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

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...	...	@@ -19,6 +19,8 @@
19	19	== 1.1 What is LT Series I/O Controller ==
20	20
21	21	(((
	22	+
	23	+
22	22	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.
23	23	)))
24	24
...	...	@@ -48,6 +48,7 @@
48	48
49	49	)))
50	50
	53	+
51	51	== 1.2  Specifications ==
52	52
53	53	(((
...	...	@@ -75,8 +75,9 @@
75	75	)))
76	76	)))
77	77
78		-
79	79	(((
	82	+
	83	+
80	80	**Interface for Model: LT22222-L:**
81	81	)))
82	82
...	...	@@ -99,8 +99,9 @@
99	99	Power Input 7~~ 24V DC.
100	100	)))
101	101
102		-
103	103	(((
	107	+
	108	+
104	104	**LoRa Spec:**
105	105	)))
106	106
...	...	@@ -161,11 +161,11 @@
161	161	* (((
162	162	Packet engine up to 256 bytes with CRC.
163	163
	169	+
	170	+
164	164
165	165	)))
166	166
167		-
168		-
169	169	== 1.3 Features ==
170	170
171	171	* LoRaWAN Class A & Class C protocol
...	...	@@ -203,7 +203,6 @@
203	203	)))
204	204
205	205
206		-
207	207	= 2. Power ON Device =
208	208
209	209	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.
...	...	@@ -226,12 +226,9 @@
226	226
227	227	(((
228	228	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.
229		-
230		-
231	231	)))
232	232
233	233
234		-
235	235	== 3.2 Example to join LoRaWAN network ==
236	236
237	237	(((
...	...	@@ -240,12 +240,13 @@
240	240
241	241	[[image:image-20220523172350-1.png||height="266" width="864"]]
242	242
	244	+
243	243	(((
244	244	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:
245	245	)))
246	246
247	247	(((
248		-**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
	250	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
249	249	)))
250	250
251	251	(((
...	...	@@ -254,6 +254,7 @@
254	254
255	255	[[image:1653297924498-393.png]]
256	256
	259	+
257	257	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
258	258
259	259	Add APP EUI in the application.
...	...	@@ -267,7 +267,7 @@
267	267
268	268
269	269	(((
270		-**Step 2**: Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
	273	+(% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
271	271	)))
272	272
273	273	[[image:1653298044601-602.png||height="405" width="709"]]
...	...	@@ -294,6 +294,8 @@
294	294	[[image:image-20220523174024-3.png]]
295	295
296	296	(((
	300	+
	301	+
297	297	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
298	298	)))
299	299
...	...	@@ -307,6 +307,7 @@
307	307
308	308	For example if payload is: [[image:image-20220523175847-2.png]]
309	309
	315	+
310	310	**The value for the interface is:  **
311	311
312	312	AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
...	...	@@ -322,7 +322,6 @@
322	322	* [1] RO1 relay channel is close and the RO1 LED is ON.
323	323	* [0] RO2 relay channel is open and RO2 LED is OFF;
324	324
325		-
326	326	**LT22222-L:**
327	327
328	328	* [1] DI2 channel is high input and DI2 LED is ON;
...	...	@@ -342,6 +342,7 @@
342	342
343	343	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
344	344
	350	+
345	345	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
346	346
347	347	(((
...	...	@@ -350,6 +350,7 @@
350	350
351	351	[[image:image-20220523180452-3.png]]
352	352
	359	+
353	353	(((
354	354	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
355	355	)))
...	...	@@ -365,6 +365,8 @@
365	365	)))
366	366
367	367	(((
	375	+
	376	+
368	368	**To use counting mode, please run:**
369	369	)))
370	370
...	...	@@ -372,17 +372,14 @@
372	372	(((
373	373	(((
374	374	**AT+MOD=2**
375		-)))
376		-)))
377	377
378		-(% class="box infomessage" %)
379		-(((
380		-(((
381	381	**ATZ**
382	382	)))
383	383	)))
384	384
385	385	(((
	390	+
	391	+
386	386	(% style="color:#4f81bd" %)**AT Commands for counting:**
387	387	)))
388	388
...	...	@@ -394,40 +394,15 @@
394	394	(((
395	395	(((
396	396	**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
397		-)))
398		-)))
399	399
400		-(% class="box infomessage" %)
401		-(((
402		-(((
403	403	**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
404		-)))
405		-)))
406	406
407		-(% class="box infomessage" %)
408		-(((
409		-(((
410	410	**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
411		-)))
412		-)))
413	413
414		-(% class="box infomessage" %)
415		-(((
416		-(((
417	417	**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
418		-)))
419		-)))
420	420
421		-(% class="box infomessage" %)
422		-(((
423		-(((
424	424	**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
425		-)))
426		-)))
427	427
428		-(% class="box infomessage" %)
429		-(((
430		-(((
431	431	**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
432	432	)))
433	433	)))
...	...	@@ -462,12 +462,7 @@
462	462	(((
463	463	(((
464	464	**AT+MOD=3**
465		-)))
466		-)))
467	467
468		-(% class="box infomessage" %)
469		-(((
470		-(((
471	471	**ATZ**
472	472	)))
473	473	)))
...	...	@@ -474,8 +474,6 @@
474	474
475	475	(((
476	476	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
477		-
478		-
479	479	)))
480	480
481	481
...	...	@@ -482,6 +482,7 @@
482	482
483	483	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
484	484
	459	+
485	485	**LT22222-L**: This mode the DI1 is used as a counting pin.
