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

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Content

...	...	@@ -45,44 +45,114 @@
45	45
46	46	== 1.2  Specifications ==
47	47
	48	+(((
48	48	**Hardware System:**
	50	+)))
49	49
50		-* STM32L072CZT6 MCU
51		-* SX1276/78 Wireless Chip
52		-* Power Consumption:
53		-** Idle: 4mA@12v
54		-** 20dB Transmit: 34mA@12v
	52	+* (((
	53	+STM32L072CZT6 MCU
	54	+)))
	55	+* (((
	56	+SX1276/78 Wireless Chip
	57	+)))
	58	+* (((
	59	+(((
	60	+Power Consumption:
	61	+)))
55	55
	63	+* (((
	64	+Idle: 4mA@12v
	65	+)))
	66	+* (((
	67	+20dB Transmit: 34mA@12v
	68	+)))
	69	+)))
	70	+
	71	+(((
56	56	**Interface for Model: LT22222-L:**
	73	+)))
57	57
58		-* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
59		-* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
60		-* 2 x Relay Output (5A@250VAC / 30VDC)
61		-* 2 x 0~~20mA Analog Input (res:0.01mA)
62		-* 2 x 0~~30V Analog Input (res:0.01v)
63		-* Power Input 7~~ 24V DC.
	75	+* (((
	76	+2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
	77	+)))
	78	+* (((
	79	+2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
	80	+)))
	81	+* (((
	82	+2 x Relay Output (5A@250VAC / 30VDC)
	83	+)))
	84	+* (((
	85	+2 x 0~~20mA Analog Input (res:0.01mA)
	86	+)))
	87	+* (((
	88	+2 x 0~~30V Analog Input (res:0.01v)
	89	+)))
	90	+* (((
	91	+Power Input 7~~ 24V DC.
	92	+)))
64	64
	94	+(((
65	65	**LoRa Spec:**
	96	+)))
66	66
67		-* Frequency Range:
68		-** Band 1 (HF): 862 ~~ 1020 Mhz
69		-** Band 2 (LF): 410 ~~ 528 Mhz
70		-* 168 dB maximum link budget.
71		-* +20 dBm - 100 mW constant RF output vs.
72		-* +14 dBm high efficiency PA.
73		-* Programmable bit rate up to 300 kbps.
74		-* High sensitivity: down to -148 dBm.
75		-* Bullet-proof front end: IIP3 = -12.5 dBm.
76		-* Excellent blocking immunity.
77		-* Low RX current of 10.3 mA, 200 nA register retention.
78		-* Fully integrated synthesizer with a resolution of 61 Hz.
79		-* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
80		-* Built-in bit synchronizer for clock recovery.
81		-* Preamble detection.
82		-* 127 dB Dynamic Range RSSI.
83		-* Automatic RF Sense and CAD with ultra-fast AFC.
84		-* Packet engine up to 256 bytes with CRC.
	98	+* (((
	99	+(((
	100	+Frequency Range:
	101	+)))
85	85
	103	+* (((
	104	+Band 1 (HF): 862 ~~ 1020 Mhz
	105	+)))
	106	+* (((
	107	+Band 2 (LF): 410 ~~ 528 Mhz
	108	+)))
	109	+)))
	110	+* (((
	111	+168 dB maximum link budget.
	112	+)))
	113	+* (((
	114	++20 dBm - 100 mW constant RF output vs.
	115	+)))
	116	+* (((
	117	++14 dBm high efficiency PA.
	118	+)))
	119	+* (((
	120	+Programmable bit rate up to 300 kbps.
	121	+)))
	122	+* (((
	123	+High sensitivity: down to -148 dBm.
	124	+)))
	125	+* (((
	126	+Bullet-proof front end: IIP3 = -12.5 dBm.
	127	+)))
	128	+* (((
	129	+Excellent blocking immunity.
	130	+)))
	131	+* (((
	132	+Low RX current of 10.3 mA, 200 nA register retention.
	133	+)))
	134	+* (((
	135	+Fully integrated synthesizer with a resolution of 61 Hz.
	136	+)))
	137	+* (((
	138	+FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
	139	+)))
	140	+* (((
	141	+Built-in bit synchronizer for clock recovery.
	142	+)))
	143	+* (((
	144	+Preamble detection.
	145	+)))
	146	+* (((
	147	+127 dB Dynamic Range RSSI.
	148	+)))
	149	+* (((
	150	+Automatic RF Sense and CAD with ultra-fast AFC.
	151	+)))
	152	+* (((
	153	+Packet engine up to 256 bytes with CRC.
	154	+)))
	155	+
86	86	== 1.3 Features ==
87	87
88	88	* LoRaWAN Class A & Class C protocol
...	...	@@ -129,13 +129,21 @@
129	129
130	130	== 3.1 How it works? ==
131	131
	202	+(((
132	132	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.
	204	+)))
133	133
134		-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:#AT_Command]] to set the keys in the devices.
	206	+(((
	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>>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.
	208	+)))
135	135
	210	+(((
136	136	3.2 Example to join LoRaWAN network
	212	+)))
137	137
	214	+(((
138	138	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.
	216	+)))
139	139
140	140	[[image:image-20220523172350-1.png||height="266" width="864"]]
141	141
...	...	@@ -235,7 +235,9 @@
235	235
236	236	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
237	237
	316	+(((
238	238	Total : 11 bytes payload
	318	+)))
239	239
240	240	[[image:image-20220523180452-3.png]]
241	241
...	...	@@ -249,53 +249,77 @@
249	249	* FIRST: Indicate this is the first packet after join network.
