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
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	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	(((
...	...	@@ -41,11 +41,16 @@
41	41
42	42	(((
43	43	[[image:1653295757274-912.png]]
	49	+
	50	+
44	44	)))
45	45
	53	+
46	46	== 1.2  Specifications ==
47	47
48	48	(((
	57	+
	58	+
49	49	**Hardware System:**
50	50	)))
51	51
...	...	@@ -69,6 +69,8 @@
69	69	)))
70	70
71	71	(((
	82	+
	83	+
72	72	**Interface for Model: LT22222-L:**
73	73	)))
74	74
...	...	@@ -92,6 +92,8 @@
92	92	)))
93	93
94	94	(((
	107	+
	108	+
95	95	**LoRa Spec:**
96	96	)))
97	97
...	...	@@ -151,6 +151,10 @@
151	151	)))
152	152	* (((
153	153	Packet engine up to 256 bytes with CRC.
	168	+
	169	+
	170	+
	171	+
154	154	)))
155	155
156	156	== 1.3 Features ==
...	...	@@ -163,6 +163,8 @@
163	163	* Firmware upgradable via program port
164	164	* Counting
165	165
	184	+
	185	+
166	166	== 1.4  Applications ==
167	167
168	168	* Smart Buildings & Home Automation
...	...	@@ -172,6 +172,8 @@
172	172	* Smart Cities
173	173	* Smart Factory
174	174
	195	+
	196	+
175	175	== 1.5 Hardware Variants ==
176	176
177	177	(% border="1" style="background-color:#f7faff; width:500px" %)
...	...	@@ -185,6 +185,7 @@
185	185	* 1 x Counting Port
186	186	)))
187	187
	210	+
188	188	= 2. Power ON Device =
189	189
190	190	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.
...	...	@@ -195,6 +195,8 @@
195	195
196	196	[[image:1653297104069-180.png]]
197	197
	221	+
	222	+
198	198	= 3. Operation Mode =
199	199
200	200	== 3.1 How it works? ==
...	...	@@ -207,6 +207,7 @@
207	207	In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
208	208	)))
209	209
	235	+
210	210	== 3.2 Example to join LoRaWAN network ==
211	211
212	212	(((
...	...	@@ -215,12 +215,13 @@
215	215
216	216	[[image:image-20220523172350-1.png||height="266" width="864"]]
217	217
	244	+
218	218	(((
219	219	The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
220	220	)))
221	221
222	222	(((
223		-**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.
224	224	)))
225	225
226	226	(((
...	...	@@ -229,6 +229,7 @@
229	229
230	230	[[image:1653297924498-393.png]]
231	231
	259	+
232	232	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
233	233
234	234	Add APP EUI in the application.
...	...	@@ -235,16 +235,20 @@
235	235
236	236	[[image:1653297955910-247.png||height="321" width="716"]]
237	237
	266	+
238	238	Add APP KEY and DEV EUI
239	239
240	240	[[image:1653298023685-319.png]]
241	241
	271	+
242	242	(((
243		-**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.
244	244	)))
245	245
246	246	[[image:1653298044601-602.png||height="405" width="709"]]
247	247
	278	+
	279	+
248	248	== 3.3 Uplink Payload ==
249	249
250	250	There are five working modes + one interrupt mode on LT for different type application:
...	...	@@ -256,6 +256,8 @@
256	256	* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
257	257	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
258	258
	291	+
	292	+
259	259	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
260	260
261	261	The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
...	...	@@ -263,6 +263,8 @@
263	263	[[image:image-20220523174024-3.png]]
264	264
265	265	(((
	300	+
	301	+
266	266	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
267	267	)))
268	268
...	...	@@ -276,6 +276,7 @@
276	276
277	277	For example if payload is: [[image:image-20220523175847-2.png]]
278	278
	315	+
279	279	**The value for the interface is:  **
280	280
281	281	AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
...	...	@@ -306,8 +306,11 @@
306	306	** DO1 is high in case there is load between DO1 and V+.
