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

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Details

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Author

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1		-XWiki.Xiaoling
	1	+XWiki.Bei

Content

...	...	@@ -20,13 +20,11 @@
20	20	(((
21	21
22	22
23		-(((
24	24	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.
25	25	)))
26		-)))
27	27
28	28	(((
29		-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.
	27	+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.
30	30	)))
31	31
32	32	(((
...	...	@@ -53,16 +53,17 @@
53	53
54	54	)))
55	55
	54	+
56	56	== 1.2  Specifications ==
57	57
58	58	(((
59	59
60	60
61		-(% style="color:#037691" %)**Hardware System:**
	60	+**Hardware System:**
62	62	)))
63	63
64	64	* (((
65		-STM32L072xxxx MCU
	64	+STM32L072CZT6 MCU
66	66	)))
67	67	* (((
68	68	SX1276/78 Wireless Chip
...	...	@@ -83,7 +83,7 @@
83	83	(((
84	84
85	85
86		-(% style="color:#037691" %)**Interface for Model: LT22222-L:**
	85	+**Interface for Model: LT22222-L:**
87	87	)))
88	88
89	89	* (((
...	...	@@ -108,7 +108,7 @@
108	108	(((
109	109
110	110
111		-(% style="color:#037691" %)**LoRa Spec:**
	110	+**LoRa Spec:**
112	112	)))
113	113
114	114	* (((
...	...	@@ -169,6 +169,7 @@
169	169	Packet engine up to 256 bytes with CRC.
170	170
171	171
	171	+
172	172
173	173	)))
174	174
...	...	@@ -176,44 +176,35 @@
176	176
177	177
178	178	* LoRaWAN Class A & Class C protocol
179		-
180	180	* Optional Customized LoRa Protocol
181		-
182		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183		-
	180	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
184	184	* AT Commands to change parameters
185		-
186	186	* Remote configure parameters via LoRa Downlink
187		-
188	188	* Firmware upgradable via program port
189		-
190	190	* Counting
191	191
	186	+
	187	+
	188	+
192	192	== 1.4  Applications ==
193	193
194	194
195	195	* Smart Buildings & Home Automation
196		-
197	197	* Logistics and Supply Chain Management
198		-
199	199	* Smart Metering
200		-
201	201	* Smart Agriculture
202		-
203	203	* Smart Cities
204		-
205	205	* Smart Factory
206	206
207	207
	200	+
	201	+
208	208	== 1.5 Hardware Variants ==
209	209
210	210
211		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
212		-|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:266px" %)**Description**
213		-|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
214		-(% style="text-align:center" %)
215		-[[image:image-20230424115112-1.png||height="106" width="58"]]
216		-)))|(% style="width:334px" %)(((
	205	+(% border="1" style="background-color:#f7faff; width:500px" %)
	206	+|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
	207	+|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
217	217	* 2 x Digital Input (Bi-direction)
218	218	* 2 x Digital Output
219	219	* 2 x Relay Output (5A@250VAC / 30VDC)
...	...	@@ -222,22 +222,21 @@
222	222	* 1 x Counting Port
223	223	)))
224	224
	216	+
	217	+
225	225	= 2. Power ON Device =
226	226
227	227
228		-(((
229	229	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.
230		-)))
231	231
232	232	(((
233	233	PWR will on when device is properly powered.
234		-
235		-
236	236	)))
237	237
238	238	[[image:1653297104069-180.png]]
239	239
240	240
	230	+
241	241	= 3. Operation Mode =
242	242
243	243	== 3.1 How it works? ==
...	...	@@ -252,6 +252,7 @@
252	252	)))
253	253
254	254
	245	+
255	255	== 3.2 Example to join LoRaWAN network ==
256	256
257	257
...	...	@@ -278,17 +278,17 @@
278	278	Each LT is shipped with a sticker with the default device EUI as below:
279	279	)))
280	280
281		-[[image:image-20230425173427-2.png||height="246" width="530"]]
	272	+[[image:1653297924498-393.png]]
282	282
283	283
284	284	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
285	285
286		-**Add APP EUI in the application.**
	277	+Add APP EUI in the application.
287	287
288	288	[[image:1653297955910-247.png||height="321" width="716"]]
289	289
290	290
291		-**Add APP KEY and DEV EUI**
	282	+Add APP KEY and DEV EUI
292	292
293	293	[[image:1653298023685-319.png]]
294	294
...	...	@@ -296,13 +296,12 @@
296	296
297	297	(((
298	298	(% 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.
299		-
300		-
301	301	)))
302	302
303	303	[[image:1653298044601-602.png||height="405" width="709"]]
304	304
305	305
	295	+
306	306	== 3.3 Uplink Payload ==
307	307
308	308
...	...	@@ -309,51 +309,35 @@
309	309	There are five working modes + one interrupt mode on LT for different type application:
310	310
311	311	* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
312		-
313	313	* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
314		-
315	315	* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
316		-
317	317	* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
318		-
319	319	* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
320		-
321	321	* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
322	322
	308	+
	309	+
	310	+
323	323	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
324	324
325	325
326		-(((
327		-The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
	314	+The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
328	328
329		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
330		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
331		-|Value|(((
332		-AVI1 voltage
333		-)))|(((
334		-AVI2 voltage
335		-)))|(((
336		-ACI1 Current
337		-)))|(((
338		-ACI2 Current
339		-)))|DIDORO*|(((
340		-Reserve
341		-)))|MOD
342		-)))
	316	+[[image:image-20220523174024-3.png]]
343	343
344	344	(((
345		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	319	+
346	346
347		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
348		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
349		-|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
	321	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
350	350	)))
351	351
	324	+[[image:image-20220523174254-4.png]]
	325	+
352	352	* RO is for relay. ROx=1 : close，ROx=0 always open.
353	353	* DI is for digital input. DIx=1: high or float, DIx=0: low.
354	354	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
355	355
356		-(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
	330	+(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
357	357
358	358	For example if payload is: [[image:image-20220523175847-2.png]]
359	359
...	...	@@ -389,48 +389,43 @@
389	389	** DO1 LED is off in both case
390	390
391	391
	366	+
	367	+
392	392	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
393	393
394	394
395		-(((
396	396	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
397		-)))
398	398
399	399	(((
400	400	Total : 11 bytes payload
401		-
402		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
403		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
404		-|Value|COUNT1|COUNT2 |DIDORO*|(((
405		-Reserve
406		-)))|MOD
407	407	)))
408	408
409		-(((
410		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
	377	+[[image:image-20220523180452-3.png]]
411	411
412		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
413		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
414		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
415	415
416		-RO is for relay. ROx=1 : close，ROx=0 always open.
