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199	199
200	200	== 3.1 How it works? ==
201	201
	202	+(((
202	202	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.
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203	203
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204	204	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>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H4.UseATCommand]] to set the keys in the devices.
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205	205
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206	206	3.2 Example to join LoRaWAN network
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207	207
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208	208	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.
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209	209
210	210	[[image:image-20220523172350-1.png||height="266" width="864"]]
211	211
...	...	@@ -305,7 +305,9 @@
305	305
306	306	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
307	307
	316	+(((
308	308	Total : 11 bytes payload
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309	309
310	310	[[image:image-20220523180452-3.png]]
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...	...	@@ -319,53 +319,77 @@
319	319	* FIRST: Indicate this is the first packet after join network.
320	320	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
321	321
	332	+(((
322	322	(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
	334	+)))
323	323
	336	+(((
324	324	**To use counting mode, please run:**
	338	+)))
325	325
326	326	(% class="box infomessage" %)
327	327	(((
	342	+(((
328	328	**AT+MOD=2**
329	329	)))
	345	+)))
330	330
331	331	(% class="box infomessage" %)
332	332	(((
	349	+(((
333	333	**ATZ**
334	334	)))
	352	+)))
335	335
	354	+(((
336	336	(% style="color:#4f81bd" %)**AT Commands for counting:**
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337	337
	358	+(((
338	338	**For LT22222-L:**
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339	339
340	340	(% class="box infomessage" %)
341	341	(((
	364	+(((
342	342	**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
343	343	)))
	367	+)))
344	344
345	345	(% class="box infomessage" %)
346	346	(((
	371	+(((
347	347	**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
348	348	)))
	374	+)))
349	349
350	350	(% class="box infomessage" %)
351	351	(((
	378	+(((
352	352	**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
353	353	)))
	381	+)))
354	354
355	355	(% class="box infomessage" %)
356	356	(((
	385	+(((
357	357	**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
358	358	)))
	388	+)))
359	359
360	360	(% class="box infomessage" %)
361	361	(((
	392	+(((
362	362	**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
363	363	)))
	395	+)))
364	364
365	365	(% class="box infomessage" %)
366	366	(((
	399	+(((
367	367	**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
368	368	)))
	402	+)))
369	369
370	370	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
371	371
...	...	@@ -383,21 +383,31 @@
383	383	* FIRST: Indicate this is the first packet after join network.
384	384	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
385	385
	420	+(((
386	386	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	422	+)))
387	387
	424	+(((
388	388	**To use counting mode, please run:**
	426	+)))
389	389
390	390	(% class="box infomessage" %)
391	391	(((
	430	+(((
392	392	**AT+MOD=3**
393	393	)))
	433	+)))
394	394
395	395	(% class="box infomessage" %)
396	396	(((
	437	+(((
397	397	**ATZ**
398	398	)))
	440	+)))
399	399
	442	+(((
400	400	Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
	444	+)))
401	401
402	402	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
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...	...	@@ -417,44 +417,67 @@
417	417	* FIRST: Indicate this is the first packet after join network.
418	418	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
419	419
	464	+(((
420	420	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	466	+)))
421	421
	468	+(((
422	422	**To use this mode, please run:**
	470	+)))
423	423
424	424	(% class="box infomessage" %)
425	425	(((
	474	+(((
426	426	**AT+MOD=4**
427	427	)))
	477	+)))
428	428
429	429	(% class="box infomessage" %)
430	430	(((
	481	+(((
431	431	**ATZ**
432	432	)))
	484	+)))
433	433
	486	+(((
	487	+
	488	+)))
434	434
	490	+(((
435	435	Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
	492	+)))
436	436
	494	+(((
437	437	**Plus below command for AVI1 Counting:**
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438	438
439	439	(% class="box infomessage" %)
440	440	(((
	500	+(((
441	441	**AT+SETCNT=3,60   (set AVI Count to 60)**
442	442	)))
	503	+)))
443	443
444	444	(% class="box infomessage" %)
445	445	(((
	507	+(((
446	446	**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
447	447	)))
	510	+)))
448	448
449	449	(% class="box infomessage" %)
450	450	(((
	514	+(((
451	451	**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
452	452	)))
	517	+)))
453	453
454	454	(% class="box infomessage" %)
455	455	(((
	521	+(((
456	456	**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
457	457	)))
	524	+)))
458	458
459	459	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
460	460
...	...	@@ -468,23 +468,35 @@
468	468
469	469	* RO is for relay. ROx=1 : close，ROx=0 always open.
470	470	* FIRST: Indicate this is the first packet after join network.
471		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	538	+* (((
	539	+DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	540	+)))
472	472
	542	+(((
473	473	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	544	+)))
474	474
	546	+(((
475	475	**To use this mode, please run:**
	548	+)))
476	476
477	477	(% class="box infomessage" %)
478	478	(((
	552	+(((
479	479	**AT+MOD=5**
480	480	)))
	555	+)))
481	481
482	482	(% class="box infomessage" %)
483	483	(((
	559	+(((
484	484	**ATZ**
485	485	)))
	562	+)))
486	486
	564	+(((
487	487	Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
	566	+)))
488	488
489	489	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
490	490