307	307	** DO1 LED is off in both case
308	308
	346	+
	347	+
309	309	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
310	310
	350	+
311	311	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
312	312
313	313	(((
...	...	@@ -316,6 +316,7 @@
316	316
317	317	[[image:image-20220523180452-3.png]]
318	318
	359	+
319	319	(((
320	320	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
321	321	)))
...	...	@@ -331,6 +331,8 @@
331	331	)))
332	332
333	333	(((
	375	+
	376	+
334	334	**To use counting mode, please run:**
335	335	)))
336	336
...	...	@@ -338,17 +338,14 @@
338	338	(((
339	339	(((
340	340	**AT+MOD=2**
341		-)))
342		-)))
343	343
344		-(% class="box infomessage" %)
345		-(((
346		-(((
347	347	**ATZ**
348	348	)))
349	349	)))
350	350
351	351	(((
	390	+
	391	+
352	352	(% style="color:#4f81bd" %)**AT Commands for counting:**
353	353	)))
354	354
...	...	@@ -360,44 +360,21 @@
360	360	(((
361	361	(((
362	362	**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
363		-)))
364		-)))
365	365
366		-(% class="box infomessage" %)
367		-(((
368		-(((
369	369	**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
370		-)))
371		-)))
372	372
373		-(% class="box infomessage" %)
374		-(((
375		-(((
376	376	**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
377		-)))
378		-)))
379	379
380		-(% class="box infomessage" %)
381		-(((
382		-(((
383	383	**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
384		-)))
385		-)))
386	386
387		-(% class="box infomessage" %)
388		-(((
389		-(((
390	390	**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
391		-)))
392		-)))
393	393
394		-(% class="box infomessage" %)
395		-(((
396		-(((
397	397	**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
398	398	)))
399	399	)))
400	400
	416	+
	417	+
401	401	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
402	402
403	403	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -426,12 +426,7 @@
426	426	(((
427	427	(((
428	428	**AT+MOD=3**
429		-)))
430		-)))
431	431
432		-(% class="box infomessage" %)
433		-(((
434		-(((
435	435	**ATZ**
436	436	)))
437	437	)))
...	...	@@ -440,8 +440,11 @@
440	440	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
441	441	)))
442	442
	455	+
	456	+
443	443	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
444	444
	459	+
445	445	**LT22222-L**: This mode the DI1 is used as a counting pin.
446	446
447	447	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.
...	...	@@ -448,6 +448,7 @@
448	448
449	449	[[image:image-20220523181903-8.png]]
450	450
	466	+
451	451	(((
452	452	(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
453	453	)))
...	...	@@ -463,6 +463,8 @@
463	463	)))
464	464
465	465	(((
	482	+
	483	+
466	466	**To use this mode, please run:**
467	467	)))
468	468
...	...	@@ -470,25 +470,20 @@
470	470	(((
471	471	(((
472	472	**AT+MOD=4**
473		-)))
474		-)))
475	475
476		-(% class="box infomessage" %)
477		-(((
478		-(((
479	479	**ATZ**
480	480	)))
481	481	)))
482	482
483		-(((
484		-
485		-)))
486	486
	497	+
487	487	(((
488	488	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
489	489	)))
490	490
491	491	(((
	503	+
	504	+
492	492	**Plus below command for AVI1 Counting:**
493	493	)))
494	494
...	...	@@ -495,38 +495,27 @@
495	495	(% class="box infomessage" %)
496	496	(((
497	497	(((
498		-**AT+SETCNT=3,60   (set AVI Count to 60)**
499		-)))
500		-)))
	511	+(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
501	501
502		-(% class="box infomessage" %)
503		-(((
504		-(((
505		-**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
506		-)))
507		-)))
	513	+(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
508	508
509		-(% class="box infomessage" %)
510		-(((
511		-(((
512		-**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
513		-)))
514		-)))
	515	+(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
515	515
516		-(% class="box infomessage" %)
517		-(((
518		-(((
519		-**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)**
520	520	)))
521	521	)))
522	522
	521	+
523	523	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
524	524
	524	+
525	525	**LT22222-L**: This mode the DI1 is used as a counting pin.
526	526
527	527	[[image:image-20220523182334-9.png]]
528	528
529	529	(((
	530	+
	531	+
530	530	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
531	531	)))
532	532
...	...	@@ -541,6 +541,8 @@
541	541	)))
542	542
543	543	(((
	546	+
	547	+
544	544	**To use this mode, please run:**
545	545	)))
546	546
...	...	@@ -548,12 +548,7 @@
548	548	(((
549	549	(((
550	550	**AT+MOD=5**
551		-)))
552		-)))
553	553
554		-(% class="box infomessage" %)
555		-(((
556		-(((
557	557	**ATZ**
558	558	)))
559	559	)))
...	...	@@ -562,8 +562,11 @@
562	562	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
563	563	)))
564	564
	564	+
	565	+
565	565	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
566	566
	568	+
567	567	(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
568	568
569	569	For example, if user has configured below commands:
...	...	@@ -576,7 +576,7 @@
576	576	1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
577	577	1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
578	578
579		-**AT Command to set Trigger Condition**:
	581	+(% style="color:#037691" %)**AT Command to set Trigger Condition**:
580	580
581	581	(% style="color:#4f81bd" %)**Trigger base on voltage**:
582	582
...	...	@@ -588,6 +588,8 @@
588	588
589	589	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
590	590
	593	+
	594	+
591	591	(% style="color:#4f81bd" %)**Trigger base on current**:
592	592
593	593	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
...	...	@@ -596,6 +596,8 @@
596	596
597	597	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
598	598
	603	+
	604	+
599	599	(% style="color:#4f81bd" %)**Trigger base on DI status**:
600	600
601	601	DI status trigger Flag.
...	...	@@ -602,12 +602,13 @@
602	602
603	603	Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
604	604
	611	+
605	605	**Example:**
606	606
607	607	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
608	608
609	609
610		-**Downlink Command to set Trigger Condition**
	617	+(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
611	611
612	612	Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
613	613
...	...	@@ -625,14 +625,18 @@
625	625
626	626	Yy4 yy4: AC2 or AV2 high limit.