	380	+(((
	381	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
417	417	)))
418	418
	384	+[[image:image-20220523180506-4.png]]
	385	+
	386	+* RO is for relay. ROx=1 : close，ROx=0 always open.
419	419	* FIRST: Indicate this is the first packet after join network.
420	420	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
421	421
422	422	(((
423		-(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
	391	+(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
424	424	)))
425	425
426	426	(((
	395	+
	396	+
427	427	**To use counting mode, please run:**
428	428	)))
429	429
430		-
431		-(((
432	432	(% class="box infomessage" %)
433	433	(((
	402	+(((
434	434	**AT+MOD=2**
435	435
436	436	**ATZ**
...	...	@@ -446,6 +446,7 @@
446	446	(((
447	447	**For LT22222-L:**
448	448
	418	+
449	449	(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
450	450
451	451	(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
...	...	@@ -460,33 +460,28 @@
460	460	)))
461	461
462	462
	433	+
463	463	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
464	464
465	465
466	466	**LT22222-L**: This mode the DI1 is used as a counting pin.
467	467
468		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
469		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
470		-|Value|COUNT1|(((
471		-ACI1 Current
472		-)))|(((
473		-ACI2 Current
474		-)))|DIDORO*|Reserve|MOD
	439	+[[image:image-20220523181246-5.png]]
475	475
476	476	(((
477		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	442	+
478	478
479		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
480		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
481		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	444	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
482	482	)))
483	483
	447	+[[image:image-20220523181301-6.png]]
	448	+
484	484	* RO is for relay. ROx=1 : close，ROx=0 always open.
485	485	* FIRST: Indicate this is the first packet after join network.
486	486	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
487	487
488	488	(((
489		-(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
	454	+(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
490	490	)))
491	491
492	492
...	...	@@ -494,9 +494,9 @@
494	494	**To use counting mode, please run:**
495	495	)))
496	496
497		-(((
498	498	(% class="box infomessage" %)
499	499	(((
	464	+(((
500	500	**AT+MOD=3**
501	501
502	502	**ATZ**
...	...	@@ -508,48 +508,40 @@
508	508	)))
509	509
510	510
	476	+
511	511	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
512	512
513	513
514		-(((
515	515	**LT22222-L**: This mode the DI1 is used as a counting pin.
516		-)))
517	517
518		-(((
519	519	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.
520	520
521		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
522		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
523		-|Value|COUNT1|AVI1 Counting|DIDORO*|(((
524		-Reserve
525		-)))|MOD
526		-)))
	484	+[[image:image-20220523181903-8.png]]
527	527
	486	+
528	528	(((
529	529	(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
530		-
531		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
532		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
533		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
534	534	)))
535	535
	491	+[[image:image-20220523181727-7.png]]
	492	+
536	536	* RO is for relay. ROx=1 : close，ROx=0 always open.
537	537	* FIRST: Indicate this is the first packet after join network.
538	538	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
539	539
540	540	(((
541		-(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
542		-
543		-
	498	+(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
544	544	)))
545	545
546	546	(((
	502	+
	503	+
547	547	**To use this mode, please run:**
548	548	)))
549	549
550		-(((
551	551	(% class="box infomessage" %)
552	552	(((
	509	+(((
553	553	**AT+MOD=4**
554	554
555	555	**ATZ**
...	...	@@ -556,13 +556,18 @@
556	556	)))
557	557	)))
558	558
	516	+
	517	+
559	559	(((
560	560	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
561	561	)))
562	562
563	563	(((
	523	+
	524	+
564	564	**Plus below command for AVI1 Counting:**
565	565
	527	+
566	566	(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
567	567
568	568	(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
...	...	@@ -573,29 +573,18 @@
573	573	)))
574	574
575	575
	538	+
576	576	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
577	577
578	578
579	579	**LT22222-L**: This mode the DI1 is used as a counting pin.
580	580
581		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
582		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
583		-|Value|(((
584		-AVI1 voltage
585		-)))|(((
586		-AVI2 voltage
587		-)))|(((
588		-ACI1 Current
589		-)))|COUNT1|DIDORO*|(((
590		-Reserve
591		-)))|MOD
	544	+[[image:image-20220523182334-9.png]]
592	592
593	593	(((
594		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	547	+
595	595
596		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
597		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
598		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	549	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
599	599	)))
600	600
601	601	* RO is for relay. ROx=1 : close，ROx=0 always open.
...	...	@@ -605,16 +605,18 @@
605	605	)))
606	606
607	607	(((
608		-(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
	559	+(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
609	609	)))
610	610
611	611	(((
	563	+
	564	+
612	612	**To use this mode, please run:**
613	613	)))
614	614
615		-(((
616	616	(% class="box infomessage" %)
617	617	(((
	570	+(((
618	618	**AT+MOD=5**
619	619
620	620	**ATZ**
...	...	@@ -626,6 +626,7 @@
626	626	)))
627	627
628	628
	582	+
629	629	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
630	630
631	631
...	...	@@ -641,7 +641,6 @@
641	641	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
642	642	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.**
643	643
644		-
645	645	(% style="color:#037691" %)**AT Command to set Trigger Condition**:
646	646
647	647
...	...	@@ -649,7 +649,6 @@
649	649
650	650	Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
651	651
652		-
653	653	**Example:**
654	654
655	655	AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
...	...	@@ -662,7 +662,6 @@
662	662
663	663	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
664	664
665		-
666	666	**Example:**
667	667
668	668	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
...	...	@@ -715,39 +715,12 @@
715	715
716	716	MOD6 Payload : total 11 bytes payload
717	717
718		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
719		-|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:69px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:69px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:109px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:49px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:109px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**
720		-|Value|(((
721		-TRI_A FLAG
722		-)))|(((
723		-TRI_A Status
724		-)))|(((
725		-TRI_DI FLAG+STA
726		-)))|Reserve|Enable/Disable MOD6|(((
727		-MOD(6)
728		-)))
	669	+[[image:image-20220524085923-1.png]]
729	729
	671	+
730	730	(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
731	731
732		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
733		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
734		-|(((
735		-AV1_LOW
736		-)))|(((
737		-AV1_HIGH
738		-)))|(((
739		-AV2_LOW
740		-)))|(((
741		-AV2_HIGH
742		-)))|(((
743		-AC1_LOW
744		-)))|(((
745		-AC1_HIGH
746		-)))|(((
747		-AC2_LOW
748		-)))|(((
749		-AC2_HIGH
750		-)))
	674	+[[image:image-20220524090106-2.png]]
751	751
752	752	* Each bits shows if the corresponding trigger has been configured.
