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

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1	1	(% style="text-align:center" %)
2	2	[[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3	3
4		-**LT-22222-L LoRa IO Controller User Manual **
5	5
6	6
7	7	**Table of Contents:**
...	...	@@ -16,13 +16,16 @@
16	16
17	17	= 1.Introduction =
18	18
	18	+
19	19	== 1.1 What is LT Series I/O Controller ==
20	20
21	21	(((
22	22
23	23
	24	+(((
24	24	The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
25	25	)))
	27	+)))
26	26
27	27	(((
28	28	The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
...	...	@@ -37,11 +37,13 @@
37	37	)))
38	38
39	39	(((
40		-1) If user’s area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
	42	+1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
41	41	)))
42	42
43	43	(((
44	44	2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
	47	+
	48	+
45	45	)))
46	46
47	47	(((
...	...	@@ -56,7 +56,7 @@
56	56	(((
57	57
58	58
59		-**Hardware System:**
	63	+(% style="color:#037691" %)**Hardware System:**
60	60	)))
61	61
62	62	* (((
...	...	@@ -81,7 +81,7 @@
81	81	(((
82	82
83	83
84		-**Interface for Model: LT22222-L:**
	88	+(% style="color:#037691" %)**Interface for Model: LT22222-L:**
85	85	)))
86	86
87	87	* (((
...	...	@@ -106,7 +106,7 @@
106	106	(((
107	107
108	108
109		-**LoRa Spec:**
	113	+(% style="color:#037691" %)**LoRa Spec:**
110	110	)))
111	111
112	112	* (((
...	...	@@ -173,16 +173,21 @@
173	173
174	174	== 1.3 Features ==
175	175
	180	+
176	176	* LoRaWAN Class A & Class C protocol
177	177	* Optional Customized LoRa Protocol
178		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
	183	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
179	179	* AT Commands to change parameters
180	180	* Remote configure parameters via LoRa Downlink
181	181	* Firmware upgradable via program port
182	182	* Counting
183	183
	189	+
	190	+
	191	+
184	184	== 1.4  Applications ==
185	185
	194	+
186	186	* Smart Buildings & Home Automation
187	187	* Logistics and Supply Chain Management
188	188	* Smart Metering
...	...	@@ -190,8 +190,12 @@
190	190	* Smart Cities
191	191	* Smart Factory
192	192
	202	+
	203	+
	204	+
193	193	== 1.5 Hardware Variants ==
194	194
	207	+
195	195	(% border="1" style="background-color:#f7faff; width:500px" %)
196	196	|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
197	197	|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
...	...	@@ -205,12 +205,18 @@
205	205
206	206
207	207
	221	+
208	208	= 2. Power ON Device =
209	209
	224	+
	225	+(((
210	210	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.
	227	+)))
211	211
212	212	(((
213	213	PWR will on when device is properly powered.
	231	+
	232	+
214	214	)))
215	215
216	216	[[image:1653297104069-180.png]]
...	...	@@ -219,21 +219,27 @@
219	219
220	220	= 3. Operation Mode =
221	221
	241	+
222	222	== 3.1 How it works? ==
223	223
	244	+
224	224	(((
225		-The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second.
	246	+The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second.
226	226	)))
227	227
228	228	(((
229		-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.
	250	+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.
230	230	)))
231	231
232	232
	254	+
233	233	== 3.2 Example to join LoRaWAN network ==
234	234
	257	+
235	235	(((
236	236	This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here.
	260	+
	261	+
237	237	)))
238	238
239	239	[[image:image-20220523172350-1.png||height="266" width="864"]]
...	...	@@ -241,6 +241,8 @@
241	241
242	242	(((
243	243	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:
	269	+
	270	+
244	244	)))
245	245
246	246	(((
...	...	@@ -256,18 +256,21 @@
256	256
257	257	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
258	258
259		-Add APP EUI in the application.
	286	+**Add APP EUI in the application.**
260	260
261	261	[[image:1653297955910-247.png||height="321" width="716"]]
262	262
263	263
264		-Add APP KEY and DEV EUI
	291	+**Add APP KEY and DEV EUI**
265	265
266	266	[[image:1653298023685-319.png]]
267	267
268	268
	296	+
269	269	(((
270	270	(% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
	299	+
	300	+
271	271	)))
272	272
273	273	[[image:1653298044601-602.png||height="405" width="709"]]
...	...	@@ -276,18 +276,25 @@
276	276
277	277	== 3.3 Uplink Payload ==
278	278
	309	+
279	279	There are five working modes + one interrupt mode on LT for different type application:
280	280
281		-* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
282		-* **MOD2**: Double DI Counting + DO + RO
283		-* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
284		-* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
285		-* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
286		-* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
	312	+* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
	313	+* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
	314	+* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
	315	+* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
	316	+* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
	317	+* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287	287
	319	+
	320	+
	321	+
288	288	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
289	289
	324	+
	325	+(((
290	290	The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
	327	+)))
291	291
292	292	[[image:image-20220523174024-3.png]]
293	293
...	...	@@ -303,7 +303,7 @@
303	303	* DI is for digital input. DIx=1: high or float, DIx=0: low.
304	304	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
305	305
306		-(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
	343	+(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
307	307
308	308	For example if payload is: [[image:image-20220523175847-2.png]]
309	309
...	...	@@ -338,10 +338,15 @@
338	338	** DO1 is high in case there is load between DO1 and V+.