486	486
487	487	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.
...	...	@@ -488,6 +488,7 @@
488	488
489	489	[[image:image-20220523181903-8.png]]
490	490
	466	+
491	491	(((
492	492	(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
493	493	)))
...	...	@@ -503,6 +503,8 @@
503	503	)))
504	504
505	505	(((
	482	+
	483	+
506	506	**To use this mode, please run:**
507	507	)))
508	508
...	...	@@ -510,25 +510,20 @@
510	510	(((
511	511	(((
512	512	**AT+MOD=4**
513		-)))
514		-)))
515	515
516		-(% class="box infomessage" %)
517		-(((
518		-(((
519	519	**ATZ**
520	520	)))
521	521	)))
522	522
523		-(((
524		-
525		-)))
526	526
	497	+
527	527	(((
528	528	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
529	529	)))
530	530
531	531	(((
	503	+
	504	+
532	532	**Plus below command for AVI1 Counting:**
533	533	)))
534	534
...	...	@@ -535,40 +535,27 @@
535	535	(% class="box infomessage" %)
536	536	(((
537	537	(((
538		-**AT+SETCNT=3,60   (set AVI Count to 60)**
539		-)))
540		-)))
	511	+(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
541	541
542		-(% class="box infomessage" %)
543		-(((
544		-(((
545		-**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
546		-)))
547		-)))
	513	+(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
548	548
549		-(% class="box infomessage" %)
550		-(((
551		-(((
552		-**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
553		-)))
554		-)))
	515	+(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
555	555
556		-(% class="box infomessage" %)
557		-(((
558		-(((
559		-**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
	517	+(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
560	560	)))
561	561	)))
562	562
563	563
564		-
565	565	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
566	566
	524	+
567	567	**LT22222-L**: This mode the DI1 is used as a counting pin.
568	568
569	569	[[image:image-20220523182334-9.png]]
570	570
571	571	(((
	530	+
	531	+
572	572	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
573	573	)))
574	574
...	...	@@ -583,6 +583,8 @@
583	583	)))
584	584
585	585	(((
	546	+
	547	+
586	586	**To use this mode, please run:**
587	587	)))
588	588
...	...	@@ -590,12 +590,7 @@
590	590	(((
591	591	(((
592	592	**AT+MOD=5**
593		-)))
594		-)))
595	595
596		-(% class="box infomessage" %)
597		-(((
598		-(((
599	599	**ATZ**
600	600	)))
601	601	)))
...	...	@@ -602,8 +602,6 @@
602	602
603	603	(((
604	604	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
605		-
606		-
607	607	)))
608	608
609	609
...	...	@@ -610,6 +610,7 @@
610	610
611	611	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
612	612
	568	+
613	613	(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
614	614
615	615	For example, if user has configured below commands:
...	...	@@ -622,7 +622,7 @@
622	622	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
623	623	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.**
624	624
625		-**AT Command to set Trigger Condition**:
	581	+(% style="color:#037691" %)**AT Command to set Trigger Condition**:
626	626
627	627	(% style="color:#4f81bd" %)**Trigger base on voltage**:
628	628
...	...	@@ -635,6 +635,7 @@
635	635	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
636	636
637	637
	594	+
638	638	(% style="color:#4f81bd" %)**Trigger base on current**:
639	639
640	640	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
...	...	@@ -644,6 +644,7 @@
644	644	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
645	645
646	646
	604	+
647	647	(% style="color:#4f81bd" %)**Trigger base on DI status**:
648	648
649	649	DI status trigger Flag.
...	...	@@ -650,12 +650,13 @@
650	650
651	651	Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
652	652
	611	+
653	653	**Example:**
654	654
655	655	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
656	656
657	657
658		-**Downlink Command to set Trigger Condition**
	617	+(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
659	659
660	660	Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
661	661
...	...	@@ -673,14 +673,18 @@
673	673
674	674	Yy4 yy4: AC2 or AV2 high limit.
