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

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Content

...	...	@@ -41,48 +41,122 @@
41	41
42	42	(((
43	43	[[image:1653295757274-912.png]]
	44	+
	45	+
44	44	)))
45	45
46	46	== 1.2  Specifications ==
47	47
	50	+(((
48	48	**Hardware System:**
	52	+)))
49	49
50		-* STM32L072CZT6 MCU
51		-* SX1276/78 Wireless Chip
52		-* Power Consumption:
53		-** Idle: 4mA@12v
54		-** 20dB Transmit: 34mA@12v
	54	+* (((
	55	+STM32L072CZT6 MCU
	56	+)))
	57	+* (((
	58	+SX1276/78 Wireless Chip
	59	+)))
	60	+* (((
	61	+(((
	62	+Power Consumption:
	63	+)))
55	55
	65	+* (((
	66	+Idle: 4mA@12v
	67	+)))
	68	+* (((
	69	+20dB Transmit: 34mA@12v
	70	+)))
	71	+)))
	72	+
	73	+(((
56	56	**Interface for Model: LT22222-L:**
	75	+)))
57	57
58		-* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
59		-* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
60		-* 2 x Relay Output (5A@250VAC / 30VDC)
61		-* 2 x 0~~20mA Analog Input (res:0.01mA)
62		-* 2 x 0~~30V Analog Input (res:0.01v)
63		-* Power Input 7~~ 24V DC.
	77	+* (((
	78	+2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
	79	+)))
	80	+* (((
	81	+2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
	82	+)))
	83	+* (((
	84	+2 x Relay Output (5A@250VAC / 30VDC)
	85	+)))
	86	+* (((
	87	+2 x 0~~20mA Analog Input (res:0.01mA)
	88	+)))
	89	+* (((
	90	+2 x 0~~30V Analog Input (res:0.01v)
	91	+)))
	92	+* (((
	93	+Power Input 7~~ 24V DC.
	94	+)))
64	64
	96	+(((
65	65	**LoRa Spec:**
	98	+)))
66	66
67		-* Frequency Range:
68		-** Band 1 (HF): 862 ~~ 1020 Mhz
69		-** Band 2 (LF): 410 ~~ 528 Mhz
70		-* 168 dB maximum link budget.
71		-* +20 dBm - 100 mW constant RF output vs.
72		-* +14 dBm high efficiency PA.
73		-* Programmable bit rate up to 300 kbps.
74		-* High sensitivity: down to -148 dBm.
75		-* Bullet-proof front end: IIP3 = -12.5 dBm.
76		-* Excellent blocking immunity.
77		-* Low RX current of 10.3 mA, 200 nA register retention.
78		-* Fully integrated synthesizer with a resolution of 61 Hz.
79		-* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
80		-* Built-in bit synchronizer for clock recovery.
81		-* Preamble detection.
82		-* 127 dB Dynamic Range RSSI.
83		-* Automatic RF Sense and CAD with ultra-fast AFC.
84		-* Packet engine up to 256 bytes with CRC.
	100	+* (((
	101	+(((
	102	+Frequency Range:
	103	+)))
85	85
	105	+* (((
	106	+Band 1 (HF): 862 ~~ 1020 Mhz
	107	+)))
	108	+* (((
	109	+Band 2 (LF): 410 ~~ 528 Mhz
	110	+)))
	111	+)))
	112	+* (((
	113	+168 dB maximum link budget.
	114	+)))
	115	+* (((
	116	++20 dBm - 100 mW constant RF output vs.
	117	+)))
	118	+* (((
	119	++14 dBm high efficiency PA.
	120	+)))
	121	+* (((
	122	+Programmable bit rate up to 300 kbps.
	123	+)))
	124	+* (((
	125	+High sensitivity: down to -148 dBm.
	126	+)))
	127	+* (((
	128	+Bullet-proof front end: IIP3 = -12.5 dBm.
	129	+)))
	130	+* (((
	131	+Excellent blocking immunity.
	132	+)))
	133	+* (((
	134	+Low RX current of 10.3 mA, 200 nA register retention.
	135	+)))
	136	+* (((
	137	+Fully integrated synthesizer with a resolution of 61 Hz.
	138	+)))
	139	+* (((
	140	+FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
	141	+)))
	142	+* (((
	143	+Built-in bit synchronizer for clock recovery.
	144	+)))
	145	+* (((
	146	+Preamble detection.
	147	+)))
	148	+* (((
	149	+127 dB Dynamic Range RSSI.
	150	+)))
	151	+* (((
	152	+Automatic RF Sense and CAD with ultra-fast AFC.
	153	+)))
	154	+* (((
	155	+Packet engine up to 256 bytes with CRC.
	156	+
	157	+
	158	+)))
	159	+
86	86	== 1.3 Features ==
87	87
88	88	* LoRaWAN Class A & Class C protocol
...	...	@@ -125,21 +125,29 @@
125	125
126	126	[[image:1653297104069-180.png]]
127	127
	202	+
128	128	= 3. Operation Mode =
129	129
130	130	== 3.1 How it works? ==
131	131
	207	+(((
132	132	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.
	209	+)))
133	133
134		-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.
	211	+(((
	212	+In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
135	135
136		-3.2 Example to join LoRaWAN network
	214	+
	215	+)))
137	137
	217	+== 3.2 Example to join LoRaWAN network ==
	218	+
	219	+(((
138	138	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.
	221	+)))
139	139
140	140	[[image:image-20220523172350-1.png||height="266" width="864"]]
141	141
142		-
143	143	(((
144	144	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:
145	145	)))
...	...	@@ -160,10 +160,12 @@
160	160
161	161	[[image:1653297955910-247.png||height="321" width="716"]]
162	162
	245	+
163	163	Add APP KEY and DEV EUI
164	164
165	165	[[image:1653298023685-319.png]]
166	166
	250	+
167	167	(((
168	168	**Step 2**: Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
169	169	)))
...	...	@@ -170,6 +170,7 @@
170	170
171	171	[[image:1653298044601-602.png||height="405" width="709"]]
172	172
	257	+
173	173	== 3.3 Uplink Payload ==
174	174
175	175	There are five working modes + one interrupt mode on LT for different type application:
...	...	@@ -235,7 +235,9 @@
235	235
236	236	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
237	237
	323	+(((
238	238	Total : 11 bytes payload
	325	+)))
239	239
240	240	[[image:image-20220523180452-3.png]]
241	241
...	...	@@ -249,54 +249,79 @@
249	249	* FIRST: Indicate this is the first packet after join network.