339	339	** DO1 LED is off in both case
340	340
	378	+
	379	+
	380	+
341	341	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
342	342
343	343
	384	+(((
344	344	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
	386	+)))
345	345
346	346	(((
347	347	Total : 11 bytes payload
...	...	@@ -361,7 +361,7 @@
361	361	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
362	362
363	363	(((
364		-(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
	406	+(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
365	365	)))
366	366
367	367	(((
...	...	@@ -373,16 +373,22 @@
373	373	(% class="box infomessage" %)
374	374	(((
375	375	(((
	418	+(((
376	376	**AT+MOD=2**
	420	+)))
377	377
	422	+(((
378	378	**ATZ**
379	379	)))
380	380	)))
	426	+)))
381	381
382	382	(((
383	383
384	384
385	385	(% style="color:#4f81bd" %)**AT Commands for counting:**
	432	+
	433	+
386	386	)))
387	387
388	388	(((
...	...	@@ -406,11 +406,14 @@
406	406
407	407	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
408	408
	457	+
409	409	**LT22222-L**: This mode the DI1 is used as a counting pin.
410	410
411	411	[[image:image-20220523181246-5.png]]
412	412
413	413	(((
	463	+
	464	+
414	414	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
415	415	)))
416	416
...	...	@@ -421,9 +421,10 @@
421	421	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
422	422
423	423	(((
424		-(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	475	+(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
425	425	)))
426	426
	478	+
427	427	(((
428	428	**To use counting mode, please run:**
429	429	)))
...	...	@@ -431,11 +431,15 @@
431	431	(% class="box infomessage" %)
432	432	(((
433	433	(((
	486	+(((
434	434	**AT+MOD=3**
	488	+)))
435	435
	490	+(((
436	436	**ATZ**
437	437	)))
438	438	)))
	494	+)))
439	439
440	440	(((
441	441	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
...	...	@@ -446,9 +446,13 @@
446	446	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
447	447
448	448
	505	+(((
449	449	**LT22222-L**: This mode the DI1 is used as a counting pin.
	507	+)))
450	450
	509	+(((
451	451	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.
	511	+)))
452	452
453	453	[[image:image-20220523181903-8.png]]
454	454
...	...	@@ -464,7 +464,7 @@
464	464	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
465	465
466	466	(((
467		-(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	527	+(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
468	468	)))
469	469
470	470	(((
...	...	@@ -476,14 +476,17 @@
476	476	(% class="box infomessage" %)
477	477	(((
478	478	(((
	539	+(((
479	479	**AT+MOD=4**
	541	+)))
480	480
	543	+(((
481	481	**ATZ**
482	482	)))
483	483	)))
	547	+)))
484	484
485	485
486		-
487	487	(((
488	488	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
489	489	)))
...	...	@@ -525,7 +525,7 @@
525	525	)))
526	526
527	527	(((
528		-(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	591	+(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
529	529	)))
530	530
531	531	(((
...	...	@@ -537,11 +537,15 @@
537	537	(% class="box infomessage" %)
538	538	(((
539	539	(((
	603	+(((
540	540	**AT+MOD=5**
	605	+)))
541	541
	607	+(((
542	542	**ATZ**
543	543	)))
544	544	)))
	611	+)))
545	545
546	546	(((
547	547	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
...	...	@@ -556,8 +556,8 @@
556	556
557	557	For example, if user has configured below commands:
558	558
559		-* **AT+MOD=1 ** **~-~->** The normal working mode
560		-* **AT+ADDMOD6=1**   **~-~->** Enable trigger
	626	+* **AT+MOD=1 ** **~-~->**  The normal working mode
	627	+* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
561	561
562	562	LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
563	563
...	...	@@ -564,13 +564,14 @@
564	564	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
565	565	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.**
566	566
567		-
568	568	(% style="color:#037691" %)**AT Command to set Trigger Condition**:
569	569
	636	+
570	570	(% style="color:#4f81bd" %)**Trigger base on voltage**:
571	571
572	572	Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
573	573
	641	+
574	574	**Example:**
575	575
576	576	AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
...	...	@@ -583,6 +583,7 @@
583	583
584	584	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
585	585
	654	+
586	586	**Example:**
587	587
588	588	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
...	...	@@ -601,6 +601,7 @@
601	601	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
602	602
603	603
	673	+
604	604	(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
605	605
606	606	Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
...	...	@@ -649,6 +649,7 @@
649	649	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
650	650
651	651
	722	+
652	652	(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
653	653
654	654	[[image:image-20220524090249-3.png]]
...	...	@@ -660,6 +660,7 @@
660	660	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
661	661
662	662
	734	+
663	663	(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
664	664
665	665	[[image:image-20220524090456-4.png]]
...	...	@@ -673,6 +673,7 @@
673	673	00000101: Means both DI1 and DI2 trigger are enabled.
674	674
675	675
	748	+
676	676	(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
677	677
678	678	Downlink command to poll MOD6 status:
...	...	@@ -688,39 +688,50 @@
688	688	(((
689	689
690	690
691		-**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/]]
692		-
693		-
	764	+**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
694	694	)))
695	695
696	696
	768	+
697	697	== 3.4 ​Configure LT via AT or Downlink ==
698	698
	771	+
	772	+(((
699	699	User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
	774	+)))
700	700
701	701	(((
	777	+(((
702	702	There are two kinds of Commands:
703	703	)))
	780	+)))
704	704
705		-* (% 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]]
	782	+* (% style="color:blue" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
706	706
707		-* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
	784	+* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
708	708
	786	+
	787	+
709	709	=== 3.4.1 Common Commands ===
710	710
	790	+
	791	+(((
711	711	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]]
	793	+)))
712	712
713	713
714	714
715	715	=== 3.4.2 Sensor related commands ===
716	716
	799	+
717	717	==== 3.4.2.1 Set Transmit Interval ====
718	718
	802	+
719	719	Set device uplink interval.