675	675
	635	+
676	676	**Example1**: AA 00 13 88 00 00 00 00 00 00
677	677
678	678	Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
679	679
	640	+
680	680	**Example2**: AA 02 01 00
681	681
682	682	Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
683	683
	645	+
	646	+
684	684	(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
685	685
686	686	MOD6 Payload : total 11 bytes payload
...	...	@@ -687,6 +687,7 @@
687	687
688	688	[[image:image-20220524085923-1.png]]
689	689
	653	+
690	690	(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
691	691
692	692	[[image:image-20220524090106-2.png]]
...	...	@@ -735,6 +735,8 @@
735	735	=== 3.3.7 Payload Decoder ===
736	736
737	737	(((
	702	+
	703	+
738	738	**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/]]
739	739
740	740
...	...	@@ -741,7 +741,6 @@
741	741	)))
742	742
743	743
744		-
745	745	== 3.4 ​Configure LT via AT or Downlink ==
746	746
747	747	User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
...	...	@@ -768,7 +768,7 @@
768	768
769	769	Set device uplink interval.
770	770
771		-* AT Command:
	736	+* (% style="color:#037691" %)**AT Command:**
772	772
773	773	(% class="box infomessage" %)
774	774	(((
...	...	@@ -777,8 +777,9 @@
777	777
778	778	**Example: **AT+TDC=30000. Means set interval to 30 seconds
779	779
780		-* Downlink Payload (prefix 0x01):
781	781
	746	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
	747	+
782	782	(% class="box infomessage" %)
783	783	(((
784	784	**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
...	...	@@ -790,7 +790,7 @@
790	790
791	791	Set work mode.
792	792
793		-* AT Command:
	759	+* (% style="color:#037691" %)**AT Command:**
794	794
795	795	(% class="box infomessage" %)
796	796	(((
...	...	@@ -799,8 +799,9 @@
799	799
800	800	**Example**: AT+MOD=2. Set work mode to Double DI counting mode
801	801
802		-* Downlink Payload (prefix 0x0A):
803	803
	769	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
	770	+
804	804	(% class="box infomessage" %)
805	805	(((
806	806	**0x0A aa     ~/~/ Same as AT+MOD=aa**
...	...	@@ -810,12 +810,13 @@
810	810
811	811	==== 3.4.2.3 Poll an uplink ====
812	812
813		-* AT Command:
	780	+* (% style="color:#037691" %)AT Command:
814	814
815	815	There is no AT Command to poll uplink
816	816
817		-* Downlink Payload (prefix 0x08):
818	818
	785	+* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
	786	+
819	819	(% class="box infomessage" %)
820	820	(((
821	821	**0x08 FF     ~/~/ Poll an uplink,**
...	...	@@ -829,7 +829,7 @@
829	829
830	830	Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
831	831
832		-* AT Command:
	800	+* (% style="color:#037691" %)AT Command:
833	833
834	834	(% class="box infomessage" %)
835	835	(((
...	...	@@ -840,8 +840,9 @@
840	840
841	841	0: Disable Trigger Mode
842	842
843		-* Downlink Payload (prefix 0x0A 06):
844	844
	812	+* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
	813	+
845	845	(% class="box infomessage" %)
846	846	(((
847	847	**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
...	...	@@ -853,12 +853,13 @@
853	853
854	854	Poll trigger settings,
855	855
856		-* AT Command:
	825	+* (% style="color:#037691" %)AT Command:
857	857
858	858	There is no AT Command for this feature.
859	859
860		-* Downlink Payload (prefix 0x AB 06):
861	861
	830	+* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
	831	+
862	862	(% class="box infomessage" %)
863	863	(((
864	864	**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
...	...	@@ -870,7 +870,7 @@
870	870
871	871	Enable Disable DI1/DI2/DI2 as trigger,
872	872
873		-* AT Command:
	843	+* (% style="color:#037691" %)AT Command:
874	874
875	875	(% class="box infomessage" %)
876	876	(((
...	...	@@ -877,11 +877,12 @@
877	877	**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
878	878	)))
879	879
	850	+
880	880	**Example:**
881	881
882	882	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
883	883
884		-* Downlink Payload (prefix 0xAA 02):
	855	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
885	885
886	886	(% class="box infomessage" %)
887	887	(((
...	...	@@ -894,7 +894,7 @@
894	894
895	895	Set DI1 or DI3(for LT-33222-L) trigger.
896	896
897		-* AT Command:
	868	+* (% style="color:#037691" %)AT Command:
898	898
899	899	(% class="box infomessage" %)
900	900	(((
...	...	@@ -905,12 +905,14 @@
905	905
906	906	b : delay timing.
907	907
	879	+
908	908	**Example:**
909	909
910	910	AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
911	911
912		-* Downlink Payload (prefix 0x09 01 ):
913	913
	885	+* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
	886	+
914	914	(% class="box infomessage" %)
915	915	(((
916	916	**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
...	...	@@ -917,11 +917,12 @@
917	917	)))
918	918
919	919
	893	+
920	920	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
921	921
922	922	Set DI2 trigger.
