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

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...	...	@@ -4,13 +4,8 @@
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
...	...	@@ -199,22 +199,17 @@
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		-== 3.2 Example to join LoRaWAN network ==
	131	+3.2 Example to join LoRaWAN network
211	211
212		-(((
213	213	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.
214		-)))
215	215
216	216	[[image:image-20220523172350-1.png||height="266" width="864"]]
217	217
	137	+
218	218	(((
219	219	The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
220	220	)))
...	...	@@ -310,9 +310,7 @@
310	310
311	311	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
312	312
313		-(((
314	314	Total : 11 bytes payload
315		-)))
316	316
317	317	[[image:image-20220523180452-3.png]]
318	318
...	...	@@ -326,77 +326,53 @@
326	326	* FIRST: Indicate this is the first packet after join network.
327	327	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
328	328
329		-(((
330	330	(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
331		-)))
332	332
333		-(((
334	334	**To use counting mode, please run:**
335		-)))
336	336
337	337	(% class="box infomessage" %)
338	338	(((
339		-(((
340	340	**AT+MOD=2**
341	341	)))
342		-)))
343	343
344	344	(% class="box infomessage" %)
345	345	(((
346		-(((
347	347	**ATZ**
348	348	)))
349		-)))
350	350
351		-(((
352	352	(% style="color:#4f81bd" %)**AT Commands for counting:**
353		-)))
354	354
355		-(((
356	356	**For LT22222-L:**
357		-)))
358	358
359	359	(% class="box infomessage" %)
360	360	(((
361		-(((
362	362	**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
363	363	)))
364		-)))
365	365
366	366	(% class="box infomessage" %)
367	367	(((
368		-(((
369	369	**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
370	370	)))
371		-)))
372	372
373	373	(% class="box infomessage" %)
374	374	(((
375		-(((
376	376	**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
377	377	)))
378		-)))
379	379
380	380	(% class="box infomessage" %)
381	381	(((
382		-(((
383	383	**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
384	384	)))
385		-)))
386	386
387	387	(% class="box infomessage" %)
388	388	(((
389		-(((
390	390	**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
391	391	)))
392		-)))
393	393
394	394	(% class="box infomessage" %)
395	395	(((
396		-(((
397	397	**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
398	398	)))
399		-)))
400	400
401	401	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
402	402
...	...	@@ -414,31 +414,21 @@
414	414	* FIRST: Indicate this is the first packet after join network.
415	415	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
416	416
417		-(((
418	418	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
419		-)))
420	420
421		-(((
422	422	**To use counting mode, please run:**
423		-)))
424	424
425	425	(% class="box infomessage" %)
426	426	(((
427		-(((
428	428	**AT+MOD=3**
429	429	)))
430		-)))
431	431
432	432	(% class="box infomessage" %)
433	433	(((
434		-(((
435	435	**ATZ**
436	436	)))
437		-)))
438	438
439		-(((
440		-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]].
441		-)))
	325	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
442	442
443	443	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
444	444
...	...	@@ -458,67 +458,44 @@
458	458	* FIRST: Indicate this is the first packet after join network.
459	459	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
460	460
461		-(((
462	462	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
463		-)))
464	464
465		-(((
466	466	**To use this mode, please run:**
467		-)))
468	468
469	469	(% class="box infomessage" %)
470	470	(((
471		-(((
472	472	**AT+MOD=4**
473	473	)))
474		-)))
475	475
476	476	(% class="box infomessage" %)
477	477	(((
478		-(((
479	479	**ATZ**
480	480	)))
481		-)))
482	482
483		-(((
484		-
485		-)))
486	486
487		-(((
488		-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]].
489		-)))
	360	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
490	490
491		-(((
492	492	**Plus below command for AVI1 Counting:**
493		-)))
494	494
495	495	(% class="box infomessage" %)
496	496	(((
497		-(((
498	498	**AT+SETCNT=3,60   (set AVI Count to 60)**
499	499	)))
500		-)))
501	501
502	502	(% class="box infomessage" %)
503	503	(((
504		-(((
505	505	**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
506	506	)))
507		-)))
508	508
509	509	(% class="box infomessage" %)
510	510	(((
511		-(((
512	512	**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
513	513	)))
514		-)))
515	515
516	516	(% class="box infomessage" %)
517	517	(((
518		-(((
519	519	**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
520	520	)))
521		-)))
522	522
523	523	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
524	524
...	...	@@ -530,86 +530,86 @@
530	530	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
531	531	)))
532	532
	394	+
533	533	* RO is for relay. ROx=1 : close，ROx=0 always open.
534	534	* FIRST: Indicate this is the first packet after join network.
535		-* (((
536		-DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
537		-)))
	397	+* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
538	538
539		-(((
540	540	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
541		-)))
542	542
543		-(((
544	544	**To use this mode, please run:**
545		-)))
546	546
547	547	(% class="box infomessage" %)
548	548	(((
549		-(((
550	550	**AT+MOD=5**
551	551	)))
552		-)))
553	553
554	554	(% class="box infomessage" %)
555	555	(((
556		-(((
557	557	**ATZ**
558	558	)))
559		-)))
560	560
561		-(((
562		-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]].
563		-)))
	413	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
564	564
565		-=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
566	566
567		-(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
568	568
	417	+
	418	+
	419	+1.
	420	+11.
	421	+111. AT+ADDMOD=6. (Trigger Mode, Optional)
	422	+
	423	+**This mode is an optional mode for trigger purpose. It can run together with other mode.**
	424	+
569	569	For example, if user has configured below commands:
570	570
571		-* **AT+MOD=1 ** **~-~->** The normal working mode
572		-* **AT+ADDMOD6=1**   **~-~->** Enable trigger
	427	+* AT+MOD=1   à The normal working mode
	428	+* AT+ADDMOD6=1    à Enable trigger
573	573
574	574	LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
575	575
576		-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
577		-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.**
	432	+1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN **unconfirmed** data type
	433	+1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN **CONFIRMED data type.**
578	578
579	579	**AT Command to set Trigger Condition**:
580	580
581		-(% style="color:#4f81bd" %)**Trigger base on voltage**:
	437	+**Trigger base on voltage**:
582	582
583	583	Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
584	584
585		-**Example:**
	441	+Example:
586	586
587	587	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)
588	588
589	589	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
590	590
591		-(% style="color:#4f81bd" %)**Trigger base on current**:
592	592
	448	+**Trigger base on current**:
	449	+
593	593	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
594	594
595		-**Example:**
	452	+Example:
596	596
597	597	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
598	598
599		-(% style="color:#4f81bd" %)**Trigger base on DI status**:
600	600
	457	+**Trigger base on DI status**:
	458	+
601	601	DI status trigger Flag.