627	627
	635	+
628	628	**Example1**: AA 00 13 88 00 00 00 00 00 00
629	629
630	630	Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
631	631
	640	+
632	632	**Example2**: AA 02 01 00
633	633
634	634	Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
635	635
	645	+
	646	+
636	636	(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
637	637
638	638	MOD6 Payload : total 11 bytes payload
...	...	@@ -639,6 +639,7 @@
639	639
640	640	[[image:image-20220524085923-1.png]]
641	641
	653	+
642	642	(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
643	643
644	644	[[image:image-20220524090106-2.png]]
...	...	@@ -682,12 +682,19 @@
682	682
683	683	When device got this command, it will send the MOD6 payload.
684	684
	697	+
	698	+
685	685	=== 3.3.7 Payload Decoder ===
686	686
687	687	(((
	702	+
	703	+
688	688	**Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
	705	+
	706	+
689	689	)))
690	690
	709	+
691	691	== 3.4 ​Configure LT via AT or Downlink ==
692	692
693	693	User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
...	...	@@ -696,14 +696,18 @@
696	696	There are two kinds of Commands:
697	697	)))
698	698
699		-* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
	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]]
700	700
701	701	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
702	702
	722	+
	723	+
703	703	=== 3.4.1 Common Commands ===
704	704
705	705	They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
706	706
	728	+
	729	+
707	707	=== 3.4.2 Sensor related commands ===
708	708
709	709	==== 3.4.2.1 Set Transmit Interval ====
...	...	@@ -710,7 +710,7 @@
710	710
711	711	Set device uplink interval.
712	712
713		-* AT Command:
	736	+* (% style="color:#037691" %)**AT Command:**
714	714
715	715	(% class="box infomessage" %)
716	716	(((
...	...	@@ -719,18 +719,21 @@
719	719
720	720	**Example: **AT+TDC=30000. Means set interval to 30 seconds
721	721
722		-* Downlink Payload (prefix 0x01):
723	723
	746	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
	747	+
724	724	(% class="box infomessage" %)
725	725	(((
726	726	**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
727	727	)))
728	728
	753	+
	754	+
729	729	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
730	730
731	731	Set work mode.
732	732
733		-* AT Command:
	759	+* (% style="color:#037691" %)**AT Command:**
734	734
735	735	(% class="box infomessage" %)
736	736	(((
...	...	@@ -739,21 +739,25 @@
739	739
740	740	**Example**: AT+MOD=2. Set work mode to Double DI counting mode
741	741
742		-* Downlink Payload (prefix 0x0A):
743	743
	769	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
	770	+
744	744	(% class="box infomessage" %)
745	745	(((
746	746	**0x0A aa     ~/~/ Same as AT+MOD=aa**
747	747	)))
748	748
	776	+
	777	+
749	749	==== 3.4.2.3 Poll an uplink ====
750	750
751		-* AT Command:
	780	+* (% style="color:#037691" %)AT Command:
752	752
753	753	There is no AT Command to poll uplink
754	754
755		-* Downlink Payload (prefix 0x08):
756	756
	785	+* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
	786	+
757	757	(% class="box infomessage" %)
758	758	(((
759	759	**0x08 FF     ~/~/ Poll an uplink,**
...	...	@@ -761,11 +761,13 @@
761	761
762	762	**Example**: 0x08FF, ask device to send an Uplink
763	763
	794	+
	795	+
764	764	==== 3.4.2.4 Enable Trigger Mode ====
765	765
766		-Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
	798	+Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
767	767
768		-* AT Command:
	800	+* (% style="color:#037691" %)AT Command:
769	769
770	770	(% class="box infomessage" %)
771	771	(((
...	...	@@ -776,33 +776,39 @@
776	776
777	777	0: Disable Trigger Mode
778	778
779		-* Downlink Payload (prefix 0x0A 06):
780	780
	812	+* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
	813	+
781	781	(% class="box infomessage" %)
782	782	(((
783	783	**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
784	784	)))
785	785
	819	+
	820	+
786	786	==== 3.4.2.5 Poll trigger settings ====
787	787
788	788	Poll trigger settings,
789	789
790		-* AT Command:
	825	+* (% style="color:#037691" %)AT Command:
791	791
792	792	There is no AT Command for this feature.
793	793
794		-* Downlink Payload (prefix 0x AB 06):
795	795
	830	+* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
	831	+
796	796	(% class="box infomessage" %)
797	797	(((
798	798	**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
799	799	)))
800	800
	837	+
	838	+
801	801	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
802	802
803	803	Enable Disable DI1/DI2/DI2 as trigger,
804	804
805		-* AT Command:
	843	+* (% style="color:#037691" %)AT Command:
806	806
807	807	(% class="box infomessage" %)
808	808	(((
...	...	@@ -809,11 +809,12 @@
809	809	**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
810	810	)))
811	811
	850	+
812	812	**Example:**
813	813
814	814	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
815	815
816		-* Downlink Payload (prefix 0xAA 02):
	855	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
817	817
818	818	(% class="box infomessage" %)
819	819	(((
...	...	@@ -820,11 +820,13 @@
820	820	**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
821	821	)))
822	822
	862	+
	863	+
823	823	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
824	824
825	825	Set DI1 or DI3(for LT-33222-L) trigger.