923	923
924		-* AT Command:
	898	+* (% style="color:#037691" %)AT Command:
925	925
926	926	(% class="box infomessage" %)
927	927	(((
...	...	@@ -932,12 +932,14 @@
932	932
933	933	b : delay timing.
934	934
	909	+
935	935	**Example:**
936	936
937	937	AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
938	938
939		-* Downlink Payload (prefix 0x09 02 ):
940	940
	915	+* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
	916	+
941	941	(% class="box infomessage" %)
942	942	(((
943	943	**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
...	...	@@ -944,11 +944,12 @@
944	944	)))
945	945
946	946
	923	+
947	947	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
948	948
949	949	Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
950	950
951		-* AT Command:
	928	+* (% style="color:#037691" %)AT Command:
952	952
953	953	(% class="box infomessage" %)
954	954	(((
...	...	@@ -955,8 +955,9 @@
955	955	**AT+ACLIM. **
956	956	)))
957	957
958		-* Downlink Payload (prefix 0xAA 01 ):
959	959
	936	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
	937	+
960	960	(% class="box infomessage" %)
961	961	(((
962	962	**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
...	...	@@ -963,11 +963,12 @@
963	963	)))
964	964
965	965
	944	+
966	966	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
967	967
968	968	Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
969	969
970		-* AT Command:
	949	+* (% style="color:#037691" %)AT Command:
971	971
972	972	(% class="box infomessage" %)
973	973	(((
...	...	@@ -974,8 +974,9 @@
974	974	**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
975	975	)))
976	976
977		-* Downlink Payload (prefix 0xAA 00 ):
978	978
	957	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
	958	+
979	979	(% class="box infomessage" %)
980	980	(((
981	981	**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
...	...	@@ -982,11 +982,12 @@
982	982	)))
983	983
984	984
	965	+
985	985	==== 3.4.2.11 Trigger – Set minimum interval ====
986	986
987	987	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
988	988
989		-* AT Command:
	970	+* (% style="color:#037691" %)AT Command:
990	990
991	991	(% class="box infomessage" %)
992	992	(((
...	...	@@ -993,8 +993,9 @@
993	993	**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
994	994	)))
995	995
996		-* Downlink Payload (prefix 0xAC ):
997	997
	978	+* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
	979	+
998	998	(% class="box infomessage" %)
999	999	(((
1000	1000	**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
...	...	@@ -1001,14 +1001,16 @@
1001	1001	)))
1002	1002
1003	1003
	986	+
1004	1004	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1005	1005
1006		-* AT Command:
	989	+* (% style="color:#037691" %)AT Command:
1007	1007
1008	1008	There is no AT Command to control Digital Output
1009	1009
1010		-* Downlink Payload (prefix 0x02):
1011	1011
	994	+* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
	995	+
1012	1012	(% class="box infomessage" %)
1013	1013	(((
1014	1014	**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
...	...	@@ -1033,14 +1033,16 @@
1033	1033	)))
1034	1034
1035	1035
	1020	+
1036	1036	==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1037	1037
1038		-* AT Command:
	1023	+* (% style="color:#037691" %)AT Command:
1039	1039
1040	1040	There is no AT Command to control Digital Output
1041	1041
1042		-* Downlink Payload (prefix 0xA9):
1043	1043
	1028	+* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
	1029	+
1044	1044	(% class="box infomessage" %)
1045	1045	(((
1046	1046	(((
...	...	@@ -1058,18 +1058,22 @@
1058	1058
1059	1059	00: DO pins will change to an inverter state after timeout
1060	1060
	1047	+
1061	1061	(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1062	1062
1063	1063	[[image:image-20220524093238-6.png]]
1064	1064
	1052	+
1065	1065	(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1066	1066
1067	1067	[[image:image-20220524093328-7.png]]
1068	1068
	1057	+
1069	1069	(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1070	1070
1071	1071	[[image:image-20220524093351-8.png]]
1072	1072
	1062	+
1073	1073	(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1074	1074
1075	1075	Latching time. Unit: ms
...	...	@@ -1076,6 +1076,7 @@
1076	1076
1077	1077	Device will upload a packet if downlink code executes successfully.
1078	1078
	1069	+
1079	1079	**Example payload:**
1080	1080
1081	1081	**~1. A9 01 01 01 01 07 D0**
...	...	@@ -1095,14 +1095,16 @@
1095	1095	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
1096	1096
1097	1097
1098		-=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1099	1099
1100		-* AT Command:
	1090	+==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1101	1101
	1092	+* (% style="color:#037691" %)AT Command:
	1093	+
1102	1102	There is no AT Command to control Relay Output
1103	1103
1104		-* Downlink Payload (prefix 0x03):
1105	1105
	1097	+* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
	1098	+
1106	1106	(% class="box infomessage" %)
1107	1107	(((
1108	1108	**0x03 aa bb     ~/~/ Set RO1/RO2 output**
...	...	@@ -1123,14 +1123,16 @@
1123	1123	Device will upload a packet if downlink code executes successfully.
