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

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Title

...	...	@@ -1,1 +1,1 @@
1		-LT-22222-L -- LoRa IO Controller User Manual
	1	+LT-22222-L LoRa IO Controller User Manual

Author

...	...	@@ -1,1 +1,1 @@
1		-XWiki.Edwin
	1	+XWiki.Bei

Content

...	...	@@ -3,10 +3,6 @@
3	3
4	4
5	5
6		-
7		-
8		-
9		-
10	10	**Table of Contents:**
11	11
12	12	{{toc/}}
...	...	@@ -19,18 +19,17 @@
19	19
20	20	= 1.Introduction =
21	21
	18	+
22	22	== 1.1 What is LT Series I/O Controller ==
23	23
24	24	(((
25	25
26	26
27		-(((
28	28	The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
29	29	)))
30		-)))
31	31
32	32	(((
33		-The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
	28	+The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
34	34	)))
35	35
36	36	(((
...	...	@@ -57,31 +57,65 @@
57	57
58	58	)))
59	59
60		-== 1.2 Specifications ==
61	61
	56	+== 1.2  Specifications ==
	57	+
	58	+(((
	59	+
	60	+
62	62	(% style="color:#037691" %)**Hardware System:**
	62	+)))
63	63
64		-* STM32L072xxxx MCU
65		-* SX1276/78 Wireless Chip
66		-* Power Consumption:
	64	+* (((
	65	+STM32L072CZT6 MCU
	66	+)))
	67	+* (((
	68	+SX1276/78 Wireless Chip
	69	+)))
	70	+* (((
	71	+(((
	72	+Power Consumption:
	73	+)))
67	67
68		-* Idle: 4mA@12v
69		-* 20dB Transmit: [[34mA@12v>>mailto:34mA@12v]]
	75	+* (((
	76	+Idle: 4mA@12v
	77	+)))
	78	+* (((
	79	+20dB Transmit: 34mA@12v
	80	+)))
	81	+)))
70	70
	83	+(((
	84	+
71	71
72	72	(% style="color:#037691" %)**Interface for Model: LT22222-L:**
	87	+)))
73	73
74		-* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
75		-* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
76		-* 2 x Relay Output (5A@250VAC / 30VDC)
77		-* 2 x 0~~20mA Analog Input (res:0.01mA)
78		-* 2 x 0~~30V Analog Input (res:0.01v)
79		-* Power Input 7~~ 24V DC.
	89	+* (((
	90	+2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
	91	+)))
	92	+* (((
	93	+2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
	94	+)))
	95	+* (((
	96	+2 x Relay Output (5A@250VAC / 30VDC)
	97	+)))
	98	+* (((
	99	+2 x 0~~20mA Analog Input (res:0.01mA)
	100	+)))
	101	+* (((
	102	+2 x 0~~30V Analog Input (res:0.01v)
	103	+)))
	104	+* (((
	105	+Power Input 7~~ 24V DC.
	106	+)))
80	80
	108	+(((
	109	+
81	81
82	82	(% style="color:#037691" %)**LoRa Spec:**
	112	+)))
83	83
84		-
85	85	* (((
86	86	(((
87	87	Frequency Range:
...	...	@@ -140,6 +140,7 @@
140	140	Packet engine up to 256 bytes with CRC.
141	141
142	142
	172	+
143	143
144	144	)))
145	145
...	...	@@ -147,43 +147,33 @@
147	147
148	148
149	149	* LoRaWAN Class A & Class C protocol
150		-
151	151	* Optional Customized LoRa Protocol
152		-
153	153	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
154		-
155	155	* AT Commands to change parameters
156		-
157	157	* Remote configure parameters via LoRa Downlink
158		-
159	159	* Firmware upgradable via program port
160		-
161	161	* Counting
162	162
163		-== 1.4 Applications ==
164	164
165	165
166		-* Smart Buildings & Home Automation
	189	+== 1.4  Applications ==
167	167
168		-* Logistics and Supply Chain Management
169	169
	192	+* Smart Buildings & Home Automation
	193	+* Logistics and Supply Chain Management
170	170	* Smart Metering
171		-
172	172	* Smart Agriculture
173		-
174	174	* Smart Cities
175		-
176	176	* Smart Factory
177	177
	199	+
	200	+
178	178	== 1.5 Hardware Variants ==
179	179
180	180
181		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
182		-|(% style="background-color:#4f81bd; color:white; width:103px" %)**Model**|(% style="background-color:#4f81bd; color:white; width:131px" %)**Photo**|(% style="background-color:#4f81bd; color:white; width:266px" %)**Description**
183		-|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
184		-(% style="text-align:center" %)
185		-[[image:image-20230424115112-1.png||height="106" width="58"]]
186		-)))|(% style="width:334px" %)(((
	204	+(% border="1" style="background-color:#f7faff; width:500px" %)
	205	+|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
	206	+|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
187	187	* 2 x Digital Input (Bi-direction)
188	188	* 2 x Digital Output
189	189	* 2 x Relay Output (5A@250VAC / 30VDC)
...	...	@@ -192,12 +192,12 @@
192	192	* 1 x Counting Port
193	193	)))
194	194
	215	+
	216	+
195	195	= 2. Power ON Device =
196	196
197	197
198		-(((
199	199	The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
200		-)))
201	201
202	202	(((
203	203	PWR will on when device is properly powered.
...	...	@@ -208,8 +208,10 @@
208	208	[[image:1653297104069-180.png]]
209	209
210	210
	231	+
211	211	= 3. Operation Mode =
212	212
	234	+
213	213	== 3.1 How it works? ==
214	214
215	215
...	...	@@ -222,6 +222,7 @@
222	222	)))
223	223
224	224
	247	+
225	225	== 3.2 Example to join LoRaWAN network ==
226	226
227	227
...	...	@@ -248,30 +248,30 @@
248	248	Each LT is shipped with a sticker with the default device EUI as below:
249	249	)))
250	250
251		-[[image:image-20230425173427-2.png||height="246" width="530"]]
	274	+[[image:1653297924498-393.png]]
252	252
253	253
254	254	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
255	255
256		-**Add APP EUI in the application.**
	279	+Add APP EUI in the application.
257	257
258	258	[[image:1653297955910-247.png||height="321" width="716"]]
259	259
260	260
261		-**Add APP KEY and DEV EUI**
	284	+Add APP KEY and DEV EUI
262	262
263	263	[[image:1653298023685-319.png]]
264	264
265	265
	289	+
266	266	(((
267	267	(% style="color:blue" %)**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.
