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

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Content

...	...	@@ -11,12 +11,17 @@
11	11
12	12
13	13
	14	+
	15	+
	16	+
14	14	= 1.Introduction =
15	15
16	16	== 1.1 What is LT Series I/O Controller ==
17	17
18	18	(((
19		-The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
	22	+
	23	+
	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.
20	20	)))
21	21
22	22	(((
...	...	@@ -24,7 +24,7 @@
24	24	)))
25	25
26	26	(((
27		-The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
	32	+The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
28	28	)))
29	29
30	30	(((
...	...	@@ -45,9 +45,12 @@
45	45
46	46	)))
47	47
	53	+
48	48	== 1.2  Specifications ==
49	49
50	50	(((
	57	+
	58	+
51	51	**Hardware System:**
52	52	)))
53	53
...	...	@@ -71,6 +71,8 @@
71	71	)))
72	72
73	73	(((
	82	+
	83	+
74	74	**Interface for Model: LT22222-L:**
75	75	)))
76	76
...	...	@@ -94,6 +94,8 @@
94	94	)))
95	95
96	96	(((
	107	+
	108	+
97	97	**LoRa Spec:**
98	98	)))
99	99
...	...	@@ -154,6 +154,8 @@
154	154	* (((
155	155	Packet engine up to 256 bytes with CRC.
156	156
	169	+
	170	+
157	157
158	158	)))
159	159
...	...	@@ -167,6 +167,8 @@
167	167	* Firmware upgradable via program port
168	168	* Counting
169	169
	184	+
	185	+
170	170	== 1.4  Applications ==
171	171
172	172	* Smart Buildings & Home Automation
...	...	@@ -176,6 +176,8 @@
176	176	* Smart Cities
177	177	* Smart Factory
178	178
	195	+
	196	+
179	179	== 1.5 Hardware Variants ==
180	180
181	181	(% border="1" style="background-color:#f7faff; width:500px" %)
...	...	@@ -201,6 +201,7 @@
201	201	[[image:1653297104069-180.png]]
202	202
203	203
	222	+
204	204	= 3. Operation Mode =
205	205
206	206	== 3.1 How it works? ==
...	...	@@ -211,10 +211,9 @@
211	211
212	212	(((
213	213	In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
214		-
215		-
216	216	)))
217	217
	235	+
218	218	== 3.2 Example to join LoRaWAN network ==
219	219
220	220	(((
...	...	@@ -223,12 +223,13 @@
223	223
224	224	[[image:image-20220523172350-1.png||height="266" width="864"]]
225	225
	244	+
226	226	(((
227	227	The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
228	228	)))
229	229
230	230	(((
231		-**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
	250	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
232	232	)))
233	233
234	234	(((
...	...	@@ -237,6 +237,7 @@
237	237
238	238	[[image:1653297924498-393.png]]
239	239
	259	+
240	240	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
241	241
242	242	Add APP EUI in the application.
...	...	@@ -250,12 +250,13 @@
250	250
251	251
252	252	(((
253		-**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.
	273	+(% 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.
254	254	)))
255	255
256	256	[[image:1653298044601-602.png||height="405" width="709"]]
257	257
258	258
	279	+
259	259	== 3.3 Uplink Payload ==
260	260
261	261	There are five working modes + one interrupt mode on LT for different type application:
...	...	@@ -267,6 +267,8 @@
267	267	* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
268	268	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
269	269
	291	+
	292	+
270	270	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
271	271
272	272	The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
...	...	@@ -274,6 +274,8 @@
274	274	[[image:image-20220523174024-3.png]]
275	275
276	276	(((
	300	+
	301	+
277	277	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
278	278	)))
279	279
...	...	@@ -287,6 +287,7 @@
287	287
288	288	For example if payload is: [[image:image-20220523175847-2.png]]
289	289
	315	+
290	290	**The value for the interface is:  **
291	291
292	292	AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
...	...	@@ -317,8 +317,11 @@
317	317	** DO1 is high in case there is load between DO1 and V+.
318	318	** DO1 LED is off in both case
319	319
	346	+
	347	+
320	320	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
321	321
	350	+
322	322	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
323	323
324	324	(((
...	...	@@ -327,6 +327,7 @@
327	327
328	328	[[image:image-20220523180452-3.png]]
329	329
	359	+
330	330	(((
331	331	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
332	332	)))
...	...	@@ -342,6 +342,8 @@
342	342	)))
343	343
344	344	(((
	375	+
	376	+
345	345	**To use counting mode, please run:**
346	346	)))
347	347
...	...	@@ -349,17 +349,14 @@
349	349	(((
350	350	(((
351	351	**AT+MOD=2**
352		-)))
353		-)))
354	354
355		-(% class="box infomessage" %)
356		-(((
357		-(((
358	358	**ATZ**
359	359	)))
360	360	)))
361	361
362	362	(((
	390	+
	391	+
363	363	(% style="color:#4f81bd" %)**AT Commands for counting:**
364	364	)))
365	365
...	...	@@ -371,45 +371,21 @@
371	371	(((
372	372	(((
373	373	**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
374		-)))
375		-)))
376	376
377		-(% class="box infomessage" %)
378		-(((
379		-(((
380	380	**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
381		-)))
382		-)))
383	383
384		-(% class="box infomessage" %)
385		-(((
386		-(((
387	387	**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
388		-)))
389		-)))
390	390
391		-(% class="box infomessage" %)
392		-(((
393		-(((
394	394	**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
395		-)))
396		-)))
397	397
398		-(% class="box infomessage" %)
399		-(((
400		-(((
401	401	**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
402		-)))
403		-)))
404	404
405		-(% class="box infomessage" %)
406		-(((
407		-(((
408	408	**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
409	409	)))
410	410	)))
411	411
412	412
	417	+
413	413	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
414	414
415	415	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -438,12 +438,7 @@
438	438	(((
439	439	(((
440	440	**AT+MOD=3**
441		-)))
442		-)))
443	443
444		-(% class="box infomessage" %)
445		-(((
446		-(((
447	447	**ATZ**
448	448	)))
449	449	)))
...	...	@@ -450,12 +450,13 @@
450	450
451	451	(((
452	452	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
453		-
454		-
455	455	)))
456	456
	455	+
	456	+
457	457	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
458	458
	459	+
459	459	**LT22222-L**: This mode the DI1 is used as a counting pin.