753	753
...	...	@@ -758,25 +758,7 @@
758	758
759	759	(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
760	760
761		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
762		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
763		-|(((
764		-AV1_LOW
765		-)))|(((
766		-AV1_HIGH
767		-)))|(((
768		-AV2_LOW
769		-)))|(((
770		-AV2_HIGH
771		-)))|(((
772		-AC1_LOW
773		-)))|(((
774		-AC1_HIGH
775		-)))|(((
776		-AC2_LOW
777		-)))|(((
778		-AC2_HIGH
779		-)))
	685	+[[image:image-20220524090249-3.png]]
780	780
781	781	* Each bits shows which status has been trigger on this uplink.
782	782
...	...	@@ -787,9 +787,7 @@
787	787
788	788	(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
789	789
790		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
791		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
792		-|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
	696	+[[image:image-20220524090456-4.png]]
793	793
794	794	* Each bits shows which status has been trigger on this uplink.
795	795
...	...	@@ -809,42 +809,42 @@
809	809	When device got this command, it will send the MOD6 payload.
810	810
811	811
	716	+
812	812	=== 3.3.7 Payload Decoder ===
813	813
814	814	(((
815	815
816	816
817		-**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
	722	+**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
818	818	)))
819	819
820	820
	726	+
821	821	== 3.4 ​Configure LT via AT or Downlink ==
822	822
823	823
824		-(((
825	825	User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
826		-)))
827	827
828	828	(((
829		-(((
830	830	There are two kinds of Commands:
831	831	)))
832		-)))
833	833
834		-* (% 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]]
	736	+* (% 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]]
835	835
836		-* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
	738	+* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
837	837
	740	+
	741	+
838	838	=== 3.4.1 Common Commands ===
839	839
840	840
841		-(((
842	842	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]]
843		-)))
844	844
845	845
	748	+
846	846	=== 3.4.2 Sensor related commands ===
847	847
	751	+
848	848	==== 3.4.2.1 Set Transmit Interval ====
849	849
850	850
...	...	@@ -852,7 +852,7 @@
852	852
853	853	* (% style="color:#037691" %)**AT Command:**
854	854
855		-(% style="color:blue" %)**AT+TDC=N **
	759	+**AT+TDC=N **
856	856
857	857
858	858	**Example: **AT+TDC=30000. Means set interval to 30 seconds
...	...	@@ -860,104 +860,129 @@
860	860
861	861	* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
862	862
863		-(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
	767	+**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
864	864
865	865
866	866
	771	+
867	867	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
868	868
869	869
870	870	Set work mode.
871	871
872		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
	777	+* (% style="color:#037691" %)**AT Command:**
873	873
	779	+**AT+MOD=N  **
	780	+
	781	+
874	874	**Example**: AT+MOD=2. Set work mode to Double DI counting mode
875	875
	784	+
876	876	* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
877	877
878		-(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
	787	+**0x0A aa    ** ~/~/ Same as AT+MOD=aa
879	879
880	880
881	881
	791	+
882	882	==== 3.4.2.3 Poll an uplink ====
883	883
884	884
885		-* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
	795	+* (% style="color:#037691" %)**AT Command:**
886	886
	797	+There is no AT Command to poll uplink
	798	+
	799	+
887	887	* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
888	888
889		-(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
	802	+**0x08 FF     **~/~/ Poll an uplink
890	890
891	891	**Example**: 0x08FF, ask device to send an Uplink
892	892
893	893
894	894
	808	+
895	895	==== 3.4.2.4 Enable Trigger Mode ====
896	896
897	897
898	898	Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
899	899
900		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
	814	+* (% style="color:#037691" %)**AT Command:**
901	901
902		-(% style="color:red" %)**1:** (%%)Enable Trigger Mode
	816	+**AT+ADDMOD6=1 or 0**
903	903
904		-(% style="color:red" %)**0: **(%%)Disable Trigger Mode
	818	+1: Enable Trigger Mode
905	905
	820	+0: Disable Trigger Mode
906	906
	822	+
907	907	* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
908	908
909		-(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
	825	+**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
910	910
911	911
912	912
	829	+
913	913	==== 3.4.2.5 Poll trigger settings ====
914	914
915	915
916		-Poll trigger settings
	833	+Poll trigger settings,
917	917
918	918	* (% style="color:#037691" %)**AT Command:**
919	919
920	920	There is no AT Command for this feature.
921	921
	839	+
922	922	* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
923	923
924		-(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
	842	+**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
925	925
926	926
927	927
	846	+
928	928	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
929	929
930	930
931	931	Enable Disable DI1/DI2/DI2 as trigger,
932	932
933		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
	852	+* (% style="color:#037691" %)**AT Command:**
934	934
935		-**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
	854	+**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
936	936
937	937
	857	+**Example:**
	858	+
	859	+AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
	860	+
938	938	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
939	939
940		-(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
	863	+**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
941	941
942	942
943	943
	867	+
944	944	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
945	945
946	946
947	947	Set DI1 or DI3(for LT-33222-L) trigger.
948	948
949		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
	873	+* (% style="color:#037691" %)**AT Command:**
950	950
951		-(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
	875	+**AT+TRIG1=a,b**
952	952
953		-(% style="color:red" %)**b :** (%%)delay timing.
	877	+a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
954	954
955		-**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
	879	+b : delay timing.
956	956
957	957
	882	+**Example:**
	883	+
	884	+AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
	885	+
	886	+
958	958	* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
	888	+* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
959	959
960		-(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
961	961
962	962
963	963
...	...	@@ -966,64 +966,85 @@
966	966
967	967	Set DI2 trigger.