268		-
269		-
270	270	)))
271	271
272	272	[[image:1653298044601-602.png||height="405" width="709"]]
273	273
274	274
	297	+
275	275	== 3.3 Uplink Payload ==
276	276
277	277
...	...	@@ -278,50 +278,34 @@
278	278	There are five working modes + one interrupt mode on LT for different type application:
279	279
280	280	* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
281		-
282	282	* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
283		-
284	284	* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
285		-
286	286	* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
287		-
288	288	* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
289		-
290	290	* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
291	291
	310	+
	311	+
292	292	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
293	293
294	294
295		-(((
296		-The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
	315	+The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
297	297
298		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
299		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
300		-|Value|(((
301		-AVI1 voltage
302		-)))|(((
303		-AVI2 voltage
304		-)))|(((
305		-ACI1 Current
306		-)))|(((
307		-ACI2 Current
308		-)))|DIDORO*|(((
309		-Reserve
310		-)))|MOD
311		-)))
	317	+[[image:image-20220523174024-3.png]]
312	312
313	313	(((
314		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	320	+
315	315
316		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
317		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
318		-|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
	322	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
319	319	)))
320	320
321		-* RO is for relay. ROx=1 : close, ROx=0 always open.
	325	+[[image:image-20220523174254-4.png]]
	326	+
	327	+* RO is for relay. ROx=1 : close，ROx=0 always open.
322	322	* DI is for digital input. DIx=1: high or float, DIx=0: low.
323	323	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
324	324
	331	+
325	325	(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
326	326
327	327	For example if payload is: [[image:image-20220523175847-2.png]]
...	...	@@ -329,7 +329,7 @@
329	329
330	330	**The value for the interface is:  **
331	331
332		-AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V
	339	+AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
333	333
334	334	AVI2 channel voltage is 0x04AC/1000=1.196V
335	335
...	...	@@ -342,6 +342,7 @@
342	342	* [1] RO1 relay channel is close and the RO1 LED is ON.
343	343	* [0] RO2 relay channel is open and RO2 LED is OFF;
344	344
	352	+
345	345	**LT22222-L:**
346	346
347	347	* [1] DI2 channel is high input and DI2 LED is ON;
...	...	@@ -357,49 +357,44 @@
357	357	** DO1 is high in case there is load between DO1 and V+.
358	358	** DO1 LED is off in both case
359	359
	368	+
	369	+
	370	+
360	360	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
361	361
362	362
363		-(((
364	364	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
365		-)))
366	366
367	367	(((
368	368	Total : 11 bytes payload
369		-
370		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
371		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
372		-|Value|COUNT1|COUNT2 |DIDORO*|(((
373		-Reserve
374		-)))|MOD
375	375	)))
376	376
377		-(((
378		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
	380	+[[image:image-20220523180452-3.png]]
379	379
380		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
381		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
382		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
383	383
384		-RO is for relay. ROx=1 : close , ROx=0 always open.
	383	+(((
	384	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
385	385	)))
386	386
	387	+[[image:image-20220523180506-4.png]]
	388	+
	389	+* RO is for relay. ROx=1 : close，ROx=0 always open.
387	387	* FIRST: Indicate this is the first packet after join network.
388	388	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
389	389
390	390	(((
391	391	(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
392		-
393		-
394	394	)))
395	395
396	396	(((
	398	+
	399	+
397	397	**To use counting mode, please run:**
398	398	)))
399	399
400		-(((
401	401	(% class="box infomessage" %)
402	402	(((
	405	+(((
403	403	**AT+MOD=2**
404	404
405	405	**ATZ**
...	...	@@ -410,11 +410,14 @@
410	410
411	411
412	412	(% style="color:#4f81bd" %)**AT Commands for counting:**
	416	+
	417	+
413	413	)))
414	414
415	415	(((
416	416	**For LT22222-L:**
417	417
	423	+
418	418	(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
419	419
420	420	(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
...	...	@@ -429,28 +429,23 @@
429	429	)))
430	430
431	431
	438	+
432	432	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
433	433
434	434
435	435	**LT22222-L**: This mode the DI1 is used as a counting pin.
436	436
437		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
438		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
439		-|Value|COUNT1|(((
440		-ACI1 Current
441		-)))|(((
442		-ACI2 Current
443		-)))|DIDORO*|Reserve|MOD
	444	+[[image:image-20220523181246-5.png]]
444	444
445	445	(((
446		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	447	+
447	447
448		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
449		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
450		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	449	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
451	451	)))
452	452
453		-* RO is for relay. ROx=1 : close, ROx=0 always open.
	452	+[[image:image-20220523181301-6.png]]
	453	+
	454	+* RO is for relay. ROx=1 : close，ROx=0 always open.
454	454	* FIRST: Indicate this is the first packet after join network.
455	455	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
456	456
...	...	@@ -463,9 +463,9 @@
463	463	**To use counting mode, please run:**
464	464	)))
465	465
466		-(((
467	467	(% class="box infomessage" %)
468	468	(((
	469	+(((
469	469	**AT+MOD=3**
470	470
471	471	**ATZ**
...	...	@@ -477,48 +477,40 @@
477	477	)))
478	478
479	479
	481	+
480	480	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
481	481
482	482
483		-(((
484	484	**LT22222-L**: This mode the DI1 is used as a counting pin.
485		-)))
486	486
487		-(((
488	488	The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
489	489
490		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
491		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
492		-|Value|COUNT1|AVI1 Counting|DIDORO*|(((
493		-Reserve
494		-)))|MOD
495		-)))
	489	+[[image:image-20220523181903-8.png]]
496	496
	491	+
497	497	(((
498	498	(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
499		-
500		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
501		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
502		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
503	503	)))
504	504
505		-* RO is for relay. ROx=1 : close, ROx=0 always open.
	496	+[[image:image-20220523181727-7.png]]
	497	+
	498	+* RO is for relay. ROx=1 : close，ROx=0 always open.
506	506	* FIRST: Indicate this is the first packet after join network.
507	507	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
508	508
509	509	(((
510	510	(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
511		-
512		-
513	513	)))
514	514
515	515	(((
	507	+
	508	+
516	516	**To use this mode, please run:**
517	517	)))
518	518
519		-(((
520	520	(% class="box infomessage" %)
521	521	(((
	514	+(((
522	522	**AT+MOD=4**
523	523
524	524	**ATZ**
...	...	@@ -525,13 +525,18 @@
525	525	)))
526	526	)))
527	527
	521	+
	522	+
528	528	(((
529	529	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
530	530	)))
531	531
532	532	(((
	528	+
	529	+
533	533	**Plus below command for AVI1 Counting:**
534	534
	532	+
535	535	(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
536	536
537	537	(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
...	...	@@ -542,32 +542,21 @@
542	542	)))
543	543
544	544
	543	+
545	545	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
546	546
547	547
548	548	**LT22222-L**: This mode the DI1 is used as a counting pin.