720	720
721	721	* (% style="color:#037691" %)**AT Command:**
722	722
723		-**AT+TDC=N **
	807	+**(% style="color:blue" %)AT+TDC=N **
724	724
725	725
726	726	**Example: **AT+TDC=30000. Means set interval to 30 seconds
...	...	@@ -728,7 +728,7 @@
728	728
729	729	* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
730	730
731		-**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
	815	+**(% style="color:blue" %)0x01 aa bb cc  (%%)   ~/~/ Same as AT+TDC=0x(aa bb cc)**
732	732
733	733
734	734
...	...	@@ -735,11 +735,12 @@
735	735
736	736	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
737	737
	822	+
738	738	Set work mode.
739	739
740	740	* (% style="color:#037691" %)**AT Command:**
741	741
742		-**AT+MOD=N  **
	827	+**(% style="color:blue" %)AT+MOD=N  **
743	743
744	744
745	745	**Example**: AT+MOD=2. Set work mode to Double DI counting mode
...	...	@@ -747,79 +747,73 @@
747	747
748	748	* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
749	749
750		-(% class="box infomessage" %)
751		-(((
752		-**0x0A aa     ~/~/ Same as AT+MOD=aa**
753		-)))
	835	+**(% style="color:blue" %)0x0A aa  (%%)  ** ~/~/ Same as AT+MOD=aa
754	754
755	755
756	756
	839	+
757	757	==== 3.4.2.3 Poll an uplink ====
758	758
759		-* (% style="color:#037691" %)AT Command:
760	760
	843	+* (% style="color:#037691" %)**AT Command:**
	844	+
761	761	There is no AT Command to poll uplink
762	762
763	763
764		-* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
	848	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
765	765
766		-(% class="box infomessage" %)
767		-(((
768		-**0x08 FF     ~/~/ Poll an uplink,**
769		-)))
	850	+**(% style="color:blue" %)0x08 FF  (%%)   **~/~/ Poll an uplink
770	770
	852	+
771	771	**Example**: 0x08FF, ask device to send an Uplink
772	772
773	773
774	774
	857	+
775	775	==== 3.4.2.4 Enable Trigger Mode ====
776	776
	860	+
777	777	Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
778	778
779		-* (% style="color:#037691" %)AT Command:
	863	+* (% style="color:#037691" %)**AT Command:**
780	780
781		-(% class="box infomessage" %)
782		-(((
783		-**AT+ADDMOD6=1 or 0**
784		-)))
	865	+**(% style="color:blue" %)AT+ADDMOD6=1 or 0**
785	785
786		-1: Enable Trigger Mode
	867	+**(% style="color:red" %)1:** Enable Trigger Mode
787	787
788		-0: Disable Trigger Mode
	869	+**(% style="color:red" %)0: **Disable Trigger Mode
789	789
790	790
791		-* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
	872	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
792	792
793		-(% class="box infomessage" %)
794		-(((
795		-**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
796		-)))
	874	+**(% style="color:blue" %)0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
797	797
798	798
799	799
	878	+
800	800	==== 3.4.2.5 Poll trigger settings ====
801	801
	881	+
802	802	Poll trigger settings,
803	803
804		-* (% style="color:#037691" %)AT Command:
	884	+* (% style="color:#037691" %)**AT Command:**
805	805
806	806	There is no AT Command for this feature.
807	807
808	808
809		-* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
	889	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
810	810
811		-(% class="box infomessage" %)
812		-(((
813		-**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
814		-)))
	891	+**(% style="color:blue" %)0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
815	815
816	816
817	817
	895	+
818	818	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
819	819
	898	+
820	820	Enable Disable DI1/DI2/DI2 as trigger,
821	821
822		-* (% style="color:#037691" %)AT Command:
	901	+* (% style="color:#037691" %)**AT Command:**
823	823
824	824	**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
825	825
...	...	@@ -828,9 +828,9 @@
828	828
829	829	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
830	830
831		-* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
	910	+* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
832	832
833		-**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
	912	+**(% style="color:blue" %)0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
834	834
835	835
836	836
...	...	@@ -837,15 +837,16 @@
837	837
838	838	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
839	839
	919	+
840	840	Set DI1 or DI3(for LT-33222-L) trigger.
841	841
842		-* (% style="color:#037691" %)AT Command:
	922	+* (% style="color:#037691" %)**AT Command:**
843	843
844		-**AT+TRIG1=a,b**
	924	+**(% style="color:blue" %)AT+TRIG1=a,b**
845	845
846		-a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
	926	+**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
847	847
848		-b : delay timing.
	928	+**(% style="color:red" %)b :** (%%)delay timing.
849	849
850	850
851	851	**Example:**
...	...	@@ -854,21 +854,24 @@
854	854
855	855
856	856	* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
857		-* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
	937	+* **(% style="color:blue" %)0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
858	858
859	859
	940	+
	941	+
860	860	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
861	861
	944	+
862	862	Set DI2 trigger.
863	863
864	864	* (% style="color:#037691" %)**AT Command:**
865	865
866		-**AT+TRIG2=a,b**
	949	+**(% style="color:blue" %)AT+TRIG2=a,b**
867	867
868	868
869		-a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
	952	+**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
870	870
871		-b : delay timing.
	954	+**(% style="color:red" %)b :** (%%)delay timing.