250	250	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
251	251
	339	+(((
252	252	(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
	341	+)))
253	253
	343	+(((
254	254	**To use counting mode, please run:**
	345	+)))
255	255
256	256	(% class="box infomessage" %)
257	257	(((
	349	+(((
258	258	**AT+MOD=2**
259	259	)))
	352	+)))
260	260
261	261	(% class="box infomessage" %)
262	262	(((
	356	+(((
263	263	**ATZ**
264	264	)))
	359	+)))
265	265
	361	+(((
266	266	(% style="color:#4f81bd" %)**AT Commands for counting:**
	363	+)))
267	267
	365	+(((
268	268	**For LT22222-L:**
	367	+)))
269	269
270	270	(% class="box infomessage" %)
271	271	(((
	371	+(((
272	272	**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
273	273	)))
	374	+)))
274	274
275	275	(% class="box infomessage" %)
276	276	(((
	378	+(((
277	277	**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
278	278	)))
	381	+)))
279	279
280	280	(% class="box infomessage" %)
281	281	(((
	385	+(((
282	282	**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
283	283	)))
	388	+)))
284	284
285	285	(% class="box infomessage" %)
286	286	(((
	392	+(((
287	287	**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
288	288	)))
	395	+)))
289	289
290	290	(% class="box infomessage" %)
291	291	(((
	399	+(((
292	292	**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
293	293	)))
	402	+)))
294	294
295	295	(% class="box infomessage" %)
296	296	(((
	406	+(((
297	297	**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
298	298	)))
	409	+)))
299	299
	411	+
300	300	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
301	301
302	302	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -313,22 +313,34 @@
313	313	* FIRST: Indicate this is the first packet after join network.
314	314	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
315	315
	428	+(((
316	316	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	430	+)))
317	317
	432	+(((
318	318	**To use counting mode, please run:**
	434	+)))
319	319
320	320	(% class="box infomessage" %)
321	321	(((
	438	+(((
322	322	**AT+MOD=3**
323	323	)))
	441	+)))
324	324
325	325	(% class="box infomessage" %)
326	326	(((
	445	+(((
327	327	**ATZ**
328	328	)))
	448	+)))
329	329
330		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
	450	+(((
	451	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
331	331
	453	+
	454	+)))
	455	+
332	332	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
333	333
334	334	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -347,45 +347,69 @@
347	347	* FIRST: Indicate this is the first packet after join network.
348	348	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
349	349
	474	+(((
350	350	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	476	+)))
351	351
	478	+(((
352	352	**To use this mode, please run:**
	480	+)))
353	353
354	354	(% class="box infomessage" %)
355	355	(((
	484	+(((
356	356	**AT+MOD=4**
357	357	)))
	487	+)))
358	358
359	359	(% class="box infomessage" %)
360	360	(((
	491	+(((
361	361	**ATZ**
362	362	)))
	494	+)))
363	363
	496	+(((
	497	+
	498	+)))
364	364
365		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
	500	+(((
	501	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
	502	+)))
366	366
	504	+(((
367	367	**Plus below command for AVI1 Counting:**
	506	+)))
368	368
369	369	(% class="box infomessage" %)
370	370	(((
	510	+(((
371	371	**AT+SETCNT=3,60   (set AVI Count to 60)**
372	372	)))
	513	+)))
373	373
374	374	(% class="box infomessage" %)
375	375	(((
	517	+(((
376	376	**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
377	377	)))
	520	+)))
378	378
379	379	(% class="box infomessage" %)
380	380	(((
	524	+(((
381	381	**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
382	382	)))
	527	+)))
383	383
384	384	(% class="box infomessage" %)
385	385	(((
	531	+(((
386	386	**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
387	387	)))
	534	+)))
388	388
	536	+
389	389	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
390	390
391	391	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -398,24 +398,38 @@
398	398
399	399	* RO is for relay. ROx=1 : close，ROx=0 always open.
400	400	* FIRST: Indicate this is the first packet after join network.
401		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	549	+* (((
	550	+DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	551	+)))
402	402
	553	+(((
403	403	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	555	+)))
404	404
	557	+(((
405	405	**To use this mode, please run:**
	559	+)))
406	406
407	407	(% class="box infomessage" %)
408	408	(((
	563	+(((
409	409	**AT+MOD=5**
410	410	)))
	566	+)))
411	411
412	412	(% class="box infomessage" %)
413	413	(((
	570	+(((
414	414	**ATZ**
415	415	)))
	573	+)))
416	416
417		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
	575	+(((
	576	+Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
418	418
	578	+
	579	+)))
	580	+
419	419	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
420	420
421	421	(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
...	...	@@ -463,7 +463,7 @@
463	463
464	464	**Downlink Command to set Trigger Condition**
465	465
466		-Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
	628	+Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
467	467
468	468	Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
469	469
...	...	@@ -483,7 +483,7 @@
483	483
484	484	Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
485	485
486		-Example2: AA 02 01 00
	648	+**Example2**: AA 02 01 00
487	487
488	488	Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
489	489
...	...	@@ -499,7 +499,7 @@
499	499
500	500	* Each bits shows if the corresponding trigger has been configured.
501	501
502		-Example:
	664	+**Example:**
503	503
504	504	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
505	505
...	...	@@ -506,60 +506,22 @@
506	506
507	507	(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
508	508
509		-(% border="1" style="background-color:#f7faff" %)
510		-|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
511		-|(((
512		-AV1_
	671	+[[image:image-20220524090249-3.png]]
513	513
514		-LOW
515		-)))|(((
516		-AV1_
517		-
518		-HIGH
519		-)))|(((
520		-AV2_
521		-
522		-LOW
523		-)))|(((
524		-AV2_
525		-
526		-HIGH
527		-)))|(((
528		-AC1_
529		-
530		-LOW
531		-)))|(((
532		-AC1_
533		-
534		-HIGH
535		-)))|(((
536		-AC2_
537		-
538		-LOW
539		-)))|(((
540		-AC2_
541		-
542		-HIGH
543		-)))
544		-
545	545	* Each bits shows which status has been trigger on this uplink.
546	546
547		-Example:
	675	+**Example:**
548	548
549	549	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
550	550
551	551
552		-
553		-
554	554	(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
555	555
556		-(% border="1" style="background-color:#f7faff" %)
557		-|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
558		-|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
	682	+[[image:image-20220524090456-4.png]]
559	559
560	560	* Each bits shows which status has been trigger on this uplink.
561	561
562		-Example:
	686	+**Example:**
563	563
564	564	00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
565	565
...	...	@@ -568,114 +568,122 @@
568	568
569	569	(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
570	570
571		-
572	572	Downlink command to poll MOD6 status:
573	573
574		-AB 06
	697	+**AB 06**
575	575
576	576	When device got this command, it will send the MOD6 payload.
577	577
578	578
579		-1.
580		-11.
581		-111. Payload Decoder
	702	+=== 3.3.7 Payload Decoder ===
582	582
	704	+(((
583	583	**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/]]
584	584
	707	+
	708	+)))
585	585
	710	+== 3.4 ​Configure LT via AT or Downlink ==
586	586
	712	+User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
587	587
588		-
589		-
590		-
591		-1.
592		-11. ​Configure LT via AT or Downlink
593		-
594		-User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
595		-
	714	+(((
596	596	There are two kinds of Commands:
	716	+)))
597	597
598		-* **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
	718	+* (% 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
599	599
600		-* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
	720	+* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
601	601
602		-1.
603		-11.
604		-111. Common Commands:
	722	+=== 3.4.1 Common Commands ===
605	605
606		-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
	724	+They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
607	607
608	608
609		-1.
610		-11.
611		-111. Sensor related commands:
	727	+=== 3.4.2 Sensor related commands ===
612	612
613		-==== Set Transmit Interval ====
	729	+==== 3.4.2.1 Set Transmit Interval ====
614	614
615	615	Set device uplink interval.
