT access.
1503	1503
1504		-(((
1505		-(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1506		-)))
	1488	+AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1507	1507
1508		-(((
1509		-(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1510		-)))
	1490	+123456   Enter Password to have AT access.
1511	1511
1512		-(((
1513		-(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1514		-)))
	1492	+AT+CLASS=C Set to work in CLASS C
1515	1515
1516		-(((
1517		-(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1518		-)))
	1494	+AT+NJM=0 Set to ABP mode
1519	1519
1520		-(((
1521		-(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1522		-)))
	1496	+AT+ADR=0 Set the Adaptive Data Rate Off
1523	1523
1524		-(((
1525		-(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1526		-)))
	1498	+AT+DR=5  Set Data Rate
1527	1527
1528		-(((
1529		-(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1530		-)))
	1500	+AT+TDC=60000  Set transmit interval to 60 seconds
1531	1531
1532		-(((
1533		-(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1534		-)))
	1502	+AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1535	1535
1536		-(((
1537		-(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1538		-)))
	1504	+AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1539	1539
1540		-(((
1541		-(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1542		-)))
	1506	+AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1543	1543
1544		-(((
1545		-(% 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.
1546		-)))
	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.
1547	1547
1548		-(((
1549		-(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1550		-)))
	1510	+ATZ          Reset MCU
1551	1551
1552		-(((
1553		-(% style="color:red" %)**Note:**
1554		-)))
	1512	+**Note:**
1555	1555
1556		-(((
1557		-(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1558		-2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1559		-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.
1560		-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
1561		-)))
	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
1562	1562
1563		-(((
1564		-[[image:1653359097980-169.png||height="188" width="729"]]
1565		-)))
	1519	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1566	1566
1567		-(((
1568		-
1569		-)))
1570	1570
1571		-=== 4.2.3 Change to Class A ===
	1522	+1.
	1523	+11.
	1524	+111. Change to Class A
1572	1572
1573	1573	If sensor JOINED
1574		-(% style="background-color:#dcdcdc" %)AT+CLASS=A
	1527	+
	1528	+AT+CLASS=A
	1529	+
1575	1575	ATZ
1576	1576
1577		-= 5. FAQ =
1578	1578
1579		-== 5.1 How to upgrade the image? ==
1580	1580
	1534	+
	1535	+
	1536	+1. FAQ
	1537	+
	1538	+1.
	1539	+11. How to upgrade the image?
	1540	+
1581	1581	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1582	1582
1583	1583	* Support new features
1584	1584	* For bug fix
1585	1585	* Change LoRaWAN bands.
	1546	+
1586	1586	Below shows the hardware connection for how to upload an image to the LT:
1587		-* [[image:1653359603330-121.png]]
1588	1588
	1549	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
	1550	+
	1551	+
1589	1589	**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	+
1590	1590	**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1555	+
1591	1591	**Step3: **Open flashloader; choose the correct COM port to update.
1592		-**For LT-22222-L**:
1593		-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.
1594	1594
1595		- [[image:image-20220524103407-12.png]]
	1558	+**For LT-33222-L**:
1596	1596
1597		-[[image:image-20220524103429-13.png]]
	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.
1598	1598
1599		-[[image:image-20220524104033-15.png]]
	1562	+**For LT-22222-L**:
1600	1600
1601		-(% 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:
	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.
1602	1602
1603		-[[image:1653360054704-518.png||height="186" width="745"]]
1604	1604
1605		-(((
1606		-(((
1607		-== 5.2 How to change the LoRa Frequency Bands/Region? ==
1608		-)))
1609		-)))
1610	1610
1611		-(((
1612		-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.
	1568	+|(((
	1569	+Board detected
1613	1613	)))
1614	1614
1615		-(((
1616		-== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
	1572	+|(((
	1573	+
1617	1617	)))
1618	1618
1619		-(((
1620		-(((
	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	+
1621	1621	In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1622		-)))
1623		-)))
1624	1624
1625		-(((
1626		-(((
1627	1627	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1628		-)))
1629		-)))
1630	1630
1631		-(((
1632		-(% 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.
1633		-)))
1634	1634
1635		-(((
1636		-[[image:1653360231087-571.png||height="401" width="727"]]
1637		-)))
	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.
1638	1638
1639		-(% 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.
	1607	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1640	1640
1641		-(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
	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.