872	872
873	873
874	874	**Example:**
...	...	@@ -878,7 +878,7 @@
878	878
879	879	* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
880	880
881		-**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
	964	+**(% style="color:blue" %)0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
882	882
883	883
884	884
...	...	@@ -885,16 +885,17 @@
885	885
886	886	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
887	887
	971	+
888	888	Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
889	889
890	890	* (% style="color:#037691" %)**AT Command**
891	891
892		-**AT+ACLIM**
	976	+**(% style="color:blue" %)AT+ACLIM**
893	893
894	894
895	895	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
896	896
897		-**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	981	+**(% style="color:blue" %)0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
898	898
899	899
900	900
...	...	@@ -901,16 +901,17 @@
901	901
902	902	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
903	903
	988	+
904	904	Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
905	905
906	906	* (% style="color:#037691" %)**AT Command**
907	907
908		-**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
	993	+**(% style="color:blue" %)AT+AVLIM  (%%) See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
909	909
910	910
911	911	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
912	912
913		-**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	998	+**(% style="color:blue" %)0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
914	914
915	915
916	916
...	...	@@ -917,22 +917,30 @@
917	917
918	918	==== 3.4.2.11 Trigger – Set minimum interval ====
919	919
920		-Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
921	921
	1006	+Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
	1007	+
922	922	* (% style="color:#037691" %)**AT Command**
923	923
924		-**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
	1010	+**(% style="color:blue" %)AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
925	925
926	926
927	927	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
928	928
929		-**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
	1015	+**(% style="color:blue" %)0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
930	930
	1017	+(((
	1018	+
931	931
	1020	+(% style="color:red" %)**Note: ATDC setting must be more than 5min**
	1021	+)))
932	932
933	933
	1024	+
	1025	+
934	934	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
935	935
	1028	+
936	936	* (% style="color:#037691" %)**AT Command**
937	937
938	938	There is no AT Command to control Digital Output
...	...	@@ -939,7 +939,7 @@
939	939
940	940
941	941	* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
942		-* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
	1035	+* **(% style="color:blue" %)0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
943	943
944	944	(((
945	945	If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
...	...	@@ -952,11 +952,11 @@
952	952	[[image:image-20220524092754-5.png]]
953	953
954	954	(((
955		-(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
	1048	+(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
956	956	)))
957	957
958	958	(((
959		-(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
	1052	+(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
960	960	)))
961	961
962	962
...	...	@@ -964,6 +964,7 @@
964	964
965	965	==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
966	966
	1060	+
967	967	* (% style="color:#037691" %)**AT Command**
968	968
969	969	There is no AT Command to control Digital Output
...	...	@@ -971,7 +971,7 @@
971	971
972	972	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
973	973
974		-**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
	1068	+**(% style="color:blue" %)0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
975	975
976	976
977	977	This is to control the digital output time of DO pin. Include four bytes:
...	...	@@ -1000,11 +1000,11 @@
1000	1000	[[image:image-20220524093351-8.png]]
1001	1001
1002	1002
1003		-(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
	1097	+(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1004	1004
1005	1005	Latching time. Unit: ms
1006	1006
1007		-Device will upload a packet if downlink code executes successfully.
	1101	+(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1008	1008
1009	1009
1010	1010	**Example payload:**
...	...	@@ -1030,6 +1030,7 @@
1030	1030
1031	1031	==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1032	1032
	1127	+
1033	1033	* (% style="color:#037691" %)**AT Command:**
1034	1034
1035	1035	There is no AT Command to control Relay Output
...	...	@@ -1037,7 +1037,7 @@
1037	1037
1038	1038	* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1039	1039
1040		-**0x03 aa bb     **~/~/ Set RO1/RO2 output
	1135	+**(% style="color:blue" %)0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1041	1041
1042	1042
1043	1043	(((
...	...	@@ -1052,7 +1052,7 @@
1052	1052	[[image:image-20220524093724-9.png]]
1053	1053	)))
1054	1054
1055		-Device will upload a packet if downlink code executes successfully.
	1150	+(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1056	1056
1057	1057
1058	1058
...	...	@@ -1059,6 +1059,7 @@
1059	1059
1060	1060	==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1061	1061
	1157	+
1062	1062	* (% style="color:#037691" %)**AT Command:**
1063	1063
1064	1064	There is no AT Command to control Relay Output
...	...	@@ -1066,7 +1066,7 @@
1066	1066
1067	1067	* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1068	1068
1069		-**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
	1165	+**(% style="color:blue" %)0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1070	1070
1071	1071
1072	1072	This is to control the relay output time of relay. Include four bytes:
...	...	@@ -1082,47 +1082,47 @@
1082	1082
1083	1083	(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1084	1084
1085		-[[image:image-20220524093831-10.png]]
	1181	+[[image:image-20221008095908-1.png||height="364" width="564"]]
1086	1086
1087	1087
1088		-(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
	1184	+(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1089	1089
1090		-Device will upload a packet if downlink code executes successfully.