602	602
603	603	Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
604	604
605		-**Example:**
	463	+Example:
606	606
607	607	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
608	608
609	609
	468	+
	469	+
	470	+
610	610	**Downlink Command to set Trigger Condition**
611	611
612		-Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
	473	+Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
613	613
614	614	Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
615	615
...	...	@@ -625,49 +625,143 @@
625	625
626	626	Yy4 yy4: AC2 or AV2 high limit.
627	627
628		-**Example1**: AA 00 13 88 00 00 00 00 00 00
629	629
	490	+Example1: AA 00 13 88 00 00 00 00 00 00
	491	+
630	630	Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
631	631
632		-**Example2**: AA 02 01 00
	494	+Example2: AA 02 01 00
633	633
634	634	Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
635	635
636		-(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
637	637
	499	+
	500	+
	501	+**Trigger Settings Payload Explanation:**
	502	+
638	638	MOD6 Payload : total 11 bytes payload
639	639
640		-[[image:image-20220524085923-1.png]]
	505	+(% border="1" style="background-color:#f7faff" %)
	506	+|Size(bytes)|1|1|1|6|1|1
	507	+|Value|(((
	508	+TRI_A
641	641
642		-(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
	510	+FLAG
	511	+)))|(((
	512	+TRI_A
643	643
644		-[[image:image-20220524090106-2.png]]
	514	+Status
	515	+)))|(((
	516	+TRI_DI
645	645
	518	+FLAG+STA
	519	+)))|Reserve|Enable/Disable MOD6|(((
	520	+MOD
	521	+
	522	+(6)
	523	+)))
	524	+
	525	+**TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
	526	+
	527	+(% border="1" style="background-color:#f7faff" %)
	528	+|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
	529	+|(((
	530	+AV1_
	531	+
	532	+LOW
	533	+)))|(((
	534	+AV1_
	535	+
	536	+HIGH
	537	+)))|(((
	538	+AV2_
	539	+
	540	+LOW
	541	+)))|(((
	542	+AV2_
	543	+
	544	+HIGH
	545	+)))|(((
	546	+AC1_
	547	+
	548	+LOW
	549	+)))|(((
	550	+AC1_
	551	+
	552	+HIGH
	553	+)))|(((
	554	+AC2_
	555	+
	556	+LOW
	557	+)))|(((
	558	+AC2_
	559	+
	560	+HIGH
	561	+)))
	562	+
646	646	* Each bits shows if the corresponding trigger has been configured.
647	647
648		-**Example:**
	565	+Example:
649	649
650	650	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
651	651
652	652
653		-(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
	570	+**TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
654	654
655		-[[image:image-20220524090249-3.png]]
	572	+(% border="1" style="background-color:#f7faff" %)
	573	+|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
	574	+|(((
	575	+AV1_
656	656
	577	+LOW
	578	+)))|(((
	579	+AV1_
	580	+
	581	+HIGH
	582	+)))|(((
	583	+AV2_
	584	+
	585	+LOW
	586	+)))|(((
	587	+AV2_
	588	+
	589	+HIGH
	590	+)))|(((
	591	+AC1_
	592	+
	593	+LOW
	594	+)))|(((
	595	+AC1_
	596	+
	597	+HIGH
	598	+)))|(((
	599	+AC2_
	600	+
	601	+LOW
	602	+)))|(((
	603	+AC2_
	604	+
	605	+HIGH
	606	+)))
	607	+
657	657	* Each bits shows which status has been trigger on this uplink.
658	658
659		-**Example:**
	610	+Example:
660	660
661	661	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
662	662
663	663
664		-(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
665	665
666		-[[image:image-20220524090456-4.png]]
667	667
	617	+**TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
	618	+
	619	+(% border="1" style="background-color:#f7faff" %)
	620	+|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
	621	+|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
	622	+
668	668	* Each bits shows which status has been trigger on this uplink.
669	669
670		-**Example:**
	625	+Example:
671	671
672	672	00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
673	673
...	...	@@ -674,117 +674,117 @@
674	674	00000101: Means both DI1 and DI2 trigger are enabled.
675	675
676	676
677		-(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
	632	+**Enable/Disable MOD6 **: 0x01: MOD6 is enable. 0x00: MOD6 is disable.
678	678
	634	+
679	679	Downlink command to poll MOD6 status:
680	680
681		-**AB 06**
	637	+AB 06
682	682
683	683	When device got this command, it will send the MOD6 payload.
684	684
685		-=== 3.3.7 Payload Decoder ===
686	686
687		-(((
	642	+1.
	643	+11.
	644	+111. Payload Decoder
	645	+
688	688	**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/]]
689		-)))
690	690
691		-== 3.4 ​Configure LT via AT or Downlink ==
692	692
693		-User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
694	694
695		-(((
	650	+
	651	+
	652	+
	653	+
	654	+1.
	655	+11. ​Configure LT via AT or Downlink
	656	+
	657	+User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
	658	+
696	696	There are two kinds of Commands:
697		-)))
698	698
699		-* (% 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
	661	+* **Common Commands**: They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
700	700
701		-* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
	663	+* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
702	702
703		-=== 3.4.1 Common Commands ===
	665	+1.
	666	+11.
	667	+111. Common Commands:
704	704
705		-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/]]
	669	+They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
706	706
707		-=== 3.4.2 Sensor related commands ===
708	708
709		-==== 3.4.2.1 Set Transmit Interval ====
	672	+1.
	673	+11.
	674	+111. Sensor related commands:
710	710
	676	+==== Set Transmit Interval ====
	677	+
711	711	Set device uplink interval.
712	712
713	713	* AT Command:
714	714
715		-(% class="box infomessage" %)
716		-(((
717		-**AT+TDC=N **
718		-)))
	682	+AT+TDC=N
719	719
720		-**Example: **AT+TDC=30000. Means set interval to 30 seconds
	684	+Example: AT+TDC=30000. Means set interval to 30 seconds
721	721
	686	+
722	722	* Downlink Payload (prefix 0x01):
723	723
724		-(% class="box infomessage" %)
725		-(((
726		-**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
727		-)))
	689	+0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)
728	728
729		-==== 3.4.2.2 Set Work Mode (AT+MOD) ====
730	730
	692	+==== Set Work Mode (AT+MOD) ====
	693	+
731	731	Set work mode.
