Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 82.21 >
edited by Xiaoling
on 2022/06/20 11:54
To version < 90.1 >
edited by Bei Jinggeng
on 2022/07/19 11:07
>
Change comment: There is no comment for this version

Summary

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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1 1  (% style="text-align:center" %)
2 2  [[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3 3  
4 -**LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 7  **Table of Contents:**
... ... @@ -167,7 +167,6 @@
167 167  Packet engine up to 256 bytes with CRC.
168 168  
169 169  
170 -
171 171  
172 172  )))
173 173  
... ... @@ -181,8 +181,6 @@
181 181  * Firmware upgradable via program port
182 182  * Counting
183 183  
184 -
185 -
186 186  == 1.4  Applications ==
187 187  
188 188  * Smart Buildings & Home Automation
... ... @@ -192,8 +192,6 @@
192 192  * Smart Cities
193 193  * Smart Factory
194 194  
195 -
196 -
197 197  == 1.5 Hardware Variants ==
198 198  
199 199  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -207,7 +207,6 @@
207 207  * 1 x Counting Port
208 208  )))
209 209  
210 -
211 211  = 2. Power ON Device =
212 212  
213 213  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.
... ... @@ -225,11 +225,11 @@
225 225  == 3.1 How it works? ==
226 226  
227 227  (((
228 -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. 
221 +The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 
229 229  )))
230 230  
231 231  (((
232 -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.
225 +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.
233 233  )))
234 234  
235 235  
... ... @@ -281,15 +281,13 @@
281 281  
282 282  There are five working modes + one interrupt mode on LT for different type application:
283 283  
284 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
285 -* **MOD2**: Double DI Counting + DO + RO
286 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
287 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
288 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
289 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
278 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
279 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
280 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
281 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
282 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
290 290  
291 -
292 -
293 293  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
294 294  
295 295  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -343,8 +343,6 @@
343 343  ** DO1 is high in case there is load between DO1 and V+.
344 344  ** DO1 LED is off in both case
345 345  
346 -
347 -
348 348  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
349 349  
350 350  
... ... @@ -394,24 +394,20 @@
394 394  
395 395  (((
396 396  **For LT22222-L:**
397 -)))
398 398  
399 -(% class="box infomessage" %)
400 -(((
401 -(((
402 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
403 403  
404 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
388 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
405 405  
406 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
390 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
407 407  
408 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
392 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
409 409  
410 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
394 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
411 411  
412 -**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
396 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
397 +
398 +(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set COUNT2 value to 60)**
413 413  )))
414 -)))
415 415  
416 416  
417 417  
... ... @@ -422,6 +422,8 @@
422 422  [[image:image-20220523181246-5.png]]
423 423  
424 424  (((
410 +
411 +
425 425  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
426 426  )))
427 427  
... ... @@ -435,6 +435,7 @@
435 435  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
436 436  )))
437 437  
425 +
438 438  (((
439 439  **To use counting mode, please run:**
440 440  )))
... ... @@ -503,22 +503,19 @@
503 503  
504 504  
505 505  **Plus below command for AVI1 Counting:**
506 -)))
507 507  
508 -(% class="box infomessage" %)
509 -(((
510 -(((
511 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
512 512  
513 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
496 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
514 514  
515 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
498 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
516 516  
517 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
500 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**  (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
501 +
502 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**  (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
518 518  )))
519 -)))
520 520  
521 521  
506 +
522 522  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
523 523  
524 524  
... ... @@ -570,8 +570,8 @@
570 570  
571 571  For example, if user has configured below commands:
572 572  
573 -* **AT+MOD=1 ** **~-~->** The normal working mode
574 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
558 +* **AT+MOD=1 ** **~-~->**  The normal working mode
559 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
575 575  
576 576  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
577 577  
... ... @@ -580,6 +580,7 @@
580 580  
581 581  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
582 582  
568 +
583 583  (% style="color:#4f81bd" %)**Trigger base on voltage**:
584 584  
585 585  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -719,8 +719,6 @@
719 719  
720 720  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
721 721  
722 -
723 -
724 724  === 3.4.1 Common Commands ===
725 725  
726 726  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
... ... @@ -729,6 +729,7 @@
729 729  
730 730  === 3.4.2 Sensor related commands ===
731 731  
716 +
732 732  ==== 3.4.2.1 Set Transmit Interval ====
733 733  
734 734  Set device uplink interval.