826	826
827		-* AT Command:
	868	+* (% style="color:#037691" %)AT Command:
828	828
829	829	(% class="box infomessage" %)
830	830	(((
...	...	@@ -835,22 +835,26 @@
835	835
836	836	b : delay timing.
837	837
	879	+
838	838	**Example:**
839	839
840	840	AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
841	841
842		-* Downlink Payload (prefix 0x09 01 ):
843	843
	885	+* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
	886	+
844	844	(% class="box infomessage" %)
845	845	(((
846	846	**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
847	847	)))
848	848
	892	+
	893	+
849	849	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
850	850
851	851	Set DI2 trigger.
852	852
853		-* AT Command:
	898	+* (% style="color:#037691" %)AT Command:
854	854
855	855	(% class="box infomessage" %)
856	856	(((
...	...	@@ -861,22 +861,26 @@
861	861
862	862	b : delay timing.
863	863
	909	+
864	864	**Example:**
865	865
866	866	AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
867	867
868		-* Downlink Payload (prefix 0x09 02 ):
869	869
	915	+* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
	916	+
870	870	(% class="box infomessage" %)
871	871	(((
872	872	**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
873	873	)))
874	874
	922	+
	923	+
875	875	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
876	876
877		-Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
	926	+Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
878	878
879		-* AT Command:
	928	+* (% style="color:#037691" %)AT Command:
880	880
881	881	(% class="box infomessage" %)
882	882	(((
...	...	@@ -883,36 +883,42 @@
883	883	**AT+ACLIM. **
884	884	)))
885	885
886		-* Downlink Payload (prefix 0xAA 01 ):
887	887
	936	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
	937	+
888	888	(% class="box infomessage" %)
889	889	(((
890		-**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
	940	+**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
891	891	)))
892	892
	943	+
	944	+
893	893	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
894	894
895		-Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
	947	+Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
896	896
897		-* AT Command:
	949	+* (% style="color:#037691" %)AT Command:
898	898
899	899	(% class="box infomessage" %)
900	900	(((
901		-**AT+AVLIM. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
	953	+**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
902	902	)))
903	903
904		-* Downlink Payload (prefix 0xAA 00 ):
905	905
	957	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
	958	+
906	906	(% class="box infomessage" %)
907	907	(((
908		-**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
	961	+**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
909	909	)))
910	910
	964	+
	965	+
911	911	==== 3.4.2.11 Trigger – Set minimum interval ====
912	912
913	913	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
914	914
915		-* AT Command:
	970	+* (% style="color:#037691" %)AT Command:
916	916
917	917	(% class="box infomessage" %)
918	918	(((
...	...	@@ -919,21 +919,25 @@
919	919	**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
920	920	)))
921	921
922		-* Downlink Payload (prefix 0xAC ):
923	923
	978	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
	979	+
924	924	(% class="box infomessage" %)
925	925	(((
926	926	**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
927	927	)))
928	928
	985	+
	986	+
929	929	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
930	930
931		-* AT Command:
	989	+* (% style="color:#037691" %)AT Command:
932	932
933	933	There is no AT Command to control Digital Output
934	934
935		-* Downlink Payload (prefix 0x02):
936	936
	994	+* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
	995	+
937	937	(% class="box infomessage" %)
938	938	(((
939	939	**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
...	...	@@ -958,14 +958,16 @@
958	958	)))
959	959
960	960
	1020	+
961	961	==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
962	962
963		-* AT Command:
	1023	+* (% style="color:#037691" %)AT Command:
964	964
965	965	There is no AT Command to control Digital Output
966	966
967		-* Downlink Payload (prefix 0xA9):
968	968
	1028	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
	1029	+
969	969	(% class="box infomessage" %)
970	970	(((
971	971	(((
...	...	@@ -983,18 +983,22 @@
983	983
984	984	00: DO pins will change to an inverter state after timeout
985	985
	1047	+
986	986	(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
987	987
988	988	[[image:image-20220524093238-6.png]]
989	989
	1052	+
990	990	(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
991	991
992	992	[[image:image-20220524093328-7.png]]
993	993
	1057	+
994	994	(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
995	995
996	996	[[image:image-20220524093351-8.png]]
997	997
	1062	+
998	998	(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
999	999
1000	1000	Latching time. Unit: ms
...	...	@@ -1001,6 +1001,7 @@
1001	1001
1002	1002	Device will upload a packet if downlink code executes successfully.
1003	1003
	1069	+
1004	1004	**Example payload:**
1005	1005
1006	1006	**~1. A9 01 01 01 01 07 D0**
...	...	@@ -1020,14 +1020,16 @@
1020	1020	DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low
1021	1021
1022	1022
1023		-=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1024	1024
1025		-* AT Command:
	1090	+==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1026	1026
	1092	+* (% style="color:#037691" %)AT Command:
	1093	+
1027	1027	There is no AT Command to control Relay Output
1028	1028
1029		-* Downlink Payload (prefix 0x03):
1030	1030
	1097	+* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
	1098	+
1031	1031	(% class="box infomessage" %)
1032	1032	(((
1033	1033	**0x03 aa bb     ~/~/ Set RO1/RO2 output**
...	...	@@ -1048,14 +1048,16 @@
1048	1048	Device will upload a packet if downlink code executes successfully.