732	732
733	733	* AT Command:
734	734
735		-(% class="box infomessage" %)
736		-(((
737		-**AT+MOD=N  **
738		-)))
	698	+AT+MOD=N
739	739
740		-**Example**: AT+MOD=2. Set work mode to Double DI counting mode
	700	+Example: AT+MOD=2. Set work mode to Double DI counting mode
741	741
	702	+
742	742	* Downlink Payload (prefix 0x0A):
743	743
744		-(% class="box infomessage" %)
745		-(((
746		-**0x0A aa     ~/~/ Same as AT+MOD=aa**
747		-)))
	705	+0x0A aa     ~/~/ Same as AT+MOD=aa
748	748
749		-==== 3.4.2.3 Poll an uplink ====
750	750
	708	+
	709	+==== Poll an uplink ====
	710	+
751	751	* AT Command:
752	752
753	753	There is no AT Command to poll uplink
754	754
	715	+
755	755	* Downlink Payload (prefix 0x08):
756	756
757		-(% class="box infomessage" %)
758		-(((
759		-**0x08 FF     ~/~/ Poll an uplink,**
760		-)))
	718	+0x08 FF     ~/~/ Poll an uplink,
761	761
762		-**Example**: 0x08FF, ask device to send an Uplink
	720	+Example: 0x08FF, ask device to send an Uplink
763	763
764		-==== 3.4.2.4 Enable Trigger Mode ====
765	765
766		-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]]
	723	+==== Enable Trigger Mode ====
767	767
	725	+Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
	726	+
768	768	* AT Command:
769	769
770		-(% class="box infomessage" %)
771		-(((
772		-**AT+ADDMOD6=1 or 0**
773		-)))
	729	+AT+ADDMOD6=1 or 0
774	774
775	775	1: Enable Trigger Mode
776	776
777	777	0: Disable Trigger Mode
778	778
	735	+
779	779	* Downlink Payload (prefix 0x0A 06):
780	780
781		-(% class="box infomessage" %)
782		-(((
783		-**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
784		-)))
	738	+0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
785	785
786		-==== 3.4.2.5 Poll trigger settings ====
787	787
	741	+==== Poll trigger settings ====
	742	+
788	788	Poll trigger settings,
789	789
790	790	* AT Command:
...	...	@@ -791,339 +791,339 @@
791	791
792	792	There is no AT Command for this feature.
793	793
	749	+
794	794	* Downlink Payload (prefix 0x AB 06):
795	795
796		-(% class="box infomessage" %)
797		-(((
798		-**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
799		-)))
	752	+0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
800	800
801		-==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
802	802
	755	+==== Enable / Disable DI1/DI2/DI3 as trigger ====
	756	+
803	803	Enable Disable DI1/DI2/DI2 as trigger,
804	804
805	805	* AT Command:
806	806
807		-(% class="box infomessage" %)
808		-(((
809		-**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
810		-)))
	761	+Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
811	811
812		-**Example:**
	763	+Example:
813	813
814	814	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
815	815
	767	+
	768	+
816	816	* Downlink Payload (prefix 0xAA 02):
817	817
818		-(% class="box infomessage" %)
819		-(((
820		-**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
821		-)))
	771	+0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
822	822
823		-==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
824	824
	774	+
	775	+==== Trigger1 – Set DI1 or DI3 as trigger ====
	776	+
825	825	Set DI1 or DI3(for LT-33222-L) trigger.
826	826
827	827	* AT Command:
828	828
829		-(% class="box infomessage" %)
830		-(((
831		-**AT+TRIG1=a,b**
832		-)))
	781	+AT+TRIG1=a,b
833	833
834	834	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
835	835
836	836	b : delay timing.
837	837
838		-**Example:**
	787	+Example:
839	839
840	840	AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
841	841
	791	+
842	842	* Downlink Payload (prefix 0x09 01 ):
843	843
844		-(% class="box infomessage" %)
845		-(((
846		-**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
847		-)))
	794	+0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
848	848
849		-==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
850	850
	797	+==== Trigger2 – Set DI2 as trigger ====
	798	+
851	851	Set DI2 trigger.
852	852
853	853	* AT Command:
854	854
855		-(% class="box infomessage" %)
856		-(((
857		-**AT+TRIG2=a,b**
858		-)))
	803	+AT+TRIG2=a,b
859	859
860	860	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
861	861
862	862	b : delay timing.
863	863
864		-**Example:**
	809	+Example:
865	865
866	866	AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
867	867
	813	+
868	868	* Downlink Payload (prefix 0x09 02 ):
869	869
870		-(% class="box infomessage" %)
871		-(((
872		-**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
873		-)))
	816	+0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
874	874
875		-==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
876	876
877		-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]]
	819	+==== Trigger – Set AC (current) as trigger ====
878	878
	821	+Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
	822	+
879	879	* AT Command:
880	880
881		-(% class="box infomessage" %)
882		-(((
883		-**AT+ACLIM. **
884		-)))
	825	+AT+ACLIM. See [[trigger mode>>path:#MOD6]]
885	885
	827	+
886	886	* Downlink Payload (prefix 0xAA 01 ):
887	887
888		-(% class="box infomessage" %)
889		-(((
890		-**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]]**
891		-)))
	830	+0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
892	892
893		-==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
894	894
895		-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]]
	833	+==== Trigger – Set AV (voltage) as trigger ====
896	896
	835	+Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
	836	+
897	897	* AT Command:
898	898
899		-(% class="box infomessage" %)
900		-(((
901		-**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]]**
902		-)))
	839	+AT+AVLIM. See [[trigger mode>>path:#MOD6]]
903	903
	841	+
904	904	* Downlink Payload (prefix 0xAA 00 ):
905	905
906		-(% class="box infomessage" %)
907		-(((
908		-**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]] **
909		-)))
	844	+0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
910	910
911		-==== 3.4.2.11 Trigger – Set minimum interval ====
	846	+==== Trigger – Set minimum interval ====
912	912
913	913	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
914	914
915	915	* AT Command:
916	916
917		-(% class="box infomessage" %)
918		-(((
919		-**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
920		-)))
	852	+AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
921	921
	854	+
922	922	* Downlink Payload (prefix 0xAC ):
923	923
924		-(% class="box infomessage" %)
925		-(((
926		-**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
927		-)))
	857	+0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
928	928
929		-==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
930	930
	860	+==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
	861	+
931	931	* AT Command:
932	932
933	933	There is no AT Command to control Digital Output
934	934
	866	+
935	935	* Downlink Payload (prefix 0x02):
936	936
937		-(% class="box infomessage" %)
938		-(((
939		-**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
940		-)))
	869	+0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
941	941
942		-(((
943	943	If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
944		-)))
945	945
946		-(((
947	947	01: Low,  00: High ,  11: No action
948		-)))
949	949
950		-[[image:image-20220524092754-5.png]]
	875	+(% border="1" style="background-color:#f7faff" %)
	876	+|Downlink Code|DO1|DO2|DO3
	877	+|02  01  00  11|Low|High|No Action
	878	+|02  00  11  01|High|No Action|Low
	879	+|02  11  01  00|No Action|Low|High
951	951
952		-(((
953		-(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
954		-)))
	881	+Note: For LT-22222-L, there is no DO3, the last byte can use any value.
955	955
956		-(((
957		-(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
958		-)))
	883	+Device will upload a packet if downlink code executes successfully.