549	549
550		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
551		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
552		-|Value|(((
553		-AVI1 voltage
554		-)))|(((
555		-AVI2 voltage
556		-)))|(((
557		-ACI1 Current
558		-)))|COUNT1|DIDORO*|(((
559		-Reserve
560		-)))|MOD
	549	+[[image:image-20220523182334-9.png]]
561	561
562	562	(((
563		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	552	+
564	564
565		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
566		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
567		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	554	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
568	568	)))
569	569
570		-* RO is for relay. ROx=1 : close, ROx=0 always open.
	557	+* RO is for relay. ROx=1 : close，ROx=0 always open.
571	571	* FIRST: Indicate this is the first packet after join network.
572	572	* (((
573	573	DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
...	...	@@ -578,12 +578,14 @@
578	578	)))
579	579
580	580	(((
	568	+
	569	+
581	581	**To use this mode, please run:**
582	582	)))
583	583
584		-(((
585	585	(% class="box infomessage" %)
586	586	(((
	575	+(((
587	587	**AT+MOD=5**
588	588
589	589	**ATZ**
...	...	@@ -595,6 +595,7 @@
595	595	)))
596	596
597	597
	587	+
598	598	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
599	599
600	600
...	...	@@ -605,11 +605,14 @@
605	605	* **AT+MOD=1 ** **~-~->**  The normal working mode
606	606	* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
607	607
	598	+
608	608	LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
609	609
610	610	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
611	611	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.**
612	612
	604	+
	605	+
613	613	(% style="color:#037691" %)**AT Command to set Trigger Condition**:
614	614
615	615
...	...	@@ -649,6 +649,7 @@
649	649	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
650	650
651	651
	645	+
652	652	(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
653	653
654	654	Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
...	...	@@ -683,84 +683,42 @@
683	683
684	684	MOD6 Payload : total 11 bytes payload
685	685
686		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
687		-|(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:49px" %)**6**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:50px" %)**1**
688		-|Value|(((
689		-TRI_A FLAG
690		-)))|(((
691		-TRI_A Status
692		-)))|(((
693		-TRI_DI FLAG+STA
694		-)))|Reserve|Enable/Disable MOD6|(((
695		-MOD(6)
696		-)))
	680	+[[image:image-20220524085923-1.png]]
697	697
	682	+
698	698	(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
699	699
700		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
701		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
702		-|(((
703		-AV1_LOW
704		-)))|(((
705		-AV1_HIGH
706		-)))|(((
707		-AV2_LOW
708		-)))|(((
709		-AV2_HIGH
710		-)))|(((
711		-AC1_LOW
712		-)))|(((
713		-AC1_HIGH
714		-)))|(((
715		-AC2_LOW
716		-)))|(((
717		-AC2_HIGH
718		-)))
	685	+[[image:image-20220524090106-2.png]]
719	719
720	720	* Each bits shows if the corresponding trigger has been configured.
721	721
	689	+
722	722	**Example:**
723	723
724	724	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
725	725
726	726
	695	+
727	727	(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
728	728
729		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
730		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
731		-|(((
732		-AV1_LOW
733		-)))|(((
734		-AV1_HIGH
735		-)))|(((
736		-AV2_LOW
737		-)))|(((
738		-AV2_HIGH
739		-)))|(((
740		-AC1_LOW
741		-)))|(((
742		-AC1_HIGH
743		-)))|(((
744		-AC2_LOW
745		-)))|(((
746		-AC2_HIGH
747		-)))
	698	+[[image:image-20220524090249-3.png]]
748	748
749	749	* Each bits shows which status has been trigger on this uplink.
750	750
	702	+
751	751	**Example:**
752	752
753	753	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
754	754
755	755
	708	+
756	756	(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
757	757
758		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
759		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
760		-|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
	711	+[[image:image-20220524090456-4.png]]
761	761
762	762	* Each bits shows which status has been trigger on this uplink.
763	763
	715	+
764	764	**Example:**
765	765
766	766	00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
...	...	@@ -768,6 +768,7 @@
768	768	00000101: Means both DI1 and DI2 trigger are enabled.
769	769
770	770
	723	+
771	771	(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
772	772
773	773	Downlink command to poll MOD6 status:
...	...	@@ -777,42 +777,43 @@
777	777	When device got this command, it will send the MOD6 payload.
778	778
779	779
	733	+
	734	+
780	780	=== 3.3.7 Payload Decoder ===
781	781
782	782	(((
783	783
784	784
785		-**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
	740	+**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
786	786	)))
787	787
788	788
	744	+
789	789	== 3.4 ​Configure LT via AT or Downlink ==
790	790
791	791
792		-(((
793	793	User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
794		-)))
795	795
796	796	(((
797		-(((
798	798	There are two kinds of Commands:
799	799	)))
800		-)))
801	801
802		-* (% style="color:blue" %)**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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
	754	+* (% 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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
803	803
804		-* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
	756	+* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
805	805
	758	+
	759	+
806	806	=== 3.4.1 Common Commands ===
807	807
808	808
809		-(((
810	810	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]]
811		-)))
812	812
813	813
	766	+
814	814	=== 3.4.2 Sensor related commands ===
815	815
	769	+
816	816	==== 3.4.2.1 Set Transmit Interval ====
817	817
818	818
...	...	@@ -820,7 +820,7 @@
820	820
821	821	* (% style="color:#037691" %)**AT Command:**
822	822
823		-(% style="color:blue" %)**AT+TDC=N **
	777	+**AT+TDC=N **
824	824
825	825
826	826	**Example: **AT+TDC=30000. Means set interval to 30 seconds
...	...	@@ -828,170 +828,216 @@
828	828
829	829	* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
830	830
831		-(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
	785	+**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
832	832
833	833
834	834
	789	+
835	835	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
836	836
837	837
838	838	Set work mode.