1049	1049
1050	1050
	1119	+
1051	1051	==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1052	1052
1053		-* AT Command:
	1122	+* (% style="color:#037691" %)AT Command:
1054	1054
1055	1055	There is no AT Command to control Relay Output
1056	1056
1057		-* Downlink Payload (prefix 0x05):
1058	1058
	1127	+* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
	1128	+
1059	1059	(% class="box infomessage" %)
1060	1060	(((
1061	1061	**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
...	...	@@ -1071,14 +1071,17 @@
1071	1071
1072	1072	00: Relays will change to an inverter state after timeout
1073	1073
	1144	+
1074	1074	(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1075	1075
1076	1076	[[image:image-20220524093831-10.png]]
1077	1077
	1149	+
1078	1078	(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1079	1079
1080	1080	Device will upload a packet if downlink code executes successfully.
1081	1081
	1154	+
1082	1082	**Example payload:**
1083	1083
1084	1084	**~1. 05 01 11 07 D0**
...	...	@@ -1098,27 +1098,31 @@
1098	1098	Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1099	1099
1100	1100
	1174	+
1101	1101	==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1102	1102
1103		-When voltage exceed the threshold, count. Feature see [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]
	1177	+When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1104	1104
1105		-* AT Command:
	1179	+* (% style="color:#037691" %)AT Command:
1106	1106
1107	1107	(% class="box infomessage" %)
1108	1108	(((
1109		-**AT+VOLMAX    ~/~/ See [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]**
	1183	+**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1110	1110	)))
1111	1111
1112		-* Downlink Payload (prefix 0xA5):
1113	1113
	1187	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA5):
	1188	+
1114	1114	(% class="box infomessage" %)
1115	1115	(((
1116	1116	**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1117	1117	)))
1118	1118
	1194	+
	1195	+
1119	1119	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1120	1120
1121		-* AT Command:
	1198	+* (% style="color:#037691" %)AT Command:
1122	1122
1123	1123	(% class="box infomessage" %)
1124	1124	(((
...	...	@@ -1133,18 +1133,21 @@
1133	1133
1134	1134	Bb cc dd ee: number to be set
1135	1135
1136		-* Downlink Payload (prefix 0xA8):
1137	1137
	1214	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA8):
	1215	+
1138	1138	(% class="box infomessage" %)
1139	1139	(((
1140	1140	**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1141	1141	)))
1142	1142
	1221	+
	1222	+
1143	1143	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1144	1144
1145	1145	Clear counting for counting mode
1146	1146
1147		-* AT Command:
	1227	+* (% style="color:#037691" %)AT Command:
1148	1148
1149	1149	(% class="box infomessage" %)
1150	1150	(((
...	...	@@ -1151,7 +1151,7 @@
1151	1151	**AT+CLRCOUNT ~/~/ clear all counting**
1152	1152	)))
1153	1153
1154		-* Downlink Payload (prefix 0xA6):
	1234	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA6):
1155	1155
1156	1156	(% class="box infomessage" %)
1157	1157	(((
...	...	@@ -1158,9 +1158,11 @@
1158	1158	**0x A6 01     ~/~/ clear all counting,**
1159	1159	)))
1160	1160
	1241	+
	1242	+
1161	1161	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1162	1162
1163		-* AT Command:
	1245	+* (% style="color:#037691" %)AT Command:
1164	1164
1165	1165	(% class="box infomessage" %)
1166	1166	(((
...	...	@@ -1167,7 +1167,7 @@
1167	1167	**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1168	1168	)))
1169	1169
1170		-* Downlink Payload (prefix 0xA7):
	1252	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA7):
1171	1171
1172	1172	(% class="box infomessage" %)
1173	1173	(((
...	...	@@ -1176,18 +1176,21 @@
1176	1176
1177	1177	(((
1178	1178	range: aa bb cc:0 to 16777215,  (unit:second)
	1261	+
	1262	+
1179	1179	)))
1180	1180
	1265	+
1181	1181	== 3.5 Integrate with Mydevice ==
1182	1182
1183	1183	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:
1184	1184
1185	1185	(((
1186		-**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.
1187	1187	)))
1188	1188
1189	1189	(((
1190		-**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:
1191	1191	)))
1192	1192
1193	1193	[[image:1653356737703-362.png||height="232" width="732"]]
...	...	@@ -1194,28 +1194,38 @@
1194	1194
1195	1195	[[image:image-20220524094641-11.png||height="390" width="723"]]
1196	1196
	1282	+
1197	1197	[[image:image-20220524094641-12.png||height="402" width="718"]]
1198	1198
1199		-**Step 3**: Create an account or log in Mydevices.
1200	1200
1201		-**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.