959	959
960	960
961		-==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
962	962
	887	+
	888	+
	889	+==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
	890	+
963	963	* AT Command:
964	964
965	965	There is no AT Command to control Digital Output
966	966
	895	+
967	967	* Downlink Payload (prefix 0xA9):
968	968
969		-(% class="box infomessage" %)
970		-(((
971		-(((
972		-**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
973		-)))
974		-)))
	898	+0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
975	975
976	976	This is to control the digital output time of DO pin. Include four bytes:
977	977
978		-(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
	902	+**First Byte:** Type code (0xA9)
979	979
980		-(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
	904	+**Second Byte**: Inverter Mode
981	981
982	982	01: DO pins will change back to original state after timeout.
983	983
984	984	00: DO pins will change to an inverter state after timeout
985	985
986		-(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
987	987
988		-[[image:image-20220524093238-6.png]]
	911	+**Third Byte**: Control Method and Ports status:
989	989
990		-(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
	913	+(% border="1" style="background-color:#f7faff" %)
	914	+|Second Byte|Status
	915	+|0x01|DO1 set to low
	916	+|0x00|DO1 set to high
	917	+|0x11|DO1 NO Action
991	991
992		-[[image:image-20220524093328-7.png]]
	919	+**Fourth Byte**: Control Method and Ports status:
993	993
994		-(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
	921	+(% border="1" style="background-color:#f7faff" %)
	922	+|Second Byte|Status
	923	+|0x01|DO2 set to low
	924	+|0x00|DO2 set to high
	925	+|0x11|DO2 NO Action
995	995
996		-[[image:image-20220524093351-8.png]]
	927	+**Fifth Byte**: Control Method and Ports status:
997	997
998		-(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
	929	+(% border="1" style="background-color:#f7faff" %)
	930	+|Second Byte|Status
	931	+|0x01|DO3 set to low
	932	+|0x00|DO3 set to high
	933	+|0x11|DO3 NO Action
999	999
	935	+**Sixth and Seventh Byte**:
	936	+
1000	1000	Latching time. Unit: ms
1001	1001
1002	1002	Device will upload a packet if downlink code executes successfully.
1003	1003
1004		-**Example payload:**
1005	1005
1006		-**~1. A9 01 01 01 01 07 D0**
1007	1007
	943	+Example payload:
	944	+
	945	+1. A9 01 01 01 01 07 D0
	946	+
1008	1008	DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
1009	1009
1010		-**2. A9 01 00 01 11 07 D0**
1011	1011
	950	+1. A9 01 00 01 11 07 D0
	951	+
1012	1012	DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
1013	1013
1014		-**3. A9 00 00 00 00 07 D0**
1015	1015
	955	+1. A9 00 00 00 00 07 D0
	956	+
1016	1016	DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
1017	1017
1018		-**4. A9 00 11 01 00 07 D0**
1019	1019
	960	+1. A9 00 11 01 00 07 D0
	961	+
1020	1020	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
1021	1021
1022	1022
1023		-=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1024	1024
	966	+
	967	+==== Relay ~-~- Control Relay Output RO1/RO2 ====
	968	+
1025	1025	* AT Command:
1026	1026
1027	1027	There is no AT Command to control Relay Output
1028	1028
	973	+
1029	1029	* Downlink Payload (prefix 0x03):
1030	1030
1031		-(% class="box infomessage" %)
1032		-(((
1033		-**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1034		-)))
	976	+0x03 aa bb     ~/~/ Set RO1/RO2 output
1035	1035
1036		-(((
1037	1037	If payload = 0x030100, it means set RO1 to close and RO2 to open.
1038		-)))
1039	1039
1040		-(((
1041	1041	01: Close ,  00: Open , 11: No action
1042		-)))
1043	1043
1044		-(((
1045		-[[image:image-20220524093724-9.png]]
1046		-)))
	982	+(% border="1" style="background-color:#f7faff" %)
	983	+|Downlink Code|RO1|RO2
	984	+|03  00  11|Open|No Action
	985	+|03  01  11|Close|No Action
	986	+|03  11  00|No Action|Open
	987	+|03  11  01|No Action|Close
	988	+|03  00  00|Open|Open
	989	+|03  01  01|Close|Close
	990	+|03  01  00|Close|Open
	991	+|03  00  01|Open|Close
1047	1047
1048	1048	Device will upload a packet if downlink code executes successfully.
1049	1049
1050	1050
1051		-==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
	996	+==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1052	1052
1053	1053	* AT Command:
1054	1054
1055	1055	There is no AT Command to control Relay Output
1056	1056
	1002	+
1057	1057	* Downlink Payload (prefix 0x05):
1058	1058
1059		-(% class="box infomessage" %)
1060		-(((
1061		-**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1062		-)))
	1005	+0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:
1063	1063
1064	1064	This is to control the relay output time of relay. Include four bytes:
1065	1065
1066		-(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
	1009	+**First Byte:** Type code (0x05)
1067	1067
1068		-(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
	1011	+**Second Byte(aa)**: Inverter Mode
1069	1069
1070	1070	01: Relays will change back to original state after timeout.
1071	1071
1072	1072	00: Relays will change to an inverter state after timeout
1073	1073
1074		-(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1075	1075
1076		-[[image:image-20220524093831-10.png]]
	1018	+**Third Byte(bb)**: Control Method and Ports status:
1077	1077
1078		-(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
	1020	+(% border="1" style="background-color:#f7faff" %)
	1021	+|Value|Status
	1022	+|0x11|RO1 and RO2 to NO
	1023	+|0x10|RO2 to NO, RO1 to NC
	1024	+|0x01|RO2 to NC, RO1 to NO
	1025	+|0x00|RO1 and RO2 to NC.
	1026	+|0x20|RO1 No Action, RO2 to NC
	1027	+|0x21|RO1 No Action, RO2 to NO
	1028	+|0x02|RO1 to NC, RO2 No Action
	1029	+|0x12|RO1 to NO, RO2 No Action
1079	1079
	1031	+**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
	1032	+
1080	1080	Device will upload a packet if downlink code executes successfully.