839	839
840		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
	795	+* (% style="color:#037691" %)**AT Command:**
841	841
	797	+**AT+MOD=N  **
	798	+
	799	+
842	842	**Example**: AT+MOD=2. Set work mode to Double DI counting mode
843	843
	802	+
844	844	* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
845	845
846		-(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
	805	+**0x0A aa    ** ~/~/ Same as AT+MOD=aa
847	847
848	848
849	849
	809	+
850	850	==== 3.4.2.3 Poll an uplink ====
851	851
852	852
853		-* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
	813	+* (% style="color:#037691" %)**AT Command:**
854	854
	815	+There is no AT Command to poll uplink
	816	+
	817	+
855	855	* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
856	856
857		-(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
	820	+**0x08 FF     **~/~/ Poll an uplink
858	858
	822	+
859	859	**Example**: 0x08FF, ask device to send an Uplink
860	860
861	861
862	862
	827	+
863	863	==== 3.4.2.4 Enable Trigger Mode ====
864	864
865	865
866	866	Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
867	867
868		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
	833	+* (% style="color:#037691" %)**AT Command:**
869	869
870		-(% style="color:red" %)**1:** (%%)Enable Trigger Mode
	835	+**AT+ADDMOD6=1 or 0**
871	871
872		-(% style="color:red" %)**0: **(%%)Disable Trigger Mode
	837	+1: Enable Trigger Mode
873	873
	839	+0: Disable Trigger Mode
874	874
	841	+
875	875	* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
876	876
877		-(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
	844	+**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
878	878
879	879
880	880
	848	+
881	881	==== 3.4.2.5 Poll trigger settings ====
882	882
883	883
884		-Poll trigger settings
	852	+Poll trigger settings,
885	885
886	886	* (% style="color:#037691" %)**AT Command:**
887	887
888	888	There is no AT Command for this feature.
889	889
	858	+
890	890	* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
891	891
892		-(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
	861	+**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
893	893
894	894
895	895
	865	+
896	896	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
897	897
898	898
899	899	Enable Disable DI1/DI2/DI2 as trigger,
900	900
901		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
	871	+* (% style="color:#037691" %)**AT Command:**
902	902
903		-**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
	873	+**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
904	904
905	905
	876	+**Example:**
	877	+
	878	+AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
	879	+
906	906	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
907	907
908		-(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
	882	+**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
909	909
910	910
911	911
	886	+
912	912	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
913	913
914	914
915	915	Set DI1 or DI3(for LT-33222-L) trigger.
916	916
917		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
	892	+* (% style="color:#037691" %)**AT Command:**
918	918
919		-(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
	894	+**AT+TRIG1=a,b**
920	920
921		-(% style="color:red" %)**b :** (%%)delay timing.
	896	+a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
922	922
923		-**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
	898	+b : delay timing.
924	924
925	925
926		-* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
	901	+**Example:**
927	927
928		-(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
	903	+AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
929	929
930	930
	906	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
	907	+* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
931	931
	909	+
	910	+
932	932	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
933	933
934	934
935	935	Set DI2 trigger.
936	936
937		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
	916	+* (% style="color:#037691" %)**AT Command:**
938	938
939		-(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
	918	+**AT+TRIG2=a,b**
940	940
941		-(% style="color:red" %)**b :** (%%)delay timing.
942	942
943		-**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
	921	+a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
944	944
	923	+b : delay timing.
945	945
	925	+
	926	+**Example:**
	927	+
	928	+AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
	929	+
	930	+
946	946	* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
947	947
948		-(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
	933	+**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
949	949
950	950
951	951
	937	+
952	952	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
953	953
954	954
955	955	Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
956	956
957		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
	943	+* (% style="color:#037691" %)**AT Command**
958	958
	945	+**AT+ACLIM**
	946	+
	947	+
959	959	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
960	960
961		-(% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	950	+**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
962	962
963	963
964	964
	954	+
965	965	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
966	966
967	967
968	968	Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
969	969
970		-* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
	960	+* (% style="color:#037691" %)**AT Command**
971	971
	962	+**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
	963	+
	964	+
972	972	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
973	973
974		-(% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	967	+**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
975	975
976	976
977	977
	971	+
978	978	==== 3.4.2.11 Trigger – Set minimum interval ====
979	979
980	980
981	981	Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
982	982
983		-* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+ATDC=5        ** ~/~/ (%%)Device won't response the second trigger within 5 minute after the first trigger.
	977	+* (% style="color:#037691" %)**AT Command**
984	984
	979	+**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
	980	+
	981	+
985	985	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
986	986
987		-(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
	984	+**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
988	988
989	989	(((
	987	+
	988	+
990	990	(% style="color:red" %)**Note: ATDC setting must be more than 5min**
991	991	)))
992	992
993	993
994	994
	994	+
995	995	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
996	996
997	997
...	...	@@ -1001,9 +1001,8 @@
1001	1001
1002	1002
1003	1003	* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
	1004	+* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1004	1004
1005		-(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1006		-
1007	1007	(((
1008	1008	If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1009	1009	)))
...	...	@@ -1010,14 +1010,10 @@
1010	1010
1011	1011	(((
1012	1012	01: Low,  00: High ,  11: No action
1013		-
1014		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1015		-|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**DO1**|(% style="background-color:#4f81bd; color:white" %)**DO2**|(% style="background-color:#4f81bd; color:white" %)**DO3**
1016		-|02  01  00  11|Low|High|No Action
1017		-|02  00  11  01|High|No Action|Low
1018		-|02  11  01  00|No Action|Low|High
1019	1019	)))
1020	1020
	1014	+[[image:image-20220524092754-5.png]]
	1015	+
1021	1021	(((
1022	1022	(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1023	1023	)))
...	...	@@ -1028,6 +1028,7 @@
1028	1028
1029	1029
1030	1030
	1026	+
1031	1031	==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1032	1032
1033	1033
...	...	@@ -1038,7 +1038,7 @@
1038	1038
1039	1039	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1040	1040
1041		-(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
	1037	+**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1042	1042
1043	1043
1044	1044	This is to control the digital output time of DO pin. Include four bytes:
...	...	@@ -1054,37 +1054,23 @@
1054	1054
1055	1055	(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1056	1056
1057		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1058		-|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1059		-|0x01|DO1 set to low
1060		-|0x00|DO1 set to high
1061		-|0x11|DO1 NO Action
	1053	+[[image:image-20220524093238-6.png]]
1062	1062
	1055	+
1063	1063	(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1064	1064
1065		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1066		-|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1067		-|0x01|DO2 set to low
1068		-|0x00|DO2 set to high
1069		-|0x11|DO2 NO Action
	1058	+[[image:image-20220524093328-7.png]]
1070	1070
	1060	+
1071	1071	(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1072	1072
1073		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1074		-|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1075		-|0x01|DO3 set to low
1076		-|0x00|DO3 set to high
1077		-|0x11|DO3 NO Action
	1063	+[[image:image-20220524093351-8.png]]
1078	1078
1079		-(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1080	1080
	1066	+(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1081	1081
1082		-(% style="color:red" %)**Note: **
	1068	+ Latching time. Unit: ms
1083	1083
1084		- Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1085		-
1086		- Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1087		-
1088	1088	(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1089	1089
1090	1090
...	...	@@ -1108,6 +1108,7 @@
1108	1108
1109	1109
1110	1110
	1093	+
1111	1111	==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1112	1112
1113	1113
...	...	@@ -1118,7 +1118,7 @@
1118	1118
1119	1119	* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1120	1120
1121		-(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