616	616
617	617	* AT Command:
618	618
619		-AT+TDC=N
	735	+(% class="box infomessage" %)
	736	+(((
	737	+**AT+TDC=N **
	738	+)))
620	620
621		-Example: AT+TDC=30000. Means set interval to 30 seconds
	740	+**Example: **AT+TDC=30000. Means set interval to 30 seconds
622	622
623		-
624	624	* Downlink Payload (prefix 0x01):
625	625
626		-0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)
	744	+(% class="box infomessage" %)
	745	+(((
	746	+**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
	747	+)))
627	627
628	628
629		-==== Set Work Mode (AT+MOD) ====
	750	+==== 3.4.2.2 Set Work Mode (AT+MOD) ====
630	630
631	631	Set work mode.
632	632
633	633	* AT Command:
634	634
635		-AT+MOD=N
	756	+(% class="box infomessage" %)
	757	+(((
	758	+**AT+MOD=N  **
	759	+)))
636	636
637		-Example: AT+MOD=2. Set work mode to Double DI counting mode
	761	+**Example**: AT+MOD=2. Set work mode to Double DI counting mode
638	638
639		-
640	640	* Downlink Payload (prefix 0x0A):
641	641
642		-0x0A aa     ~/~/ Same as AT+MOD=aa
	765	+(% class="box infomessage" %)
	766	+(((
	767	+**0x0A aa     ~/~/ Same as AT+MOD=aa**
	768	+)))
643	643
644	644
	771	+==== 3.4.2.3 Poll an uplink ====
645	645
646		-==== Poll an uplink ====
647		-
648	648	* AT Command:
649	649
650	650	There is no AT Command to poll uplink
651	651
652		-
653	653	* Downlink Payload (prefix 0x08):
654	654
655		-0x08 FF     ~/~/ Poll an uplink,
	779	+(% class="box infomessage" %)
	780	+(((
	781	+**0x08 FF     ~/~/ Poll an uplink,**
	782	+)))
656	656
657		-Example: 0x08FF, ask device to send an Uplink
	784	+**Example**: 0x08FF, ask device to send an Uplink
658	658
659	659
660		-==== Enable Trigger Mode ====
	787	+==== 3.4.2.4 Enable Trigger Mode ====
661	661
662		-Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
	789	+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]]
663	663
664	664	* AT Command:
665	665
666		-AT+ADDMOD6=1 or 0
	793	+(% class="box infomessage" %)
	794	+(((
	795	+**AT+ADDMOD6=1 or 0**
	796	+)))
667	667
668	668	1: Enable Trigger Mode
669	669
670	670	0: Disable Trigger Mode
671	671
672		-
673	673	* Downlink Payload (prefix 0x0A 06):
674	674
675		-0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
	804	+(% class="box infomessage" %)
	805	+(((
	806	+**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
	807	+)))
676	676
677	677
678		-==== Poll trigger settings ====
	810	+==== 3.4.2.5 Poll trigger settings ====
679	679
680	680	Poll trigger settings,
681	681
...	...	@@ -683,339 +683,347 @@
683	683
684	684	There is no AT Command for this feature.
685	685
686		-
687	687	* Downlink Payload (prefix 0x AB 06):
688	688
689		-0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
	820	+(% class="box infomessage" %)
	821	+(((
	822	+**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
	823	+)))
690	690
691	691
692		-==== Enable / Disable DI1/DI2/DI3 as trigger ====
	826	+==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
693	693
694	694	Enable Disable DI1/DI2/DI2 as trigger,
695	695
696	696	* AT Command:
697	697
698		-Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
	832	+(% class="box infomessage" %)
	833	+(((
	834	+**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
	835	+)))
699	699
700		-Example:
	837	+**Example:**
701	701
702	702	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
703	703
704		-
705		-
706	706	* Downlink Payload (prefix 0xAA 02):
707	707
708		-0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
	843	+(% class="box infomessage" %)
	844	+(((
	845	+**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
	846	+)))
709	709
710	710
	849	+==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
711	711
712		-==== Trigger1 – Set DI1 or DI3 as trigger ====
713		-
714	714	Set DI1 or DI3(for LT-33222-L) trigger.
715	715
716	716	* AT Command:
717	717
718		-AT+TRIG1=a,b
	855	+(% class="box infomessage" %)
	856	+(((
	857	+**AT+TRIG1=a,b**
	858	+)))
719	719
720	720	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
721	721
722	722	b : delay timing.
723	723
724		-Example:
	864	+**Example:**
725	725
726	726	AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
727	727
728		-
729	729	* Downlink Payload (prefix 0x09 01 ):
730	730
731		-0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
	870	+(% class="box infomessage" %)
	871	+(((
	872	+**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
	873	+)))
732	732
733	733
734		-==== Trigger2 – Set DI2 as trigger ====
	876	+==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
735	735
736	736	Set DI2 trigger.
737	737
738	738	* AT Command:
739	739
740		-AT+TRIG2=a,b
	882	+(% class="box infomessage" %)
	883	+(((
	884	+**AT+TRIG2=a,b**
	885	+)))
741	741
742	742	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
743	743
744	744	b : delay timing.
745	745
746		-Example:
	891	+**Example:**
747	747
748	748	AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
749	749
750		-
751	751	* Downlink Payload (prefix 0x09 02 ):
752	752
753		-0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
	897	+(% class="box infomessage" %)
	898	+(((
	899	+**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
	900	+)))
754	754
755	755
756		-==== Trigger – Set AC (current) as trigger ====
	903	+==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
757	757
758		-Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
	905	+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]]
759	759
760	760	* AT Command:
761	761
762		-AT+ACLIM. See [[trigger mode>>path:#MOD6]]
	909	+(% class="box infomessage" %)
	910	+(((
	911	+**AT+ACLIM. **
	912	+)))
763	763
764		-
765	765	* Downlink Payload (prefix 0xAA 01 ):
766	766
767		-0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
	916	+(% class="box infomessage" %)
	917	+(((
	918	+**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]]**
	919	+)))
768	768
769	769
770		-==== Trigger – Set AV (voltage) as trigger ====
	922	+==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
771	771
772		-Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
	924	+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]]
773	773
774	774	* AT Command:
775	775
776		-AT+AVLIM. See [[trigger mode>>path:#MOD6]]
	928	+(% class="box infomessage" %)
	929	+(((
	930	+**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]]**
	931	+)))
777	777
778		-
779	779	* Downlink Payload (prefix 0xAA 00 ):
780	780
781		-0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
	935	+(% class="box infomessage" %)
	936	+(((
	937	+**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]] **
	938	+)))
782	782
783		-==== Trigger – Set minimum interval ====
784	784
	941	+==== 3.4.2.11 Trigger – Set minimum interval ====
	942	+
785	785	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
786	786
787	787	* AT Command:
788	788
789		-AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
	947	+(% class="box infomessage" %)
	948	+(((
	949	+**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
	950	+)))
790	790
791		-
792	792	* Downlink Payload (prefix 0xAC ):
793	793
794		-0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
	954	+(% class="box infomessage" %)
	955	+(((
	956	+**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
	957	+)))
795	795
796	796
797		-==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
	960	+==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
798	798
799	799	* AT Command:
800	800
801	801	There is no AT Command to control Digital Output
802	802
803		-
804	804	* Downlink Payload (prefix 0x02):
805	805
806		-0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
	968	+(% class="box infomessage" %)
	969	+(((
	970	+**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
	971	+)))
807	807
	973	+(((
808	808	If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
	975	+)))
809	809
	977	+(((
810	810	01: Low,  00: High ,  11: No action
	979	+)))
811	811
812		-(% border="1" style="background-color:#f7faff" %)
813		-|Downlink Code|DO1|DO2|DO3
814		-|02  01  00  11|Low|High|No Action
815		-|02  00  11  01|High|No Action|Low
816		-|02  11  01  00|No Action|Low|High
	981	+[[image:image-20220524092754-5.png]]
817	817
818		-Note: For LT-22222-L, there is no DO3, the last byte can use any value.