1081	1081
	1035	+
	1036	+
1082	1082	**Example payload:**
1083	1083
1084		-**~1. 05 01 11 07 D0**
	1039	+1. 05 01 11 07 D0
1085	1085
1086	1086	Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1087	1087
1088		-**2. 05 01 10 07 D0**
1089	1089
	1044	+1. 05 01 10 07 D0
	1045	+
1090	1090	Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1091	1091
1092		-**3. 05 00 01 07 D0**
1093	1093
	1049	+1. 05 00 01 07 D0
	1050	+
1094	1094	Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1095	1095
1096		-**4. 05 00 00 07 D0**
1097	1097
	1054	+1. 05 00 00 07 D0
	1055	+
1098	1098	Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1099	1099
1100	1100
1101		-==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1102	1102
1103		-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]]
1104	1104
	1061	+
	1062	+
	1063	+==== Counting ~-~- Voltage threshold counting ====
	1064	+
	1065	+When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
	1066	+
1105	1105	* AT Command:
1106	1106
1107		-(% class="box infomessage" %)
1108		-(((
1109		-**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]]**
1110		-)))
	1069	+AT+VOLMAX    ~/~/ See [[MOD4>>path:#MOD4]]
1111	1111
	1071	+
1112	1112	* Downlink Payload (prefix 0xA5):
1113	1113
1114		-(% class="box infomessage" %)
1115		-(((
1116		-**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1117		-)))
	1074	+0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc
1118	1118
1119		-==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1120	1120
	1077	+==== Counting ~-~- Pre-configure the Count Number ====
	1078	+
1121	1121	* AT Command:
1122	1122
1123		-(% class="box infomessage" %)
1124		-(((
1125		-**AT+SETCNT=aa,(bb cc dd ee) **
1126		-)))
	1081	+AT+SETCNT=aa,(bb cc dd ee)
1127	1127
1128	1128	aa: 1: Set count1,
1129	1129
...	...	@@ -1133,112 +1133,115 @@
1133	1133
1134	1134	Bb cc dd ee: number to be set
1135	1135
	1091	+
1136	1136	* Downlink Payload (prefix 0xA8):
1137	1137
1138		-(% class="box infomessage" %)
1139		-(((
1140		-**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1141		-)))
	1094	+0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1142	1142
1143		-==== 3.4.2.18 Counting ~-~- Clear Counting ====
1144	1144
	1097	+
	1098	+
	1099	+
	1100	+==== Counting ~-~- Clear Counting ====
	1101	+
1145	1145	Clear counting for counting mode
1146	1146
1147	1147	* AT Command:
1148	1148
1149		-(% class="box infomessage" %)
1150		-(((
1151		-**AT+CLRCOUNT ~/~/ clear all counting**
1152		-)))
	1106	+AT+CLRCOUNT ~/~/ clear all counting
1153	1153
	1108	+
1154	1154	* Downlink Payload (prefix 0xA6):
1155	1155
1156		-(% class="box infomessage" %)
1157		-(((
1158		-**0x A6 01     ~/~/ clear all counting,**
1159		-)))
	1111	+0x A6 01     ~/~/ clear all counting,
1160	1160
1161		-==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1162	1162
	1114	+
	1115	+
	1116	+==== Counting ~-~- Change counting mode save time ====
	1117	+
1163	1163	* AT Command:
1164	1164
1165		-(% class="box infomessage" %)
1166		-(((
1167		-**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1168		-)))
	1120	+AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1169	1169
	1122	+
1170	1170	* Downlink Payload (prefix 0xA7):
1171	1171
1172		-(% class="box infomessage" %)
1173		-(((
1174		-**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1175		-)))
	1125	+0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,
1176	1176
1177	1177	range: aa bb cc:0 to 16777215,  (unit:second)
1178	1178
1179		-== 3.5 Integrate with Mydevice ==
1180	1180
	1130	+
	1131	+
	1132	+1.
	1133	+11. Integrate with Mydevice
	1134	+
1181	1181	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:
1182	1182
1183		-(((
1184		-**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1185		-)))
1186	1186
1187		-(((
1188		-**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:
1189		-)))
	1138	+Step 1: Be sure that your device is programmed and properly connected to the network at this time.
1190	1190
1191		-[[image:1653356737703-362.png||height="232" width="732"]]
	1140	+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:
1192	1192
1193		-[[image:image-20220524094641-11.png||height="390" width="723"]]
1194	1194
1195		-[[image:image-20220524094641-12.png||height="402" width="718"]]
	1143	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1196	1196
1197		-**Step 3**: Create an account or log in Mydevices.
1198	1198
1199		-**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
	1146	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
1200	1200
	1148	+
	1149	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
	1150	+
	1151	+
	1152	+
	1153	+Step 3: Create an account or log in Mydevices.
	1154	+
	1155	+Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
	1156	+
1201	1201	Search under The things network
1202	1202
1203		-[[image:1653356838789-523.png||height="337" width="740"]]
	1159	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
1204	1204
	1161	+
1205	1205	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1206	1206
1207		-[[image:image-20220524094909-1.png||height="335" width="729"]]
	1164	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
1208	1208
1209		-[[image:image-20220524094909-2.png||height="337" width="729"]]
1210	1210
1211		-[[image:image-20220524094909-3.png||height="338" width="727"]]
	1167	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
1212	1212
1213		-[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1214	1214
1215		-[[image:image-20220524094909-5.png||height="341" width="734"]]
	1170	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
1216	1216
1217		-== 3.6 Interface Detail ==
1218	1218
1219		-=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
	1173	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
1220	1220
	1175	+
	1176	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
	1177	+
	1178	+
	1179	+1.
	1180	+11. Interface Detail
	1181	+111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
	1182	+
1221	1221	Support NPN Type sensor
1222	1222
1223		-[[image:1653356991268-289.png]]
	1185	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
1224	1224
1225		-=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1226	1226
1227		-(((
	1188	+
	1189	+1.
	1190	+11.
	1191	+111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
	1192	+
1228	1228	The DI port of LT-22222-L can support NPN or PNP output sensor.
1229		-)))
1230	1230
1231		-(((
1232		-(((
1233	1233	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
1234		-)))
1235		-)))
1236	1236
1237		-[[image:1653357170703-587.png]]
	1197	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
1238	1238
1239		-(((
1240	1240	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1241		-)))
1242	1242
1243	1243
1244	1244	**Example1**: Connect to a Low active sensor.
...	...	@@ -1248,11 +1248,11 @@
1248	1248	* Connect sensor’s output to DI1-
1249	1249	* Connect sensor’s VCC to DI1+.
1250	1250
1251		-So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
	1209	+So when sensor active, the current between NEC2501 pin1 and pin2 is:
1252	1252
1253		-[[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.**
	1211	+ //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1254	1254
1255		-If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
	1213	+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.
1256	1256
1257	1257
1258	1258	**Example2**: Connect to a High active sensor.
...	...	@@ -1264,12 +1264,12 @@
1264	1264
1265	1265	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1266	1266
1267		-[[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.**
	1225	+ //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1268	1268
1269		-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:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
	1227	+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.
1270	1270
1271	1271
1272		-**Example3**: Connect to a 220v high active sensor.
	1230	+**Example3**: Connect to a 220v high active sensor.公司测试一下
1273	1273
1274	1274	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
1275	1275
...	...	@@ -1278,24 +1278,34 @@
1278	1278
1279	1279	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1280	1280
1281		- [[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.**
	1239	+ //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
1282	1282
1283		-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.
	1241	+If sensor output is 220v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1284	1284
1285		-=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1286	1286
	1244	+1.
	1245	+11.
	1246	+111. Digital Output Port: DO1/DO2 /DO3
	1247	+
1287	1287	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1288	1288
1289		-[[image:1653357531600-905.png]]
	1250	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1290	1290
1291		-=== 3.6.4 Analog Input Interface ===
1292	1292
	1253	+
	1254	+
	1255	+1.
	1256	+11.