968	968
969		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
	898	+* (% style="color:#037691" %)**AT Command:**
970	970
971		-(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
	900	+**AT+TRIG2=a,b**
972	972
973		-(% style="color:red" %)**b :** (%%)delay timing.
974	974
975		-**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
	903	+a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
976	976
	905	+b : delay timing.
977	977
	907	+
	908	+**Example:**
	909	+
	910	+AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
	911	+
	912	+
978	978	* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
979	979
980		-(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
	915	+**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
981	981
982	982
983	983
	919	+
984	984	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
985	985
986	986
987	987	Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
988	988
989		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
	925	+* (% style="color:#037691" %)**AT Command**
990	990
	927	+**AT+ACLIM**
	928	+
	929	+
991	991	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
992	992
993		-(% 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"]]
	932	+**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
994	994
995	995
996	996
	936	+
997	997	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
998	998
999	999
1000	1000	Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1001	1001
1002		-* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
	942	+* (% style="color:#037691" %)**AT Command**
1003	1003
	944	+**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
	945	+
	946	+
1004	1004	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1005	1005
1006		-(% 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"]]
	949	+**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1007	1007
1008	1008
1009	1009
	953	+
1010	1010	==== 3.4.2.11 Trigger – Set minimum interval ====
1011	1011
1012	1012
1013	1013	Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1014	1014
1015		-* (% 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.
	959	+* (% style="color:#037691" %)**AT Command**
1016	1016
	961	+**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
	962	+
	963	+
1017	1017	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1018	1018
1019		-(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
	966	+**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1020	1020
1021	1021	(((
1022		-(% style="color:red" %)**Note: ATDC setting must be more than 5min**
	969	+
	970	+
	971	+(% style="color:red" %)Note: ATDC setting must be more than 5min
1023	1023	)))
1024	1024
1025	1025
1026	1026
	976	+
1027	1027	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1028	1028
1029	1029
...	...	@@ -1033,9 +1033,8 @@
1033	1033
1034	1034
1035	1035	* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
	986	+* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1036	1036
1037		-(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1038		-
1039	1039	(((
1040	1040	If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1041	1041	)))
...	...	@@ -1042,24 +1042,21 @@
1042	1042
1043	1043	(((
1044	1044	01: Low,  00: High ,  11: No action
1045		-
1046		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1047		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
1048		-|02  01  00  11|Low|High|No Action
1049		-|02  00  11  01|High|No Action|Low
1050		-|02  11  01  00|No Action|Low|High
1051	1051	)))
1052	1052
	996	+[[image:image-20220524092754-5.png]]
	997	+
1053	1053	(((
1054		-(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
	999	+(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
1055	1055	)))
1056	1056
1057	1057	(((
1058		-(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
	1003	+(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1059	1059	)))
1060	1060
1061	1061
1062	1062
	1008	+
1063	1063	==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1064	1064
1065	1065
...	...	@@ -1070,7 +1070,7 @@
1070	1070
1071	1071	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1072	1072
1073		-(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
	1019	+**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1074	1074
1075	1075
1076	1076	This is to control the digital output time of DO pin. Include four bytes:
...	...	@@ -1086,40 +1086,26 @@
1086	1086
1087	1087	(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1088	1088
1089		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1090		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1091		-|0x01|DO1 set to low
1092		-|0x00|DO1 set to high
1093		-|0x11|DO1 NO Action
	1035	+[[image:image-20220524093238-6.png]]
1094	1094
	1037	+
1095	1095	(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1096	1096
1097		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1098		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1099		-|0x01|DO2 set to low
1100		-|0x00|DO2 set to high
1101		-|0x11|DO2 NO Action
	1040	+[[image:image-20220524093328-7.png]]
1102	1102
	1042	+
1103	1103	(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1104	1104
1105		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1106		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1107		-|0x01|DO3 set to low
1108		-|0x00|DO3 set to high
1109		-|0x11|DO3 NO Action
	1045	+[[image:image-20220524093351-8.png]]
1110	1110
1111		-(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1112	1112
	1048	+(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1113	1113
1114		-(% style="color:red" %)**Note: **
	1050	+ Latching time. Unit: ms
1115	1115
1116		- Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
	1052	+Device will upload a packet if downlink code executes successfully.
1117	1117
1118		- Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1119	1119
1120		-(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1121		-
1122		-
1123	1123	**Example payload:**
1124	1124
1125	1125	**~1. A9 01 01 01 01 07 D0**
...	...	@@ -1140,9 +1140,10 @@
1140	1140
1141	1141
1142	1142
1143		-==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1144	1144
	1076	+==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1145	1145
	1078	+
1146	1146	* (% style="color:#037691" %)**AT Command:**
1147	1147
1148	1148	There is no AT Command to control Relay Output
...	...	@@ -1150,7 +1150,7 @@
1150	1150
1151	1151	* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1152	1152
1153		-(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
	1086	+**0x03 aa bb     **~/~/ Set RO1/RO2 output
1154	1154
1155	1155
1156	1156	(((
...	...	@@ -1159,23 +1159,17 @@
1159	1159
1160	1160	(((
1161	1161	01: Close ,  00: Open , 11: No action
	1095	+)))
1162	1162
1163		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1164		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1165		-|03  00  11|Open|No Action
1166		-|03  01  11|Close|No Action
1167		-|03  11  00|No Action|Open
1168		-|03  11  01|No Action|Close
1169		-|03  00  00|Open|Open
1170		-|03  01  01|Close|Close
1171		-|03  01  00|Close|Open
1172		-|03  00  01|Open|Close
	1097	+(((
	1098	+[[image:image-20220524093724-9.png]]
1173	1173	)))
1174	1174
1175		-(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
	1101	+Device will upload a packet if downlink code executes successfully.
1176	1176
1177	1177
1178	1178
	1105	+
1179	1179	==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1180	1180
1181	1181
...	...	@@ -1186,7 +1186,7 @@
1186	1186
1187	1187	* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1188	1188
1189		-(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
	1116	+**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1190	1190
1191	1191
1192	1192	This is to control the relay output time of relay. Include four bytes:
...	...	@@ -1202,25 +1202,17 @@
1202	1202
1203	1203	(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1204	1204
1205		-[[image:image-20221008095908-1.png||height="364" width="564"]]
	1132	+[[image:image-20220714135731-1.png||height="406" width="627"]]
1206	1206
1207	1207
1208		-(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
	1135	+(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1209	1209
	1137	+Device will upload a packet if downlink code executes successfully.