	1104	+**0x03 aa bb     **~/~/ Set RO1/RO2 output
1122	1122
1123	1123
1124	1124	(((
...	...	@@ -1126,18 +1126,11 @@
1126	1126	)))
1127	1127
1128	1128	(((
1129		-00: Close ,  01: Open , 11: No action
	1112	+01: Close ,  00: Open , 11: No action
	1113	+)))
1130	1130
1131		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1132		-|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2**
1133		-|03  00  11|Open|No Action
1134		-|03  01  11|Close|No Action
1135		-|03  11  00|No Action|Open
1136		-|03  11  01|No Action|Close
1137		-|03  00  00|Open|Open
1138		-|03  01  01|Close|Close
1139		-|03  01  00|Close|Open
1140		-|03  00  01|Open|Close
	1115	+(((
	1116	+[[image:image-20220524093724-9.png]]
1141	1141	)))
1142	1142
1143	1143	(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
...	...	@@ -1144,6 +1144,7 @@
1144	1144
1145	1145
1146	1146
	1123	+
1147	1147	==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1148	1148
1149	1149
...	...	@@ -1154,7 +1154,7 @@
1154	1154
1155	1155	* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1156	1156
1157		-(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
	1134	+**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1158	1158
1159	1159
1160	1160	This is to control the relay output time of relay. Include four bytes:
...	...	@@ -1170,25 +1170,17 @@
1170	1170
1171	1171	(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1172	1172
1173		-[[image:image-20221008095908-1.png||height="364" width="564"]]
	1150	+[[image:image-20220714135731-1.png||height="406" width="627"]]
1174	1174
1175	1175
1176	1176	(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1177	1177
1178		-
1179		-(% style="color:red" %)**Note:**
1180		-
1181		- Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1182		-
1183		- Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1184		-
1185		-
1186	1186	(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1187	1187
1188	1188
1189	1189	**Example payload:**
1190	1190
1191		-**~1. 05 01 11 07 D0**
	1160	+**~1. 05 01 11 07 D**
1192	1192
1193	1193	Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1194	1194
...	...	@@ -1211,142 +1211,163 @@
1211	1211
1212	1212	When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1213	1213
1214		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
	1183	+* (% style="color:#037691" %)**AT Command:**
1215	1215
	1185	+**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
	1186	+
	1187	+
1216	1216	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1217	1217
1218		-(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
	1190	+**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1219	1219
1220	1220
1221	1221
	1194	+
1222	1222	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1223	1223
1224	1224
1225		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
	1198	+* (% style="color:#037691" %)**AT Command:**
1226	1226
1227		-(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
	1200	+**AT+SETCNT=aa,(bb cc dd ee) **
1228	1228
1229		-(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
	1202	+aa: 1: Set count1,
1230	1230
	1204	+2: Set count2,
1231	1231
	1206	+3: Set AV1 count
	1207	+
	1208	+Bb cc dd ee: number to be set
	1209	+
	1210	+
1232	1232	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1233	1233
1234		-(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
	1213	+**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1235	1235
1236	1236
1237	1237
	1217	+
1238	1238	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1239	1239
1240	1240
1241	1241	Clear counting for counting mode
1242	1242
1243		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
	1223	+* (% style="color:#037691" %)**AT Command:**
1244	1244
	1225	+**AT+CLRCOUNT ** ~/~/ clear all counting
	1226	+
	1227	+
1245	1245	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1246	1246
1247		-(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
	1230	+**0x A6 01    ** ~/~/ clear all counting
1248	1248
1249	1249
1250	1250
	1234	+
1251	1251	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1252	1252
1253	1253
1254	1254	* (% style="color:#037691" %)**AT Command:**
1255	1255
1256		-(% style="color:blue" %)**AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
	1240	+**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1257	1257
1258	1258
1259	1259	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1260	1260
1261		-(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
	1245	+**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1262	1262
1263	1263	(((
1264	1264	range: aa bb cc:0 to 16777215,  (unit:second)
1265		-)))
1266	1266
1267	1267
1268	1268
1269		-==== 3.4.2.20 Reset save RO DO state ====
	1252	+
	1253	+)))
1270	1270
	1255	+==== 3.4.2.20 Reset save DR DO state ====
1271	1271
	1257	+
1272	1272	* (% style="color:#037691" %)**AT Command:**
1273	1273
1274		-(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
	1260	+**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1275	1275
1276		-(% style="color:blue" %)**AT+RODORESET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
	1262	+**AT+RODORET=0  **~/~/After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1277	1277
1278	1278
1279	1279	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1280	1280
1281		-(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
	1267	+**0x AD aa      **~/~/ same as AT+RODORET =aa
1282	1282
	1269	+(((
	1270	+
1283	1283
1284	1284
	1273	+
1285	1285	==== 3.4.2.21 Encrypted payload ====
1286	1286
1287	1287
1288	1288	* (% style="color:#037691" %)**AT Command:**
1289	1289
1290		-(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
	1279	+**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1291	1291
1292		-(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
	1281	+**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1293	1293
1294	1294
1295	1295
	1285	+
1296	1296	==== 3.4.2.22 Get sensor value ====
1297	1297
1298	1298
1299	1299	* (% style="color:#037691" %)**AT Command:**
1300	1300
1301		-(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
	1291	+**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1302	1302
1303		-(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
	1293	+**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1304	1304
1305	1305
1306	1306
	1297	+
1307	1307	==== 3.4.2.23 Resets the downlink packet count ====
1308	1308
1309	1309
1310	1310	* (% style="color:#037691" %)**AT Command:**
1311	1311
1312		-(% style="color:blue" %)**AT+DISFCNTCHECK=0   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
	1303	+**AT+DISFCNTCHECK=0  **~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1313	1313
1314		-(% style="color:blue" %)**AT+DISFCNTCHECK=1   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
	1305	+**AT+DISFCNTCHECK=1  **~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1315	1315
1316	1316
1317	1317
	1309	+
1318	1318	==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1319	1319
1320	1320
1321	1321	* (% style="color:#037691" %)**AT Command:**
1322	1322
1323		-(% style="color:blue" %)**AT+DISMACANS=0**   (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
	1315	+ **AT+DISMACANS=0**  ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1324	1324
1325		-(% style="color:blue" %)**AT+DISMACANS=1**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
	1317	+ **AT+DISMACANS=1**      ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1326	1326
1327	1327
1328	1328	* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1329	1329
1330		-(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
	1322	+**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1331	1331
1332	1332
1333	1333
	1326	+
1334	1334	==== 3.4.2.25 Copy downlink to uplink ====
1335	1335
1336	1336
1337	1337	* (% style="color:#037691" %)**AT Command**(%%)**:**
1338	1338
1339		-(% style="color:blue" %)**AT+RPL=5**   (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
	1332	+ **AT+RPL=5**  ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1340	1340
1341	1341	Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1342	1342
1343		-
1344	1344	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1345	1345
1346	1346	For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1347	1347
1348		-
1349		-
1350	1350	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1351	1351
1352	1352	For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
...	...	@@ -1359,7 +1359,7 @@
1359	1359	* (((
1360	1360	(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1361	1361
1362		-(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
	1352	+**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1363	1363
1364	1364
1365	1365	)))
...	...	@@ -1369,6 +1369,9 @@
1369	1369	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1370	1370
1371	1371
	1362	+
	1363	+)))
	1364	+
1372	1372	== 3.5 Integrate with Mydevice ==
1373	1373
1374	1374
...	...	@@ -1393,7 +1393,7 @@
1393	1393
1394	1394	(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1395	1395
1396		-(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
	1389	+(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1397	1397
1398	1398	Search under The things network
1399	1399
...	...	@@ -1400,6 +1400,7 @@
1400	1400	[[image:1653356838789-523.png||height="337" width="740"]]
1401	1401
1402	1402
	1396	+
1403	1403	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1404	1404
1405	1405	[[image:image-20220524094909-1.png||height="335" width="729"]]
...	...	@@ -1417,8 +1417,10 @@
1417	1417	[[image:image-20220524094909-5.png||height="341" width="734"]]
1418	1418
1419	1419
	1414	+
1420	1420	== 3.6 Interface Detail ==
1421	1421
	1417	+
1422	1422	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1423	1423
1424	1424
...	...	@@ -1427,16 +1427,17 @@
1427	1427	[[image:1653356991268-289.png]]
1428	1428
1429	1429
	1426	+
1430	1430	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1431	1431
1432	1432
1433	1433	(((
1434		-The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
	1431	+The DI port of LT-22222-L can support NPN or PNP output sensor.