	1257	+111. Analog Input Interface
	1258	+
1293	1293	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:
1294	1294
1295		-**AC2 = (IN2 voltage )/12**
	1261	+AC2 = (IN2 voltage )/12
1296	1296
1297		-[[image:1653357592296-182.png]]
	1263	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
1298	1298
	1265	+
	1266	+
1299	1299	Example to connect a 4~~20mA sensor
1300	1300
1301	1301	We take the wind speed sensor as an example for reference only.
...	...	@@ -1311,616 +1311,423 @@
1311	1311
1312	1312	Connection diagram:
1313	1313
1314		-[[image:1653357640609-758.png]]
	1282	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
1315	1315
1316		-[[image:1653357648330-671.png||height="155" width="733"]]
	1284	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
1317	1317
1318		-=== 3.6.5 Relay Output ===
1319	1319
1320		-(((
	1287	+
	1288	+1.
	1289	+11.
	1290	+111. Relay Output
	1291	+
1321	1321	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:
1322		-)))
1323	1323
1324		-[[image:image-20220524100215-9.png]]
	1294	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1325	1325
1326		-[[image:image-20220524100215-10.png||height="382" width="723"]]
1327	1327
1328		-== 3.7 LEDs Indicators ==
	1297	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1329	1329
1330		-[[image:image-20220524100748-11.png]]
1331	1331
1332		-= 4. Use AT Command =
1333	1333
1334		-== 4.1 Access AT Command ==
1335	1335
1336		-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.
1337	1337
1338		-[[image:1653358238933-385.png]]
	1303	+1.
	1304	+11. LEDs Indicators
1339	1339
1340		-(((
1341		-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:
	1306	+(% border="1" style="background-color:#f7faff" %)
	1307	+|**LEDs**|**Feature**
	1308	+|**PWR**|Always on if there is power
	1309	+|**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.
	1310	+|**TX**|(((
	1311	+Device boot: TX blinks 5 times.
	1312	+
	1313	+Successful join network: TX ON for 5 seconds.
	1314	+
	1315	+Transmit a LoRa packet: TX blinks once
1342	1342	)))
	1317	+|**RX**|RX blinks once when receive a packet.
	1318	+|**DO1**|
	1319	+|**DO2**|
	1320	+|**DO3**|
	1321	+|**DI2**|(((
	1322	+For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1343	1343
1344		-[[image:1653358355238-883.png]]
	1324	+For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
	1325	+)))
	1326	+|**DI2**|(((
	1327	+For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1345	1345
	1329	+For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
	1330	+)))
	1331	+|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
	1332	+|**DI2**|(((
	1333	+For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
	1334	+
	1335	+For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
	1336	+)))
	1337	+|**RO1**|
	1338	+|**RO2**|
	1339	+
	1340	+1. Use AT Command
	1341	+11. Access AT Command
	1342	+
	1343	+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.
	1344	+
	1345	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
	1346	+
	1347	+
	1348	+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:
	1349	+
	1350	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
	1351	+
	1352	+
1346	1346	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/]]
1347	1347
1348		-(((
1349	1349	AT+<CMD>?        : Help on <CMD>
1350		-)))
1351	1351
1352		-(((
1353	1353	AT+<CMD>         : Run <CMD>
1354		-)))
1355	1355
1356		-(((
1357	1357	AT+<CMD>=<value> : Set the value
1358		-)))
1359	1359
1360		-(((
1361	1361	AT+<CMD>=?       : Get the value
1362		-)))
1363	1363
1364		-(((
1365	1365	ATZ: Trig a reset of the MCU
1366		-)))
1367	1367
1368		-(((
1369	1369	AT+FDR: Reset Parameters to Factory Default, Keys Reserve
1370		-)))
1371	1371
1372		-(((
1373	1373	AT+DEUI: Get or Set the Device EUI
1374		-)))
1375	1375
1376		-(((
1377	1377	AT+DADDR: Get or Set the Device Address
1378		-)))
1379	1379
1380		-(((
1381	1381	AT+APPKEY: Get or Set the Application Key
1382		-)))
1383	1383
1384		-(((
1385	1385	AT+NWKSKEY: Get or Set the Network Session Key
1386		-)))
1387	1387
1388		-(((
1389	1389	AT+APPSKEY: Get or Set the Application Session Key
1390		-)))
1391	1391
1392		-(((
1393	1393	AT+APPEUI: Get or Set the Application EUI
1394		-)))
1395	1395
1396		-(((
1397	1397	AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1398		-)))
1399	1399
1400		-(((
1401	1401	AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1402		-)))
1403	1403
1404		-(((
1405	1405	AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
1406		-)))
1407	1407
1408		-(((
1409	1409	AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1410		-)))
1411	1411
1412		-(((
1413	1413	AT+PNM: Get or Set the public network mode. (0: off, 1: on)
1414		-)))
1415	1415
1416		-(((
1417	1417	AT+RX2FQ: Get or Set the Rx2 window frequency
1418		-)))
1419	1419
1420		-(((
1421	1421	AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1422		-)))
1423	1423
1424		-(((
1425	1425	AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1426		-)))
1427	1427
1428		-(((
1429	1429	AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1430		-)))
1431	1431
1432		-(((
1433	1433	AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1434		-)))
1435	1435
1436		-(((
1437	1437	AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1438		-)))
1439	1439
1440		-(((
1441	1441	AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1442		-)))
1443	1443
1444		-(((
1445	1445	AT+NWKID: Get or Set the Network ID
1446		-)))
1447	1447
1448		-(((
1449	1449	AT+FCU: Get or Set the Frame Counter Uplink
1450		-)))
1451	1451
1452		-(((
1453	1453	AT+FCD: Get or Set the Frame Counter Downlink
1454		-)))
1455	1455
1456		-(((
1457	1457	AT+CLASS: Get or Set the Device Class
1458		-)))
1459	1459
1460		-(((
1461	1461	AT+JOIN: Join network
1462		-)))
1463	1463
1464		-(((
1465	1465	AT+NJS: Get OTAA Join Status
1466		-)))
1467	1467
1468		-(((
1469	1469	AT+SENDB: Send hexadecimal data along with the application port
1470		-)))
1471	1471
1472		-(((
1473	1473	AT+SEND: Send text data along with the application port
1474		-)))
1475	1475
1476		-(((
1477	1477	AT+RECVB: Print last received data in binary format (with hexadecimal values)
1478		-)))
1479	1479
1480		-(((
1481	1481	AT+RECV: Print last received data in raw format
1482		-)))
1483	1483
1484		-(((
1485	1485	AT+VER: Get current image version and Frequency Band
1486		-)))
1487	1487
1488		-(((
1489	1489	AT+CFM: Get or Set the confirmation mode (0-1)
1490		-)))
1491	1491
1492		-(((
1493	1493	AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1494		-)))
1495	1495
1496		-(((
1497	1497	AT+SNR: Get the SNR of the last received packet
1498		-)))
1499	1499
1500		-(((
1501	1501	AT+RSSI: Get the RSSI of the last received packet
1502		-)))
1503	1503
1504		-(((
1505	1505	AT+TDC: Get or set the application data transmission interval in ms
1506		-)))
1507	1507
1508		-(((
1509	1509	AT+PORT: Get or set the application port
1510		-)))
1511	1511
1512		-(((
1513	1513	AT+DISAT: Disable AT commands
1514		-)))
1515	1515
1516		-(((
1517	1517	AT+PWORD: Set password, max 9 digits
1518		-)))
1519	1519
1520		-(((
1521	1521	AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
1522		-)))
1523	1523
1524		-(((
1525	1525	AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
1526		-)))
1527	1527
1528		-(((
1529	1529	AT+CFG: Print all settings
1530		-)))
1531	1531
1532		-== 4.2 Common AT Command Sequence ==
1533	1533
1534		-=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1535	1535
1536		-(((
	1449	+1.