460	460
461	461	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.
...	...	@@ -462,6 +462,7 @@
462	462
463	463	[[image:image-20220523181903-8.png]]
464	464
	466	+
465	465	(((
466	466	(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
467	467	)))
...	...	@@ -477,6 +477,8 @@
477	477	)))
478	478
479	479	(((
	482	+
	483	+
480	480	**To use this mode, please run:**
481	481	)))
482	482
...	...	@@ -484,25 +484,20 @@
484	484	(((
485	485	(((
486	486	**AT+MOD=4**
487		-)))
488		-)))
489	489
490		-(% class="box infomessage" %)
491		-(((
492		-(((
493	493	**ATZ**
494	494	)))
495	495	)))
496	496
497		-(((
498		-
499		-)))
500	500
	497	+
501	501	(((
502	502	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
503	503	)))
504	504
505	505	(((
	503	+
	504	+
506	506	**Plus below command for AVI1 Counting:**
507	507	)))
508	508
...	...	@@ -509,28 +509,13 @@
509	509	(% class="box infomessage" %)
510	510	(((
511	511	(((
512		-**AT+SETCNT=3,60   (set AVI Count to 60)**
513		-)))
514		-)))
	511	+(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
515	515
516		-(% class="box infomessage" %)
517		-(((
518		-(((
519		-**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
520		-)))
521		-)))
	513	+(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
522	522
523		-(% class="box infomessage" %)
524		-(((
525		-(((
526		-**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
527		-)))
528		-)))
	515	+(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
529	529
530		-(% class="box infomessage" %)
531		-(((
532		-(((
533		-**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
	517	+(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
534	534	)))
535	535	)))
536	536
...	...	@@ -537,11 +537,14 @@
537	537
538	538	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
539	539
	524	+
540	540	**LT22222-L**: This mode the DI1 is used as a counting pin.
541	541
542	542	[[image:image-20220523182334-9.png]]
543	543
544	544	(((
	530	+
	531	+
545	545	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
546	546	)))
547	547
...	...	@@ -556,6 +556,8 @@
556	556	)))
557	557
558	558	(((
	546	+
	547	+
559	559	**To use this mode, please run:**
560	560	)))
561	561
...	...	@@ -563,12 +563,7 @@
563	563	(((
564	564	(((
565	565	**AT+MOD=5**
566		-)))
567		-)))
568	568
569		-(% class="box infomessage" %)
570		-(((
571		-(((
572	572	**ATZ**
573	573	)))
574	574	)))
...	...	@@ -575,12 +575,13 @@
575	575
576	576	(((
577	577	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
578		-
579		-
580	580	)))
581	581
	564	+
	565	+
582	582	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
583	583
	568	+
584	584	(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
585	585
586	586	For example, if user has configured below commands:
...	...	@@ -593,7 +593,7 @@
593	593	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
594	594	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.**
595	595
596		-**AT Command to set Trigger Condition**:
	581	+(% style="color:#037691" %)**AT Command to set Trigger Condition**:
597	597
598	598	(% style="color:#4f81bd" %)**Trigger base on voltage**:
599	599
...	...	@@ -605,6 +605,8 @@
605	605
606	606	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
607	607
	593	+
	594	+
608	608	(% style="color:#4f81bd" %)**Trigger base on current**:
609	609
610	610	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
...	...	@@ -613,6 +613,8 @@
613	613
614	614	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
615	615
	603	+
	604	+
616	616	(% style="color:#4f81bd" %)**Trigger base on DI status**:
617	617
618	618	DI status trigger Flag.
...	...	@@ -619,12 +619,13 @@
619	619
620	620	Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
621	621
	611	+
622	622	**Example:**
623	623
624	624	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
625	625
626	626
627		-**Downlink Command to set Trigger Condition**
	617	+(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
628	628
629	629	Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
630	630
...	...	@@ -642,14 +642,18 @@
642	642
643	643	Yy4 yy4: AC2 or AV2 high limit.
644	644
	635	+
645	645	**Example1**: AA 00 13 88 00 00 00 00 00 00
646	646
647	647	Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
648	648
	640	+
649	649	**Example2**: AA 02 01 00
650	650
651	651	Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
652	652
	645	+
	646	+
653	653	(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
654	654
655	655	MOD6 Payload : total 11 bytes payload
...	...	@@ -656,6 +656,7 @@
656	656
657	657	[[image:image-20220524085923-1.png]]
658	658
	653	+
659	659	(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
660	660
661	661	[[image:image-20220524090106-2.png]]
...	...	@@ -700,14 +700,18 @@
700	700	When device got this command, it will send the MOD6 payload.