250	250	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
251	251
	332	+(((
252	252	(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
	334	+)))
253	253
	336	+(((
254	254	**To use counting mode, please run:**
	338	+)))
255	255
256	256	(% class="box infomessage" %)
257	257	(((
	342	+(((
258	258	**AT+MOD=2**
259	259	)))
	345	+)))
260	260
261	261	(% class="box infomessage" %)
262	262	(((
	349	+(((
263	263	**ATZ**
264	264	)))
	352	+)))
265	265
	354	+(((
266	266	(% style="color:#4f81bd" %)**AT Commands for counting:**
	356	+)))
267	267
	358	+(((
268	268	**For LT22222-L:**
	360	+)))
269	269
270	270	(% class="box infomessage" %)
271	271	(((
	364	+(((
272	272	**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
273	273	)))
	367	+)))
274	274
275	275	(% class="box infomessage" %)
276	276	(((
	371	+(((
277	277	**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
278	278	)))
	374	+)))
279	279
280	280	(% class="box infomessage" %)
281	281	(((
	378	+(((
282	282	**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
283	283	)))
	381	+)))
284	284
285	285	(% class="box infomessage" %)
286	286	(((
	385	+(((
287	287	**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
288	288	)))
	388	+)))
289	289
290	290	(% class="box infomessage" %)
291	291	(((
	392	+(((
292	292	**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
293	293	)))
	395	+)))
294	294
295	295	(% class="box infomessage" %)
296	296	(((
	399	+(((
297	297	**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
298	298	)))
	402	+)))
299	299
300	300	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
301	301
...	...	@@ -313,21 +313,31 @@
313	313	* FIRST: Indicate this is the first packet after join network.
314	314	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
315	315
	420	+(((
316	316	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	422	+)))
317	317
	424	+(((
318	318	**To use counting mode, please run:**
	426	+)))
319	319
320	320	(% class="box infomessage" %)
321	321	(((
	430	+(((
322	322	**AT+MOD=3**
323	323	)))
	433	+)))
324	324
325	325	(% class="box infomessage" %)
326	326	(((
	437	+(((
327	327	**ATZ**
328	328	)))
	440	+)))
329	329
330		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
	442	+(((
	443	+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	+)))
331	331
332	332	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
333	333
...	...	@@ -347,44 +347,67 @@
347	347	* FIRST: Indicate this is the first packet after join network.
348	348	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
349	349
	464	+(((
350	350	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	466	+)))
351	351
	468	+(((
352	352	**To use this mode, please run:**
	470	+)))
353	353
354	354	(% class="box infomessage" %)
355	355	(((
	474	+(((
356	356	**AT+MOD=4**
357	357	)))
	477	+)))
358	358
359	359	(% class="box infomessage" %)
360	360	(((
	481	+(((
361	361	**ATZ**
362	362	)))
	484	+)))
363	363
	486	+(((
	487	+
	488	+)))
364	364
365		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
	490	+(((
	491	+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	+)))
366	366
	494	+(((
367	367	**Plus below command for AVI1 Counting:**
	496	+)))
368	368
369	369	(% class="box infomessage" %)
370	370	(((
	500	+(((
371	371	**AT+SETCNT=3,60   (set AVI Count to 60)**
372	372	)))
	503	+)))
373	373
374	374	(% class="box infomessage" %)
375	375	(((
	507	+(((
376	376	**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
377	377	)))
	510	+)))
378	378
379	379	(% class="box infomessage" %)
380	380	(((
	514	+(((
381	381	**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
382	382	)))
	517	+)))
383	383
384	384	(% class="box infomessage" %)
385	385	(((
	521	+(((
386	386	**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
387	387	)))
	524	+)))
388	388
389	389	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
390	390
...	...	@@ -398,23 +398,35 @@
398	398
399	399	* RO is for relay. ROx=1 : close，ROx=0 always open.
400	400	* FIRST: Indicate this is the first packet after join network.
401		-* 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	+)))
402	402
	542	+(((
403	403	(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
	544	+)))
404	404
	546	+(((
405	405	**To use this mode, please run:**
	548	+)))
406	406
407	407	(% class="box infomessage" %)
408	408	(((
	552	+(((
409	409	**AT+MOD=5**
410	410	)))
	555	+)))
411	411
412	412	(% class="box infomessage" %)
413	413	(((
	559	+(((
414	414	**ATZ**
415	415	)))
	562	+)))
416	416
417		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
	564	+(((
	565	+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	+)))
418	418
419	419	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
420	420
...	...	@@ -463,7 +463,7 @@
463	463
464	464	**Downlink Command to set Trigger Condition**
465	465
466		-Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
	615	+Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
467	467
468	468	Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
469	469
...	...	@@ -483,7 +483,7 @@
483	483
484	484	Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
485	485
486		-Example2: AA 02 01 00
	635	+**Example2**: AA 02 01 00
487	487
488	488	Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
489	489
...	...	@@ -580,7 +580,6 @@
580	580	**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
581	581	)))
582	582
583		-
584	584	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
585	585
586	586	Set work mode.
...	...	@@ -616,7 +616,6 @@
616	616
617	617	**Example**: 0x08FF, ask device to send an Uplink
618	618
619		-
620	620	==== 3.4.2.4 Enable Trigger Mode ====
621	621
622	622	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]]
...	...	@@ -632,14 +632,15 @@
632	632
633	633	0: Disable Trigger Mode
634	634
635		-
636	636	* Downlink Payload (prefix 0x0A 06):
637	637
638		-0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
	784	+(% class="box infomessage" %)
	785	+(((
	786	+**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
	787	+)))
639	639
	789	+==== 3.4.2.5 Poll trigger settings ====
640	640
641		-==== Poll trigger settings ====
642		-
643	643	Poll trigger settings,
644	644
645	645	* AT Command:
...	...	@@ -646,339 +646,337 @@
646	646
647	647	There is no AT Command for this feature.
648	648
649		-
650	650	* Downlink Payload (prefix 0x AB 06):
651	651
652		-0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
	799	+(% class="box infomessage" %)
	800	+(((
	801	+**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
	802	+)))
653	653
	804	+==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
654	654
655		-==== Enable / Disable DI1/DI2/DI3 as trigger ====
656		-
657	657	Enable Disable DI1/DI2/DI2 as trigger,
658	658
659	659	* AT Command:
660	660
661		-Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
	810	+(% class="box infomessage" %)
	811	+(((
	812	+**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
	813	+)))
662	662
663		-Example:
	815	+**Example:**
664	664
665	665	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
666	666
667		-
668		-
669	669	* Downlink Payload (prefix 0xAA 02):
670	670
671		-0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
	821	+(% class="box infomessage" %)
	822	+(((
	823	+**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
	824	+)))
672	672
	826	+==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
673	673
674		-
675		-==== Trigger1 – Set DI1 or DI3 as trigger ====
676		-
677	677	Set DI1 or DI3(for LT-33222-L) trigger.
678	678
679	679	* AT Command:
680	680
681		-AT+TRIG1=a,b
	832	+(% class="box infomessage" %)
	833	+(((
	834	+**AT+TRIG1=a,b**
	835	+)))
682	682
683	683	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
684	684
685	685	b : delay timing.