	1186	+(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1091	1091
1092	1092
1093	1093	**Example payload:**
1094	1094
1095		-**~1. 05 01 11 07 D0**
	1191	+**~1. 05 01 11 07 D**
1096	1096
1097		-Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
	1193	+Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1098	1098
1099	1099	**2. 05 01 10 07 D0**
1100	1100
1101		-Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
	1197	+Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1102	1102
1103	1103	**3. 05 00 01 07 D0**
1104	1104
1105		-Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
	1201	+Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1106	1106
1107	1107	**4. 05 00 00 07 D0**
1108	1108
1109		-Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
	1205	+Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1110	1110
1111	1111
1112	1112
1113		-
1114	1114	==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1115	1115
	1211	+
1116	1116	When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1117	1117
1118	1118	* (% style="color:#037691" %)**AT Command:**
1119	1119
1120		-**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
	1216	+**(% style="color:blue" %)AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1121	1121
1122	1122
1123	1123	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1124	1124
1125		-**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
	1221	+**(% style="color:blue" %)0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1126	1126
1127	1127
1128	1128
...	...	@@ -1129,22 +1129,19 @@
1129	1129
1130	1130	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1131	1131
	1228	+
1132	1132	* (% style="color:#037691" %)**AT Command:**
1133	1133
1134		-(% style="color:#037691" %)**​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
	1231	+**(% style="color:blue" %)AT+SETCNT=aa,(bb cc dd ee) **
1135	1135
1136		-aa: 1: Set count1,
	1233	+**(% style="color:red" %)aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1137	1137
1138		-2: Set count2,
	1235	+**(% style="color:red" %)bb cc dd ee: **(%%)number to be set
1139	1139
1140		-3: Set AV1 count
1141	1141
1142		-Bb cc dd ee: number to be set
1143		-
1144		-
1145	1145	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1146	1146
1147		-**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
	1240	+**(% style="color:blue" %)0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1148	1148
1149	1149
1150	1150
...	...	@@ -1151,16 +1151,17 @@
1151	1151
1152	1152	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1153	1153
	1247	+
1154	1154	Clear counting for counting mode
1155	1155
1156	1156	* (% style="color:#037691" %)**AT Command:**
1157	1157
1158		-(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
	1252	+**(% style="color:blue" %)AT+CLRCOUNT **(%%) ~/~/ clear all counting
1159	1159
1160	1160
1161	1161	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1162	1162
1163		-**0x A6 01    ** ~/~/ clear all counting
	1257	+**(% style="color:blue" %)0x A6 01    ** (%%)~/~/ clear all counting
1164	1164
1165	1165
1166	1166
...	...	@@ -1167,25 +1167,137 @@
1167	1167
1168	1168	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1169	1169
	1264	+
1170	1170	* (% style="color:#037691" %)**AT Command:**
1171	1171
1172		-**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
	1267	+**(% style="color:blue" %)AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1173	1173
1174	1174
1175	1175	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1176	1176
1177		-**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
	1272	+**(% style="color:blue" %)0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1178	1178
1179	1179	(((
1180	1180	range: aa bb cc:0 to 16777215,  (unit:second)
	1276	+)))
1181	1181
	1278	+
	1279	+
	1280	+
	1281	+==== 3.4.2.20 Reset save DR DO state ====
	1282	+
	1283	+
	1284	+* (% style="color:#037691" %)**AT Command:**
	1285	+
	1286	+**(% style="color:blue" %)AT+RODORET=1  **(%%)~/~/ RODO will close when the device joining the network. (default)
	1287	+
	1288	+**(% style="color:blue" %)AT+RODORET=0  **(%%)~/~/After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
	1289	+
	1290	+
	1291	+* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
	1292	+
	1293	+**(% style="color:blue" %)0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
	1294	+
1182	1182
	1296	+
	1297	+
	1298	+==== 3.4.2.21 Encrypted payload ====
	1299	+
	1300	+
	1301	+* (% style="color:#037691" %)**AT Command:**
	1302	+
	1303	+**(% style="color:blue" %)AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
	1304	+
	1305	+**(% style="color:blue" %)AT+DECRYPT=0  **(%%)~/~/Encrypt when uploading payload (default)
	1306	+
	1307	+
	1308	+
	1309	+
	1310	+==== 3.4.2.22 Get sensor value ====
	1311	+
	1312	+
	1313	+* (% style="color:#037691" %)**AT Command:**
	1314	+
	1315	+**(% style="color:blue" %)AT+GETSENSORVALUE=0  **(%%)~/~/ The serial port gets the reading of the current sensor
	1316	+
	1317	+**(% style="color:blue" %)AT+GETSENSORVALUE=1  **(%%)~/~/The serial port gets the current sensor reading and uploads it.
	1318	+
	1319	+
	1320	+
	1321	+
	1322	+==== 3.4.2.23 Resets the downlink packet count ====
	1323	+
	1324	+
	1325	+* (% style="color:#037691" %)**AT Command:**
	1326	+
	1327	+**(% style="color:blue" %)AT+DISFCNTCHECK=0  **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
	1328	+
	1329	+**(% style="color:blue" %)AT+DISFCNTCHECK=1  **(%%)~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
	1330	+
	1331	+
	1332	+
	1333	+
	1334	+==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
	1335	+
	1336	+
	1337	+* (% style="color:#037691" %)**AT Command:**
	1338	+
	1339	+**(% style="color:blue" %)AT+DISMACANS=0**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
	1340	+
	1341	+**(% style="color:blue" %)AT+DISMACANS=1**  (%%)    ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
	1342	+
	1343	+
	1344	+* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
	1345	+
	1346	+**(% style="color:blue" %)0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
	1347	+
	1348	+
	1349	+
	1350	+
	1351	+==== 3.4.2.25 Copy downlink to uplink ====
	1352	+
	1353	+
	1354	+* (% style="color:#037691" %)**AT Command**(%%)**:**
	1355	+
	1356	+**(% style="color:blue" %)AT+RPL=5**  (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
	1357	+
	1358	+Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
	1359	+
	1360	+
	1361	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
	1362	+
	1363	+For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
	1364	+
	1365	+
	1366	+
	1367	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
	1368	+
	1369	+For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
	1370	+
	1371	+
	1372	+
	1373	+==== 3.4.2.26 Query version number and frequency band 、TDC ====
	1374	+
	1375	+
	1376	+* (((
	1377	+(% style="color:#037691" %)**Downlink Payload**(%%)**:**
	1378	+
	1379	+**(% style="color:blue" %)26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
	1380	+
	1381	+
1183	1183	)))
1184	1184
	1384	+**Example：**
1185	1185
	1386	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1186	1186
	1388	+
	1389	+
	1390	+)))
	1391	+
1187	1187	== 3.5 Integrate with Mydevice ==
1188	1188
	1394	+
1189	1189	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:
1190	1190
1191	1191	(((
...	...	@@ -1194,14 +1194,15 @@
1194	1194
1195	1195	(((
1196	1196	(% 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:
	1403	+
	1404	+
1197	1197	)))
1198	1198
1199		-[[image:1653356737703-362.png||height="232" width="732"]]
	1407	+[[image:image-20220719105525-1.png||height="377" width="677"]]
1200	1200
1201		-[[image:image-20220524094641-11.png||height="390" width="723"]]
1202	1202
1203	1203
1204		-[[image:image-20220524094641-12.png||height="402" width="718"]]
	1411	+[[image:image-20220719110247-2.png||height="388" width="683"]]
1205	1205
1206	1206
1207	1207	(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
...	...	@@ -1234,8 +1234,10 @@
1234	1234
1235	1235	== 3.6 Interface Detail ==
1236	1236
	1444	+
1237	1237	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1238	1238
	1447	+
1239	1239	Support NPN Type sensor
1240	1240
1241	1241	[[image:1653356991268-289.png]]
...	...	@@ -1244,6 +1244,7 @@
1244	1244
1245	1245	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1246	1246
	1456	+
1247	1247	(((
1248	1248	The DI port of LT-22222-L can support NPN or PNP output sensor.