1210	1210
1211		-(% style="color:red" %)**Note:**
1212	1212
1213		- Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1214		-
1215		- Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1216		-
1217		-
1218		-(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1219		-
1220		-
1221	1221	**Example payload:**
1222	1222
1223		-**~1. 05 01 11 07 D0**
	1142	+**~1. 05 01 11 07 D**
1224	1224
1225	1225	Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1226	1226
...	...	@@ -1238,147 +1238,150 @@
1238	1238
1239	1239
1240	1240
	1160	+
1241	1241	==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1242	1242
1243	1243
1244	1244	When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1245	1245
1246		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
	1166	+* (% style="color:#037691" %)**AT Command:**
1247	1247
	1168	+**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
	1169	+
	1170	+
1248	1248	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1249	1249
1250		-(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
	1173	+**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1251	1251
1252	1252
1253	1253
	1177	+
1254	1254	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1255	1255
1256	1256
1257		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
	1181	+* (% style="color:#037691" %)**AT Command:**
1258	1258
1259		-(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
	1183	+**AT+SETCNT=aa,(bb cc dd ee) **
1260	1260
1261		-(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
	1185	+aa: 1: Set count1,
1262	1262
	1187	+2: Set count2,
1263	1263
	1189	+3: Set AV1 count
	1190	+
	1191	+Bb cc dd ee: number to be set
	1192	+
	1193	+
1264	1264	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1265	1265
1266		-(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
	1196	+**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1267	1267
1268	1268
1269	1269
	1200	+
1270	1270	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1271	1271
1272	1272
1273	1273	Clear counting for counting mode
1274	1274
1275		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
	1206	+* (% style="color:#037691" %)**AT Command:**
1276	1276
	1208	+**AT+CLRCOUNT ** ~/~/ clear all counting
	1209	+
	1210	+
1277	1277	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1278	1278
1279		-(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
	1213	+**0x A6 01    ** ~/~/ clear all counting
1280	1280
1281	1281
1282	1282
	1217	+
1283	1283	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1284	1284
1285	1285
1286	1286	* (% style="color:#037691" %)**AT Command:**
1287	1287
1288		-(% 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)
	1223	+**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1289	1289
1290	1290
1291	1291	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1292	1292
1293		-(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
	1228	+**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1294	1294
1295	1295	(((
1296	1296	range: aa bb cc:0 to 16777215,  (unit:second)
	1232	+
	1233	+
1297	1297	)))
1298	1298
	1236	+==== 3.4.2.20 Reset save DR DO state ====
1299	1299
1300		-
1301		-==== 3.4.2.20 Reset save RO DO state ====
1302		-
1303		-
1304	1304	* (% style="color:#037691" %)**AT Command:**
1305	1305
1306		-(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
	1240	+**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1307	1307
1308		-(% 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.
	1242	+**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.
1309	1309
1310	1310
1311	1311	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1312	1312
1313		-(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
	1247	+**0x AD aa  **~/~/ same as AT+RODORET =aa
1314	1314
	1249	+(((
	1250	+
1315	1315
1316		-
1317	1317	==== 3.4.2.21 Encrypted payload ====
1318	1318
1319		-
1320	1320	* (% style="color:#037691" %)**AT Command:**
1321	1321
1322		-(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
	1256	+**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1323	1323
1324		-(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
	1258	+**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1325	1325
1326	1326
1327		-
1328	1328	==== 3.4.2.22 Get sensor value ====
1329	1329
1330		-
1331	1331	* (% style="color:#037691" %)**AT Command:**
1332	1332
1333		-(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
	1265	+**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1334	1334
1335		-(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
	1267	+**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1336	1336
1337	1337
1338		-
1339	1339	==== 3.4.2.23 Resets the downlink packet count ====
1340	1340
1341		-
1342	1342	* (% style="color:#037691" %)**AT Command:**
1343	1343
1344		-(% 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)
	1274	+**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)
1345	1345
1346		-(% 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.
	1276	+**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.
1347	1347
1348	1348
1349		-
1350	1350	==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1351	1351
1352		-
1353	1353	* (% style="color:#037691" %)**AT Command:**
1354	1354
1355		-(% 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)
	1283	+ **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)
1356	1356
1357		-(% 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.
	1285	+ **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.
1358	1358
1359	1359
1360	1360	* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1361	1361
1362		-(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
	1290	+**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1363	1363
1364		-
1365		-
1366	1366	==== 3.4.2.25 Copy downlink to uplink ====
1367	1367
1368		-
1369	1369	* (% style="color:#037691" %)**AT Command**(%%)**:**
1370	1370
1371		-(% 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.
	1296	+ **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.
1372	1372
1373	1373	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.
1374	1374
1375		-
1376	1376	[[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"]]
1377	1377
1378	1378	For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1379	1379
1380		-
1381		-
1382	1382	[[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"]]
1383	1383
1384	1384	For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
...	...	@@ -1387,20 +1387,18 @@
1387	1387
1388	1388	==== 3.4.2.26 Query version number and frequency band 、TDC ====
1389	1389
1390		-
1391	1391	* (((
1392		-(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1393		-
1394		-(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1395		-
1396		-
	1313	+(% style="color:#037691" %)**Downlink Payload**(%%)**: 26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1397	1397	)))
1398	1398
1399		-**Example：**
	1316	+Example：
1400	1400
1401	1401	[[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"]]
1402	1402
1403	1403
	1321	+
	1322	+)))
	1323	+
1404	1404	== 3.5 Integrate with Mydevice ==
1405	1405
1406	1406
...	...	@@ -1425,7 +1425,7 @@
1425	1425
1426	1426	(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1427	1427
1428		-(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
	1348	+(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1429	1429
1430	1430	Search under The things network
1431	1431
...	...	@@ -1450,8 +1450,10 @@
1450	1450	[[image:image-20220524094909-5.png||height="341" width="734"]]
1451	1451
1452	1452
	1373	+
1453	1453	== 3.6 Interface Detail ==
1454	1454
	1376	+
1455	1455	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1456	1456
1457	1457
...	...	@@ -1460,16 +1460,17 @@
1460	1460	[[image:1653356991268-289.png]]
1461	1461
1462	1462
	1385	+
1463	1463	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1464	1464
1465	1465
1466	1466	(((
1467		-The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
	1390	+The DI port of LT-22222-L can support NPN or PNP output sensor.