	983	+(((
	984	+(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
	985	+)))
819	819
820		-Device will upload a packet if downlink code executes successfully.
	987	+(((
	988	+(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
	989	+)))
821	821
822	822
	992	+==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
823	823
824		-
825		-
826		-==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
827		-
828	828	* AT Command:
829	829
830	830	There is no AT Command to control Digital Output
831	831
832		-
833	833	* Downlink Payload (prefix 0xA9):
834	834
835		-0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
	1000	+(% class="box infomessage" %)
	1001	+(((
	1002	+(((
	1003	+**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
	1004	+)))
	1005	+)))
836	836
837	837	This is to control the digital output time of DO pin. Include four bytes:
838	838
839		-**First Byte:** Type code (0xA9)
	1009	+(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
840	840
841		-**Second Byte**: Inverter Mode
	1011	+(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
842	842
843	843	01: DO pins will change back to original state after timeout.
844	844
845	845	00: DO pins will change to an inverter state after timeout
846	846
	1017	+(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
847	847
848		-**Third Byte**: Control Method and Ports status:
	1019	+[[image:image-20220524093238-6.png]]
849	849
850		-(% border="1" style="background-color:#f7faff" %)
851		-|Second Byte|Status
852		-|0x01|DO1 set to low
853		-|0x00|DO1 set to high
854		-|0x11|DO1 NO Action
	1021	+(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
855	855
856		-**Fourth Byte**: Control Method and Ports status:
	1023	+[[image:image-20220524093328-7.png]]
857	857
858		-(% border="1" style="background-color:#f7faff" %)
859		-|Second Byte|Status
860		-|0x01|DO2 set to low
861		-|0x00|DO2 set to high
862		-|0x11|DO2 NO Action
	1025	+(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
863	863
864		-**Fifth Byte**: Control Method and Ports status:
	1027	+[[image:image-20220524093351-8.png]]
865	865
866		-(% border="1" style="background-color:#f7faff" %)
867		-|Second Byte|Status
868		-|0x01|DO3 set to low
869		-|0x00|DO3 set to high
870		-|0x11|DO3 NO Action
	1029	+(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
871	871
872		-**Sixth and Seventh Byte**:
873		-
874	874	Latching time. Unit: ms
875	875
876	876	Device will upload a packet if downlink code executes successfully.
877	877
	1035	+**Example payload:**
878	878
	1037	+**~1. A9 01 01 01 01 07 D0**
879	879
880		-Example payload:
881		-
882		-1. A9 01 01 01 01 07 D0
883		-
884	884	DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
885	885
	1041	+**2. A9 01 00 01 11 07 D0**
886	886
887		-1. A9 01 00 01 11 07 D0
888		-
889	889	DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
890	890
	1045	+**3. A9 00 00 00 00 07 D0**
891	891
892		-1. A9 00 00 00 00 07 D0
893		-
894	894	DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
895	895
	1049	+**4. A9 00 11 01 00 07 D0**
896	896
897		-1. A9 00 11 01 00 07 D0
898		-
899	899	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
900	900
901	901
	1054	+=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
902	902
903		-
904		-==== Relay ~-~- Control Relay Output RO1/RO2 ====
905		-
906	906	* AT Command:
907	907
908	908	There is no AT Command to control Relay Output
909	909
910		-
911	911	* Downlink Payload (prefix 0x03):
912	912
913		-0x03 aa bb     ~/~/ Set RO1/RO2 output
	1062	+(% class="box infomessage" %)
	1063	+(((
	1064	+**0x03 aa bb     ~/~/ Set RO1/RO2 output**
	1065	+)))
914	914
	1067	+(((
915	915	If payload = 0x030100, it means set RO1 to close and RO2 to open.
	1069	+)))
916	916
	1071	+(((
917	917	01: Close ,  00: Open , 11: No action
	1073	+)))
918	918
919		-(% border="1" style="background-color:#f7faff" %)
920		-|Downlink Code|RO1|RO2
921		-|03  00  11|Open|No Action
922		-|03  01  11|Close|No Action
923		-|03  11  00|No Action|Open
924		-|03  11  01|No Action|Close
925		-|03  00  00|Open|Open
926		-|03  01  01|Close|Close
927		-|03  01  00|Close|Open
928		-|03  00  01|Open|Close
	1075	+(((
	1076	+[[image:image-20220524093724-9.png]]
	1077	+)))
929	929
930	930	Device will upload a packet if downlink code executes successfully.
931	931
932	932
933		-==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
	1082	+==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
934	934
935	935	* AT Command:
936	936
937	937	There is no AT Command to control Relay Output
938	938
939		-
940	940	* Downlink Payload (prefix 0x05):
941	941
942		-0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:
	1090	+(% class="box infomessage" %)
	1091	+(((
	1092	+**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
	1093	+)))
943	943
944	944	This is to control the relay output time of relay. Include four bytes:
945	945
946		-**First Byte:** Type code (0x05)
	1097	+(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
947	947
948		-**Second Byte(aa)**: Inverter Mode
	1099	+(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
949	949
950	950	01: Relays will change back to original state after timeout.
951	951
952	952	00: Relays will change to an inverter state after timeout
953	953
	1105	+(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
954	954
955		-**Third Byte(bb)**: Control Method and Ports status:
	1107	+[[image:image-20220524093831-10.png]]
956	956
957		-(% border="1" style="background-color:#f7faff" %)
958		-|Value|Status
959		-|0x11|RO1 and RO2 to NO
960		-|0x10|RO2 to NO, RO1 to NC
961		-|0x01|RO2 to NC, RO1 to NO
962		-|0x00|RO1 and RO2 to NC.
963		-|0x20|RO1 No Action, RO2 to NC
964		-|0x21|RO1 No Action, RO2 to NO
965		-|0x02|RO1 to NC, RO2 No Action
966		-|0x12|RO1 to NO, RO2 No Action
	1109	+(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
967	967
968		-**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
969		-
970	970	Device will upload a packet if downlink code executes successfully.