	1450	+11. Common AT Command Sequence
	1451	+111. Multi-channel ABP mode (Use with SX1301/LG308)
	1452	+
1537	1537	If device has not joined network yet:
1538		-)))
1539	1539
1540		-(((
1541		-(% style="background-color:#dcdcdc" %)123456
1542		-)))
	1455	+123456
1543	1543
1544		-(((
1545		-(% style="background-color:#dcdcdc" %)AT+FDR
1546		-)))
	1457	+AT+FDR
1547	1547
1548		-(((
1549		-(% style="background-color:#dcdcdc" %)123456
1550		-)))
	1459	+123456
1551	1551
1552		-(((
1553		-(% style="background-color:#dcdcdc" %)AT+NJM=0
1554		-)))
	1461	+AT+NJM=0
1555	1555
1556		-(((
1557		-(% style="background-color:#dcdcdc" %)ATZ
1558		-)))
	1463	+ATZ
1559	1559
1560	1560
1561		-(((
1562	1562	If device already joined network:
1563		-)))
1564	1564
1565		-(((
1566		-(% style="background-color:#dcdcdc" %)AT+NJM=0
1567		-)))
	1468	+AT+NJM=0
1568	1568
1569		-(((
1570		-(% style="background-color:#dcdcdc" %)ATZ
1571		-)))
	1470	+ATZ
1572	1572
1573		-=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
	1472	+1.
	1473	+11.
	1474	+111. Single-channel ABP mode (Use with LG01/LG02)
1574	1574
1575		-(((
1576		-(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1577		-)))
	1476	+123456   Enter Password to have AT access.
1578	1578
1579		-(((
1580		-(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1581		-)))
	1478	+AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1582	1582
1583		-(((
1584		-(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1585		-)))
	1480	+123456   Enter Password to have AT access.
1586	1586
1587		-(((
1588		-(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1589		-)))
	1482	+AT+CLASS=C Set to work in CLASS C
1590	1590
1591		-(((
1592		-(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1593		-)))
	1484	+AT+NJM=0 Set to ABP mode
1594	1594
1595		-(((
1596		-(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1597		-)))
	1486	+AT+ADR=0 Set the Adaptive Data Rate Off
1598	1598
1599		-(((
1600		-(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1601		-)))
	1488	+AT+DR=5  Set Data Rate
1602	1602
1603		-(((
1604		-(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1605		-)))
	1490	+AT+TDC=60000  Set transmit interval to 60 seconds
1606	1606
1607		-(((
1608		-(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1609		-)))
	1492	+AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1610	1610
1611		-(((
1612		-(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1613		-)))
	1494	+AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1614	1614
1615		-(((
1616		-(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1617		-)))
	1496	+AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1618	1618
1619		-(((
1620		-(% 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.
1621		-)))
	1498	+AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1622	1622
1623		-(((
1624		-(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1625		-)))
	1500	+ATZ          Reset MCU
1626	1626
1627		-(((
1628		-(% style="color:red" %)**Note:**
1629		-)))
	1502	+**Note:**
1630	1630
1631		-(((
1632		-(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1633		-2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1634		-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.
1635		-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
1636		-)))
	1504	+1. Make sure the device is set to ABP mode in the IoT Server.
	1505	+1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1506	+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.
	1507	+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
1637	1637
1638		-(((
1639		-[[image:1653359097980-169.png||height="188" width="729"]]
1640		-)))
	1509	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1641	1641
1642		-(((
1643		-
1644		-)))
1645	1645
1646		-=== 4.2.3 Change to Class A ===
	1512	+1.
	1513	+11.
	1514	+111. Change to Class A
1647	1647
1648	1648	If sensor JOINED
1649		-(% style="background-color:#dcdcdc" %)AT+CLASS=A
	1517	+
	1518	+AT+CLASS=A
	1519	+
1650	1650	ATZ
1651	1651
1652		-= 5. FAQ =
1653	1653
1654		-== 5.1 How to upgrade the image? ==
1655	1655
	1524	+
	1525	+
	1526	+1. FAQ
	1527	+
	1528	+1.
	1529	+11. How to upgrade the image?
	1530	+
1656	1656	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1657	1657
1658	1658	* Support new features
1659	1659	* For bug fix
1660	1660	* Change LoRaWAN bands.
	1536	+
1661	1661	Below shows the hardware connection for how to upload an image to the LT:
1662		-* [[image:1653359603330-121.png]]
1663	1663
1664		-(((
	1539	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
	1540	+
	1541	+
1665	1665	**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]].
	1543	+
1666	1666	**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1545	+
1667	1667	**Step3: **Open flashloader; choose the correct COM port to update.
	1547	+
	1548	+**For LT-33222-L**:
	1549	+
	1550	+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.
	1551	+
1668	1668	**For LT-22222-L**:
	1553	+
1669	1669	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.
	1555	+
	1556	+
	1557	+
	1558	+|(((
	1559	+Board detected
1670	1670	)))
1671	1671
1672		- [[image:image-20220524103407-12.png]]
	1562	+|(((
	1563	+
	1564	+)))
1673	1673
1674		-[[image:image-20220524103429-13.png]]
	1566	+[[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]]
1675	1675
1676		-[[image:image-20220524104033-15.png]]
1677	1677
1678		-(% 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:
1679	1679
1680		-[[image:1653360054704-518.png||height="186" width="745"]]
	1570	+[[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]]
1681	1681
1682		-(((
1683		-(((
1684		-== 5.2 How to change the LoRa Frequency Bands/Region? ==
1685		-)))
1686		-)))
1687	1687
1688		-(((
1689		-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.
1690		-)))
	1573	+[[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]]
1691	1691
1692		-(((
1693		-== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1694		-)))
1695	1695
1696		-(((
1697		-(((
	1576	+**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
	1577	+
	1578	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
	1579	+
	1580	+
	1581	+1.
	1582	+11. How to change the LoRa Frequency Bands/Region?