... ... @@ -735,23 +735,19 @@
735 735  
736 736  * (% style="color:#037691" %)**AT Command:**
737 737  
738 -(% class="box infomessage" %)
739 -(((
740 740  **AT+TDC=N **
741 -)))
742 742  
725 +
743 743  **Example: **AT+TDC=30000. Means set interval to 30 seconds
744 744  
745 745  
746 746  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
747 747  
748 -(% class="box infomessage" %)
749 -(((
750 750  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
751 -)))
752 752  
753 753  
754 754  
735 +
755 755  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
756 756  
757 757  Set work mode.
... ... @@ -758,51 +758,42 @@
758 758  
759 759  * (% style="color:#037691" %)**AT Command:**
760 760  
761 -(% class="box infomessage" %)
762 -(((
763 763  **AT+MOD=N  **
764 -)))
765 765  
744 +
766 766  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
767 767  
768 768  
769 769  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
770 770  
771 -(% class="box infomessage" %)
772 -(((
773 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
774 -)))
750 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
775 775  
776 776  
777 777  
754 +
778 778  ==== 3.4.2.3 Poll an uplink ====
779 779  
780 -* (% style="color:#037691" %)AT Command:
757 +* (% style="color:#037691" %)**AT Command:**
781 781  
782 782  There is no AT Command to poll uplink
783 783  
784 784  
785 -* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
762 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
786 786  
787 -(% class="box infomessage" %)
788 -(((
789 -**0x08 FF     ~/~/ Poll an uplink,**
790 -)))
764 +**0x08 FF     **~/~/ Poll an uplink
791 791  
792 792  **Example**: 0x08FF, ask device to send an Uplink
793 793  
794 794  
795 795  
770 +
796 796  ==== 3.4.2.4 Enable Trigger Mode ====
797 797  
798 798  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
799 799  
800 -* (% style="color:#037691" %)AT Command:
775 +* (% style="color:#037691" %)**AT Command:**
801 801  
802 -(% class="box infomessage" %)
803 -(((
804 804  **AT+ADDMOD6=1 or 0**
805 -)))
806 806  
807 807  1: Enable Trigger Mode
808 808  
... ... @@ -809,38 +809,34 @@
809 809  0: Disable Trigger Mode
810 810  
811 811  
812 -* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
784 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
813 813  
814 -(% class="box infomessage" %)
815 -(((
816 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
817 -)))
786 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
818 818  
819 819  
820 820  
790 +
821 821  ==== 3.4.2.5 Poll trigger settings ====
822 822  
823 823  Poll trigger settings,
824 824  
825 -* (% style="color:#037691" %)AT Command:
795 +* (% style="color:#037691" %)**AT Command:**
826 826  
827 827  There is no AT Command for this feature.
828 828  
829 829  
830 -* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
800 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
831 831  
832 -(% class="box infomessage" %)
833 -(((
834 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
835 -)))
802 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
836 836  
837 837  
838 838  
806 +
839 839  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
840 840  
841 841  Enable Disable DI1/DI2/DI2 as trigger,
842 842  
843 -* (% style="color:#037691" %)AT Command:
811 +* (% style="color:#037691" %)**AT Command:**
844 844  
845 845  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
846 846  
... ... @@ -849,9 +849,9 @@
849 849  
850 850  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
851 851  
852 -* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
820 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
853 853  
854 -**0xAA 02 aa bb  **~/~/ Same as AT+DTRI=aa,bb
822 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
855 855  
856 856  
857 857  
... ... @@ -860,7 +860,7 @@
860 860  
861 861  Set DI1 or DI3(for LT-33222-L) trigger.