971	971
972		-
973		-
974	974	**Example payload:**
975	975
976		-1. 05 01 11 07 D0
	1115	+**~1. 05 01 11 07 D0**
977	977
978	978	Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
979	979
	1119	+**2. 05 01 10 07 D0**
980	980
981		-1. 05 01 10 07 D0
982		-
983	983	Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
984	984
	1123	+**3. 05 00 01 07 D0**
985	985
986		-1. 05 00 01 07 D0
987		-
988	988	Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
989	989
	1127	+**4. 05 00 00 07 D0**
990	990
991		-1. 05 00 00 07 D0
992		-
993	993	Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
994	994
995	995
	1132	+==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
996	996
	1134	+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]]
997	997
998		-
999		-
1000		-==== Counting ~-~- Voltage threshold counting ====
1001		-
1002		-When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
1003		-
1004	1004	* AT Command:
1005	1005
1006		-AT+VOLMAX    ~/~/ See [[MOD4>>path:#MOD4]]
	1138	+(% class="box infomessage" %)
	1139	+(((
	1140	+**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]]**
	1141	+)))
1007	1007
1008		-
1009	1009	* Downlink Payload (prefix 0xA5):
1010	1010
1011		-0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc
	1145	+(% class="box infomessage" %)
	1146	+(((
	1147	+**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
	1148	+)))
1012	1012
1013	1013
1014		-==== Counting ~-~- Pre-configure the Count Number ====
	1151	+==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1015	1015
1016	1016	* AT Command:
1017	1017
1018		-AT+SETCNT=aa,(bb cc dd ee)
	1155	+(% class="box infomessage" %)
	1156	+(((
	1157	+**AT+SETCNT=aa,(bb cc dd ee) **
	1158	+)))
1019	1019
1020	1020	aa: 1: Set count1,
1021	1021
...	...	@@ -1025,115 +1025,121 @@
1025	1025
1026	1026	Bb cc dd ee: number to be set
1027	1027
1028		-
1029	1029	* Downlink Payload (prefix 0xA8):
1030	1030
1031		-0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
	1170	+(% class="box infomessage" %)
	1171	+(((
	1172	+**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
	1173	+)))
1032	1032
1033	1033
	1176	+==== 3.4.2.18 Counting ~-~- Clear Counting ====
1034	1034
1035		-
1036		-
1037		-==== Counting ~-~- Clear Counting ====
1038		-
1039	1039	Clear counting for counting mode
1040	1040
1041	1041	* AT Command:
1042	1042
1043		-AT+CLRCOUNT ~/~/ clear all counting
	1182	+(% class="box infomessage" %)
	1183	+(((
	1184	+**AT+CLRCOUNT ~/~/ clear all counting**
	1185	+)))
1044	1044
1045		-
1046	1046	* Downlink Payload (prefix 0xA6):
1047	1047
1048		-0x A6 01     ~/~/ clear all counting,
	1189	+(% class="box infomessage" %)
	1190	+(((
	1191	+**0x A6 01     ~/~/ clear all counting,**
	1192	+)))
1049	1049
1050	1050
	1195	+==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1051	1051
1052		-
1053		-==== Counting ~-~- Change counting mode save time ====
1054		-
1055	1055	* AT Command:
1056	1056
1057		-AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
	1199	+(% class="box infomessage" %)
	1200	+(((
	1201	+**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
	1202	+)))
1058	1058
1059		-
1060	1060	* Downlink Payload (prefix 0xA7):
1061	1061
1062		-0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,
	1206	+(% class="box infomessage" %)
	1207	+(((
	1208	+**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
	1209	+)))
1063	1063
	1211	+(((
1064	1064	range: aa bb cc:0 to 16777215,  (unit:second)
1065	1065
	1214	+
	1215	+)))
1066	1066
	1217	+== 3.5 Integrate with Mydevice ==
1067	1067
1068		-
1069		-1.
1070		-11. Integrate with Mydevice
1071		-
1072	1072	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:
1073	1073
	1221	+(((
	1222	+**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
	1223	+)))
1074	1074
1075		-Step 1: Be sure that your device is programmed and properly connected to the network at this time.
	1225	+(((
	1226	+**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:
	1227	+)))
1076	1076
1077		-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:
	1229	+[[image:1653356737703-362.png||height="232" width="732"]]
1078	1078
	1231	+[[image:image-20220524094641-11.png||height="390" width="723"]]
1079	1079
1080		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
	1233	+[[image:image-20220524094641-12.png||height="402" width="718"]]
1081	1081
	1235	+**Step 3**: Create an account or log in Mydevices.
1082	1082
1083		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
	1237	+**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1084	1084
1085		-
1086		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
1087		-
1088		-
1089		-
1090		-Step 3: Create an account or log in Mydevices.
1091		-
1092		-Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
1093		-
1094	1094	Search under The things network
1095	1095
1096		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
	1241	+[[image:1653356838789-523.png||height="337" width="740"]]
1097	1097
1098	1098
1099	1099	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1100	1100
1101		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
	1246	+[[image:image-20220524094909-1.png||height="335" width="729"]]
1102	1102
	1248	+[[image:image-20220524094909-2.png||height="337" width="729"]]
1103	1103
1104		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
	1250	+[[image:image-20220524094909-3.png||height="338" width="727"]]
1105	1105
	1252	+[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1106	1106
1107		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
	1254	+[[image:image-20220524094909-5.png||height="341" width="734"]]
1108	1108
1109	1109
1110		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
	1257	+== 3.6 Interface Detail ==
1111	1111
	1259	+=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1112	1112
1113		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1114		-
1115		-
1116		-1.
1117		-11. Interface Detail
1118		-111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1119		-
1120	1120	Support NPN Type sensor
1121	1121
1122		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
	1263	+[[image:1653356991268-289.png]]
1123	1123
1124	1124
	1266	+=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1125	1125
1126		-1.
1127		-11.
1128		-111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1129		-
	1268	+(((
1130	1130	The DI port of LT-22222-L can support NPN or PNP output sensor.
	1270	+)))
1131	1131
	1272	+(((
	1273	+(((
1132	1132	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
	1275	+)))
	1276	+)))
1133	1133
1134		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
	1278	+[[image:1653357170703-587.png]]
1135	1135
	1280	+(((
1136	1136	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
	1282	+)))
1137	1137
1138	1138
1139	1139	**Example1**: Connect to a Low active sensor.
...	...	@@ -1143,11 +1143,11 @@
1143	1143	* Connect sensor’s output to DI1-
1144	1144	* Connect sensor’s VCC to DI1+.
1145	1145
1146		-So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1292	+So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1147	1147
1148		- //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
	1294	+[[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.**
1149	1149
1150		-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.
	1296	+If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1151	1151
1152	1152
1153	1153	**Example2**: Connect to a High active sensor.
...	...	@@ -1159,12 +1159,12 @@
1159	1159
1160	1160	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1161	1161
1162		- //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
	1308	+[[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.**
1163	1163
1164		-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.
	1310	+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.
1165	1165
1166	1166
1167		-**Example3**: Connect to a 220v high active sensor.公司测试一下
	1313	+**Example3**: Connect to a 220v high active sensor.
1168	1168
1169	1169	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
1170	1170
...	...	@@ -1173,34 +1173,26 @@
1173	1173
1174	1174	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1175	1175
1176		- //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
	1322	+ [[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.**
1177	1177
1178		-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.
	1324	+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.
1179	1179
1180	1180
1181		-1.
1182		-11.