1124	1124
1125	1125
	1119	+
1126	1126	==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1127	1127
1128		-* AT Command:
	1122	+* (% style="color:#037691" %)AT Command:
1129	1129
1130	1130	There is no AT Command to control Relay Output
1131	1131
1132		-* Downlink Payload (prefix 0x05):
1133	1133
	1127	+* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
	1128	+
1134	1134	(% class="box infomessage" %)
1135	1135	(((
1136	1136	**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
...	...	@@ -1146,14 +1146,17 @@
1146	1146
1147	1147	00: Relays will change to an inverter state after timeout
1148	1148
	1144	+
1149	1149	(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1150	1150
1151	1151	[[image:image-20220524093831-10.png]]
1152	1152
	1149	+
1153	1153	(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1154	1154
1155	1155	Device will upload a packet if downlink code executes successfully.
1156	1156
	1154	+
1157	1157	**Example payload:**
1158	1158
1159	1159	**~1. 05 01 11 07 D0**
...	...	@@ -1173,33 +1173,27 @@
1173	1173	Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1174	1174
1175	1175
	1174	+
1176	1176	==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1177	1177
1178	1178	When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1179	1179
1180		-* AT Command:
	1179	+* (% style="color:#037691" %)**AT Command:**
1181	1181
1182		-(% class="box infomessage" %)
1183		-(((
1184		-**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1185		-)))
	1181	+(% style="color:#037691" %)**​​​​​​​**(%%)**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1186	1186
1187		-* Downlink Payload (prefix 0xA5):
1188	1188
1189		-(% class="box infomessage" %)
1190		-(((
1191		-**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1192		-)))
	1184	+* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1193	1193
	1186	+**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1194	1194
	1188	+
	1189	+
1195	1195	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1196	1196
1197		-* AT Command:
	1192	+* (% style="color:#037691" %)**AT Command:**
1198	1198
1199		-(% class="box infomessage" %)
1200		-(((
1201		-**AT+SETCNT=aa,(bb cc dd ee) **
1202		-)))
	1194	+(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1203	1203
1204	1204	aa: 1: Set count1,
1205	1205
...	...	@@ -1209,49 +1209,39 @@
1209	1209
1210	1210	Bb cc dd ee: number to be set
1211	1211
1212		-* Downlink Payload (prefix 0xA8):
1213	1213
1214		-(% class="box infomessage" %)
1215		-(((
1216		-**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1217		-)))
	1205	+* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1218	1218
	1207	+**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1219	1219
	1209	+
	1210	+
1220	1220	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1221	1221
1222	1222	Clear counting for counting mode
1223	1223
1224		-* AT Command:
	1215	+* (% style="color:#037691" %)**AT Command:**
1225	1225
1226		-(% class="box infomessage" %)
1227		-(((
1228		-**AT+CLRCOUNT ~/~/ clear all counting**
1229		-)))
	1217	+(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1230	1230
1231		-* Downlink Payload (prefix 0xA6):
1232	1232
1233		-(% class="box infomessage" %)
1234		-(((
1235		-**0x A6 01     ~/~/ clear all counting,**
1236		-)))
	1220	+* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1237	1237
	1222	+**0x A6 01    ** ~/~/ clear all counting
1238	1238
	1224	+
	1225	+
1239	1239	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1240	1240
1241		-* AT Command:
	1228	+* (% style="color:#037691" %)**AT Command:**
1242	1242
1243		-(% class="box infomessage" %)
1244		-(((
1245		-**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1246		-)))
	1230	+**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1247	1247
1248		-* Downlink Payload (prefix 0xA7):
1249	1249
1250		-(% class="box infomessage" %)
1251		-(((
1252		-**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1253		-)))
	1233	+* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1254	1254
	1235	+**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
	1236	+
1255	1255	(((
1256	1256	range: aa bb cc:0 to 16777215,  (unit:second)
1257	1257
...	...	@@ -1258,16 +1258,17 @@
1258	1258
1259	1259	)))
1260	1260
	1243	+
1261	1261	== 3.5 Integrate with Mydevice ==
1262	1262
1263	1263	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:
1264	1264
1265	1265	(((
1266		-**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
	1249	+(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1267	1267	)))
1268	1268
1269	1269	(((
1270		-**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:
	1253	+(% 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:
1271	1271	)))
1272	1272
1273	1273	[[image:1653356737703-362.png||height="232" width="732"]]
...	...	@@ -1274,12 +1274,13 @@
1274	1274
1275	1275	[[image:image-20220524094641-11.png||height="390" width="723"]]
1276	1276
	1260	+
1277	1277	[[image:image-20220524094641-12.png||height="402" width="718"]]
1278	1278
1279	1279
1280		-**Step 3**: Create an account or log in Mydevices.