1435	1435	)))
1436	1436
1437	1437	(((
1438	1438	(((
1439		-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). (% class="mark" %)When there is active current pass NEC2501 pin1 to pin2. The DI will be active high and DI LED status will change.
	1436	+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.
1440	1440
1441	1441
1442	1442	)))
...	...	@@ -1483,6 +1483,8 @@
1483	1483
1484	1484	(((
1485	1485
	1483	+
	1484	+
1486	1486	)))
1487	1487
1488	1488	(((
...	...	@@ -1514,6 +1514,8 @@
1514	1514
1515	1515	(((
1516	1516
	1516	+
	1517	+
1517	1517	)))
1518	1518
1519	1519	(((
...	...	@@ -1544,29 +1544,16 @@
1544	1544	)))
1545	1545
1546	1546
1547		-(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1548	1548
1549		-From above DI ports circuit, we can see that active the photocoupler will need to have a voltage difference between DI+ and DI- port. While the Dry Contact sensor is a passive component which can't provide this voltage difference.
1550		-
1551		-To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1552		-
1553		-[[image:image-20230616235145-1.png]]
1554		-
1555		-(% style="color:blue" %)**Example5**(%%): Connect to Open Colleactor
1556		-
1557		-[[image:image-20240219115718-1.png]]
1558		-
1559		-
1560	1560	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1561	1561
1562	1562
1563		-(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
	1552	+NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1564	1564
1565		-(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1566		-
1567	1567	[[image:1653357531600-905.png]]
1568	1568
1569	1569
	1557	+
1570	1570	=== 3.6.4 Analog Input Interface ===
1571	1571
1572	1572
...	...	@@ -1582,14 +1582,15 @@
1582	1582	We take the wind speed sensor as an example for reference only.
1583	1583
1584	1584
1585		-(% style="color:blue" %)**Specifications of the wind speed sensor:**
	1573	+**Specifications of the wind speed sensor:**
1586	1586
1587		-(% style="color:red" %)**Red:  12~~24v**
	1575	+Red:  12~~24v
1588	1588
1589		-(% style="color:#ffc000" %)**Yellow:  4~~20mA**
	1577	+Yellow:  4~~20mA
1590	1590
1591		-**Black:  GND**
	1579	+Black:  GND
1592	1592
	1581	+
1593	1593	**Connection diagram:**
1594	1594
1595	1595	[[image:1653357640609-758.png]]
...	...	@@ -1597,29 +1597,12 @@
1597	1597	[[image:1653357648330-671.png||height="155" width="733"]]
1598	1598
1599	1599
1600		-Example connected to a regulated power supply to measure voltage
1601	1601
1602		-[[image:image-20230608101532-1.png||height="606" width="447"]]
1603		-
1604		-[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1605		-
1606		-[[image:image-20230608101722-3.png||height="102" width="1139"]]
1607		-
1608		-
1609		-(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1610		-
1611		-(% style="color:red" %)**Red:  12~~24v**
1612		-
1613		-**Black:  GND**
1614		-
1615		-
1616	1616	=== 3.6.5 Relay Output ===
1617	1617
1618	1618
1619	1619	(((
1620		-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:
1621		-
1622		-**Note**: RO pins go to Open(NO) when device is power off.
	1594	+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:
1623	1623	)))
1624	1624
1625	1625	[[image:image-20220524100215-9.png]]
...	...	@@ -1628,52 +1628,21 @@
1628	1628	[[image:image-20220524100215-10.png||height="382" width="723"]]
1629	1629
1630	1630
	1603	+
1631	1631	== 3.7 LEDs Indicators ==
1632	1632
1633	1633
1634		-(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1635		-|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature**
1636		-|**PWR**|Always on if there is power
1637		-|**SYS**|(((
1638		-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.
1639		-)))
1640		-|**TX**|(((
1641		-(((
1642		-Device boot: TX blinks 5 times.
1643		-)))
	1607	+[[image:image-20220524100748-11.png]]
1644	1644
1645		-(((
1646		-Successful join network: TX ON for 5 seconds.
1647		-)))
1648	1648
1649		-(((
1650		-Transmit a LoRa packet: TX blinks once
1651		-)))
1652		-)))
1653		-|**RX**|RX blinks once when receive a packet.
1654		-|**DO1**|
1655		-|**DO2**|
1656		-|**DO3**|
1657		-|**DI2**|(((
1658		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1659		-)))
1660		-|**DI2**|(((
1661		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1662		-)))
1663		-|**DI2**|(((
1664		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1665		-)))
1666		-|**RO1**|
1667		-|**RO2**|
1668	1668
1669	1669	= 4. Use AT Command =
1670	1670
	1613	+
1671	1671	== 4.1 Access AT Command ==
1672	1672
1673	1673
1674		-(((
1675	1675	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.