1183		-111. Digital Output Port: DO1/DO2 /DO3
	1327	+=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1184	1184
1185	1185	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1186	1186
1187		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	1331	+[[image:1653357531600-905.png]]
1188	1188
1189	1189
	1334	+=== 3.6.4 Analog Input Interface ===
1190	1190
1191		-
1192		-1.
1193		-11.
1194		-111. Analog Input Interface
1195		-
1196	1196	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:
1197	1197
1198		-AC2 = (IN2 voltage )/12
	1338	+**AC2 = (IN2 voltage )/12**
1199	1199
1200		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
	1340	+[[image:1653357592296-182.png]]
1201	1201
1202		-
1203		-
1204	1204	Example to connect a 4~~20mA sensor
1205	1205
1206	1206	We take the wind speed sensor as an example for reference only.
...	...	@@ -1216,423 +1216,634 @@
1216	1216
1217	1217	Connection diagram:
1218	1218
1219		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
	1357	+[[image:1653357640609-758.png]]
1220	1220
1221		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
	1359	+[[image:1653357648330-671.png||height="155" width="733"]]
1222	1222
1223	1223
	1362	+=== 3.6.5 Relay Output ===
1224	1224
1225		-1.
1226		-11.
1227		-111. Relay Output
1228		-
	1364	+(((
1229	1229	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:
	1366	+)))
1230	1230
1231		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
	1368	+[[image:image-20220524100215-9.png]]
1232	1232
	1370	+[[image:image-20220524100215-10.png||height="382" width="723"]]
1233	1233
1234		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1235	1235
	1373	+== 3.7 LEDs Indicators ==
1236	1236
	1375	+[[image:image-20220524100748-11.png]]
1237	1237
1238	1238
	1378	+= 4. Use AT Command =
1239	1239
1240		-1.
1241		-11. LEDs Indicators
	1380	+== 4.1 Access AT Command ==
1242	1242
1243		-(% border="1" style="background-color:#f7faff" %)
1244		-|**LEDs**|**Feature**
1245		-|**PWR**|Always on if there is power
1246		-|**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.
1247		-|**TX**|(((
1248		-Device boot: TX blinks 5 times.
	1382	+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.
1249	1249
1250		-Successful join network: TX ON for 5 seconds.
	1384	+[[image:1653358238933-385.png]]
1251	1251
1252		-Transmit a LoRa packet: TX blinks once
	1386	+(((
	1387	+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:
1253	1253	)))
1254		-|**RX**|RX blinks once when receive a packet.
1255		-|**DO1**|
1256		-|**DO2**|
1257		-|**DO3**|
1258		-|**DI2**|(((
1259		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1260	1260
1261		-For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1262		-)))
1263		-|**DI2**|(((
1264		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
	1390	+[[image:1653358355238-883.png]]
1265	1265
1266		-For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
	1392	+(((
	1393	+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/]]
1267	1267	)))
1268		-|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
1269		-|**DI2**|(((
1270		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1271	1271
1272		-For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
	1396	+(((
	1397	+AT+<CMD>?        : Help on <CMD>
1273	1273	)))
1274		-|**RO1**|
1275		-|**RO2**|
1276	1276
1277		-1. Use AT Command
1278		-11. Access AT Command
1279		-
1280		-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.
1281		-
1282		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1283		-
1284		-
1285		-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:
1286		-
1287		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1288		-
1289		-
1290		-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/]]
1291		-
1292		-AT+<CMD>?        : Help on <CMD>
1293		-
	1400	+(((
1294	1294	AT+<CMD>         : Run <CMD>
	1402	+)))
1295	1295
	1404	+(((
1296	1296	AT+<CMD>=<value> : Set the value
	1406	+)))
1297	1297
	1408	+(((
1298	1298	AT+<CMD>=?       : Get the value
	1410	+)))
1299	1299
	1412	+(((
1300	1300	ATZ: Trig a reset of the MCU
	1414	+)))
1301	1301
	1416	+(((
1302	1302	AT+FDR: Reset Parameters to Factory Default, Keys Reserve
	1418	+)))
1303	1303
	1420	+(((
1304	1304	AT+DEUI: Get or Set the Device EUI
	1422	+)))
1305	1305
	1424	+(((
1306	1306	AT+DADDR: Get or Set the Device Address
	1426	+)))
1307	1307
	1428	+(((
1308	1308	AT+APPKEY: Get or Set the Application Key
	1430	+)))
1309	1309
	1432	+(((
1310	1310	AT+NWKSKEY: Get or Set the Network Session Key
	1434	+)))
1311	1311
	1436	+(((
1312	1312	AT+APPSKEY: Get or Set the Application Session Key
	1438	+)))
1313	1313
	1440	+(((
1314	1314	AT+APPEUI: Get or Set the Application EUI
	1442	+)))
1315	1315
	1444	+(((
1316	1316	AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
	1446	+)))
1317	1317
	1448	+(((
1318	1318	AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
	1450	+)))
1319	1319
	1452	+(((
1320	1320	AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
	1454	+)))
1321	1321
	1456	+(((
1322	1322	AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
	1458	+)))
1323	1323
	1460	+(((
1324	1324	AT+PNM: Get or Set the public network mode. (0: off, 1: on)
	1462	+)))
1325	1325
	1464	+(((
1326	1326	AT+RX2FQ: Get or Set the Rx2 window frequency
	1466	+)))
1327	1327
	1468	+(((
1328	1328	AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
	1470	+)))
1329	1329
	1472	+(((
1330	1330	AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
	1474	+)))
1331	1331
	1476	+(((
1332	1332	AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
	1478	+)))
1333	1333
	1480	+(((
1334	1334	AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
	1482	+)))
1335	1335
	1484	+(((
1336	1336	AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
	1486	+)))
1337	1337
	1488	+(((
1338	1338	AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
	1490	+)))
1339	1339
	1492	+(((
1340	1340	AT+NWKID: Get or Set the Network ID
	1494	+)))
1341	1341
	1496	+(((
1342	1342	AT+FCU: Get or Set the Frame Counter Uplink
	1498	+)))
1343	1343
	1500	+(((
1344	1344	AT+FCD: Get or Set the Frame Counter Downlink
	1502	+)))
1345	1345
	1504	+(((
1346	1346	AT+CLASS: Get or Set the Device Class
	1506	+)))
1347	1347
	1508	+(((
1348	1348	AT+JOIN: Join network
	1510	+)))
1349	1349
	1512	+(((
1350	1350	AT+NJS: Get OTAA Join Status
	1514	+)))
1351	1351
	1516	+(((
1352	1352	AT+SENDB: Send hexadecimal data along with the application port
	1518	+)))
1353	1353
	1520	+(((
1354	1354	AT+SEND: Send text data along with the application port
	1522	+)))
1355	1355
	1524	+(((
1356	1356	AT+RECVB: Print last received data in binary format (with hexadecimal values)
	1526	+)))
1357	1357
	1528	+(((
1358	1358	AT+RECV: Print last received data in raw format
	1530	+)))
1359	1359
	1532	+(((
1360	1360	AT+VER: Get current image version and Frequency Band
	1534	+)))
1361	1361
	1536	+(((
1362	1362	AT+CFM: Get or Set the confirmation mode (0-1)
	1538	+)))
1363	1363
	1540	+(((
1364	1364	AT+CFS: Get confirmation status of the last AT+SEND (0-1)
	1542	+)))
1365	1365
	1544	+(((
1366	1366	AT+SNR: Get the SNR of the last received packet
	1546	+)))
1367	1367
	1548	+(((
1368	1368	AT+RSSI: Get the RSSI of the last received packet
	1550	+)))
1369	1369
	1552	+(((
1370	1370	AT+TDC: Get or set the application data transmission interval in ms
	1554	+)))
1371	1371
	1556	+(((
1372	1372	AT+PORT: Get or set the application port
	1558	+)))
1373	1373
	1560	+(((
1374	1374	AT+DISAT: Disable AT commands
	1562	+)))
1375	1375
	1564	+(((
1376	1376	AT+PWORD: Set password, max 9 digits
	1566	+)))
1377	1377
	1568	+(((
1378	1378	AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
	1570	+)))
1379	1379
	1572	+(((
1380	1380	AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
	1574	+)))
1381	1381
	1576	+(((
1382	1382	AT+CFG: Print all settings
1383	1383
	1579	+
	1580	+)))
1384	1384
	1582	+== 4.2 Common AT Command Sequence ==
1385	1385
1386		-1.