1202	1202
	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	+
1203	1203	Search under The things network
1204	1204
1205	1205	[[image:1653356838789-523.png||height="337" width="740"]]
1206	1206
	1294	+
	1295	+
1207	1207	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1208	1208
1209	1209	[[image:image-20220524094909-1.png||height="335" width="729"]]
1210	1210
	1300	+
1211	1211	[[image:image-20220524094909-2.png||height="337" width="729"]]
1212	1212
	1303	+
1213	1213	[[image:image-20220524094909-3.png||height="338" width="727"]]
1214	1214
	1306	+
1215	1215	[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1216	1216
	1309	+
1217	1217	[[image:image-20220524094909-5.png||height="341" width="734"]]
1218	1218
	1312	+
	1313	+
1219	1219	== 3.6 Interface Detail ==
1220	1220
1221	1221	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
...	...	@@ -1224,6 +1224,8 @@
1224	1224
1225	1225	[[image:1653356991268-289.png]]
1226	1226
	1322	+
	1323	+
1227	1227	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1228	1228
1229	1229	(((
...	...	@@ -1239,51 +1239,106 @@
1239	1239	[[image:1653357170703-587.png]]
1240	1240
1241	1241	(((
	1339	+(((
1242	1242	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1243	1243	)))
	1342	+)))
1244	1244
	1344	+(((
	1345	+
	1346	+)))
1245	1245
1246		-**Example1**: Connect to a Low active sensor.
	1348	+(((
	1349	+(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
	1350	+)))
1247	1247
	1352	+(((
1248	1248	This type of sensor will output a low signal GND when active.
	1354	+)))
1249	1249
1250		-* Connect sensor’s output to DI1-
1251		-* Connect sensor’s VCC to DI1+.
	1356	+* (((
	1357	+Connect sensor’s output to DI1-
	1358	+)))
	1359	+* (((
	1360	+Connect sensor’s VCC to DI1+.
	1361	+)))
1252	1252
1253		-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	+)))
1254	1254
1255		-[[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	+)))
1256	1256
1257		-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	+)))
1258	1258
	1375	+(((
	1376	+
	1377	+)))
1259	1259
1260		-**Example2**: Connect to a High active sensor.
	1379	+(((
	1380	+(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
	1381	+)))
1261	1261
	1383	+(((
1262	1262	This type of sensor will output a high signal (example 24v) when active.
	1385	+)))
1263	1263
1264		-* Connect sensor’s output to DI1+
1265		-* Connect sensor’s GND DI1-.
	1387	+* (((
	1388	+Connect sensor’s output to DI1+
	1389	+)))
	1390	+* (((
	1391	+Connect sensor’s GND DI1-.
	1392	+)))
1266	1266
	1394	+(((
1267	1267	So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1396	+)))
1268	1268
1269		-[[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	+)))
1270	1270
1271		-If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
	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	+)))
1272	1272
	1406	+(((
	1407	+
	1408	+)))
1273	1273
1274		-**Example3**: Connect to a 220v high active sensor.
	1410	+(((
	1411	+(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
	1412	+)))
1275	1275
	1414	+(((
1276	1276	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
	1416	+)))
1277	1277
1278		-* Connect sensor’s output to DI1+ with a serial 50K resistor
1279		-* 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	+)))
1280	1280
	1425	+(((
1281	1281	So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1427	+)))
1282	1282
1283		- [[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	+)))
1284	1284
1285		-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	+)))
1286	1286
	1437	+
	1438	+
1287	1287	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1288	1288
1289	1289	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
...	...	@@ -1290,12 +1290,15 @@
1290	1290
1291	1291	[[image:1653357531600-905.png]]
1292	1292
	1445	+
	1446	+
1293	1293	=== 3.6.4 Analog Input Interface ===
1294	1294
1295	1295	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:
1296	1296
1297		-**AC2 = (IN2 voltage )/12**
1298	1298
	1452	+(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
	1453	+
1299	1299	[[image:1653357592296-182.png]]
1300	1300
1301	1301	Example to connect a 4~~20mA sensor
...	...	@@ -1302,21 +1302,24 @@
1302	1302
1303	1303	We take the wind speed sensor as an example for reference only.