1676		-)))
1677	1677
1678	1678	[[image:1653358238933-385.png]]
1679	1679
...	...	@@ -1702,7 +1702,7 @@
1702	1702	)))
1703	1703
1704	1704	(((
1705		-AT+<CMD>=?       :  Get the value
	1646	+AT+<CMD>=?       : Get the value
1706	1706	)))
1707	1707
1708	1708	(((
...	...	@@ -1730,11 +1730,11 @@
1730	1730	)))
1731	1731
1732	1732	(((
1733		-AT+APPSKEY:  Get or Set the Application Session Key
	1674	+AT+APPSKEY: Get or Set the Application Session Key
1734	1734	)))
1735	1735
1736	1736	(((
1737		-AT+APPEUI:  Get or Set the Application EUI
	1678	+AT+APPEUI: Get or Set the Application EUI
1738	1738	)))
1739	1739
1740	1740	(((
...	...	@@ -1746,7 +1746,7 @@
1746	1746	)))
1747	1747
1748	1748	(((
1749		-AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
	1690	+AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
1750	1750	)))
1751	1751
1752	1752	(((
...	...	@@ -1782,7 +1782,7 @@
1782	1782	)))
1783	1783
1784	1784	(((
1785		-AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
	1726	+AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1786	1786	)))
1787	1787
1788	1788	(((
...	...	@@ -1826,7 +1826,7 @@
1826	1826	)))
1827	1827
1828	1828	(((
1829		-AT+VER:  Get current image version and Frequency Band
	1770	+AT+VER: Get current image version and Frequency Band
1830	1830	)))
1831	1831
1832	1832	(((
...	...	@@ -1834,7 +1834,7 @@
1834	1834	)))
1835	1835
1836	1836	(((
1837		-AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
	1778	+AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1838	1838	)))
1839	1839
1840	1840	(((
...	...	@@ -1874,108 +1874,107 @@
1874	1874	)))
1875	1875
1876	1876
	1818	+
1877	1877	== 4.2 Common AT Command Sequence ==
1878	1878
	1821	+
1879	1879	=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1880	1880
1881	1881	(((
1882	1882
1883	1883
1884		-(((
1885		-(% style="color:blue" %)**If device has not joined network yet:**
	1827	+**If device has not joined network yet:**
1886	1886	)))
1887		-)))
1888	1888
1889	1889	(((
1890		-(% style="background-color:#dcdcdc" %)**123456**
	1831	+(% style="background-color:#dcdcdc" %)123456
1891	1891	)))
1892	1892
1893	1893	(((
1894		-(% style="background-color:#dcdcdc" %)**AT+FDR**
	1835	+(% style="background-color:#dcdcdc" %)AT+FDR
1895	1895	)))
1896	1896
1897	1897	(((
1898		-(% style="background-color:#dcdcdc" %)**123456**
	1839	+(% style="background-color:#dcdcdc" %)123456
1899	1899	)))
1900	1900
1901	1901	(((
1902		-(% style="background-color:#dcdcdc" %)**AT+NJM=0**
	1843	+(% style="background-color:#dcdcdc" %)AT+NJM=0
1903	1903	)))
1904	1904
1905	1905	(((
1906		-(% style="background-color:#dcdcdc" %)**ATZ**
	1847	+(% style="background-color:#dcdcdc" %)ATZ
1907	1907	)))
1908	1908
1909	1909
1910	1910	(((
1911		-(% style="color:blue" %)**If device already joined network:**
	1852	+**If device already joined network:**
1912	1912	)))
1913	1913
1914	1914	(((
1915		-(% style="background-color:#dcdcdc" %)**AT+NJM=0**
	1856	+(% style="background-color:#dcdcdc" %)AT+NJM=0
1916	1916	)))
1917	1917
1918	1918	(((
1919		-(% style="background-color:#dcdcdc" %)**ATZ**
	1860	+(% style="background-color:#dcdcdc" %)ATZ
1920	1920	)))
1921	1921
1922	1922
	1864	+
1923	1923	=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1924	1924
1925	1925	(((
1926	1926
1927	1927
1928		-(((
1929		-(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
	1870	+(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1930	1930	)))
1931		-)))
1932	1932
1933	1933	(((
1934		-(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
	1874	+(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1935	1935	)))
1936	1936
1937	1937	(((
1938		-(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
	1878	+(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1939	1939	)))
1940	1940
1941	1941	(((
1942		-(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
	1882	+(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1943	1943	)))
1944	1944
1945	1945	(((
1946		-(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
	1886	+(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1947	1947	)))
1948	1948
1949	1949	(((
1950		-(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
	1890	+(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1951	1951	)))
1952	1952
1953	1953	(((
1954		-(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
	1894	+(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1955	1955	)))
1956	1956
1957	1957	(((
1958		-(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
	1898	+(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1959	1959	)))
1960	1960
1961	1961	(((
1962		-(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
	1902	+(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1963	1963	)))
1964	1964
1965	1965	(((
1966		-(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
	1906	+(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1967	1967	)))
1968	1968
1969	1969	(((
1970		-(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
	1910	+(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1971	1971	)))
1972	1972
1973	1973	(((
1974		-(% 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.
	1914	+(% 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.
1975	1975	)))
1976	1976
1977	1977	(((
1978		-(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
	1918	+(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1979	1979
1980	1980
1981	1981	)))
...	...	@@ -1985,14 +1985,12 @@
1985	1985	)))
1986	1986
1987	1987	(((
1988		-**~1. Make sure the device is set to ABP mode in the IoT Server.**
	1928	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1929	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1930	+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.
	1931	+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
1989	1989
1990		-**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1991		-
1992		-**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?
1993		-dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1994		-
1995		-**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.**
	1933	+
1996	1996	)))
1997	1997
1998	1998	(((
...	...	@@ -1999,32 +1999,26 @@
1999	1999	[[image:1653359097980-169.png||height="188" width="729"]]
2000	2000	)))
2001	2001
2002		-
2003		-=== 4.2.3 Change to Class A ===
2004		-
2005		-
2006	2006	(((
2007		-(% style="color:blue" %)**If sensor JOINED:**
2008		-
2009		-(% style="background-color:#dcdcdc" %)**AT+CLASS=A**
2010		-
2011		-(% style="background-color:#dcdcdc" %)**ATZ**
	1941	+
2012	2012	)))
2013	2013
2014	2014
2015		-= 5. Case Study =
	1945	+=== 4.2.3 Change to Class A ===
2016	2016
2017		-== 5.1 Counting how many objects pass in Flow Line ==
2018	2018
	1948	+If sensor JOINED
	1949	+(% style="background-color:#dcdcdc" %)AT+CLASS=A
	1950	+ATZ
2019	2019
2020		-Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
2021	2021
2022	2022
2023		-= 6. FAQ =
	1954	+= 5. FAQ =
2024	2024
2025		-== 6.1 How to upgrade the image? ==
2026	2026
	1957	+== 5.1 How to upgrade the image? ==
2027	2027
	1959	+
2028	2028	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
2029	2029
2030	2030	* Support new features
...	...	@@ -2038,14 +2038,12 @@
2038	2038
2039	2039	(((
2040	2040	(% style="color:blue" %)**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]].