701	701
702	702
	698	+
703	703	=== 3.3.7 Payload Decoder ===
704	704
705	705	(((
	702	+
	703	+
706	706	**Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
707	707
708	708
709	709	)))
710	710
	709	+
711	711	== 3.4 ​Configure LT via AT or Downlink ==
712	712
713	713	User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
...	...	@@ -716,15 +716,18 @@
716	716	There are two kinds of Commands:
717	717	)))
718	718
719		-* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
	718	+* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
720	720
721	721	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
722	722
	722	+
	723	+
723	723	=== 3.4.1 Common Commands ===
724	724
725	725	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]]
726	726
727	727
	729	+
728	728	=== 3.4.2 Sensor related commands ===
729	729
730	730	==== 3.4.2.1 Set Transmit Interval ====
...	...	@@ -731,7 +731,7 @@
731	731
732	732	Set device uplink interval.
733	733
734		-* AT Command:
	736	+* (% style="color:#037691" %)**AT Command:**
735	735
736	736	(% class="box infomessage" %)
737	737	(((
...	...	@@ -740,8 +740,9 @@
740	740
741	741	**Example: **AT+TDC=30000. Means set interval to 30 seconds
742	742
743		-* Downlink Payload (prefix 0x01):
744	744
	746	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
	747	+
745	745	(% class="box infomessage" %)
746	746	(((
747	747	**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
...	...	@@ -748,11 +748,12 @@
748	748	)))
749	749
750	750
	754	+
751	751	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
752	752
753	753	Set work mode.
754	754
755		-* AT Command:
	759	+* (% style="color:#037691" %)**AT Command:**
756	756
757	757	(% class="box infomessage" %)
758	758	(((
...	...	@@ -761,8 +761,9 @@
761	761
762	762	**Example**: AT+MOD=2. Set work mode to Double DI counting mode
763	763
764		-* Downlink Payload (prefix 0x0A):
765	765
	769	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
	770	+
766	766	(% class="box infomessage" %)
767	767	(((
768	768	**0x0A aa     ~/~/ Same as AT+MOD=aa**
...	...	@@ -769,14 +769,16 @@
769	769	)))
770	770
771	771
	777	+
772	772	==== 3.4.2.3 Poll an uplink ====
773	773
774		-* AT Command:
	780	+* (% style="color:#037691" %)AT Command:
775	775
776	776	There is no AT Command to poll uplink
777	777
778		-* Downlink Payload (prefix 0x08):
779	779
	785	+* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
	786	+
780	780	(% class="box infomessage" %)
781	781	(((
782	782	**0x08 FF     ~/~/ Poll an uplink,**
...	...	@@ -785,11 +785,12 @@
785	785	**Example**: 0x08FF, ask device to send an Uplink
786	786
787	787
	795	+
788	788	==== 3.4.2.4 Enable Trigger Mode ====
789	789
790		-Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
	798	+Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
791	791
792		-* AT Command:
	800	+* (% style="color:#037691" %)AT Command:
793	793
794	794	(% class="box infomessage" %)
795	795	(((
...	...	@@ -800,8 +800,9 @@
800	800
801	801	0: Disable Trigger Mode
802	802
803		-* Downlink Payload (prefix 0x0A 06):
804	804
	812	+* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
	813	+
805	805	(% class="box infomessage" %)
806	806	(((
807	807	**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
...	...	@@ -808,16 +808,18 @@
808	808	)))
809	809
810	810
	820	+
811	811	==== 3.4.2.5 Poll trigger settings ====
812	812
813	813	Poll trigger settings,
814	814
815		-* AT Command:
	825	+* (% style="color:#037691" %)AT Command:
816	816
817	817	There is no AT Command for this feature.
818	818
819		-* Downlink Payload (prefix 0x AB 06):
820	820
	830	+* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
	831	+
821	821	(% class="box infomessage" %)
822	822	(((
823	823	**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
...	...	@@ -824,11 +824,12 @@
824	824	)))
825	825
826	826
	838	+
827	827	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
828	828
829	829	Enable Disable DI1/DI2/DI2 as trigger,
830	830
831		-* AT Command:
	843	+* (% style="color:#037691" %)AT Command:
832	832
833	833	(% class="box infomessage" %)
834	834	(((
...	...	@@ -835,11 +835,12 @@
835	835	**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
836	836	)))
837	837
	850	+
838	838	**Example:**
839	839
840	840	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
841	841
842		-* Downlink Payload (prefix 0xAA 02):
	855	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
843	843
844	844	(% class="box infomessage" %)
845	845	(((
...	...	@@ -847,11 +847,12 @@
847	847	)))
848	848
849	849
	863	+
850	850	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
851	851
852	852	Set DI1 or DI3(for LT-33222-L) trigger.
853	853
854		-* AT Command:
	868	+* (% style="color:#037691" %)AT Command:
855	855
856	856	(% class="box infomessage" %)
857	857	(((
...	...	@@ -862,12 +862,14 @@
862	862
863	863	b : delay timing.