686	686
687		-Example:
	841	+**Example:**
688	688
689	689	AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
690	690
691		-
692	692	* Downlink Payload (prefix 0x09 01 ):
693	693
694		-0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
	847	+(% class="box infomessage" %)
	848	+(((
	849	+**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
	850	+)))
695	695
	852	+==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
696	696
697		-==== Trigger2 – Set DI2 as trigger ====
698		-
699	699	Set DI2 trigger.
700	700
701	701	* AT Command:
702	702
703		-AT+TRIG2=a,b
	858	+(% class="box infomessage" %)
	859	+(((
	860	+**AT+TRIG2=a,b**
	861	+)))
704	704
705	705	a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
706	706
707	707	b : delay timing.
708	708
709		-Example:
	867	+**Example:**
710	710
711	711	AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
712	712
713		-
714	714	* Downlink Payload (prefix 0x09 02 ):
715	715
716		-0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
	873	+(% class="box infomessage" %)
	874	+(((
	875	+**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
	876	+)))
717	717
	878	+==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
718	718
719		-==== Trigger – Set AC (current) as trigger ====
	880	+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]]
720	720
721		-Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
722		-
723	723	* AT Command:
724	724
725		-AT+ACLIM. See [[trigger mode>>path:#MOD6]]
	884	+(% class="box infomessage" %)
	885	+(((
	886	+**AT+ACLIM. **
	887	+)))
726	726
727		-
728	728	* Downlink Payload (prefix 0xAA 01 ):
729	729
730		-0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
	891	+(% class="box infomessage" %)
	892	+(((
	893	+**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]]**
	894	+)))
731	731
	896	+==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
732	732
733		-==== Trigger – Set AV (voltage) as trigger ====
	898	+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]]
734	734
735		-Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
736		-
737	737	* AT Command:
738	738
739		-AT+AVLIM. See [[trigger mode>>path:#MOD6]]
	902	+(% class="box infomessage" %)
	903	+(((
	904	+**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]]**
	905	+)))
740	740
741		-
742	742	* Downlink Payload (prefix 0xAA 00 ):
743	743
744		-0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
	909	+(% class="box infomessage" %)
	910	+(((
	911	+**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]] **
	912	+)))
745	745
746		-==== Trigger – Set minimum interval ====
	914	+==== 3.4.2.11 Trigger – Set minimum interval ====
747	747
748	748	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
749	749
750	750	* AT Command:
751	751
752		-AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
	920	+(% class="box infomessage" %)
	921	+(((
	922	+**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
	923	+)))
753	753
754		-
755	755	* Downlink Payload (prefix 0xAC ):
756	756
757		-0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
	927	+(% class="box infomessage" %)
	928	+(((
	929	+**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
	930	+)))
758	758
	932	+==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
759	759
760		-==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
761		-
762	762	* AT Command:
763	763
764	764	There is no AT Command to control Digital Output
765	765
766		-
767	767	* Downlink Payload (prefix 0x02):
768	768
769		-0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
	940	+(% class="box infomessage" %)
	941	+(((
	942	+**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
	943	+)))
770	770
	945	+(((
771	771	If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
	947	+)))
772	772
	949	+(((
773	773	01: Low,  00: High ,  11: No action
	951	+)))
774	774
775		-(% border="1" style="background-color:#f7faff" %)
776		-|Downlink Code|DO1|DO2|DO3
777		-|02  01  00  11|Low|High|No Action
778		-|02  00  11  01|High|No Action|Low
779		-|02  11  01  00|No Action|Low|High
	953	+[[image:image-20220524092754-5.png]]
780	780
781		-Note: For LT-22222-L, there is no DO3, the last byte can use any value.
	955	+(((
	956	+(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
	957	+)))
782	782
783		-Device will upload a packet if downlink code executes successfully.
	959	+(((
	960	+(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
	961	+)))
784	784
785	785
	964	+==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
786	786
787		-
788		-
789		-==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
790		-
791	791	* AT Command:
792	792
793	793	There is no AT Command to control Digital Output
794	794
795		-
796	796	* Downlink Payload (prefix 0xA9):
797	797
798		-0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
	972	+(% class="box infomessage" %)
	973	+(((
	974	+**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
	975	+)))
799	799
800	800	This is to control the digital output time of DO pin. Include four bytes:
801	801
802		-**First Byte:** Type code (0xA9)
	979	+(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
803	803
804		-**Second Byte**: Inverter Mode
	981	+(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
805	805
806	806	01: DO pins will change back to original state after timeout.
807	807
808	808	00: DO pins will change to an inverter state after timeout
809	809
	987	+(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
810	810
811		-**Third Byte**: Control Method and Ports status:
	989	+[[image:image-20220524093238-6.png]]
812	812
813		-(% border="1" style="background-color:#f7faff" %)
814		-|Second Byte|Status
815		-|0x01|DO1 set to low
816		-|0x00|DO1 set to high
817		-|0x11|DO1 NO Action
	991	+(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
818	818
819		-**Fourth Byte**: Control Method and Ports status:
	993	+[[image:image-20220524093328-7.png]]
820	820
821		-(% border="1" style="background-color:#f7faff" %)
822		-|Second Byte|Status
823		-|0x01|DO2 set to low
824		-|0x00|DO2 set to high
825		-|0x11|DO2 NO Action
	995	+(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
826	826
827		-**Fifth Byte**: Control Method and Ports status:
	997	+[[image:image-20220524093351-8.png]]
828	828
829		-(% border="1" style="background-color:#f7faff" %)
830		-|Second Byte|Status
831		-|0x01|DO3 set to low
832		-|0x00|DO3 set to high
833		-|0x11|DO3 NO Action
	999	+(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
834	834
835		-**Sixth and Seventh Byte**:
836		-
837	837	Latching time. Unit: ms
838	838
839	839	Device will upload a packet if downlink code executes successfully.