1642	1642
1643		-(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1644		-(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1645		-(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1646		-(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1647		-(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1648		-(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1649		-(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1650		-(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1651		-(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1652		-(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1653	1653
	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	+
1654	1654	As shown in below:
1655	1655
1656		-[[image:1653360498588-932.png||height="485" width="726"]]
	1636	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1657	1657
1658		-== 5.4 Can I see counting event in Serial? ==
1659	1659
1660		-(((
	1639	+
	1640	+1.
	1641	+11. Can I see counting event in Serial?
	1642	+
1661	1661	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.
1662		-)))
1663	1663
1664		-(((
1665		-= 6. Trouble Shooting =
1666		-)))
1667	1667
1668		-(((
1669		-(((
1670		-== 6.1 Downlink doesn’t work, how to solve it? ==
1671		-)))
1672		-)))
1673	1673
1674		-(((
1675		-Please see this link for how to debug:
1676	1676
1677		-[[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/]]
1678		-)))
	1648	+1. Trouble Shooting
	1649	+11. Downlink doesn’t work, how to solve it?
1679	1679
1680		-(((
	1651	+Please see this link for how to debug:
	1652	+
1681	1681	[[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]]
1682		-)))
1683	1683
1684		-(((
1685		-== 6.2 Have trouble to upload image. ==
1686		-)))
1687	1687
1688		-(((
	1656	+1.
	1657	+11. Have trouble to upload image.
	1658	+
1689	1689	See this link for trouble shooting:
1690		-)))
1691	1691
1692		-(((
1693	1693	[[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]]
1694		-)))
1695	1695
1696		-(((
1697		-== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1698		-)))
1699	1699
1700		-(((
	1664	+1.
	1665	+11. Why I can’t join TTN in US915 /AU915 bands?
	1666	+
1701	1701	It might be about the channels mapping. Please see this link for detail:
1702		-)))
1703	1703
1704		-(((
1705	1705	[[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]]
1706		-)))
1707	1707
1708		-(((
1709		-= 7. Order Info =
1710		-)))
1711	1711
1712		-(((
1713		-(((
1714		-(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1715		-)))
1716		-)))
1717	1717
1718		-(((
1719		-(((
1720		-(% style="color:#4f81bd" %)**XXX:**
1721		-)))
1722		-)))
1723	1723
1724		-* (((
1725		-(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1726		-)))
1727		-* (((
1728		-(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1729		-)))
1730		-* (((
1731		-(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1732		-)))
1733		-* (((
1734		-(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1735		-)))
1736		-* (((
1737		-(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1738		-)))
1739		-* (((
1740		-(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1741		-)))
1742		-* (((
1743		-(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1744		-)))
1745		-* (((
1746		-(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1747		-)))
	1674	+1. Order Info
1748	1748
1749		-(((
1750		-* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
	1676	+**For LT-33222-L-XXX or LT-22222-L-XXX:**
1751	1751
1752		-= 8. Packing Info =
1753		-)))
	1678	+**XXX:**
1754	1754
1755		-(((
1756		-(((
	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	+
1757	1757	**Package Includes**:
1758		-)))
1759		-)))
1760	1760
1761		-(((
1762		-(((
1763		-* LT-22222-L I/O Controller x 1
	1694	+* LT I/O Controller x 1
1764	1764	* Stick Antenna for LoRa RF part x 1
1765	1765	* Bracket for controller x1
1766	1766	* Program cable x 1
1767		-)))
1768		-)))
1769	1769
1770		-(((
1771		-(((
1772	1772	**Dimension and weight**:
1773		-)))
1774		-)))
1775	1775
1776		-(((
1777		-(((
1778	1778	* Device Size: 13.5 x 7 x 3 cm
1779	1779	* Device Weight: 105g
1780	1780	* Package Size / pcs : 14.5 x 8 x 5 cm
1781	1781	* Weight / pcs : 170g
1782		-)))
1783		-)))
1784	1784
1785		-(((
1786		-= 9. Support =
1787		-)))
	1706	+1. Support
1788	1788
1789		-* (((
1790		-(((
1791		-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.
1792		-)))
1793		-)))
1794		-* (((
1795		-(((
1796		-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
1797		-)))
1798		-)))
	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
1799	1799
1800		-(((
1801		-(((
1802		- [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1803		-)))
1804		-
1805		-(((
1806		-= 10. Reference​​​​​ =
1807		-
1808		-* Product Page:
1809		-
1810		-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]]
1811		-
1812		-* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1813		-* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1814		-* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1815		-)))
1816		-)))
	1711	+[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]

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