864	864
	879	+
865	865	**Example:**
866	866
867	867	AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
868	868
869		-* Downlink Payload (prefix 0x09 01 ):
870	870
	885	+* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
	886	+
871	871	(% class="box infomessage" %)
872	872	(((
873	873	**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
...	...	@@ -874,11 +874,12 @@
874	874	)))
875	875
876	876
	893	+
877	877	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
878	878
879	879	Set DI2 trigger.
880	880
881		-* AT Command:
	898	+* (% style="color:#037691" %)AT Command:
882	882
883	883	(% class="box infomessage" %)
884	884	(((
...	...	@@ -889,12 +889,14 @@
889	889
890	890	b : delay timing.
891	891
	909	+
892	892	**Example:**
893	893
894	894	AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
895	895
896		-* Downlink Payload (prefix 0x09 02 ):
897	897
	915	+* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
	916	+
898	898	(% class="box infomessage" %)
899	899	(((
900	900	**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
...	...	@@ -901,11 +901,12 @@
901	901	)))
902	902
903	903
	923	+
904	904	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
905	905
906		-Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
	926	+Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
907	907
908		-* AT Command:
	928	+* (% style="color:#037691" %)AT Command:
909	909
910	910	(% class="box infomessage" %)
911	911	(((
...	...	@@ -912,38 +912,42 @@
912	912	**AT+ACLIM. **
913	913	)))
914	914
915		-* Downlink Payload (prefix 0xAA 01 ):
916	916
	936	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
	937	+
917	917	(% class="box infomessage" %)
918	918	(((
919		-**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
	940	+**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
920	920	)))
921	921
922	922
	944	+
923	923	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
924	924
925		-Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
	947	+Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
926	926
927		-* AT Command:
	949	+* (% style="color:#037691" %)AT Command:
928	928
929	929	(% class="box infomessage" %)
930	930	(((
931		-**AT+AVLIM. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
	953	+**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
932	932	)))
933	933
934		-* Downlink Payload (prefix 0xAA 00 ):
935	935
	957	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
	958	+
936	936	(% class="box infomessage" %)
937	937	(((
938		-**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
	961	+**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
939	939	)))
940	940
941	941
	965	+
942	942	==== 3.4.2.11 Trigger – Set minimum interval ====
943	943
944	944	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
945	945
946		-* AT Command:
	970	+* (% style="color:#037691" %)AT Command:
947	947
948	948	(% class="box infomessage" %)
949	949	(((
...	...	@@ -950,8 +950,9 @@
950	950	**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
951	951	)))
952	952
953		-* Downlink Payload (prefix 0xAC ):
954	954
	978	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
	979	+
955	955	(% class="box infomessage" %)
956	956	(((
957	957	**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
...	...	@@ -958,14 +958,16 @@
958	958	)))
959	959
960	960
	986	+
961	961	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
962	962
963		-* AT Command:
	989	+* (% style="color:#037691" %)AT Command:
964	964
965	965	There is no AT Command to control Digital Output
966	966
967		-* Downlink Payload (prefix 0x02):
968	968
	994	+* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
	995	+
969	969	(% class="box infomessage" %)
970	970	(((
971	971	**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
...	...	@@ -990,14 +990,16 @@
990	990	)))
991	991
992	992
	1020	+
993	993	==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
994	994
995		-* AT Command:
	1023	+* (% style="color:#037691" %)AT Command:
996	996
997	997	There is no AT Command to control Digital Output
998	998
999		-* Downlink Payload (prefix 0xA9):
1000	1000
	1028	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
	1029	+
1001	1001	(% class="box infomessage" %)
1002	1002	(((
1003	1003	(((
...	...	@@ -1015,18 +1015,22 @@
1015	1015
1016	1016	00: DO pins will change to an inverter state after timeout
1017	1017
	1047	+
1018	1018	(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1019	1019
1020	1020	[[image:image-20220524093238-6.png]]
1021	1021
	1052	+
1022	1022	(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1023	1023
1024	1024	[[image:image-20220524093328-7.png]]
1025	1025
	1057	+
1026	1026	(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1027	1027
1028	1028	[[image:image-20220524093351-8.png]]
1029	1029
	1062	+
1030	1030	(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1031	1031
1032	1032	Latching time. Unit: ms
...	...	@@ -1033,6 +1033,7 @@
1033	1033
1034	1034	Device will upload a packet if downlink code executes successfully.
1035	1035
	1069	+
1036	1036	**Example payload:**
1037	1037
1038	1038	**~1. A9 01 01 01 01 07 D0**
...	...	@@ -1052,14 +1052,16 @@
1052	1052	DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low
1053	1053
1054	1054
1055		-=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1056	1056
1057		-* AT Command:
	1090	+==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1058	1058
	1092	+* (% style="color:#037691" %)AT Command:
	1093	+
1059	1059	There is no AT Command to control Relay Output
1060	1060
1061		-* Downlink Payload (prefix 0x03):
1062	1062
	1097	+* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
	1098	+
1063	1063	(% class="box infomessage" %)
1064	1064	(((
1065	1065	**0x03 aa bb     ~/~/ Set RO1/RO2 output**
...	...	@@ -1080,14 +1080,16 @@
1080	1080	Device will upload a packet if downlink code executes successfully.