	1264	+(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1281	1281
1282		-**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
	1266	+(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1283	1283
1284	1284	Search under The things network
1285	1285
...	...	@@ -1286,19 +1286,25 @@
1286	1286	[[image:1653356838789-523.png||height="337" width="740"]]
1287	1287
1288	1288
	1273	+
1289	1289	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1290	1290
1291	1291	[[image:image-20220524094909-1.png||height="335" width="729"]]
1292	1292
	1278	+
1293	1293	[[image:image-20220524094909-2.png||height="337" width="729"]]
1294	1294
	1281	+
1295	1295	[[image:image-20220524094909-3.png||height="338" width="727"]]
1296	1296
	1284	+
1297	1297	[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1298	1298
	1287	+
1299	1299	[[image:image-20220524094909-5.png||height="341" width="734"]]
1300	1300
1301	1301
	1291	+
1302	1302	== 3.6 Interface Detail ==
1303	1303
1304	1304	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
...	...	@@ -1308,6 +1308,7 @@
1308	1308	[[image:1653356991268-289.png]]
1309	1309
1310	1310
	1301	+
1311	1311	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1312	1312
1313	1313	(((
...	...	@@ -1333,7 +1333,7 @@
1333	1333	)))
1334	1334
1335	1335	(((
1336		-**Example1**: Connect to a Low active sensor.
	1327	+(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
1337	1337	)))
1338	1338
1339	1339	(((
...	...	@@ -1364,7 +1364,7 @@
1364	1364	)))
1365	1365
1366	1366	(((
1367		-**Example2**: Connect to a High active sensor.
	1358	+(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
1368	1368	)))
1369	1369
1370	1370	(((
...	...	@@ -1395,7 +1395,7 @@
1395	1395	)))
1396	1396
1397	1397	(((
1398		-**Example3**: Connect to a 220v high active sensor.
	1389	+(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
1399	1399	)))
1400	1400
1401	1401	(((
...	...	@@ -1422,6 +1422,7 @@
1422	1422	)))
1423	1423
1424	1424
	1416	+
1425	1425	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1426	1426
1427	1427	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
...	...	@@ -1429,12 +1429,14 @@
1429	1429	[[image:1653357531600-905.png]]
1430	1430
1431	1431
	1424	+
1432	1432	=== 3.6.4 Analog Input Interface ===
1433	1433
1434	1434	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:
1435	1435
1436		-**AC2 = (IN2 voltage )/12**
1437	1437
	1430	+(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
	1431	+
1438	1438	[[image:1653357592296-182.png]]
1439	1439
1440	1440	Example to connect a 4~~20mA sensor
...	...	@@ -1441,22 +1441,24 @@
1441	1441
1442	1442	We take the wind speed sensor as an example for reference only.
1443	1443
1444		-Specifications of the wind speed sensor:
1445	1445
1446		-Red:12~~24v
	1439	+**Specifications of the wind speed sensor:**
1447	1447
1448		-Yellow:4~~20mA
	1441	+Red:  12~~24v
1449	1449
1450		-Black:GND
	1443	+Yellow:  4~~20mA
1451	1451
	1445	+Black:  GND
1452	1452
1453		-Connection diagram:
1454	1454
	1448	+**Connection diagram:**
	1449	+
1455	1455	[[image:1653357640609-758.png]]
1456	1456
1457	1457	[[image:1653357648330-671.png||height="155" width="733"]]
1458	1458
1459	1459
	1455	+
1460	1460	=== 3.6.5 Relay Output ===
1461	1461
1462	1462	(((
...	...	@@ -1468,6 +1468,7 @@
1468	1468	[[image:image-20220524100215-10.png||height="382" width="723"]]
1469	1469
1470	1470
	1467	+
1471	1471	== 3.7 LEDs Indicators ==
1472	1472
1473	1473	[[image:image-20220524100748-11.png]]
...	...	@@ -1481,6 +1481,7 @@
1481	1481
1482	1482	[[image:1653358238933-385.png]]
1483	1483
	1481	+
1484	1484	(((
1485	1485	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:
1486	1486	)))
...	...	@@ -1487,6 +1487,7 @@
1487	1487
1488	1488	[[image:1653358355238-883.png]]
1489	1489
	1488	+
1490	1490	(((
1491	1491	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/]]
1492	1492	)))
...	...	@@ -1677,12 +1677,16 @@
1677	1677
1678	1678	)))
1679	1679
	1679	+
	1680	+
1680	1680	== 4.2 Common AT Command Sequence ==
1681	1681
1682	1682	=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1683	1683
1684	1684	(((
1685		-If device has not joined network yet:
	1686	+
	1687	+
	1688	+**If device has not joined network yet:**
1686	1686	)))
1687	1687
1688	1688	(((
...	...	@@ -1707,7 +1707,7 @@
1707	1707
1708	1708
1709	1709	(((
1710		-If device already joined network:
	1713	+**If device already joined network:**