2041		-(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]].
	1973	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2042	2042	(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2043	2043
2044	2044
2045		-(((
2046	2046	(% style="color:blue" %)**For LT-22222-L**(%%):
2047	2047	Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
2048		-)))
2049	2049
2050	2050
2051	2051	)))
...	...	@@ -2052,22 +2052,23 @@
2052	2052
2053	2053	[[image:image-20220524103407-12.png]]
2054	2054
2055		-
2056	2056	[[image:image-20220524103429-13.png]]
2057	2057
2058		-
2059	2059	[[image:image-20220524104033-15.png]]
2060	2060
2061	2061
2062	2062	(% 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:
2063	2063
	1992	+
2064	2064	[[image:1653360054704-518.png||height="186" width="745"]]
2065	2065
2066	2066
2067	2067	(((
2068	2068	(((
2069		-== 6.2 How to change the LoRa Frequency Bands/Region? ==
	1998	+
2070	2070
	2000	+== 5.2 How to change the LoRa Frequency Bands/Region? ==
	2001	+
2071	2071
2072	2072	)))
2073	2073	)))
...	...	@@ -2079,8 +2079,9 @@
2079	2079	(((
2080	2080
2081	2081
2082		-== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2083	2083
	2014	+== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
	2015	+
2084	2084
2085	2085	)))
2086	2086
...	...	@@ -2094,6 +2094,7 @@
2094	2094	(((
2095	2095	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2096	2096
	2029	+
2097	2097
2098	2098	)))
2099	2099	)))
...	...	@@ -2123,23 +2123,16 @@
2123	2123	)))
2124	2124
2125	2125	(((
2126		-(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2127		-
2128		-(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2129		-
2130		-(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2131		-
2132		-(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2133		-
2134		-(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2135		-
2136		-(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2137		-
2138		-(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2139		-
2140		-(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2141		-
2142		-(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
	2059	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	2060	+(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
	2061	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	2062	+(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
	2063	+(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
	2064	+(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
	2065	+(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
	2066	+(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
	2067	+(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
	2068	+(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2143	2143	)))
2144	2144
2145	2145
...	...	@@ -2150,29 +2150,26 @@
2150	2150	[[image:1653360498588-932.png||height="485" width="726"]]
2151	2151
2152	2152
2153		-== 6.4 How to change the uplink interval? ==
2154	2154
	2080	+== 5.4 Can I see counting event in Serial? ==
2155	2155
2156		-Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2157	2157
2158		-
2159		-== 6.5 Can I see counting event in Serial? ==
2160		-
2161		-
2162	2162	(((
2163	2163	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.
2164	2164
2165	2165
2166		-== 6.6 Can i use point to point communication for LT-22222-L? ==
2167	2167
	2088	+== 5.5 Can i use point to point communication for LT-22222-L? ==
2168	2168
2169		-Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
2170	2170
	2091	+Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
	2092	+
	2093	+
2171	2171
2172	2172	)))
2173	2173
2174	2174	(((
2175		-== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
	2098	+== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2176	2176
2177	2177
2178	2178	If the device is not shut down, but directly powered off.
...	...	@@ -2184,33 +2184,23 @@
2184	2184	After restart, the status before power failure will be read from flash.
2185	2185
2186	2186
2187		-== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
	2110	+== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2188	2188
2189		-
2190	2190	LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2191	2191
2192		-
2193	2193	[[image:image-20221006170630-1.png||height="610" width="945"]]
2194	2194
2195	2195
2196		-== 6.9 Can LT22222-L save RO state? ==
2197	2197
2198	2198
2199		-Firmware version needs to be no less than 1.6.0.
	2119	+= 6. Trouble Shooting =
2200	2200
2201		-
2202		-== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? ==
2203		-
2204		-
2205		-It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose.
2206		-
2207		-
2208		-= 7. Trouble Shooting =
	2121	+
2209	2209	)))
2210	2210
2211	2211	(((
2212	2212	(((
2213		-== 7.1 Downlink doesn't work, how to solve it? ==
	2126	+== 6.1 Downlink doesn't work, how to solve it? ==
2214	2214
2215	2215
2216	2216	)))
...	...	@@ -2223,8 +2223,9 @@
2223	2223	(((
2224	2224
2225	2225
2226		-== 7.2 Have trouble to upload image. ==
2227	2227
	2140	+== 6.2 Have trouble to upload image. ==
	2141	+
2228	2228
2229	2229	)))
2230	2230
...	...	@@ -2235,8 +2235,9 @@
2235	2235	(((
2236	2236
2237	2237
2238		-== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2239	2239
	2153	+== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
	2154	+
2240	2240
2241	2241	)))
2242	2242
...	...	@@ -2245,16 +2245,10 @@
2245	2245	)))
2246	2246
2247	2247
2248		-== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
2249	2249
	2164	+= 7. Order Info =
2250	2250
2251		-The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.
2252		-Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
2253	2253
2254		-
2255		-= 8. Order Info =
2256		-
2257		-
2258	2258	(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2259	2259
2260	2260	(% style="color:#4f81bd" %)**XXX:**
...	...	@@ -2269,9 +2269,11 @@
2269	2269	* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2270	2270	* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2271	2271
2272		-= 9. Packing Info =
2273	2273
2274	2274
	2183	+= 8. Packing Info =
	2184	+
	2185	+
2275	2275	**Package Includes**:
2276	2276
2277	2277	* LT-22222-L I/O Controller x 1
...	...	@@ -2286,22 +2286,26 @@
2286	2286	* Package Size / pcs : 14.5 x 8 x 5 cm
2287	2287	* Weight / pcs : 170g
2288	2288
2289		-= 10. Support =
2290	2290
2291	2291
	2202	+= 9. Support =
	2203	+
	2204	+
2292	2292	* (((
2293	2293	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.
2294	2294	)))
2295	2295	* (((
2296		-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 [[Support@dragino.cc>>mailto:Support@dragino.cc]]
	2209	+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 [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2297	2297
2298	2298
	2212	+
2299	2299
2300	2300	)))
2301	2301
2302		-= 11. Reference​​​​​ =
	2216	+= 10. Reference​​​​​ =
2303	2303
2304	2304
2305	2305	* 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]]
2306	2306	* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2307	2307	* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
	2222	+

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