1387		-11. Common AT Command Sequence
1388		-111. Multi-channel ABP mode (Use with SX1301/LG308)
	1584	+=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1389	1389
	1586	+(((
1390	1390	If device has not joined network yet:
	1588	+)))
1391	1391
1392		-123456
	1590	+(((
	1591	+(% style="background-color:#dcdcdc" %)123456
	1592	+)))
1393	1393
1394		-AT+FDR
	1594	+(((
	1595	+(% style="background-color:#dcdcdc" %)AT+FDR
	1596	+)))
1395	1395
1396		-123456
	1598	+(((
	1599	+(% style="background-color:#dcdcdc" %)123456
	1600	+)))
1397	1397
1398		-AT+NJM=0
	1602	+(((
	1603	+(% style="background-color:#dcdcdc" %)AT+NJM=0
	1604	+)))
1399	1399
1400		-ATZ
	1606	+(((
	1607	+(% style="background-color:#dcdcdc" %)ATZ
	1608	+)))
1401	1401
1402	1402
	1611	+(((
1403	1403	If device already joined network:
	1613	+)))
1404	1404
1405		-AT+NJM=0
	1615	+(((
	1616	+(% style="background-color:#dcdcdc" %)AT+NJM=0
	1617	+)))
1406	1406
1407		-ATZ
	1619	+(((
	1620	+(% style="background-color:#dcdcdc" %)ATZ
1408	1408
1409		-1.
1410		-11.
1411		-111. Single-channel ABP mode (Use with LG01/LG02)
	1622	+
	1623	+)))
1412	1412
1413		-123456   Enter Password to have AT access.
	1625	+=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1414	1414
1415		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
	1627	+(((
	1628	+(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1629	+)))
1416	1416
1417		-123456   Enter Password to have AT access.
	1631	+(((
	1632	+(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
	1633	+)))
1418	1418
1419		-AT+CLASS=C Set to work in CLASS C
	1635	+(((
	1636	+(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1637	+)))
1420	1420
1421		-AT+NJM=0 Set to ABP mode
	1639	+(((
	1640	+(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
	1641	+)))
1422	1422
1423		-AT+ADR=0 Set the Adaptive Data Rate Off
	1643	+(((
	1644	+(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
	1645	+)))
1424	1424
1425		-AT+DR=5  Set Data Rate
	1647	+(((
	1648	+(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
	1649	+)))
1426	1426
1427		-AT+TDC=60000  Set transmit interval to 60 seconds
	1651	+(((
	1652	+(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
	1653	+)))
1428	1428
1429		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1655	+(((
	1656	+(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
	1657	+)))
1430	1430
1431		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1659	+(((
	1660	+(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
	1661	+)))
1432	1432
1433		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
	1663	+(((
	1664	+(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1665	+)))
1434	1434
1435		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1667	+(((
	1668	+(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
	1669	+)))
1436	1436
1437		-ATZ          Reset MCU
	1671	+(((
	1672	+(% 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.
	1673	+)))
1438	1438
1439		-**Note:**
	1675	+(((
	1676	+(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1677	+)))
1440	1440
1441		-1. Make sure the device is set to ABP mode in the IoT Server.
1442		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1443		-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.
1444		-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
	1679	+(((
	1680	+(% style="color:red" %)**Note:**
	1681	+)))
1445	1445
1446		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
	1683	+(((
	1684	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1685	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1686	+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.
	1687	+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
	1688	+)))
1447	1447
	1690	+(((
	1691	+[[image:1653359097980-169.png||height="188" width="729"]]
	1692	+)))
1448	1448
1449		-1.
1450		-11.
1451		-111. Change to Class A
	1694	+(((
	1695	+
	1696	+)))
1452	1452
1453		-If sensor JOINED
	1698	+=== 4.2.3 Change to Class A ===
1454	1454
1455		-AT+CLASS=A
1456		-
	1700	+If sensor JOINED
	1701	+(% style="background-color:#dcdcdc" %)AT+CLASS=A
1457	1457	ATZ
1458	1458
1459	1459
	1705	+= 5. FAQ =
1460	1460
	1707	+== 5.1 How to upgrade the image? ==
1461	1461
1462		-
1463		-1. FAQ
1464		-
1465		-1.
1466		-11. How to upgrade the image?
1467		-
1468	1468	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1469	1469
1470	1470	* Support new features
1471	1471	* For bug fix
1472	1472	* Change LoRaWAN bands.
1473		-
1474	1474	Below shows the hardware connection for how to upload an image to the LT:
	1715	+* [[image:1653359603330-121.png]]
1475	1475
1476		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1477		-
1478		-
	1717	+(((
1479	1479	**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]].
1480		-
1481	1481	**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1482		-
1483	1483	**Step3: **Open flashloader; choose the correct COM port to update.
1484		-
1485		-**For LT-33222-L**:
1486		-
1487		-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.
1488		-
1489	1489	**For LT-22222-L**:
1490		-
1491	1491	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.
1492		-
1493		-
1494		-
1495		-|(((
1496		-Board detected
1497	1497	)))
1498	1498
1499		-|(((
1500		-
1501		-)))
	1725	+ [[image:image-20220524103407-12.png]]
1502	1502
1503		-[[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]]
	1727	+[[image:image-20220524103429-13.png]]
1504	1504
	1729	+[[image:image-20220524104033-15.png]]
1505	1505
	1731	+(% 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:
1506	1506
1507		-[[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]]
	1733	+[[image:1653360054704-518.png||height="186" width="745"]]
1508	1508
1509	1509
1510		-[[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]]
	1736	+(((
	1737	+(((
	1738	+== 5.2 How to change the LoRa Frequency Bands/Region? ==
	1739	+)))
	1740	+)))
1511	1511
	1742	+(((
	1743	+User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1512	1512
1513		-**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
	1745	+
	1746	+)))
1514	1514
1515		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
	1748	+(((
	1749	+== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
	1750	+)))
1516	1516
1517		-
1518		-1.
1519		-11. How to change the LoRa Frequency Bands/Region?