1081	1081
1082	1082
	1119	+
1083	1083	==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1084	1084
1085		-* AT Command:
	1122	+* (% style="color:#037691" %)AT Command:
1086	1086
1087	1087	There is no AT Command to control Relay Output
1088	1088
1089		-* Downlink Payload (prefix 0x05):
1090	1090
	1127	+* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
	1128	+
1091	1091	(% class="box infomessage" %)
1092	1092	(((
1093	1093	**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
...	...	@@ -1103,14 +1103,17 @@
1103	1103
1104	1104	00: Relays will change to an inverter state after timeout
1105	1105
	1144	+
1106	1106	(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1107	1107
1108	1108	[[image:image-20220524093831-10.png]]
1109	1109
	1149	+
1110	1110	(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1111	1111
1112	1112	Device will upload a packet if downlink code executes successfully.
1113	1113
	1154	+
1114	1114	**Example payload:**
1115	1115
1116	1116	**~1. 05 01 11 07 D0**
...	...	@@ -1130,19 +1130,21 @@
1130	1130	Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1131	1131
1132	1132
	1174	+
1133	1133	==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1134	1134
1135		-When voltage exceed the threshold, count. Feature see [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]
	1177	+When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1136	1136
1137		-* AT Command:
	1179	+* (% style="color:#037691" %)AT Command:
1138	1138
1139	1139	(% class="box infomessage" %)
1140	1140	(((
1141		-**AT+VOLMAX    ~/~/ See [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]**
	1183	+**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1142	1142	)))
1143	1143
1144		-* Downlink Payload (prefix 0xA5):
1145	1145
	1187	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA5):
	1188	+
1146	1146	(% class="box infomessage" %)
1147	1147	(((
1148	1148	**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
...	...	@@ -1149,9 +1149,10 @@
1149	1149	)))
1150	1150
1151	1151
	1195	+
1152	1152	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1153	1153
1154		-* AT Command:
	1198	+* (% style="color:#037691" %)AT Command:
1155	1155
1156	1156	(% class="box infomessage" %)
1157	1157	(((
...	...	@@ -1166,8 +1166,9 @@
1166	1166
1167	1167	Bb cc dd ee: number to be set
1168	1168
1169		-* Downlink Payload (prefix 0xA8):
1170	1170
	1214	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA8):
	1215	+
1171	1171	(% class="box infomessage" %)
1172	1172	(((
1173	1173	**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
...	...	@@ -1174,11 +1174,12 @@
1174	1174	)))
1175	1175
1176	1176
	1222	+
1177	1177	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1178	1178
1179	1179	Clear counting for counting mode
1180	1180
1181		-* AT Command:
	1227	+* (% style="color:#037691" %)AT Command:
1182	1182
1183	1183	(% class="box infomessage" %)
1184	1184	(((
...	...	@@ -1185,7 +1185,7 @@
1185	1185	**AT+CLRCOUNT ~/~/ clear all counting**
1186	1186	)))
1187	1187
1188		-* Downlink Payload (prefix 0xA6):
	1234	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA6):
1189	1189
1190	1190	(% class="box infomessage" %)
1191	1191	(((
...	...	@@ -1193,9 +1193,10 @@
1193	1193	)))
1194	1194
1195	1195
	1242	+
1196	1196	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1197	1197
1198		-* AT Command:
	1245	+* (% style="color:#037691" %)AT Command:
1199	1199
1200	1200	(% class="box infomessage" %)
1201	1201	(((
...	...	@@ -1202,7 +1202,7 @@
1202	1202	**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1203	1203	)))
1204	1204
1205		-* Downlink Payload (prefix 0xA7):
	1252	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA7):
1206	1206
1207	1207	(% class="box infomessage" %)
1208	1208	(((
...	...	@@ -1215,16 +1215,17 @@
1215	1215
1216	1216	)))
1217	1217
	1265	+
1218	1218	== 3.5 Integrate with Mydevice ==
1219	1219
1220	1220	Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
1221	1221
1222	1222	(((
1223		-**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
	1271	+(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1224	1224	)))
1225	1225
1226	1226	(((
1227		-**Step 2**: To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
	1275	+(% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1228	1228	)))
1229	1229
1230	1230	[[image:1653356737703-362.png||height="232" width="732"]]
...	...	@@ -1231,30 +1231,38 @@
1231	1231
1232	1232	[[image:image-20220524094641-11.png||height="390" width="723"]]
1233	1233
	1282	+
1234	1234	[[image:image-20220524094641-12.png||height="402" width="718"]]
1235	1235
1236		-**Step 3**: Create an account or log in Mydevices.
1237	1237
1238		-**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
	1286	+(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1239	1239
	1288	+(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
	1289	+
1240	1240	Search under The things network
1241	1241
1242	1242	[[image:1653356838789-523.png||height="337" width="740"]]
1243	1243
1244	1244
	1295	+
1245	1245	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1246	1246
1247	1247	[[image:image-20220524094909-1.png||height="335" width="729"]]
1248	1248
	1300	+
1249	1249	[[image:image-20220524094909-2.png||height="337" width="729"]]
1250	1250
	1303	+
1251	1251	[[image:image-20220524094909-3.png||height="338" width="727"]]
1252	1252
	1306	+
1253	1253	[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1254	1254
	1309	+
1255	1255	[[image:image-20220524094909-5.png||height="341" width="734"]]
1256	1256
1257	1257
	1313	+
1258	1258	== 3.6 Interface Detail ==
1259	1259
1260	1260	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
...	...	@@ -1264,6 +1264,7 @@
1264	1264	[[image:1653356991268-289.png]]
1265	1265
1266	1266
	1323	+
1267	1267	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1268	1268
1269	1269	(((
...	...	@@ -1279,52 +1279,106 @@
1279	1279	[[image:1653357170703-587.png]]
1280	1280
1281	1281	(((
	1339	+(((
1282	1282	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1283	1283	)))
	1342	+)))
1284	1284
	1344	+(((
	1345	+
	1346	+)))
1285	1285
1286		-**Example1**: Connect to a Low active sensor.