1468	1468	)))
1469	1469
1470	1470	(((
1471	1471	(((
1472		-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.
	1395	+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.
1473	1473
1474	1474
1475	1475	)))
...	...	@@ -1496,10 +1496,10 @@
1496	1496	)))
1497	1497
1498	1498	* (((
1499		-Connect sensor's output to DI1-
	1422	+Connect sensor’s output to DI1-
1500	1500	)))
1501	1501	* (((
1502		-Connect sensor's VCC to DI1+.
	1425	+Connect sensor’s VCC to DI1+.
1503	1503	)))
1504	1504
1505	1505	(((
...	...	@@ -1507,15 +1507,17 @@
1507	1507	)))
1508	1508
1509	1509	(((
1510		-[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
	1433	+[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1511	1511	)))
1512	1512
1513	1513	(((
1514		-If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
	1437	+If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1515	1515	)))
1516	1516
1517	1517	(((
1518	1518
	1442	+
	1443	+
1519	1519	)))
1520	1520
1521	1521	(((
...	...	@@ -1527,10 +1527,10 @@
1527	1527	)))
1528	1528
1529	1529	* (((
1530		-Connect sensor's output to DI1+
	1455	+Connect sensor’s output to DI1+
1531	1531	)))
1532	1532	* (((
1533		-Connect sensor's GND DI1-.
	1458	+Connect sensor’s GND DI1-.
1534	1534	)))
1535	1535
1536	1536	(((
...	...	@@ -1547,6 +1547,8 @@
1547	1547
1548	1548	(((
1549	1549
	1475	+
	1476	+
1550	1550	)))
1551	1551
1552	1552	(((
...	...	@@ -1558,10 +1558,10 @@
1558	1558	)))
1559	1559
1560	1560	* (((
1561		-Connect sensor's output to DI1+ with a serial 50K resistor
	1488	+Connect sensor’s output to DI1+ with a serial 50K resistor
1562	1562	)))
1563	1563	* (((
1564		-Connect sensor's GND DI1-.
	1491	+Connect sensor’s GND DI1-.
1565	1565	)))
1566	1566
1567	1567	(((
...	...	@@ -1577,26 +1577,16 @@
1577	1577	)))
1578	1578
1579	1579
1580		-(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1581	1581
1582		-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.
1583		-
1584		-To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1585		-
1586		-[[image:image-20230616235145-1.png]]
1587		-
1588		-
1589		-
1590	1590	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1591	1591
1592	1592
1593		-(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
	1511	+NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1594	1594
1595		-(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1596		-
1597	1597	[[image:1653357531600-905.png]]
1598	1598
1599	1599
	1516	+
1600	1600	=== 3.6.4 Analog Input Interface ===
1601	1601
1602	1602
...	...	@@ -1612,14 +1612,15 @@
1612	1612	We take the wind speed sensor as an example for reference only.
1613	1613
1614	1614
1615		-(% style="color:blue" %)**Specifications of the wind speed sensor:**
	1532	+**Specifications of the wind speed sensor:**
1616	1616
1617		-(% style="color:red" %)**Red:  12~~24v**
	1534	+Red:  12~~24v
1618	1618
1619		-(% style="color:#ffc000" %)**Yellow:  4~~20mA**
	1536	+Yellow:  4~~20mA
1620	1620
1621		-**Black:  GND**
	1538	+Black:  GND
1622	1622
	1540	+
1623	1623	**Connection diagram:**
1624	1624
1625	1625	[[image:1653357640609-758.png]]
...	...	@@ -1627,88 +1627,35 @@
1627	1627	[[image:1653357648330-671.png||height="155" width="733"]]
1628	1628
1629	1629
1630		-Example connected to a regulated power supply to measure voltage
1631	1631
1632		-[[image:image-20230608101532-1.png||height="606" width="447"]]
1633		-
1634		-[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1635		-
1636		-[[image:image-20230608101722-3.png||height="102" width="1139"]]
1637		-
1638		-
1639		-(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1640		-
1641		-(% style="color:red" %)**Red:  12~~24v**
1642		-
1643		-**Black:  GND**
1644		-
1645		-
1646	1646	=== 3.6.5 Relay Output ===
1647	1647
1648	1648
1649	1649	(((
1650		-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:
1651		-
1652		-**Note**: RO pins go to Open(NO) when device is power off.
	1553	+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:
1653	1653	)))
1654	1654
1655	1655	[[image:image-20220524100215-9.png]]
1656	1656
1657		-
1658	1658	[[image:image-20220524100215-10.png||height="382" width="723"]]
1659	1659
1660	1660
	1561	+
1661	1661	== 3.7 LEDs Indicators ==
1662	1662
1663	1663
1664		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1665		-|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1666		-|**PWR**|Always on if there is power
1667		-|**SYS**|(((
1668		-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.
1669		-)))
1670		-|**TX**|(((
1671		-(((
1672		-Device boot: TX blinks 5 times.
1673		-)))
	1565	+[[image:image-20220524100748-11.png]]
1674	1674
1675		-(((
1676		-Successful join network: TX ON for 5 seconds.
1677		-)))
1678	1678
1679		-(((
1680		-Transmit a LoRa packet: TX blinks once
1681		-)))
1682		-)))
1683		-|**RX**|RX blinks once when receive a packet.
1684		-|**DO1**|
1685		-|**DO2**|
1686		-|**DO3**|
1687		-|**DI2**|(((
1688		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1689		-)))
1690		-|**DI2**|(((
1691		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1692		-)))
1693		-|**DI2**|(((
1694		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1695		-)))
1696		-|**RO1**|
1697		-|**RO2**|
1698	1698
1699	1699	= 4. Use AT Command =
1700	1700
	1571	+
1701	1701	== 4.1 Access AT Command ==
1702	1702
1703	1703
1704		-(((
1705	1705	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.