1520		-
1521		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1522		-
1523		-
1524		-1.
1525		-11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1526		-
	1752	+(((
	1753	+(((
1527	1527	In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
	1755	+)))
	1756	+)))
1528	1528
	1758	+(((
	1759	+(((
1529	1529	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
	1761	+)))
	1762	+)))
1530	1530
	1764	+(((
	1765	+(% 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.
	1766	+)))
1531	1531
1532		-**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.
	1768	+(((
	1769	+[[image:1653360231087-571.png||height="401" width="727"]]
	1770	+)))
1533	1533
1534		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
	1772	+(((
	1773	+(% 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.
	1774	+)))
1535	1535
1536		-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.
	1776	+(((
	1777	+(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
	1778	+)))
1537	1537
	1780	+(((
	1781	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	1782	+(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
	1783	+(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
	1784	+(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
	1785	+(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
	1786	+(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
	1787	+(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
	1788	+(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
	1789	+(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
	1790	+(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
	1791	+)))
1538	1538
1539		-**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
	1793	+(((
	1794	+As shown in below:
	1795	+)))
1540	1540
1541		-123456   Enter Password to have AT access.
	1797	+[[image:1653360498588-932.png||height="485" width="726"]]
1542	1542
1543		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1544	1544
1545		-123456   Enter Password to have AT access.
	1800	+== 5.4 Can I see counting event in Serial? ==
1546	1546
1547		-AT+NJM=0 Set to ABP mode
	1802	+(((
	1803	+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.
1548	1548
1549		-AT+ADR=0 Set the Adaptive Data Rate Off
	1805	+
	1806	+)))
1550	1550
1551		-AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
	1808	+(((
	1809	+= 6. Trouble Shooting =
	1810	+)))
1552	1552
1553		-AT+TDC=60000  Set transmit interval to 60 seconds
	1812	+(((
	1813	+(((
	1814	+== 6.1 Downlink doesn’t work, how to solve it? ==
	1815	+)))
	1816	+)))
1554	1554
1555		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1818	+(((
	1819	+Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1556	1556
1557		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
	1821	+
	1822	+)))
1558	1558
1559		-ATZ                Reset MCU
	1824	+(((
	1825	+== 6.2 Have trouble to upload image. ==
	1826	+)))
1560	1560
1561		-As shown in below:
	1828	+(((
	1829	+See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
	1830	+)))
1562	1562
1563		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
	1832	+(((
	1833	+
	1834	+)))
1564	1564
	1836	+(((
	1837	+== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
	1838	+)))
1565	1565
	1840	+(((
	1841	+It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
	1842	+)))
1566	1566
1567		-1.
1568		-11. Can I see counting event in Serial?
	1844	+(((
	1845	+
	1846	+)))
1569	1569
1570		-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.
	1848	+(((
	1849	+= 7. Order Info =
	1850	+)))
1571	1571
	1852	+(((
	1853	+(((
	1854	+(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
	1855	+)))
	1856	+)))
1572	1572
	1858	+(((
	1859	+(((
	1860	+(% style="color:#4f81bd" %)**XXX:**
	1861	+)))
	1862	+)))
1573	1573
	1864	+(((
	1865	+* (((
	1866	+(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
	1867	+)))
	1868	+)))
1574	1574
1575		-1. Trouble Shooting
1576		-11. Downlink doesn’t work, how to solve it?
	1870	+(((
	1871	+* (((
	1872	+(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
	1873	+)))
	1874	+)))
1577	1577
1578		-Please see this link for how to debug:
	1876	+(((
	1877	+* (((
	1878	+(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
	1879	+)))
	1880	+)))
1579	1579
1580		-[[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]]
	1882	+(((
	1883	+* (((
	1884	+(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
	1885	+)))
	1886	+)))
1581	1581
	1888	+(((
	1889	+* (((
	1890	+(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
	1891	+)))
	1892	+)))
1582	1582
1583		-1.
1584		-11. Have trouble to upload image.
	1894	+(((
	1895	+* (((
	1896	+(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
	1897	+)))
	1898	+)))
1585	1585
1586		-See this link for trouble shooting:
	1900	+(((
	1901	+* (((
	1902	+(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
	1903	+)))
	1904	+)))
1587	1587
1588		-[[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]]
	1906	+(((
	1907	+* (((
	1908	+(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
	1909	+)))
	1910	+)))
1589	1589
	1912	+(((
	1913	+* (((
	1914	+(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1590	1590
1591		-1.
1592		-11. Why I can’t join TTN in US915 /AU915 bands?
	1916	+
	1917	+)))
1593	1593
1594		-It might be about the channels mapping. Please see this link for detail:
	1919	+= 8. Packing Info =
	1920	+)))
1595	1595
1596		-[[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]]
1597		-
1598		-
1599		-
1600		-
1601		-1. Order Info
1602		-
1603		-**For LT-33222-L-XXX or LT-22222-L-XXX:**
1604		-
1605		-**XXX:**
1606		-
1607		-* **EU433**: LT with frequency bands EU433
1608		-* **EU868**: LT with frequency bands EU868
1609		-* **KR920**: LT with frequency bands KR920
1610		-* **CN470**: LT with frequency bands CN470
1611		-* **AS923**: LT with frequency bands AS923
1612		-* **AU915**: LT with frequency bands AU915
1613		-* **US915**: LT with frequency bands US915
1614		-* **IN865**: LT with frequency bands IN865
1615		-* **CN779**: LT with frequency bands CN779
1616		-
1617		-1. Packing Info
1618		-
	1922	+(((
	1923	+(((
1619	1619	**Package Includes**:
	1925	+)))
	1926	+)))
1620	1620
1621		-* LT I/O Controller x 1
	1928	+(((
	1929	+(((
	1930	+* LT-22222-L I/O Controller x 1
1622	1622	* Stick Antenna for LoRa RF part x 1
1623	1623	* Bracket for controller x1
1624	1624	* Program cable x 1
	1934	+)))
	1935	+)))
1625	1625
	1937	+(((
	1938	+(((
1626	1626	**Dimension and weight**:
	1940	+)))
	1941	+)))
1627	1627
	1943	+(((
	1944	+(((
1628	1628	* Device Size: 13.5 x 7 x 3 cm
1629	1629	* Device Weight: 105g
1630	1630	* Package Size / pcs : 14.5 x 8 x 5 cm
1631	1631	* Weight / pcs : 170g
1632	1632
1633		-1. Support
	1950	+
	1951	+)))
	1952	+)))
1634	1634
1635		-* 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.
1636		-* 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
	1954	+(((
	1955	+= 9. Support =
	1956	+)))
1637	1637
1638		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1958	+* (((
	1959	+(((
	1960	+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.
	1961	+)))
	1962	+)))
	1963	+* (((
	1964	+(((
	1965	+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
	1966	+)))
	1967	+)))
	1968	+
	1969	+(((
	1970	+(((
	1971	+ [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1972	+
	1973	+
	1974	+)))
	1975	+
	1976	+(((
	1977	+= 10. Reference​​​​​ =
	1978	+
	1979	+* Product Page:
	1980	+
	1981	+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]]
	1982	+
	1983	+* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
	1984	+* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
	1985	+* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
	1986	+)))
	1987	+)))

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