	1348	+(((
	1349	+(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
	1350	+)))
1287	1287
	1352	+(((
1288	1288	This type of sensor will output a low signal GND when active.
	1354	+)))
1289	1289
1290		-* Connect sensor’s output to DI1-
1291		-* Connect sensor’s VCC to DI1+.
	1356	+* (((
	1357	+Connect sensor’s output to DI1-
	1358	+)))
	1359	+* (((
	1360	+Connect sensor’s VCC to DI1+.
	1361	+)))
1292	1292
1293		-So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
	1363	+(((
	1364	+So when sensor active, the current between NEC2501 pin1 and pin2 is：
	1365	+)))
1294	1294
1295		-[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]] = DI1+ / 1K.**
	1367	+(((
	1368	+[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
	1369	+)))
1296	1296
1297		-If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
	1371	+(((
	1372	+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.
	1373	+)))
1298	1298
	1375	+(((
	1376	+
	1377	+)))
1299	1299
1300		-**Example2**: Connect to a High active sensor.
	1379	+(((
	1380	+(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
	1381	+)))
1301	1301
	1383	+(((
1302	1302	This type of sensor will output a high signal (example 24v) when active.
	1385	+)))
1303	1303
1304		-* Connect sensor’s output to DI1+
1305		-* Connect sensor’s GND DI1-.
	1387	+* (((
	1388	+Connect sensor’s output to DI1+
	1389	+)))
	1390	+* (((
	1391	+Connect sensor’s GND DI1-.
	1392	+)))
1306	1306
	1394	+(((
1307	1307	So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1396	+)))
1308	1308
1309		-[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
	1398	+(((
	1399	+[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
	1400	+)))
1310	1310
1311		-If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
	1402	+(((
	1403	+If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
	1404	+)))
1312	1312
	1406	+(((
	1407	+
	1408	+)))
1313	1313
1314		-**Example3**: Connect to a 220v high active sensor.
	1410	+(((
	1411	+(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
	1412	+)))
1315	1315
	1414	+(((
1316	1316	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
	1416	+)))
1317	1317
1318		-* Connect sensor’s output to DI1+ with a serial 50K resistor
1319		-* Connect sensor’s GND DI1-.
	1418	+* (((
	1419	+Connect sensor’s output to DI1+ with a serial 50K resistor
	1420	+)))
	1421	+* (((
	1422	+Connect sensor’s GND DI1-.
	1423	+)))
1320	1320
	1425	+(((
1321	1321	So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1427	+)))
1322	1322
1323		- [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
	1429	+(((
	1430	+ [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
	1431	+)))
1324	1324
1325		-If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
	1433	+(((
	1434	+If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
	1435	+)))
1326	1326
1327	1327
	1438	+
1328	1328	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1329	1329
1330	1330	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
...	...	@@ -1332,12 +1332,14 @@
1332	1332	[[image:1653357531600-905.png]]
1333	1333
1334	1334
	1446	+
1335	1335	=== 3.6.4 Analog Input Interface ===
1336	1336
1337	1337	The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
1338	1338
1339		-**AC2 = (IN2 voltage )/12**
1340	1340
	1452	+(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
	1453	+
1341	1341	[[image:1653357592296-182.png]]
1342	1342
1343	1343	Example to connect a 4~~20mA sensor
...	...	@@ -1344,22 +1344,24 @@
1344	1344
1345	1345	We take the wind speed sensor as an example for reference only.