1706		-)))
1707	1707
1708		-(((
1709		-
1710		-)))
1711		-
1712	1712	[[image:1653358238933-385.png]]
1713	1713
1714	1714
...	...	@@ -1736,7 +1736,7 @@
1736	1736	)))
1737	1737
1738	1738	(((
1739		-AT+<CMD>=?       :  Get the value
	1604	+AT+<CMD>=?       : Get the value
1740	1740	)))
1741	1741
1742	1742	(((
...	...	@@ -1764,11 +1764,11 @@
1764	1764	)))
1765	1765
1766	1766	(((
1767		-AT+APPSKEY:  Get or Set the Application Session Key
	1632	+AT+APPSKEY: Get or Set the Application Session Key
1768	1768	)))
1769	1769
1770	1770	(((
1771		-AT+APPEUI:  Get or Set the Application EUI
	1636	+AT+APPEUI: Get or Set the Application EUI
1772	1772	)))
1773	1773
1774	1774	(((
...	...	@@ -1780,7 +1780,7 @@
1780	1780	)))
1781	1781
1782	1782	(((
1783		-AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
	1648	+AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
1784	1784	)))
1785	1785
1786	1786	(((
...	...	@@ -1816,7 +1816,7 @@
1816	1816	)))
1817	1817
1818	1818	(((
1819		-AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
	1684	+AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1820	1820	)))
1821	1821
1822	1822	(((
...	...	@@ -1860,7 +1860,7 @@
1860	1860	)))
1861	1861
1862	1862	(((
1863		-AT+VER:  Get current image version and Frequency Band
	1728	+AT+VER: Get current image version and Frequency Band
1864	1864	)))
1865	1865
1866	1866	(((
...	...	@@ -1868,7 +1868,7 @@
1868	1868	)))
1869	1869
1870	1870	(((
1871		-AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
	1736	+AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1872	1872	)))
1873	1873
1874	1874	(((
...	...	@@ -1908,108 +1908,107 @@
1908	1908	)))
1909	1909
1910	1910
	1776	+
1911	1911	== 4.2 Common AT Command Sequence ==
1912	1912
	1779	+
1913	1913	=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1914	1914
1915	1915	(((
1916	1916
1917	1917
1918		-(((
1919		-(% style="color:blue" %)**If device has not joined network yet:**
	1785	+**If device has not joined network yet:**
1920	1920	)))
1921		-)))
1922	1922
1923	1923	(((
1924		-(% style="background-color:#dcdcdc" %)**123456**
	1789	+(% style="background-color:#dcdcdc" %)123456
1925	1925	)))
1926	1926
1927	1927	(((
1928		-(% style="background-color:#dcdcdc" %)**AT+FDR**
	1793	+(% style="background-color:#dcdcdc" %)AT+FDR
1929	1929	)))
1930	1930
1931	1931	(((
1932		-(% style="background-color:#dcdcdc" %)**123456**
	1797	+(% style="background-color:#dcdcdc" %)123456
1933	1933	)))
1934	1934
1935	1935	(((
1936		-(% style="background-color:#dcdcdc" %)**AT+NJM=0**
	1801	+(% style="background-color:#dcdcdc" %)AT+NJM=0
1937	1937	)))
1938	1938
1939	1939	(((
1940		-(% style="background-color:#dcdcdc" %)**ATZ**
	1805	+(% style="background-color:#dcdcdc" %)ATZ
1941	1941	)))
1942	1942
1943	1943
1944	1944	(((
1945		-(% style="color:blue" %)**If device already joined network:**
	1810	+**If device already joined network:**
1946	1946	)))
1947	1947
1948	1948	(((
1949		-(% style="background-color:#dcdcdc" %)**AT+NJM=0**
	1814	+(% style="background-color:#dcdcdc" %)AT+NJM=0
1950	1950	)))
1951	1951
1952	1952	(((
1953		-(% style="background-color:#dcdcdc" %)**ATZ**
	1818	+(% style="background-color:#dcdcdc" %)ATZ
1954	1954	)))
1955	1955
1956	1956
	1822	+
1957	1957	=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1958	1958
1959	1959	(((
1960	1960
1961	1961
1962		-(((
1963		-(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
	1828	+(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1964	1964	)))
1965		-)))
1966	1966
1967	1967	(((
1968		-(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
	1832	+(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1969	1969	)))
1970	1970
1971	1971	(((
1972		-(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
	1836	+(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1973	1973	)))
1974	1974
1975	1975	(((
1976		-(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
	1840	+(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1977	1977	)))
1978	1978
1979	1979	(((
1980		-(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
	1844	+(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1981	1981	)))
1982	1982
1983	1983	(((
1984		-(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
	1848	+(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1985	1985	)))
1986	1986
1987	1987	(((
1988		-(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
	1852	+(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1989	1989	)))
1990	1990
1991	1991	(((
1992		-(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
	1856	+(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1993	1993	)))
1994	1994
1995	1995	(((
1996		-(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
	1860	+(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1997	1997	)))
1998	1998
1999	1999	(((
2000		-(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
	1864	+(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
2001	2001	)))
2002	2002
2003	2003	(((
2004		-(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
	1868	+(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
2005	2005	)))
2006	2006
2007	2007	(((
2008		-(% 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.
	1872	+(% 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.
2009	2009	)))
2010	2010
2011	2011	(((
2012		-(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
	1876	+(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
2013	2013
2014	2014
2015	2015	)))
...	...	@@ -2019,15 +2019,11 @@
2019	2019	)))
2020	2020
2021	2021	(((
2022		-**~1. Make sure the device is set to ABP mode in the IoT Server.**
	1886	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1887	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1888	+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.
	1889	+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
2023	2023
2024		-**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
2025		-
2026		-**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?
2027		-dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2028		-
2029		-**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.**
2030		-
2031	2031
2032	2032	)))
2033	2033
...	...	@@ -2039,30 +2039,22 @@
2039	2039
2040	2040	)))
2041	2041
	1902	+
2042	2042	=== 4.2.3 Change to Class A ===
2043	2043
2044	2044
2045		-(((
2046		-(% style="color:blue" %)**If sensor JOINED:**
	1906	+If sensor JOINED
	1907	+(% style="background-color:#dcdcdc" %)AT+CLASS=A
	1908	+ATZ
2047	2047
2048		-(% style="background-color:#dcdcdc" %)**AT+CLASS=A
2049		-ATZ**
2050		-)))
2051	2051
2052	2052
2053		-= 5. Case Study =
	1912	+= 5. FAQ =
2054	2054
2055		-== 5.1 Counting how many objects pass in Flow Line ==
2056	2056
	1915	+== 5.1 How to upgrade the image? ==
2057	2057
2058		-Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
2059	2059
2060		-
2061		-= 6. FAQ =
2062		-
2063		-== 6.1 How to upgrade the image? ==
2064		-
2065		-
2066	2066	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
2067	2067
2068	2068	* Support new features
...	...	@@ -2076,14 +2076,12 @@
2076	2076
2077	2077	(((
2078	2078	(% 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]].