1711	1711	)))
1712	1712
1713	1713	(((
...	...	@@ -1720,10 +1720,14 @@
1720	1720
1721	1721	)))
1722	1722
	1726	+
	1727	+
1723	1723	=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1724	1724
1725	1725	(((
1726		-(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1731	+
	1732	+
	1733	+(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1727	1727	)))
1728	1728
1729	1729	(((
...	...	@@ -1731,7 +1731,7 @@
1731	1731	)))
1732	1732
1733	1733	(((
1734		-(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
	1741	+(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1735	1735	)))
1736	1736
1737	1737	(((
...	...	@@ -1739,39 +1739,41 @@
1739	1739	)))
1740	1740
1741	1741	(((
1742		-(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
	1749	+(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1743	1743	)))
1744	1744
1745	1745	(((
1746		-(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
	1753	+(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1747	1747	)))
1748	1748
1749	1749	(((
1750		-(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
	1757	+(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1751	1751	)))
1752	1752
1753	1753	(((
1754		-(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
	1761	+(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1755	1755	)))
1756	1756
1757	1757	(((
1758		-(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
	1765	+(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1759	1759	)))
1760	1760
1761	1761	(((
1762		-(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1769	+(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1763	1763	)))
1764	1764
1765	1765	(((
1766		-(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
	1773	+(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1767	1767	)))
1768	1768
1769	1769	(((
1770		-(% 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.
	1777	+(% 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.
1771	1771	)))
1772	1772
1773	1773	(((
1774		-(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1781	+(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
	1782	+
	1783	+
1775	1775	)))
1776	1776
1777	1777	(((
...	...	@@ -1793,6 +1793,7 @@
1793	1793
1794	1794	)))
1795	1795
	1805	+
1796	1796	=== 4.2.3 Change to Class A ===
1797	1797
1798	1798	If sensor JOINED
...	...	@@ -1804,19 +1804,25 @@
1804	1804
1805	1805	== 5.1 How to upgrade the image? ==
1806	1806
	1817	+
1807	1807	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1808	1808
1809	1809	* Support new features
1810	1810	* For bug fix
1811	1811	* Change LoRaWAN bands.
	1823	+
1812	1812	Below shows the hardware connection for how to upload an image to the LT:
1813		-* [[image:1653359603330-121.png]]
1814	1814
	1826	+[[image:1653359603330-121.png]]
	1827	+
	1828	+
1815	1815	(((
1816		-**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]].
1817		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1818		-**Step3: **Open flashloader; choose the correct COM port to update.
1819		-**For LT-22222-L**:
	1830	+(% 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]].
	1831	+(% 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/]].
	1832	+(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
	1833	+
	1834	+
	1835	+(% style="color:blue" %)**For LT-22222-L**(%%):
1820	1820	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.
1821	1821	)))
1822	1822
...	...	@@ -1826,6 +1826,7 @@
1826	1826
1827	1827	[[image:image-20220524104033-15.png]]
1828	1828
	1845	+
1829	1829	(% 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:
1830	1830
1831	1831	[[image:1653360054704-518.png||height="186" width="745"]]
...	...	@@ -1833,6 +1833,8 @@
1833	1833
1834	1834	(((
1835	1835	(((
	1853	+
	1854	+
1836	1836	== 5.2 How to change the LoRa Frequency Bands/Region? ==
1837	1837	)))
1838	1838	)))
...	...	@@ -1839,11 +1839,11 @@
1839	1839
1840	1840	(((
1841	1841	User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1842		-
1843		-
1844	1844	)))
1845	1845
1846	1846	(((
	1864	+
	1865	+
1847	1847	== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1848	1848	)))
1849	1849
...	...	@@ -1856,6 +1856,8 @@
1856	1856	(((
1857	1857	(((
1858	1858	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
	1878	+
	1879	+
1859	1859	)))
1860	1860	)))
1861	1861
...	...	@@ -1871,23 +1871,25 @@
1871	1871	(% 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.