1249	1249	)))
...	...	@@ -1250,7 +1250,9 @@
1250	1250
1251	1251	(((
1252	1252	(((
1253		-Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high
	1463	+Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high.
	1464	+
	1465	+
1254	1254	)))
1255	1255	)))
1256	1256
...	...	@@ -1275,10 +1275,10 @@
1275	1275	)))
1276	1276
1277	1277	* (((
1278		-Connect sensor’s output to DI1-
	1490	+Connect sensor's output to DI1-
1279	1279	)))
1280	1280	* (((
1281		-Connect sensor’s VCC to DI1+.
	1493	+Connect sensor's VCC to DI1+.
1282	1282	)))
1283	1283
1284	1284	(((
...	...	@@ -1286,15 +1286,17 @@
1286	1286	)))
1287	1287
1288	1288	(((
1289		-[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
	1501	+[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1290	1290	)))
1291	1291
1292	1292	(((
1293		-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.
	1505	+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.
1294	1294	)))
1295	1295
1296	1296	(((
1297	1297
	1510	+
	1511	+
1298	1298	)))
1299	1299
1300	1300	(((
...	...	@@ -1306,10 +1306,10 @@
1306	1306	)))
1307	1307
1308	1308	* (((
1309		-Connect sensor’s output to DI1+
	1523	+Connect sensor's output to DI1+
1310	1310	)))
1311	1311	* (((
1312		-Connect sensor’s GND DI1-.
	1526	+Connect sensor's GND DI1-.
1313	1313	)))
1314	1314
1315	1315	(((
...	...	@@ -1326,6 +1326,8 @@
1326	1326
1327	1327	(((
1328	1328
	1543	+
	1544	+
1329	1329	)))
1330	1330
1331	1331	(((
...	...	@@ -1337,10 +1337,10 @@
1337	1337	)))
1338	1338
1339	1339	* (((
1340		-Connect sensor’s output to DI1+ with a serial 50K resistor
	1556	+Connect sensor's output to DI1+ with a serial 50K resistor
1341	1341	)))
1342	1342	* (((
1343		-Connect sensor’s GND DI1-.
	1559	+Connect sensor's GND DI1-.
1344	1344	)))
1345	1345
1346	1346	(((
...	...	@@ -1359,6 +1359,7 @@
1359	1359
1360	1360	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1361	1361
	1578	+
1362	1362	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1363	1363
1364	1364	[[image:1653357531600-905.png]]
...	...	@@ -1367,6 +1367,7 @@
1367	1367
1368	1368	=== 3.6.4 Analog Input Interface ===
1369	1369
	1587	+
1370	1370	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:
1371	1371
1372	1372
...	...	@@ -1379,13 +1379,13 @@
1379	1379	We take the wind speed sensor as an example for reference only.
1380	1380
1381	1381
1382		-**Specifications of the wind speed sensor:**
	1600	+(% style="color:blue" %)**Specifications of the wind speed sensor:**
1383	1383
1384		-Red:  12~~24v
	1602	+**Red:  12~~24v**
1385	1385
1386		-Yellow:  4~~20mA
	1604	+**Yellow:  4~~20mA**
1387	1387
1388		-Black:  GND
	1606	+**Black:  GND**
1389	1389
1390	1390
1391	1391	**Connection diagram:**
...	...	@@ -1398,6 +1398,7 @@
1398	1398
1399	1399	=== 3.6.5 Relay Output ===
1400	1400
	1619	+
1401	1401	(((
1402	1402	The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1403	1403	)))
...	...	@@ -1404,6 +1404,7 @@
1404	1404
1405	1405	[[image:image-20220524100215-9.png]]
1406	1406
	1626	+
1407	1407	[[image:image-20220524100215-10.png||height="382" width="723"]]
1408	1408
1409	1409
...	...	@@ -1410,15 +1410,25 @@
1410	1410
1411	1411	== 3.7 LEDs Indicators ==
1412	1412
	1633	+
1413	1413	[[image:image-20220524100748-11.png]]
1414	1414
1415	1415
	1637	+
1416	1416	= 4. Use AT Command =
1417	1417
	1640	+
1418	1418	== 4.1 Access AT Command ==
1419	1419
	1643	+
	1644	+(((
1420	1420	LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
	1646	+)))
1421	1421
	1648	+(((
	1649	+
	1650	+)))
	1651	+
1422	1422	[[image:1653358238933-385.png]]
1423	1423
1424	1424
...	...	@@ -1446,7 +1446,7 @@
1446	1446	)))
1447	1447
1448	1448	(((
1449		-AT+<CMD>=?       : Get the value
	1679	+AT+<CMD>=?       :  Get the value
1450	1450	)))
1451	1451
1452	1452	(((
...	...	@@ -1474,11 +1474,11 @@
1474	1474	)))
1475	1475
1476	1476	(((
1477		-AT+APPSKEY: Get or Set the Application Session Key
	1707	+AT+APPSKEY:  Get or Set the Application Session Key
1478	1478	)))
1479	1479
1480	1480	(((
1481		-AT+APPEUI: Get or Set the Application EUI
	1711	+AT+APPEUI:  Get or Set the Application EUI
1482	1482	)))
1483	1483
1484	1484	(((
...	...	@@ -1490,7 +1490,7 @@
1490	1490	)))
1491	1491
1492	1492	(((
1493		-AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
	1723	+AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
1494	1494	)))
1495	1495
1496	1496	(((
...	...	@@ -1526,7 +1526,7 @@
1526	1526	)))
1527	1527
1528	1528	(((
1529		-AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
	1759	+AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1530	1530	)))
1531	1531
1532	1532	(((
...	...	@@ -1570,7 +1570,7 @@
1570	1570	)))
1571	1571
1572	1572	(((
1573		-AT+VER: Get current image version and Frequency Band
	1803	+AT+VER:  Get current image version and Frequency Band
1574	1574	)))
1575	1575
1576	1576	(((
...	...	@@ -1578,7 +1578,7 @@
1578	1578	)))
1579	1579
1580	1580	(((
1581		-AT+CFS: Get confirmation status of the last AT+SEND (0-1)
	1811	+AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1582	1582	)))
1583	1583
1584	1584	(((
...	...	@@ -1615,8 +1615,6 @@
1615	1615
1616	1616	(((
1617	1617	AT+CFG: Print all settings
1618		-
1619		-
1620	1620	)))