840	840
	1005	+**Example payload:**
841	841
	1007	+**~1. A9 01 01 01 01 07 D0**
842	842
843		-Example payload:
844		-
845		-1. A9 01 01 01 01 07 D0
846		-
847	847	DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
848	848
	1011	+**2. A9 01 00 01 11 07 D0**
849	849
850		-1. A9 01 00 01 11 07 D0
851		-
852	852	DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
853	853
	1015	+**3. A9 00 00 00 00 07 D0**
854	854
855		-1. A9 00 00 00 00 07 D0
856		-
857	857	DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
858	858
	1019	+**4. A9 00 11 01 00 07 D0**
859	859
860		-1. A9 00 11 01 00 07 D0
861		-
862	862	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
863	863
864	864
	1024	+=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
865	865
866		-
867		-==== Relay ~-~- Control Relay Output RO1/RO2 ====
868		-
869	869	* AT Command:
870	870
871	871	There is no AT Command to control Relay Output
872	872
873		-
874	874	* Downlink Payload (prefix 0x03):
875	875
876		-0x03 aa bb     ~/~/ Set RO1/RO2 output
	1032	+(% class="box infomessage" %)
	1033	+(((
	1034	+**0x03 aa bb     ~/~/ Set RO1/RO2 output**
	1035	+)))
877	877
	1037	+(((
878	878	If payload = 0x030100, it means set RO1 to close and RO2 to open.
	1039	+)))
879	879
	1041	+(((
880	880	01: Close ,  00: Open , 11: No action
	1043	+)))
881	881
882		-(% border="1" style="background-color:#f7faff" %)
883		-|Downlink Code|RO1|RO2
884		-|03  00  11|Open|No Action
885		-|03  01  11|Close|No Action
886		-|03  11  00|No Action|Open
887		-|03  11  01|No Action|Close
888		-|03  00  00|Open|Open
889		-|03  01  01|Close|Close
890		-|03  01  00|Close|Open
891		-|03  00  01|Open|Close
	1045	+(((
	1046	+[[image:image-20220524093724-9.png]]
	1047	+)))
892	892
893	893	Device will upload a packet if downlink code executes successfully.
894	894
895	895
896		-==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
	1052	+==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
897	897
898	898	* AT Command:
899	899
900	900	There is no AT Command to control Relay Output
901	901
902		-
903	903	* Downlink Payload (prefix 0x05):
904	904
905		-0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:
	1060	+(% class="box infomessage" %)
	1061	+(((
	1062	+**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
	1063	+)))
906	906
907	907	This is to control the relay output time of relay. Include four bytes:
908	908
909		-**First Byte:** Type code (0x05)
	1067	+(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
910	910
911		-**Second Byte(aa)**: Inverter Mode
	1069	+(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
912	912
913	913	01: Relays will change back to original state after timeout.
914	914
915	915	00: Relays will change to an inverter state after timeout
916	916
	1075	+(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
917	917
918		-**Third Byte(bb)**: Control Method and Ports status:
	1077	+[[image:image-20220524093831-10.png]]
919	919
920		-(% border="1" style="background-color:#f7faff" %)
921		-|Value|Status
922		-|0x11|RO1 and RO2 to NO
923		-|0x10|RO2 to NO, RO1 to NC
924		-|0x01|RO2 to NC, RO1 to NO
925		-|0x00|RO1 and RO2 to NC.
926		-|0x20|RO1 No Action, RO2 to NC
927		-|0x21|RO1 No Action, RO2 to NO
928		-|0x02|RO1 to NC, RO2 No Action
929		-|0x12|RO1 to NO, RO2 No Action
	1079	+(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
930	930
931		-**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
932		-
933	933	Device will upload a packet if downlink code executes successfully.
934	934
935		-
936		-
937	937	**Example payload:**
938	938
939		-1. 05 01 11 07 D0
	1085	+**~1. 05 01 11 07 D0**
940	940
941	941	Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
942	942
	1089	+**2. 05 01 10 07 D0**
943	943
944		-1. 05 01 10 07 D0
945		-
946	946	Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
947	947
	1093	+**3. 05 00 01 07 D0**
948	948
949		-1. 05 00 01 07 D0
950		-
951	951	Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
952	952
	1097	+**4. 05 00 00 07 D0**
953	953
954		-1. 05 00 00 07 D0
955		-
956	956	Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
957	957
958	958
	1102	+==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
959	959
	1104	+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]]
960	960
961		-
962		-
963		-==== Counting ~-~- Voltage threshold counting ====
964		-
965		-When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
966		-
967	967	* AT Command:
968	968
969		-AT+VOLMAX    ~/~/ See [[MOD4>>path:#MOD4]]
	1108	+(% class="box infomessage" %)
	1109	+(((
	1110	+**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]]**
	1111	+)))
970	970
971		-
972	972	* Downlink Payload (prefix 0xA5):
973	973
974		-0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc
	1115	+(% class="box infomessage" %)
	1116	+(((
	1117	+**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
	1118	+)))
975	975
	1120	+==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
976	976
977		-==== Counting ~-~- Pre-configure the Count Number ====
978		-
979	979	* AT Command:
980	980
981		-AT+SETCNT=aa,(bb cc dd ee)
	1124	+(% class="box infomessage" %)
	1125	+(((
	1126	+**AT+SETCNT=aa,(bb cc dd ee) **
	1127	+)))
982	982
983	983	aa: 1: Set count1,
984	984
...	...	@@ -988,115 +988,109 @@
988	988
989	989	Bb cc dd ee: number to be set
990	990
991		-
992	992	* Downlink Payload (prefix 0xA8):
993	993
994		-0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
	1139	+(% class="box infomessage" %)
	1140	+(((
	1141	+**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
	1142	+)))
995	995
	1144	+==== 3.4.2.18 Counting ~-~- Clear Counting ====
996	996
997		-
998		-
999		-
1000		-==== Counting ~-~- Clear Counting ====
1001		-
1002	1002	Clear counting for counting mode
1003	1003
1004	1004	* AT Command:
1005	1005
1006		-AT+CLRCOUNT ~/~/ clear all counting
	1150	+(% class="box infomessage" %)
	1151	+(((
	1152	+**AT+CLRCOUNT ~/~/ clear all counting**
	1153	+)))
1007	1007
1008		-
1009	1009	* Downlink Payload (prefix 0xA6):
1010	1010
1011		-0x A6 01     ~/~/ clear all counting,
	1157	+(% class="box infomessage" %)
	1158	+(((
	1159	+**0x A6 01     ~/~/ clear all counting,**
	1160	+)))
1012	1012
	1162	+==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1013	1013
1014		-
1015		-
1016		-==== Counting ~-~- Change counting mode save time ====
1017		-
1018	1018	* AT Command:
1019	1019
1020		-AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
	1166	+(% class="box infomessage" %)
	1167	+(((
	1168	+**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
	1169	+)))
1021	1021
1022		-
1023	1023	* Downlink Payload (prefix 0xA7):
1024	1024
1025		-0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,
	1173	+(% class="box infomessage" %)
	1174	+(((
	1175	+**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
	1176	+)))
1026	1026
1027	1027	range: aa bb cc:0 to 16777215,  (unit:second)
1028	1028
	1180	+== 3.5 Integrate with Mydevice ==
1029	1029
1030		-
1031		-
1032		-1.