1304	1304
1305		-Specifications of the wind speed sensor:
1306	1306
1307		-Red:12~~24v
	1461	+**Specifications of the wind speed sensor:**
1308	1308
1309		-Yellow:4~~20mA
	1463	+Red:  12~~24v
1310	1310
1311		-Black:GND
	1465	+Yellow:  4~~20mA
1312	1312
	1467	+Black:  GND
1313	1313
1314		-Connection diagram:
1315	1315
	1470	+**Connection diagram:**
	1471	+
1316	1316	[[image:1653357640609-758.png]]
1317	1317
1318	1318	[[image:1653357648330-671.png||height="155" width="733"]]
1319	1319
	1476	+
	1477	+
1320	1320	=== 3.6.5 Relay Output ===
1321	1321
1322	1322	(((
...	...	@@ -1327,10 +1327,13 @@
1327	1327
1328	1328	[[image:image-20220524100215-10.png||height="382" width="723"]]
1329	1329
	1488	+
	1489	+
1330	1330	== 3.7 LEDs Indicators ==
1331	1331
1332	1332	[[image:image-20220524100748-11.png]]
1333	1333
	1494	+
1334	1334	= 4. Use AT Command =
1335	1335
1336	1336	== 4.1 Access AT Command ==
...	...	@@ -1339,6 +1339,7 @@
1339	1339
1340	1340	[[image:1653358238933-385.png]]
1341	1341
	1503	+
1342	1342	(((
1343	1343	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:
1344	1344	)))
...	...	@@ -1345,6 +1345,7 @@
1345	1345
1346	1346	[[image:1653358355238-883.png]]
1347	1347
	1510	+
1348	1348	(((
1349	1349	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/]]
1350	1350	)))
...	...	@@ -1531,14 +1531,20 @@
1531	1531
1532	1532	(((
1533	1533	AT+CFG: Print all settings
	1697	+
	1698	+
1534	1534	)))
1535	1535
	1701	+
	1702	+
1536	1536	== 4.2 Common AT Command Sequence ==
1537	1537
1538	1538	=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1539	1539
1540	1540	(((
1541		-If device has not joined network yet:
	1708	+
	1709	+
	1710	+**If device has not joined network yet:**
1542	1542	)))
1543	1543
1544	1544	(((
...	...	@@ -1563,7 +1563,7 @@
1563	1563
1564	1564
1565	1565	(((
1566		-If device already joined network:
	1735	+**If device already joined network:**
1567	1567	)))
1568	1568
1569	1569	(((
...	...	@@ -1572,12 +1572,18 @@
1572	1572
1573	1573	(((
1574	1574	(% style="background-color:#dcdcdc" %)ATZ
	1744	+
	1745	+
1575	1575	)))
1576	1576
	1748	+
	1749	+
1577	1577	=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1578	1578
1579	1579	(((
1580		-(% 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.
1581	1581	)))
1582	1582
1583	1583	(((
...	...	@@ -1585,7 +1585,7 @@
1585	1585	)))
1586	1586
1587	1587	(((
1588		-(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1763	+(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1589	1589	)))
1590	1590
1591	1591	(((
...	...	@@ -1593,39 +1593,41 @@
1593	1593	)))
1594	1594
1595	1595	(((
1596		-(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
	1771	+(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1597	1597	)))
1598	1598
1599	1599	(((
1600		-(% 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
1601	1601	)))
1602	1602
1603	1603	(((
1604		-(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
	1779	+(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1605	1605	)))
1606	1606
1607	1607	(((
1608		-(% 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
1609	1609	)))
1610	1610
1611	1611	(((
1612		-(% 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
1613	1613	)))
1614	1614
1615	1615	(((
1616		-(% 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)
1617	1617	)))
1618	1618
1619	1619	(((
1620		-(% 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
1621	1621	)))
1622	1622
1623	1623	(((
1624		-(% 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.
1625	1625	)))
1626	1626
1627	1627	(((
1628		-(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1803	+(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1804	+
	1805	+
1629	1629	)))
1630	1630
1631	1631	(((
...	...	@@ -1647,6 +1647,7 @@
1647	1647
1648	1648	)))
1649	1649
	1827	+
1650	1650	=== 4.2.3 Change to Class A ===
1651	1651
1652	1652	If sensor JOINED
...	...	@@ -1653,23 +1653,30 @@
1653	1653	(% style="background-color:#dcdcdc" %)AT+CLASS=A
1654	1654	ATZ
1655	1655
	1834	+
1656	1656	= 5. FAQ =
1657	1657
1658	1658	== 5.1 How to upgrade the image? ==
1659	1659
	1839	+
1660	1660	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1661	1661
1662	1662	* Support new features
1663	1663	* For bug fix
1664	1664	* Change LoRaWAN bands.
	1845	+
1665	1665	Below shows the hardware connection for how to upload an image to the LT:
1666		-* [[image:1653359603330-121.png]]
1667	1667
	1848	+[[image:1653359603330-121.png]]
	1849	+
	1850	+
1668	1668	(((
1669		-**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]].
1670		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1671		-**Step3: **Open flashloader; choose the correct COM port to update.
1672		-**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**(%%):
1673	1673	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.
1674	1674	)))
1675	1675
...	...	@@ -1679,12 +1679,16 @@
1679	1679
1680	1680	[[image:image-20220524104033-15.png]]
1681	1681
	1867	+
1682	1682	(% 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:
1683	1683
1684	1684	[[image:1653360054704-518.png||height="186" width="745"]]
1685	1685
	1872	+
1686	1686	(((
1687	1687	(((
	1875	+
	1876	+
1688	1688	== 5.2 How to change the LoRa Frequency Bands/Region? ==
1689	1689	)))
1690	1690	)))
...	...	@@ -1694,6 +1694,8 @@
1694	1694	)))
1695	1695
1696	1696	(((
	1886	+
	1887	+
1697	1697	== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1698	1698	)))
1699	1699
...	...	@@ -1706,6 +1706,8 @@
1706	1706	(((
1707	1707	(((
1708	1708	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
	1900	+
	1901	+
1709	1709	)))
1710	1710	)))
1711	1711
...	...	@@ -1721,23 +1721,25 @@
1721	1721	(% 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.