1621	1621
1622	1622
...	...	@@ -1623,47 +1623,48 @@
1623	1623
1624	1624	== 4.2 Common AT Command Sequence ==
1625	1625
	1854	+
1626	1626	=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1627	1627
1628	1628	(((
1629	1629
1630	1630
1631		-**If device has not joined network yet:**
	1860	+(((
	1861	+(% style="color:blue" %)**If device has not joined network yet:**
1632	1632	)))
	1863	+)))
1633	1633
1634	1634	(((
1635		-(% style="background-color:#dcdcdc" %)123456
	1866	+(% style="background-color:#dcdcdc" %)**123456**
1636	1636	)))
1637	1637
1638	1638	(((
1639		-(% style="background-color:#dcdcdc" %)AT+FDR
	1870	+(% style="background-color:#dcdcdc" %)**AT+FDR**
1640	1640	)))
1641	1641
1642	1642	(((
1643		-(% style="background-color:#dcdcdc" %)123456
	1874	+(% style="background-color:#dcdcdc" %)**123456**
1644	1644	)))
1645	1645
1646	1646	(((
1647		-(% style="background-color:#dcdcdc" %)AT+NJM=0
	1878	+(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1648	1648	)))
1649	1649
1650	1650	(((
1651		-(% style="background-color:#dcdcdc" %)ATZ
	1882	+(% style="background-color:#dcdcdc" %)**ATZ**
1652	1652	)))
1653	1653
1654	1654
1655	1655	(((
1656		-**If device already joined network:**
	1887	+(% style="color:blue" %)**If device already joined network:**
1657	1657	)))
1658	1658
1659	1659	(((
1660		-(% style="background-color:#dcdcdc" %)AT+NJM=0
	1891	+(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1661	1661	)))
1662	1662
1663	1663	(((
1664		-(% style="background-color:#dcdcdc" %)ATZ
1665		-
1666		-
	1895	+(% style="background-color:#dcdcdc" %)**ATZ**
1667	1667	)))
1668	1668
1669	1669
...	...	@@ -1673,55 +1673,57 @@
1673	1673	(((
1674	1674
1675	1675
1676		-(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
	1905	+(((
	1906	+(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1677	1677	)))
	1908	+)))
1678	1678
1679	1679	(((
1680		-(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
	1911	+(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1681	1681	)))
1682	1682
1683	1683	(((
1684		-(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
	1915	+(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1685	1685	)))
1686	1686
1687	1687	(((
1688		-(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
	1919	+(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1689	1689	)))
1690	1690
1691	1691	(((
1692		-(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
	1923	+(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1693	1693	)))
1694	1694
1695	1695	(((
1696		-(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
	1927	+(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1697	1697	)))
1698	1698
1699	1699	(((
1700		-(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
	1931	+(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1701	1701	)))
1702	1702
1703	1703	(((
1704		-(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
	1935	+(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1705	1705	)))
1706	1706
1707	1707	(((
1708		-(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
	1939	+(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1709	1709	)))
1710	1710
1711	1711	(((
1712		-(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
	1943	+(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1713	1713	)))
1714	1714
1715	1715	(((
1716		-(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
	1947	+(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1717	1717	)))
1718	1718
1719	1719	(((
1720		-(% 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.
	1951	+(% 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.
1721	1721	)))
1722	1722
1723	1723	(((
1724		-(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1955	+(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1725	1725
1726	1726
1727	1727	)))
...	...	@@ -1731,10 +1731,16 @@
1731	1731	)))
1732	1732
1733	1733	(((
1734		-(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1735		-2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1736		-3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1737		-4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
	1965	+**~1. Make sure the device is set to ABP mode in the IoT Server.**
	1966	+
	1967	+**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
	1968	+
	1969	+**3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?
	1970	+dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
	1971	+
	1972	+**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5**
	1973	+
	1974	+
1738	1738	)))
1739	1739
1740	1740	(((
...	...	@@ -1748,13 +1748,19 @@
1748	1748
1749	1749	=== 4.2.3 Change to Class A ===
1750	1750
1751		-If sensor JOINED
1752		-(% style="background-color:#dcdcdc" %)AT+CLASS=A
1753		-ATZ
1754	1754
	1989	+(((
	1990	+(% style="color:blue" %)If sensor JOINED:
1755	1755
	1992	+(% style="background-color:#dcdcdc" %)**AT+CLASS=A
	1993	+ATZ**
	1994	+)))
	1995	+
	1996	+
	1997	+
1756	1756	= 5. FAQ =
1757	1757
	2000	+
1758	1758	== 5.1 How to upgrade the image? ==
1759	1759
1760	1760
...	...	@@ -1771,14 +1771,18 @@
1771	1771
1772	1772	(((
1773	1773	(% 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]].