1872	1872	)))
1873	1873
	1895	+
1874	1874	(((
1875	1875	(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1876	1876	)))
1877	1877
1878	1878	(((
1879		-(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1880		-(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1881		-(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1882		-(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1883		-(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1884		-(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1885		-(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1886		-(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1887		-(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1888		-(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
	1901	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	1902	+(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
	1903	+(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
	1904	+(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
	1905	+(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
	1906	+(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
	1907	+(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
	1908	+(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
	1909	+(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
	1910	+(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1889	1889	)))
1890	1890
	1913	+
1891	1891	(((
1892	1892	As shown in below:
1893	1893	)))
...	...	@@ -1904,11 +1904,19 @@
1904	1904	== 5.5 Can i use point to point communication for LT-22222-L? ==
1905	1905
1906	1906	Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1907		-
1908		-
1909	1909	)))
1910	1910
1911	1911	(((
	1933	+== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
	1934	+
	1935	+If the device is not shut down, but directly powered off.
	1936	+
	1937	+It will default that this is a power-off state.
	1938	+
	1939	+In modes 2 to 5, DO RO status and pulse count are saved in flash.
	1940	+
	1941	+After restart, the status before power failure will be read from flash.
	1942	+
1912	1912	= 6. Trouble Shooting =
1913	1913	)))
1914	1914
...	...	@@ -1920,11 +1920,11 @@
1920	1920
1921	1921	(((
1922	1922	Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1923		-
1924		-
1925	1925	)))
1926	1926
1927	1927	(((
	1957	+
	1958	+
1928	1928	== 6.2 Have trouble to upload image. ==
1929	1929	)))
1930	1930
...	...	@@ -1934,9 +1934,7 @@
1934	1934
1935	1935	(((
1936	1936
1937		-)))
1938	1938
1939		-(((
1940	1940	== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1941	1941	)))
1942	1942
...	...	@@ -1944,147 +1944,55 @@
1944	1944	It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1945	1945	)))
1946	1946
1947		-(((
1948		-
1949		-)))
1950	1950
1951		-(((
	1977	+
1952	1952	= 7. Order Info =
1953		-)))
1954	1954
1955		-(((
1956		-(((
	1980	+
1957	1957	(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1958		-)))
1959		-)))
1960	1960
1961		-(((
1962		-(((
	1983	+
1963	1963	(% style="color:#4f81bd" %)**XXX:**
1964		-)))
1965		-)))
1966	1966
1967		-(((
1968		-* (((
1969		-(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1970		-)))
1971		-)))
	1986	+* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
	1987	+* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
	1988	+* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
	1989	+* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
	1990	+* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
	1991	+* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
	1992	+* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
	1993	+* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
	1994	+* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1972	1972
1973		-(((
1974		-* (((
1975		-(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1976		-)))
1977		-)))
1978		-
1979		-(((
1980		-* (((
1981		-(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1982		-)))
1983		-)))
1984		-
1985		-(((
1986		-* (((
1987		-(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1988		-)))
1989		-)))
1990		-
1991		-(((
1992		-* (((
1993		-(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1994		-)))
1995		-)))
1996		-
1997		-(((
1998		-* (((
1999		-(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2000		-)))
2001		-)))
2002		-
2003		-(((
2004		-* (((
2005		-(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2006		-)))
2007		-)))
2008		-
2009		-(((
2010		-* (((
2011		-(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2012		-)))
2013		-)))
2014		-
2015		-(((
2016		-* (((
2017		-(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2018		-
2019		-
2020		-)))
2021		-
2022	2022	= 8. Packing Info =
2023		-)))
2024	2024
2025		-(((
2026		-(((
	1998	+
2027	2027	**Package Includes**:
2028		-)))
2029		-)))
2030	2030
2031		-(((
2032		-(((
2033	2033	* LT-22222-L I/O Controller x 1
2034	2034	* Stick Antenna for LoRa RF part x 1
2035	2035	* Bracket for controller x1
2036	2036	* Program cable x 1
2037		-)))
2038		-)))
2039	2039
2040		-(((
2041		-(((
2042	2042	**Dimension and weight**:
2043		-)))
2044		-)))
2045	2045
2046		-(((
2047		-(((
2048	2048	* Device Size: 13.5 x 7 x 3 cm
2049	2049	* Device Weight: 105g
2050	2050	* Package Size / pcs : 14.5 x 8 x 5 cm
2051	2051	* Weight / pcs : 170g
2052	2052
2053		-
2054		-)))
2055		-)))
2056		-
2057		-(((
2058	2058	= 9. Support =
2059		-)))
2060	2060
2061	2061	* (((
2062		-(((
2063	2063	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.
2064	2064	)))
2065		-)))
2066	2066	* (((
2067		-(((
2068		-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
	2019	+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]]
2069	2069	)))
2070		-)))
2071	2071
2072		-(((
2073		-(((
2074		- [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2075		-
2076		-
2077		-)))
2078		-
2079		-(((
2080	2080	= 10. Reference​​​​​ =
2081	2081
2082		-* Product Page:
2083		-
2084		-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]]
2085		-
	2024	+* 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]]
2086	2086	* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2087	2087	* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2088	2088	* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2089		-)))
2090		-)))