1033		-11. Integrate with Mydevice
1034		-
1035	1035	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:
1036	1036
	1184	+**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1037	1037
1038		-Step 1: Be sure that your device is programmed and properly connected to the network at this time.
	1186	+**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:
1039	1039
1040		-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:
	1188	+[[image:1653356737703-362.png||height="232" width="732"]]
1041	1041
	1190	+[[image:image-20220524094641-11.png||height="390" width="723"]]
1042	1042
1043		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1044	1044
	1193	+[[image:image-20220524094641-12.png||height="402" width="718"]]
1045	1045
1046		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
	1195	+**Step 3**: Create an account or log in Mydevices.
1047	1047
	1197	+**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1048	1048
1049		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
1050		-
1051		-
1052		-
1053		-Step 3: Create an account or log in Mydevices.
1054		-
1055		-Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
1056		-
1057	1057	Search under The things network
1058	1058
1059		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
	1201	+[[image:1653356838789-523.png||height="337" width="740"]]
1060	1060
1061		-
1062	1062	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1063	1063
1064		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
	1205	+[[image:image-20220524094909-1.png||height="335" width="729"]]
1065	1065
	1207	+[[image:image-20220524094909-2.png||height="337" width="729"]]
1066	1066
1067		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
	1209	+[[image:image-20220524094909-3.png||height="338" width="727"]]
1068	1068
	1211	+[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1069	1069
1070		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
	1213	+[[image:image-20220524094909-5.png||height="341" width="734"]]
1071	1071
	1215	+== 3.6 Interface Detail ==
1072	1072
1073		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
	1217	+=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1074	1074
1075		-
1076		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1077		-
1078		-
1079		-1.
1080		-11. Interface Detail
1081		-111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1082		-
1083	1083	Support NPN Type sensor
1084	1084
1085		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
	1221	+[[image:1653356991268-289.png]]
1086	1086
	1223	+=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1087	1087
1088		-
1089		-1.
1090		-11.
1091		-111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1092		-
	1225	+(((
1093	1093	The DI port of LT-22222-L can support NPN or PNP output sensor.
	1227	+)))
1094	1094
	1229	+(((
	1230	+(((
1095	1095	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
	1232	+)))
	1233	+)))
1096	1096
1097		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
	1235	+[[image:1653357170703-587.png]]
1098	1098
	1237	+(((
1099	1099	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
	1239	+)))
1100	1100
1101	1101
1102	1102	**Example1**: Connect to a Low active sensor.
...	...	@@ -1106,11 +1106,11 @@
1106	1106	* Connect sensor’s output to DI1-
1107	1107	* Connect sensor’s VCC to DI1+.
1108	1108
1109		-So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1249	+So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1110	1110
1111		- //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
	1251	+ //IF// = DI1+ / 1K.
1112	1112
1113		-If DI1+ = 12v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 12mA , So the LT-22222-L will be able to detect this active signal.
	1253	+If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1114	1114
1115	1115
1116	1116	**Example2**: Connect to a High active sensor.
...	...	@@ -1122,12 +1122,12 @@
1122	1122
1123	1123	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1124	1124
1125		- //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
	1265	+[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/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.**
1126	1126
1127		-If DI1+ = 24v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 24mA , So the LT-22222-L will be able to detect this high active signal.
	1267	+If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/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.
1128	1128
1129	1129
1130		-**Example3**: Connect to a 220v high active sensor.公司测试一下
	1270	+**Example3**: Connect to a 220v high active sensor.
1131	1131
1132	1132	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
1133	1133
...	...	@@ -1136,34 +1136,24 @@
1136	1136
1137	1137	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1138	1138
1139		- //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
	1279	+ [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/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.**
1140	1140
1141		-If sensor output is 220v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
	1281	+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.
1142	1142
	1283	+=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1143	1143
1144		-1.
1145		-11.
1146		-111. Digital Output Port: DO1/DO2 /DO3
1147		-
1148	1148	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1149	1149
1150		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	1287	+[[image:1653357531600-905.png]]
1151	1151
	1289	+=== 3.6.4 Analog Input Interface ===
1152	1152
1153		-
1154		-
1155		-1.
1156		-11.
1157		-111. Analog Input Interface
1158		-
1159	1159	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:
1160	1160
1161		-AC2 = (IN2 voltage )/12
	1293	+**AC2 = (IN2 voltage )/12**
1162	1162
1163		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
	1295	+[[image:1653357592296-182.png]]
1164	1164
1165		-
1166		-
1167	1167	Example to connect a 4~~20mA sensor
1168	1168
1169	1169	We take the wind speed sensor as an example for reference only.
...	...	@@ -1179,423 +1179,579 @@
1179	1179
1180	1180	Connection diagram:
1181	1181
1182		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
	1312	+[[image:1653357640609-758.png]]
1183	1183
1184		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
	1314	+[[image:1653357648330-671.png||height="155" width="733"]]
1185	1185
	1316	+=== 3.6.5 Relay Output ===
1186	1186
1187		-
1188		-1.
1189		-11.
1190		-111. Relay Output
1191		-
	1318	+(((
1192	1192	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:
	1320	+)))
1193	1193
1194		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
	1322	+[[image:image-20220524100215-9.png]]
1195	1195
	1324	+[[image:image-20220524100215-10.png||height="382" width="723"]]
1196	1196
1197		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
	1326	+== 3.7 LEDs Indicators ==
1198	1198
	1328	+[[image:image-20220524100748-11.png]]
1199	1199
	1330	+= 4. Use AT Command =
1200	1200
	1332	+== 4.1 Access AT Command ==
1201	1201
1202		-
1203		-1.
1204		-11. LEDs Indicators
1205		-
1206		-(% border="1" style="background-color:#f7faff" %)
1207		-|**LEDs**|**Feature**
1208		-|**PWR**|Always on if there is power
1209		-|**SYS**|After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1210		-|**TX**|(((
1211		-Device boot: TX blinks 5 times.