1774		-(% 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/]].
	2017	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
1775	1775	(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1776	1776
1777	1777
	2021	+(((
1778	1778	(% style="color:blue" %)**For LT-22222-L**(%%):
1779		-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.
	2023	+Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
1780	1780	)))
1781	1781
	2026	+
	2027	+)))
	2028	+
1782	1782	[[image:image-20220524103407-12.png]]
1783	1783
1784	1784	[[image:image-20220524103429-13.png]]
...	...	@@ -1788,6 +1788,7 @@
1788	1788
1789	1789	(% 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:
1790	1790
	2038	+
1791	1791	[[image:1653360054704-518.png||height="186" width="745"]]
1792	1792
1793	1793
...	...	@@ -1796,6 +1796,8 @@
1796	1796
1797	1797
1798	1798	== 5.2 How to change the LoRa Frequency Bands/Region? ==
	2047	+
	2048	+
1799	1799	)))
1800	1800	)))
1801	1801
...	...	@@ -1806,7 +1806,10 @@
1806	1806	(((
1807	1807
1808	1808
	2059	+
1809	1809	== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
	2061	+
	2062	+
1810	1810	)))
1811	1811
1812	1812	(((
...	...	@@ -1819,38 +1819,45 @@
1819	1819	(((
1820	1820	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1821	1821
	2075	+
1822	1822
1823	1823	)))
1824	1824	)))
1825	1825
1826	1826	(((
1827		-(% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
	2081	+(% style="color:blue" %)**Step1**(%%):  Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
	2082	+
	2083	+
1828	1828	)))
1829	1829
1830	1830	(((
1831	1831	[[image:1653360231087-571.png||height="401" width="727"]]
	2088	+
	2089	+
1832	1832	)))
1833	1833
1834	1834	(((
1835		-(% 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.
	2093	+(% 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.**
1836	1836	)))
1837	1837
1838	1838
	2097	+
1839	1839	(((
1840		-(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
	2099	+(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
	2100	+
	2101	+
1841	1841	)))
1842	1842
1843	1843	(((
1844		-(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1845		-(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1846		-(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1847		-(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1848		-(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1849		-(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1850		-(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1851		-(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1852		-(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1853		-(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
	2105	+(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
	2106	+(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
	2107	+(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
	2108	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
	2109	+(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
	2110	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
	2111	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
	2112	+(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
	2113	+(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
1854	1854	)))
1855	1855
1856	1856
...	...	@@ -1861,20 +1861,28 @@
1861	1861	[[image:1653360498588-932.png||height="485" width="726"]]
1862	1862
1863	1863
	2124	+
1864	1864	== 5.4 Can I see counting event in Serial? ==
1865	1865
	2127	+
1866	1866	(((
1867		-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.
	2129	+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.
1868	1868
1869	1869
	2132	+
1870	1870	== 5.5 Can i use point to point communication for LT-22222-L? ==
1871	1871
1872		-Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
	2135	+
	2136	+Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
	2137	+
	2138	+
	2139	+
1873	1873	)))
1874	1874
1875	1875	(((
1876	1876	== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1877	1877
	2145	+
1878	1878	If the device is not shut down, but directly powered off.
1879	1879
1880	1880	It will default that this is a power-off state.
...	...	@@ -1883,12 +1883,28 @@
1883	1883
1884	1884	After restart, the status before power failure will be read from flash.
1885	1885
	2154	+
	2155	+
	2156	+== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
	2157	+
	2158	+
	2159	+LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
	2160	+
	2161	+
	2162	+[[image:image-20221006170630-1.png||height="610" width="945"]]
	2163	+
	2164	+
	2165	+
1886	1886	= 6. Trouble Shooting =
	2167	+
	2168	+
1887	1887	)))
1888	1888
1889	1889	(((
1890	1890	(((
1891		-== 6.1 Downlink doesn’t work, how to solve it? ==
	2173	+== 6.1 Downlink doesn't work, how to solve it? ==
	2174	+
	2175	+
1892	1892	)))
1893	1893	)))
1894	1894
...	...	@@ -1899,7 +1899,10 @@
1899	1899	(((
1900	1900
1901	1901
	2186	+
1902	1902	== 6.2 Have trouble to upload image. ==
	2188	+
	2189	+
1903	1903	)))
1904	1904
1905	1905	(((
...	...	@@ -1909,7 +1909,10 @@
1909	1909	(((
1910	1910
1911	1911
1912		-== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
	2199	+
	2200	+== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
	2201	+
	2202	+
1913	1913	)))
1914	1914
1915	1915	(((
...	...	@@ -1923,18 +1923,17 @@
1923	1923
1924	1924	(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1925	1925
1926		-
1927	1927	(% style="color:#4f81bd" %)**XXX:**
1928	1928
1929		-* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1930		-* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1931		-* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1932		-* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1933		-* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1934		-* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1935		-* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1936		-* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1937		-* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
	2218	+* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
	2219	+* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
	2220	+* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
	2221	+* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
	2222	+* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
	2223	+* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
	2224	+* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
	2225	+* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
	2226	+* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1938	1938
1939	1939	= 8. Packing Info =
1940	1940
...	...	@@ -1955,16 +1955,21 @@
1955	1955
1956	1956	= 9. Support =
1957	1957
	2247	+
1958	1958	* (((
1959	1959	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.
1960	1960	)))
1961	1961	* (((
1962	1962	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]]
	2253	+
	2254	+
	2255	+
	2256	+
1963	1963	)))
1964	1964
1965	1965	= 10. Reference​​​​​ =
1966	1966
	2261	+
1967	1967	* 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]]
1968		-* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1969		-* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
	2263	+* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
1970	1970	* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]

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