	1583	+
	1584	+User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
	1585	+
	1586	+
	1587	+1.
	1588	+11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
	1589	+
1698	1698	In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1699		-)))
1700		-)))
1701	1701
1702		-(((
1703		-(((
1704	1704	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1705		-)))
1706		-)))
1707	1707
1708		-(((
1709		-(% 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.
1710		-)))
1711	1711
1712		-(((
1713		-[[image:1653360231087-571.png||height="401" width="727"]]
1714		-)))
	1595	+**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.
1715	1715
1716		-(((
1717		-(% 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.
1718		-)))
	1597	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1719	1719
1720		-(((
1721		-(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1722		-)))
	1599	+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.
1723	1723
1724		-(((
1725		-(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1726		-(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1727		-(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1728		-(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1729		-(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1730		-(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1731		-(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1732		-(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1733		-(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1734		-(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1735		-)))
1736	1736
1737		-(((
	1602	+**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
	1603	+
	1604	+123456   Enter Password to have AT access.
	1605	+
	1606	+AT+FDR   Reset Parameters to Factory Default, Keys Reserve
	1607	+
	1608	+123456   Enter Password to have AT access.
	1609	+
	1610	+AT+NJM=0 Set to ABP mode
	1611	+
	1612	+AT+ADR=0 Set the Adaptive Data Rate Off
	1613	+
	1614	+AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
	1615	+
	1616	+AT+TDC=60000  Set transmit interval to 60 seconds
	1617	+
	1618	+AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1619	+
	1620	+AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
	1621	+
	1622	+ATZ                Reset MCU
	1623	+
1738	1738	As shown in below:
1739		-)))
1740	1740
1741		-[[image:1653360498588-932.png||height="485" width="726"]]
	1626	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1742	1742
1743		-== 5.4 Can I see counting event in Serial? ==
1744	1744
1745		-(((
	1629	+
	1630	+1.
	1631	+11. Can I see counting event in Serial?
	1632	+
1746	1746	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.
1747		-)))
1748	1748
1749		-(((
1750		-= 6. Trouble Shooting =
1751		-)))
1752	1752
1753		-(((
1754		-(((
1755		-== 6.1 Downlink doesn’t work, how to solve it? ==
1756		-)))
1757		-)))
1758	1758
1759		-(((
1760		-Please see this link for how to debug:
1761	1761
1762		-[[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/]]
1763		-)))
	1638	+1. Trouble Shooting
	1639	+11. Downlink doesn’t work, how to solve it?
1764	1764
1765		-(((
	1641	+Please see this link for how to debug:
	1642	+
1766	1766	[[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]]
1767		-)))
1768	1768
1769		-(((
1770		-== 6.2 Have trouble to upload image. ==
1771		-)))
1772	1772
1773		-(((
	1646	+1.
	1647	+11. Have trouble to upload image.
	1648	+
1774	1774	See this link for trouble shooting:
1775		-)))
1776	1776
1777		-(((
1778	1778	[[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]]
1779		-)))
1780	1780
1781		-(((
1782		-== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1783		-)))
1784	1784
1785		-(((
	1654	+1.
	1655	+11. Why I can’t join TTN in US915 /AU915 bands?
	1656	+
1786	1786	It might be about the channels mapping. Please see this link for detail:
1787		-)))
1788	1788
1789		-(((
1790	1790	[[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]]
1791		-)))
1792	1792
1793		-(((
1794		-= 7. Order Info =
1795		-)))
1796	1796
1797		-(((
1798		-(((
1799		-(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1800		-)))
1801		-)))
1802	1802
1803		-(((
1804		-(((
1805		-(% style="color:#4f81bd" %)**XXX:**
1806		-)))
1807		-)))
1808	1808
1809		-(((
1810		-* (((
1811		-(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1812		-)))
1813		-)))
	1664	+1. Order Info
1814	1814
1815		-(((
1816		-* (((
1817		-(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1818		-)))
1819		-)))
	1666	+**For LT-33222-L-XXX or LT-22222-L-XXX:**
1820	1820
1821		-(((
1822		-* (((
1823		-(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1824		-)))
1825		-)))
	1668	+**XXX:**
1826	1826
1827		-(((
1828		-* (((
1829		-(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1830		-)))
1831		-)))
	1670	+* **EU433**: LT with frequency bands EU433
	1671	+* **EU868**: LT with frequency bands EU868
	1672	+* **KR920**: LT with frequency bands KR920
	1673	+* **CN470**: LT with frequency bands CN470
	1674	+* **AS923**: LT with frequency bands AS923
	1675	+* **AU915**: LT with frequency bands AU915
	1676	+* **US915**: LT with frequency bands US915
	1677	+* **IN865**: LT with frequency bands IN865
	1678	+* **CN779**: LT with frequency bands CN779
1832	1832
1833		-(((
1834		-* (((
1835		-(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1836		-)))
1837		-)))
	1680	+1. Packing Info
1838	1838
1839		-(((
1840		-* (((
1841		-(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1842		-)))
1843		-)))
1844		-
1845		-(((
1846		-* (((
1847		-(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1848		-)))
1849		-)))
1850		-
1851		-(((
1852		-* (((
1853		-(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1854		-)))
1855		-)))
1856		-
1857		-(((
1858		-* (((
1859		-(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1860		-)))
1861		-
1862		-= 8. Packing Info =
1863		-)))
1864		-
1865		-(((
1866		-(((
1867	1867	**Package Includes**:
1868		-)))
1869		-)))
1870	1870
1871		-(((
1872		-(((
1873		-* LT-22222-L I/O Controller x 1
	1684	+* LT I/O Controller x 1
1874	1874	* Stick Antenna for LoRa RF part x 1
1875	1875	* Bracket for controller x1
1876	1876	* Program cable x 1
1877		-)))
1878		-)))
1879	1879
1880		-(((
1881		-(((
1882	1882	**Dimension and weight**:
1883		-)))
1884		-)))
1885	1885
1886		-(((
1887		-(((
1888	1888	* Device Size: 13.5 x 7 x 3 cm
1889	1889	* Device Weight: 105g
1890	1890	* Package Size / pcs : 14.5 x 8 x 5 cm
1891	1891	* Weight / pcs : 170g
1892		-)))
1893		-)))
1894	1894
1895		-(((
1896		-= 9. Support =
1897		-)))
	1696	+1. Support
1898	1898
1899		-* (((
1900		-(((
1901		-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.
1902		-)))
1903		-)))
1904		-* (((
1905		-(((
1906		-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
1907		-)))
1908		-)))
	1698	+* 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.
	1699	+* 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
1909	1909
1910		-(((
1911		-(((
1912		- [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1913		-)))
1914		-
1915		-(((
1916		-= 10. Reference​​​​​ =
1917		-
1918		-* Product Page:
1919		-
1920		-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]]
1921		-
1922		-* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1923		-* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1924		-* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1925		-)))
1926		-)))
	1701	+[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]

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