1212		-
1213		-Successful join network: TX ON for 5 seconds.
1214		-
1215		-Transmit a LoRa packet: TX blinks once
1216		-)))
1217		-|**RX**|RX blinks once when receive a packet.
1218		-|**DO1**|
1219		-|**DO2**|
1220		-|**DO3**|
1221		-|**DI2**|(((
1222		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1223		-
1224		-For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1225		-)))
1226		-|**DI2**|(((
1227		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1228		-
1229		-For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1230		-)))
1231		-|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
1232		-|**DI2**|(((
1233		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1234		-
1235		-For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1236		-)))
1237		-|**RO1**|
1238		-|**RO2**|
1239		-
1240		-1. Use AT Command
1241		-11. Access AT Command
1242		-
1243	1243	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.
1244	1244
1245		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
	1336	+[[image:1653358238933-385.png]]
1246	1246
	1338	+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:
1247	1247
1248		-In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:**123456**) to active it. As shown below:
	1340	+[[image:1653358355238-883.png]]
1249	1249
1250		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1251		-
1252		-
1253	1253	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/]]
1254	1254
	1344	+(((
1255	1255	AT+<CMD>?        : Help on <CMD>
	1346	+)))
1256	1256
	1348	+(((
1257	1257	AT+<CMD>         : Run <CMD>
	1350	+)))
1258	1258
	1352	+(((
1259	1259	AT+<CMD>=<value> : Set the value
	1354	+)))
1260	1260
	1356	+(((
1261	1261	AT+<CMD>=?       : Get the value
	1358	+)))
1262	1262
	1360	+(((
1263	1263	ATZ: Trig a reset of the MCU
	1362	+)))
1264	1264
	1364	+(((
1265	1265	AT+FDR: Reset Parameters to Factory Default, Keys Reserve
	1366	+)))
1266	1266
	1368	+(((
1267	1267	AT+DEUI: Get or Set the Device EUI
	1370	+)))
1268	1268
	1372	+(((
1269	1269	AT+DADDR: Get or Set the Device Address
	1374	+)))
1270	1270
	1376	+(((
1271	1271	AT+APPKEY: Get or Set the Application Key
	1378	+)))
1272	1272
	1380	+(((
1273	1273	AT+NWKSKEY: Get or Set the Network Session Key
	1382	+)))
1274	1274
	1384	+(((
1275	1275	AT+APPSKEY: Get or Set the Application Session Key
	1386	+)))
1276	1276
	1388	+(((
1277	1277	AT+APPEUI: Get or Set the Application EUI
	1390	+)))
1278	1278
	1392	+(((
1279	1279	AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
	1394	+)))
1280	1280
	1396	+(((
1281	1281	AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
	1398	+)))
1282	1282
	1400	+(((
1283	1283	AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
	1402	+)))
1284	1284
	1404	+(((
1285	1285	AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
	1406	+)))
1286	1286
	1408	+(((
1287	1287	AT+PNM: Get or Set the public network mode. (0: off, 1: on)
	1410	+)))
1288	1288
	1412	+(((
1289	1289	AT+RX2FQ: Get or Set the Rx2 window frequency
	1414	+)))
1290	1290
	1416	+(((
1291	1291	AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
	1418	+)))
1292	1292
	1420	+(((
1293	1293	AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
	1422	+)))
1294	1294
	1424	+(((
1295	1295	AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
	1426	+)))
1296	1296
	1428	+(((
1297	1297	AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
	1430	+)))
1298	1298
	1432	+(((
1299	1299	AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
	1434	+)))
1300	1300
	1436	+(((
1301	1301	AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
	1438	+)))
1302	1302
	1440	+(((
1303	1303	AT+NWKID: Get or Set the Network ID
	1442	+)))
1304	1304
	1444	+(((
1305	1305	AT+FCU: Get or Set the Frame Counter Uplink
	1446	+)))
1306	1306
	1448	+(((
1307	1307	AT+FCD: Get or Set the Frame Counter Downlink
	1450	+)))
1308	1308
	1452	+(((
1309	1309	AT+CLASS: Get or Set the Device Class
	1454	+)))
1310	1310
	1456	+(((
1311	1311	AT+JOIN: Join network
	1458	+)))
1312	1312
	1460	+(((
1313	1313	AT+NJS: Get OTAA Join Status
	1462	+)))
1314	1314
	1464	+(((
1315	1315	AT+SENDB: Send hexadecimal data along with the application port
	1466	+)))
1316	1316
	1468	+(((
1317	1317	AT+SEND: Send text data along with the application port
	1470	+)))
1318	1318
	1472	+(((
1319	1319	AT+RECVB: Print last received data in binary format (with hexadecimal values)
	1474	+)))
1320	1320
	1476	+(((
1321	1321	AT+RECV: Print last received data in raw format
	1478	+)))
1322	1322
	1480	+(((
1323	1323	AT+VER: Get current image version and Frequency Band
	1482	+)))
1324	1324
	1484	+(((
1325	1325	AT+CFM: Get or Set the confirmation mode (0-1)
	1486	+)))
1326	1326
	1488	+(((
1327	1327	AT+CFS: Get confirmation status of the last AT+SEND (0-1)
	1490	+)))
1328	1328
	1492	+(((
1329	1329	AT+SNR: Get the SNR of the last received packet
	1494	+)))
1330	1330
	1496	+(((
1331	1331	AT+RSSI: Get the RSSI of the last received packet
	1498	+)))
1332	1332
	1500	+(((
1333	1333	AT+TDC: Get or set the application data transmission interval in ms
	1502	+)))
1334	1334
	1504	+(((
1335	1335	AT+PORT: Get or set the application port
	1506	+)))
1336	1336
	1508	+(((
1337	1337	AT+DISAT: Disable AT commands
	1510	+)))
1338	1338
	1512	+(((
1339	1339	AT+PWORD: Set password, max 9 digits
	1514	+)))
1340	1340
	1516	+(((
1341	1341	AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
	1518	+)))
1342	1342
	1520	+(((
1343	1343	AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
	1522	+)))
1344	1344
	1524	+(((
1345	1345	AT+CFG: Print all settings
	1526	+)))
1346	1346
	1528	+== 4.2 Common AT Command Sequence ==
1347	1347
	1530	+=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1348	1348
1349		-1.