1722	1722	)))
1723	1723
	1917	+
1724	1724	(((
1725	1725	(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1726	1726	)))
1727	1727
1728	1728	(((
1729		-(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1730		-(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1731		-(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1732		-(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1733		-(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1734		-(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1735		-(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1736		-(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1737		-(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1738		-(% 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
1739	1739	)))
1740	1740
	1935	+
1741	1741	(((
1742	1742	As shown in below:
1743	1743	)))
...	...	@@ -1744,189 +1744,111 @@
1744	1744
1745	1745	[[image:1653360498588-932.png||height="485" width="726"]]
1746	1746
	1942	+
1747	1747	== 5.4 Can I see counting event in Serial? ==
1748	1748
1749	1749	(((
1750	1750	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.
1751		-)))
1752	1752
1753		-(((
1754		-= 6. Trouble Shooting =
1755		-)))
1756	1756
1757		-(((
1758		-(((
1759		-== 6.1 Downlink doesn’t work, how to solve it? ==
	1949	+== 5.5 Can i use point to point communication for LT-22222-L? ==
	1950	+
	1951	+Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1760	1760	)))
1761		-)))
1762	1762
1763	1763	(((
1764		-Please see this link for how to debug:
	1955	+== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1765	1765
1766		-[[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.
1767	1767
1768		-
1769		-)))
	1959	+It will default that this is a power-off state.
1770	1770
1771		-(((
1772		-== 6.2 Have trouble to upload image. ==
1773		-)))
	1961	+In modes 2 to 5, DO RO status and pulse count are saved in flash.
1774	1774
1775		-(((
1776		-See this link for trouble shooting:
	1963	+After restart, the status before power failure will be read from flash.
1777	1777
1778		-[[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 =
1779	1779	)))
1780	1780
1781	1781	(((
1782		-
1783		-)))
1784		-
1785	1785	(((
1786		-== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
	1970	+== 6.1 Downlink doesn’t work, how to solve it? ==
1787	1787	)))
	1972	+)))
1788	1788
1789	1789	(((
1790		-It might be about the channels mapping. Please see this link for detail:
1791		-
1792		-[[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"]]
1793	1793	)))
1794	1794
1795	1795	(((
1796	1796
1797		-)))
1798	1798
1799		-(((
1800		-= 7. Order Info =
	1981	+== 6.2 Have trouble to upload image. ==
1801	1801	)))
1802	1802
1803	1803	(((
1804		-(((
1805		-(% 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]]
1806	1806	)))
1807		-)))
1808	1808
1809	1809	(((
1810		-(((
1811		-(% style="color:#4f81bd" %)**XXX:**
1812		-)))
1813		-)))
	1989	+
1814	1814
1815		-(((
1816		-* (((
1817		-(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
	1991	+== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1818	1818	)))
1819		-)))
1820	1820
1821	1821	(((
1822		-* (((
1823		-(% 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"]]
1824	1824	)))
1825		-)))
1826	1826
1827		-(((
1828		-* (((
1829		-(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1830		-)))
1831		-)))
1832	1832
1833		-(((
1834		-* (((
1835		-(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1836		-)))
1837		-)))
1838	1838
1839		-(((
1840		-* (((
1841		-(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1842		-)))
1843		-)))
	2000	+= 7. Order Info =
1844	1844
1845		-(((
1846		-* (((
1847		-(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1848		-)))
1849		-)))
1850	1850
1851		-(((
1852		-* (((
1853		-(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1854		-)))
1855		-)))
	2003	+(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1856	1856
1857		-(((
1858		-* (((
1859		-(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1860		-)))
1861		-)))
1862	1862
1863		-(((
1864		-* (((
1865		-(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1866		-)))
	2006	+(% style="color:#4f81bd" %)**XXX:**
1867	1867
	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
	2017	+
1868	1868	= 8. Packing Info =
1869		-)))
1870	1870
1871		-(((
1872		-(((
	2020	+
1873	1873	**Package Includes**:
1874		-)))
1875		-)))
1876	1876
1877		-(((
1878		-(((
1879	1879	* LT-22222-L I/O Controller x 1
1880	1880	* Stick Antenna for LoRa RF part x 1
1881	1881	* Bracket for controller x1
1882	1882	* Program cable x 1
1883		-)))
1884		-)))
1885	1885
1886		-(((
1887		-(((
1888	1888	**Dimension and weight**:
1889		-)))
1890		-)))
1891	1891
1892		-(((
1893		-(((
1894	1894	* Device Size: 13.5 x 7 x 3 cm
1895	1895	* Device Weight: 105g
1896	1896	* Package Size / pcs : 14.5 x 8 x 5 cm
1897	1897	* Weight / pcs : 170g
1898		-)))
1899		-)))
1900	1900
1901		-(((
1902	1902	= 9. Support =
1903		-)))
1904	1904
1905	1905	* (((
1906		-(((
1907	1907	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.
1908	1908	)))
1909		-)))
1910	1910	* (((
1911		-(((
1912		-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]]
1913	1913	)))
1914		-)))
1915	1915
1916		-(((
1917		-(((
1918		- [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1919		-)))
1920		-
1921		-(((
1922	1922	= 10. Reference​​​​​ =
1923	1923
1924		-* Product Page:
1925		-
1926		-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]]
1927		-
	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]]
1928	1928	* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1929	1929	* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1930	1930	* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1931		-)))
1932		-)))

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