1346	1346
1347		-Specifications of the wind speed sensor:
1348	1348
1349		-Red:12~~24v
	1461	+**Specifications of the wind speed sensor:**
1350	1350
1351		-Yellow:4~~20mA
	1463	+Red:  12~~24v
1352	1352
1353		-Black:GND
	1465	+Yellow:  4~~20mA
1354	1354
	1467	+Black:  GND
1355	1355
1356		-Connection diagram:
1357	1357
	1470	+**Connection diagram:**
	1471	+
1358	1358	[[image:1653357640609-758.png]]
1359	1359
1360	1360	[[image:1653357648330-671.png||height="155" width="733"]]
1361	1361
1362	1362
	1477	+
1363	1363	=== 3.6.5 Relay Output ===
1364	1364
1365	1365	(((
...	...	@@ -1371,6 +1371,7 @@
1371	1371	[[image:image-20220524100215-10.png||height="382" width="723"]]
1372	1372
1373	1373
	1489	+
1374	1374	== 3.7 LEDs Indicators ==
1375	1375
1376	1376	[[image:image-20220524100748-11.png]]
...	...	@@ -1384,6 +1384,7 @@
1384	1384
1385	1385	[[image:1653358238933-385.png]]
1386	1386
	1503	+
1387	1387	(((
1388	1388	In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
1389	1389	)))
...	...	@@ -1390,6 +1390,7 @@
1390	1390
1391	1391	[[image:1653358355238-883.png]]
1392	1392
	1510	+
1393	1393	(((
1394	1394	More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1395	1395	)))
...	...	@@ -1580,12 +1580,16 @@
1580	1580
1581	1581	)))
1582	1582
	1701	+
	1702	+
1583	1583	== 4.2 Common AT Command Sequence ==
1584	1584
1585	1585	=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1586	1586
1587	1587	(((
1588		-If device has not joined network yet:
	1708	+
	1709	+
	1710	+**If device has not joined network yet:**
1589	1589	)))
1590	1590
1591	1591	(((
...	...	@@ -1610,7 +1610,7 @@
1610	1610
1611	1611
1612	1612	(((
1613		-If device already joined network:
	1735	+**If device already joined network:**
1614	1614	)))
1615	1615
1616	1616	(((
...	...	@@ -1623,10 +1623,14 @@
1623	1623
1624	1624	)))
1625	1625
	1748	+
	1749	+
1626	1626	=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1627	1627
1628	1628	(((
1629		-(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1753	+
	1754	+
	1755	+(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1630	1630	)))
1631	1631
1632	1632	(((
...	...	@@ -1634,7 +1634,7 @@
1634	1634	)))
1635	1635
1636	1636	(((
1637		-(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1763	+(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1638	1638	)))
1639	1639
1640	1640	(((
...	...	@@ -1642,39 +1642,41 @@
1642	1642	)))
1643	1643
1644	1644	(((
1645		-(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
	1771	+(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1646	1646	)))
1647	1647
1648	1648	(((
1649		-(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
	1775	+(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1650	1650	)))
1651	1651
1652	1652	(((
1653		-(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
	1779	+(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1654	1654	)))
1655	1655
1656	1656	(((
1657		-(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
	1783	+(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1658	1658	)))
1659	1659
1660	1660	(((
1661		-(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
	1787	+(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1662	1662	)))
1663	1663
1664	1664	(((
1665		-(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1791	+(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1666	1666	)))
1667	1667
1668	1668	(((
1669		-(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
	1795	+(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1670	1670	)))
1671	1671
1672	1672	(((
1673		-(% 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.
	1799	+(% 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.
1674	1674	)))
1675	1675
1676	1676	(((
1677		-(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1803	+(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1804	+
	1805	+
1678	1678	)))
1679	1679
1680	1680	(((
...	...	@@ -1696,6 +1696,7 @@
1696	1696
1697	1697	)))
1698	1698
	1827	+
1699	1699	=== 4.2.3 Change to Class A ===
1700	1700
1701	1701	If sensor JOINED
...	...	@@ -1707,19 +1707,25 @@
1707	1707
1708	1708	== 5.1 How to upgrade the image? ==
1709	1709
	1839	+
1710	1710	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1711	1711
1712	1712	* Support new features
1713	1713	* For bug fix
1714	1714	* Change LoRaWAN bands.
	1845	+
1715	1715	Below shows the hardware connection for how to upload an image to the LT:
1716		-* [[image:1653359603330-121.png]]
1717	1717
	1848	+[[image:1653359603330-121.png]]
	1849	+
	1850	+
1718	1718	(((
1719		-**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]].
1720		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1721		-**Step3: **Open flashloader; choose the correct COM port to update.
1722		-**For LT-22222-L**:
	1852	+(% 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]].
	1853	+(% 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/]].
	1854	+(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
	1855	+
	1856	+
	1857	+(% style="color:blue" %)**For LT-22222-L**(%%):
1723	1723	Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1724	1724	)))
1725	1725
...	...	@@ -1729,6 +1729,7 @@
1729	1729
1730	1730	[[image:image-20220524104033-15.png]]
1731	1731
	1867	+
1732	1732	(% 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:
1733	1733
1734	1734	[[image:1653360054704-518.png||height="186" width="745"]]
...	...	@@ -1736,6 +1736,8 @@
1736	1736
1737	1737	(((
1738	1738	(((
	1875	+
	1876	+
1739	1739	== 5.2 How to change the LoRa Frequency Bands/Region? ==
1740	1740	)))
1741	1741	)))
...	...	@@ -1742,11 +1742,11 @@
1742	1742
1743	1743	(((
1744	1744	User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1745		-
1746		-
1747	1747	)))
1748	1748
1749	1749	(((
	1886	+
	1887	+
1750	1750	== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1751	1751	)))
1752	1752
...	...	@@ -1759,6 +1759,8 @@
1759	1759	(((
1760	1760	(((
1761	1761	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
	1900	+
	1901	+
1762	1762	)))
1763	1763	)))
1764	1764
...	...	@@ -1774,23 +1774,25 @@
1774	1774	(% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1775	1775	)))
1776	1776
	1917	+
1777	1777	(((
1778	1778	(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1779	1779	)))
1780	1780
1781	1781	(((
1782		-(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1783		-(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1784		-(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1785		-(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1786		-(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1787		-(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1788		-(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1789		-(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1790		-(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1791		-(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
	1923	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	1924	+(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
	1925	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	1926	+(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
	1927	+(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
	1928	+(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
	1929	+(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
	1930	+(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
	1931	+(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
	1932	+(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1792	1792	)))
1793	1793
	1935	+
1794	1794	(((
1795	1795	As shown in below:
1796	1796	)))
...	...	@@ -1803,192 +1803,105 @@
1803	1803	(((
1804	1804	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.