1350		-11. Common AT Command Sequence
1351		-111. Multi-channel ABP mode (Use with SX1301/LG308)
1352		-
	1532	+(((
1353	1353	If device has not joined network yet:
	1534	+)))
1354	1354
1355		-123456
	1536	+(((
	1537	+(% style="background-color:#dcdcdc" %)123456
	1538	+)))
1356	1356
1357		-AT+FDR
	1540	+(((
	1541	+(% style="background-color:#dcdcdc" %)AT+FDR
	1542	+)))
1358	1358
1359		-123456
	1544	+(((
	1545	+(% style="background-color:#dcdcdc" %)123456
	1546	+)))
1360	1360
1361		-AT+NJM=0
	1548	+(((
	1549	+(% style="background-color:#dcdcdc" %)AT+NJM=0
	1550	+)))
1362	1362
1363		-ATZ
	1552	+(((
	1553	+(% style="background-color:#dcdcdc" %)ATZ
	1554	+)))
1364	1364
1365	1365
	1557	+(((
1366	1366	If device already joined network:
	1559	+)))
1367	1367
1368		-AT+NJM=0
	1561	+(((
	1562	+(% style="background-color:#dcdcdc" %)AT+NJM=0
	1563	+)))
1369	1369
1370		-ATZ
	1565	+(((
	1566	+(% style="background-color:#dcdcdc" %)ATZ
	1567	+)))
1371	1371
1372		-1.
1373		-11.
1374		-111. Single-channel ABP mode (Use with LG01/LG02)
	1569	+=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1375	1375
1376		-123456   Enter Password to have AT access.
	1571	+(((
	1572	+(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1573	+)))
1377	1377
1378		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
	1575	+(((
	1576	+(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
	1577	+)))
1379	1379
1380		-123456   Enter Password to have AT access.
	1579	+(((
	1580	+(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1581	+)))
1381	1381
1382		-AT+CLASS=C Set to work in CLASS C
	1583	+(((
	1584	+(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
	1585	+)))
1383	1383
1384		-AT+NJM=0 Set to ABP mode
	1587	+(((
	1588	+(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
	1589	+)))
1385	1385
1386		-AT+ADR=0 Set the Adaptive Data Rate Off
	1591	+(((
	1592	+(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
	1593	+)))
1387	1387
1388		-AT+DR=5  Set Data Rate
	1595	+(((
	1596	+(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
	1597	+)))
1389	1389
1390		-AT+TDC=60000  Set transmit interval to 60 seconds
	1599	+(((
	1600	+(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
	1601	+)))
1391	1391
1392		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1603	+(((
	1604	+(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
	1605	+)))
1393	1393
1394		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1607	+(((
	1608	+(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1609	+)))
1395	1395
1396		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
	1611	+(((
	1612	+(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
	1613	+)))
1397	1397
1398		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1615	+(((
	1616	+(% 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.
	1617	+)))
1399	1399
1400		-ATZ          Reset MCU
	1619	+(((
	1620	+(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1621	+)))
1401	1401
1402		-**Note:**
	1623	+(((
	1624	+(% style="color:red" %)**Note:**
	1625	+)))
1403	1403
1404		-1. Make sure the device is set to ABP mode in the IoT Server.
1405		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1406		-1. 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.
1407		-1. 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
	1627	+(((
	1628	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1629	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1630	+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.
	1631	+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
	1632	+)))
1408	1408
1409		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
	1634	+(((
	1635	+[[image:1653359097980-169.png||height="188" width="729"]]
	1636	+)))
1410	1410
	1638	+(((
	1639	+
	1640	+)))
1411	1411
1412		-1.
1413		-11.
1414		-111. Change to Class A
	1642	+=== 4.2.3 Change to Class A ===
1415	1415
1416	1416	If sensor JOINED
1417		-
1418		-AT+CLASS=A
1419		-
	1645	+(% style="background-color:#dcdcdc" %)AT+CLASS=A
1420	1420	ATZ
1421	1421
	1648	+= 5. FAQ =
1422	1422
	1650	+== 5.1 How to upgrade the image? ==
1423	1423
1424		-
1425		-
1426		-1. FAQ
1427		-
1428		-1.
1429		-11. How to upgrade the image?
1430		-
1431	1431	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1432	1432
1433	1433	* Support new features
1434	1434	* For bug fix
1435	1435	* Change LoRaWAN bands.
1436		-
1437	1437	Below shows the hardware connection for how to upload an image to the LT:
	1658	+* [[image:1653359603330-121.png]]
1438	1438
1439		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1440		-
1441		-
1442	1442	**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]].
1443		-
1444	1444	**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1445		-
1446	1446	**Step3: **Open flashloader; choose the correct COM port to update.
	1663	+**For LT-22222-L**:
	1664	+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.
1447	1447
1448		-**For LT-33222-L**:
	1666	+ [[image:image-20220524103407-12.png]]
1449	1449
1450		-Hold down the PRO button and then momentarily press the RST reset button and the **DO2 led** will change from OFF to ON. When **DO2 LED** is on, it means the device is in download mode.
	1668	+[[image:image-20220524103429-13.png]]
1451	1451
1452		-**For LT-22222-L**:
	1670	+[[image:image-20220524104033-15.png]]
1453	1453
1454		-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.
	1672	+(% 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:
1455	1455
	1674	+[[image:1653360054704-518.png||height="186" width="745"]]
1456	1456
	1676	+(((
	1677	+(((
	1678	+== 5.2 How to change the LoRa Frequency Bands/Region? ==
	1679	+)))
	1680	+)))
1457	1457
1458		-|(((
1459		-Board detected
	1682	+(((
	1683	+User can follow the introduction for [[how to upgrade image>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H5.1Howtoupgradetheimage3F]]. When download the images, choose the required image file for download.
1460	1460	)))
1461	1461
1462		-|(((
1463		-
	1686	+(((
	1687	+== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1464	1464	)))
1465	1465
1466		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1467		-
1468		-
1469		-
1470		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]]
1471		-
1472		-
1473		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image037.png]]
1474		-
1475		-
1476		-**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1477		-
1478		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1479		-
1480		-
1481		-1.
1482		-11. How to change the LoRa Frequency Bands/Region?
1483		-
1484		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1485		-
1486		-
1487		-1.