2079		-(% 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]].
	1931	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
2080	2080	(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2081	2081
2082	2082
2083		-(((
2084	2084	(% style="color:blue" %)**For LT-22222-L**(%%):
2085	2085	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.
2086		-)))
2087	2087
2088	2088
2089	2089	)))
...	...	@@ -2090,10 +2090,8 @@
2090	2090
2091	2091	[[image:image-20220524103407-12.png]]
2092	2092
2093		-
2094	2094	[[image:image-20220524103429-13.png]]
2095	2095
2096		-
2097	2097	[[image:image-20220524104033-15.png]]
2098	2098
2099	2099
...	...	@@ -2105,8 +2105,10 @@
2105	2105
2106	2106	(((
2107	2107	(((
2108		-== 6.2 How to change the LoRa Frequency Bands/Region? ==
	1956	+
2109	2109
	1958	+== 5.2 How to change the LoRa Frequency Bands/Region? ==
	1959	+
2110	2110
2111	2111	)))
2112	2112	)))
...	...	@@ -2118,8 +2118,9 @@
2118	2118	(((
2119	2119
2120	2120
2121		-== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2122	2122
	1972	+== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
	1973	+
2123	2123
2124	2124	)))
2125	2125
...	...	@@ -2139,14 +2139,10 @@
2139	2139
2140	2140	(((
2141	2141	(% style="color:blue" %)**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.
2142		-
2143		-
2144	2144	)))
2145	2145
2146	2146	(((
2147	2147	[[image:1653360231087-571.png||height="401" width="727"]]
2148		-
2149		-
2150	2150	)))
2151	2151
2152	2152	(((
...	...	@@ -2154,23 +2154,21 @@
2154	2154	)))
2155	2155
2156	2156
2157		-
2158	2158	(((
2159	2159	(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2160		-
2161		-
2162	2162	)))
2163	2163
2164	2164	(((
2165		-(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2166		-(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2167		-(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2168		-(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2169		-(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2170		-(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2171		-(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2172		-(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2173		-(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
	2009	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	2010	+(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
	2011	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	2012	+(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
	2013	+(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
	2014	+(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
	2015	+(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
	2016	+(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
	2017	+(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
	2018	+(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2174	2174	)))
2175	2175
2176	2176
...	...	@@ -2181,29 +2181,26 @@
2181	2181	[[image:1653360498588-932.png||height="485" width="726"]]
2182	2182
2183	2183
2184		-== 6.4 How to change the uplink interval？ ==
2185	2185
	2030	+== 5.4 Can I see counting event in Serial? ==
2186	2186
2187		-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/]]
2188	2188
2189		-
2190		-== 6.5 Can I see counting event in Serial? ==
2191		-
2192		-
2193	2193	(((
2194	2194	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.
2195	2195
2196	2196
2197		-== 6.6 Can i use point to point communication for LT-22222-L? ==
2198	2198
	2038	+== 5.5 Can i use point to point communication for LT-22222-L? ==
2199	2199
2200		-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]].
2201	2201
	2041	+Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
	2042	+
	2043	+
2202	2202
2203	2203	)))
2204	2204
2205	2205	(((
2206		-== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
	2048	+== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2207	2207
2208	2208
2209	2209	If the device is not shut down, but directly powered off.
...	...	@@ -2215,27 +2215,13 @@
2215	2215	After restart, the status before power failure will be read from flash.
2216	2216
2217	2217
2218		-== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2219	2219
2220		-
2221		-LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2222		-
2223		-
2224		-[[image:image-20221006170630-1.png||height="610" width="945"]]
2225		-
2226		-
2227		-== 6.9 Can LT22222-L save RO state? ==
2228		-
2229		-
2230		-Firmware version needs to be no less than 1.6.0.
2231		-
2232		-
2233		-= 7. Trouble Shooting =
	2061	+= 6. Trouble Shooting =
2234	2234	)))
2235	2235
2236	2236	(((
2237	2237	(((
2238		-== 7.1 Downlink doesn't work, how to solve it? ==
	2066	+== 6.1 Downlink doesn't work, how to solve it? ==
2239	2239
2240	2240
2241	2241	)))
...	...	@@ -2248,8 +2248,9 @@
2248	2248	(((
2249	2249
2250	2250
2251		-== 7.2 Have trouble to upload image. ==
2252	2252
	2080	+== 6.2 Have trouble to upload image. ==
	2081	+
2253	2253
2254	2254	)))
2255	2255
...	...	@@ -2260,8 +2260,9 @@
2260	2260	(((
2261	2261
2262	2262
2263		-== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2264	2264
	2093	+== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
	2094	+
2265	2265
2266	2266	)))
2267	2267
...	...	@@ -2270,9 +2270,10 @@
2270	2270	)))
2271	2271
2272	2272
2273		-= 8. Order Info =
2274	2274
	2104	+= 7. Order Info =
2275	2275
	2106	+
2276	2276	(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2277	2277
2278	2278	(% style="color:#4f81bd" %)**XXX:**
...	...	@@ -2287,9 +2287,10 @@
2287	2287	* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2288	2288	* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2289	2289
2290		-= 9. Packing Info =
2291	2291
	2122	+= 8. Packing Info =
2292	2292
	2124	+
2293	2293	**Package Includes**:
2294	2294
2295	2295	* LT-22222-L I/O Controller x 1
...	...	@@ -2304,20 +2304,22 @@
2304	2304	* Package Size / pcs : 14.5 x 8 x 5 cm
2305	2305	* Weight / pcs : 170g
2306	2306
2307		-= 10. Support =
2308	2308
	2140	+= 9. Support =
2309	2309
	2142	+
2310	2310	* (((
2311	2311	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.
2312	2312	)))
2313	2313	* (((
2314		-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]]
	2147	+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]]
2315	2315
2316	2316
	2150	+
2317	2317
2318	2318	)))
2319	2319
2320		-= 11. Reference​​​​​ =
	2154	+= 10. Reference​​​​​ =
2321	2321
2322	2322
2323	2323	* 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]]

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