1805	1805
1806		-
1807		-)))
1808	1808
1809		-(((
1810		-= 6. Trouble Shooting =
1811		-)))
	1949	+== 5.5 Can i use point to point communication for LT-22222-L? ==
1812	1812
1813		-(((
1814		-(((
1815		-== 6.1 Downlink doesn’t work, how to solve it? ==
	1951	+Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1816	1816	)))
1817		-)))
1818	1818
1819	1819	(((
1820		-Please see this link for how to debug: [[LoRaWAN Communication Debug>>LoRaWAN Communication Debug||anchor="H5.1Howitwork"]]
	1955	+== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1821	1821
1822		-[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork]]
	1957	+If the device is not shut down, but directly powered off.
1823	1823
1824		-
1825		-)))
	1959	+It will default that this is a power-off state.
1826	1826
1827		-(((
1828		-== 6.2 Have trouble to upload image. ==
1829		-)))
	1961	+In modes 2 to 5, DO RO status and pulse count are saved in flash.
1830	1830
1831		-(((
1832		-See this link for trouble shooting:
	1963	+After restart, the status before power failure will be read from flash.
1833	1833
1834		-[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/>>http://wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
	1965	+= 6. Trouble Shooting =
1835	1835	)))
1836	1836
1837	1837	(((
1838		-
1839		-)))
1840		-
1841	1841	(((
1842		-== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
	1970	+== 6.1 Downlink doesn’t work, how to solve it? ==
1843	1843	)))
	1972	+)))
1844	1844
1845	1845	(((
1846		-It might be about the channels mapping. Please see this link for detail:
1847		-
1848		-[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband]]
	1975	+Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1849	1849	)))
1850	1850
1851	1851	(((
1852	1852
1853		-)))
1854	1854
1855		-(((
1856		-= 7. Order Info =
	1981	+== 6.2 Have trouble to upload image. ==
1857	1857	)))
1858	1858
1859	1859	(((
1860		-(((
1861		-(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
	1985	+See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1862	1862	)))
1863		-)))
1864	1864
1865	1865	(((
1866		-(((
1867		-(% style="color:#4f81bd" %)**XXX:**
1868		-)))
1869		-)))
	1989	+
1870	1870
1871		-(((
1872		-* (((
1873		-(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
	1991	+== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1874	1874	)))
1875		-)))
1876	1876
1877	1877	(((
1878		-* (((
1879		-(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
	1995	+It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1880	1880	)))
1881		-)))
1882	1882
1883		-(((
1884		-* (((
1885		-(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1886		-)))
1887		-)))
1888	1888
1889		-(((
1890		-* (((
1891		-(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1892		-)))
1893		-)))
1894	1894
1895		-(((
1896		-* (((
1897		-(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1898		-)))
1899		-)))
	2000	+= 7. Order Info =
1900	1900
1901		-(((
1902		-* (((
1903		-(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1904		-)))
1905		-)))
1906	1906
1907		-(((
1908		-* (((
1909		-(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1910		-)))
1911		-)))
	2003	+(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1912	1912
1913		-(((
1914		-* (((
1915		-(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1916		-)))
1917		-)))
1918	1918
1919		-(((
1920		-* (((
1921		-(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
	2006	+(% style="color:#4f81bd" %)**XXX:**
1922	1922
1923		-
1924		-)))
	2008	+* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
	2009	+* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
	2010	+* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
	2011	+* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
	2012	+* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
	2013	+* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
	2014	+* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
	2015	+* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
	2016	+* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1925	1925
1926	1926	= 8. Packing Info =
1927		-)))
1928	1928
1929		-(((
1930		-(((
	2020	+
1931	1931	**Package Includes**:
1932		-)))
1933		-)))
1934	1934
1935		-(((
1936		-(((
1937	1937	* LT-22222-L I/O Controller x 1
1938	1938	* Stick Antenna for LoRa RF part x 1
1939	1939	* Bracket for controller x1
1940	1940	* Program cable x 1
1941		-)))
1942		-)))
1943	1943
1944		-(((
1945		-(((
1946	1946	**Dimension and weight**:
1947		-)))
1948		-)))
1949	1949
1950		-(((
1951		-(((
1952	1952	* Device Size: 13.5 x 7 x 3 cm
1953	1953	* Device Weight: 105g
1954	1954	* Package Size / pcs : 14.5 x 8 x 5 cm
1955	1955	* Weight / pcs : 170g
1956	1956
1957		-
1958		-)))
1959		-)))
1960		-
1961		-(((
1962	1962	= 9. Support =
1963		-)))
1964	1964
1965	1965	* (((
1966		-(((
1967	1967	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.
1968	1968	)))
1969		-)))
1970	1970	* (((
1971		-(((
1972		-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
	2041	+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]]
1973	1973	)))
1974		-)))
1975	1975
1976		-(((
1977		-(((
1978		- [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1979		-
1980		-
1981		-)))
1982		-
1983		-(((
1984	1984	= 10. Reference​​​​​ =
1985	1985
1986		-* Product Page:
1987		-
1988		-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]]
1989		-
	2046	+* 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]]
1990	1990	* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1991	1991	* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1992	1992	* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1993		-)))
1994		-)))

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