1488		-11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1489		-
	1690	+(((
	1691	+(((
1490	1490	In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
	1693	+)))
	1694	+)))
1491	1491
	1696	+(((
	1697	+(((
1492	1492	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
	1699	+)))
	1700	+)))
1493	1493
	1702	+(((
	1703	+(% 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.
	1704	+)))
1494	1494
1495		-**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.
	1706	+(((
	1707	+[[image:1653360231087-571.png||height="401" width="727"]]
	1708	+)))
1496	1496
1497		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
	1710	+(% 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.
1498	1498
1499		-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.
	1712	+(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1500	1500
	1714	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	1715	+(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
	1716	+(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
	1717	+(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
	1718	+(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
	1719	+(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
	1720	+(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
	1721	+(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
	1722	+(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
	1723	+(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1501	1501
1502		-**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1503		-
1504		-123456   Enter Password to have AT access.
1505		-
1506		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1507		-
1508		-123456   Enter Password to have AT access.
1509		-
1510		-AT+NJM=0 Set to ABP mode
1511		-
1512		-AT+ADR=0 Set the Adaptive Data Rate Off
1513		-
1514		-AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1515		-
1516		-AT+TDC=60000  Set transmit interval to 60 seconds
1517		-
1518		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1519		-
1520		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1521		-
1522		-ATZ                Reset MCU
1523		-
1524	1524	As shown in below:
1525	1525
1526		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
	1727	+[[image:1653360498588-932.png||height="485" width="726"]]
1527	1527
	1729	+== 5.4 Can I see counting event in Serial? ==
1528	1528
1529		-
1530		-1.
1531		-11. Can I see counting event in Serial?
1532		-
	1731	+(((
1533	1533	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.
	1733	+)))
1534	1534
	1735	+(((
	1736	+= 6. Trouble Shooting =
	1737	+)))
1535	1535
	1739	+(((
	1740	+(((
	1741	+== 6.1 Downlink doesn’t work, how to solve it? ==
	1742	+)))
	1743	+)))
1536	1536
1537		-
1538		-1. Trouble Shooting
1539		-11. Downlink doesn’t work, how to solve it?
1540		-
	1745	+(((
1541	1541	Please see this link for how to debug:
1542	1542
	1748	+[[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/>>http://8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/]]
	1749	+)))
	1750	+
	1751	+(((
1543	1543	[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
	1753	+)))
1544	1544
	1755	+(((
	1756	+== 6.2 Have trouble to upload image. ==
	1757	+)))
1545	1545
1546		-1.
1547		-11. Have trouble to upload image.
1548		-
	1759	+(((
1549	1549	See this link for trouble shooting:
	1761	+)))
1550	1550
	1763	+(((
1551	1551	[[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
	1765	+)))
1552	1552
	1767	+(((
	1768	+== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
	1769	+)))
1553	1553
1554		-1.
1555		-11. Why I can’t join TTN in US915 /AU915 bands?
1556		-
	1771	+(((
1557	1557	It might be about the channels mapping. Please see this link for detail:
	1773	+)))
1558	1558
	1775	+(((
1559	1559	[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
	1777	+)))
1560	1560
	1779	+(((
	1780	+= 7. Order Info =
	1781	+)))
1561	1561
	1783	+(((
	1784	+(((
	1785	+(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
	1786	+)))
	1787	+)))
1562	1562
	1789	+(((
	1790	+(((
	1791	+(% style="color:#4f81bd" %)**XXX:**
	1792	+)))
	1793	+)))
1563	1563
1564		-1. Order Info
	1795	+* (((
	1796	+(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
	1797	+)))
	1798	+* (((
	1799	+(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
	1800	+)))
	1801	+* (((
	1802	+(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
	1803	+)))
	1804	+* (((
	1805	+(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
	1806	+)))
	1807	+* (((
	1808	+(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
	1809	+)))
	1810	+* (((
	1811	+(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
	1812	+)))
	1813	+* (((
	1814	+(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
	1815	+)))
	1816	+* (((
	1817	+(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
	1818	+)))
1565	1565
1566		-**For LT-33222-L-XXX or LT-22222-L-XXX:**
	1820	+(((
	1821	+* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1567	1567
1568		-**XXX:**
	1823	+= 8. Packing Info =
	1824	+)))
1569	1569
1570		-* **EU433**: LT with frequency bands EU433
1571		-* **EU868**: LT with frequency bands EU868
1572		-* **KR920**: LT with frequency bands KR920
1573		-* **CN470**: LT with frequency bands CN470
1574		-* **AS923**: LT with frequency bands AS923
1575		-* **AU915**: LT with frequency bands AU915
1576		-* **US915**: LT with frequency bands US915
1577		-* **IN865**: LT with frequency bands IN865
1578		-* **CN779**: LT with frequency bands CN779
1579		-
1580		-1. Packing Info
1581		-
	1826	+(((
	1827	+(((
1582	1582	**Package Includes**:
	1829	+)))
	1830	+)))
1583	1583
1584		-* LT I/O Controller x 1
	1832	+(((
	1833	+(((
	1834	+* LT-22222-L I/O Controller x 1
1585	1585	* Stick Antenna for LoRa RF part x 1
1586	1586	* Bracket for controller x1
1587	1587	* Program cable x 1
	1838	+)))
	1839	+)))
1588	1588
	1841	+(((
	1842	+(((
1589	1589	**Dimension and weight**:
	1844	+)))
	1845	+)))
1590	1590
	1847	+(((
	1848	+(((
1591	1591	* Device Size: 13.5 x 7 x 3 cm
1592	1592	* Device Weight: 105g
1593	1593	* Package Size / pcs : 14.5 x 8 x 5 cm
1594	1594	* Weight / pcs : 170g
	1853	+)))
	1854	+)))
1595	1595
1596		-1. Support
	1856	+(((
	1857	+= 9. Support =
	1858	+)))
1597	1597
1598		-* 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.
1599		-* 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
	1860	+* (((
	1861	+(((
	1862	+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.
	1863	+)))
	1864	+)))
	1865	+* (((
	1866	+(((
	1867	+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
	1868	+)))
	1869	+)))
1600	1600
1601		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1871	+(((
	1872	+(((
	1873	+ [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1874	+)))
	1875	+
	1876	+(((
	1877	+= 10. Reference​​​​​ =
	1878	+
	1879	+* Product Page:
	1880	+
	1881	+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]]
	1882	+
	1883	+* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
	1884	+* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
	1885	+* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
	1886	+)))
	1887	+)))

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