862 862  
863 -* (% style="color:#037691" %)AT Command:
831 +* (% style="color:#037691" %)**AT Command:**
864 864  
865 865  **AT+TRIG1=a,b**
866 866  
... ... @@ -875,11 +875,8 @@
875 875  
876 876  
877 877  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
878 -* **0x09 01 aa bb cc  ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
846 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
879 879  
880 -
881 -
882 -
883 883  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
884 884  
885 885  Set DI2 trigger.
... ... @@ -901,7 +901,7 @@
901 901  
902 902  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
903 903  
904 -**0x09 02 aa bb cc  **~/~/ same as AT+TRIG1=aa,0x(bb cc)
869 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
905 905  
906 906  
907 907  
... ... @@ -917,7 +917,7 @@
917 917  
918 918  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
919 919  
920 -**0x AA 01 aa bb cc dd ee ff gg hh  ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
885 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
921 921  
922 922  
923 923  
... ... @@ -933,7 +933,7 @@
933 933  
934 934  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
935 935  
936 -**0x AA 00 aa bb cc dd ee ff gg hh  ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
901 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
937 937  
938 938  
939 939  
... ... @@ -940,20 +940,26 @@
940 940  
941 941  ==== 3.4.2.11 Trigger – Set minimum interval ====
942 942  
943 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
908 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
944 944  
945 945  * (% style="color:#037691" %)**AT Command**
946 946  
947 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
912 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
948 948  
949 949  
950 950  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
951 951  
952 -**0x AC aa bb  ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
917 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
953 953  
919 +(((
920 +
954 954  
922 +(% style="color:red" %)Note: ATDC setting must be more than 5min
923 +)))
955 955  
956 956  
926 +
927 +
957 957  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
958 958  
959 959  * (% style="color:#037691" %)**AT Command**
... ... @@ -964,7 +964,6 @@
964 964  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
965 965  * **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
966 966  
967 -
968 968  (((
969 969  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
970 970  )))
... ... @@ -1106,7 +1106,7 @@
1106 1106  
1107 1107  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1108 1108  
1109 -[[image:image-20220524093831-10.png]]
1079 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1110 1110  
1111 1111  
1112 1112  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1116,21 +1116,21 @@
1116 1116  
1117 1117  **Example payload:**
1118 1118  
1119 -**~1. 05 01 11 07 D0**
1089 +**~1. 05 01 11 07 D**
1120 1120  
1121 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1091 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1122 1122  
1123 1123  **2. 05 01 10 07 D0**
1124 1124  
1125 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1095 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1126 1126  
1127 1127  **3. 05 00 01 07 D0**
1128 1128  
1129 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1099 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1130 1130  
1131 1131  **4. 05 00 00 07 D0**
1132 1132  
1133 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1103 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1134 1134  
1135 1135  
1136 1136  
... ... @@ -1141,7 +1141,7 @@
1141 1141  
1142 1142  * (% style="color:#037691" %)**AT Command:**
1143 1143  
1144 -(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1114 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1145 1145  
1146 1146  
1147 1147  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
... ... @@ -1155,7 +1155,7 @@
1155 1155  
1156 1156  * (% style="color:#037691" %)**AT Command:**
1157 1157  
1158 -(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1128 +**AT+SETCNT=aa,(bb cc dd ee) **
1159 1159  
1160 1160  aa: 1: Set count1,
1161 1161  
... ... @@ -1179,7 +1179,7 @@
1179 1179  
1180 1180  * (% style="color:#037691" %)**AT Command:**
1181 1181  
1182 -(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1152 +**AT+CLRCOUNT ** ~/~/ clear all counting
1183 1183  
1184 1184  
1185 1185  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
... ... @@ -1220,12 +1220,11 @@
1220 1220  (% 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:
1221 1221  )))
1222 1222  
1223 -[[image:1653356737703-362.png||height="232" width="732"]]
1193 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1224 1224  
1225 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1226 1226  
1227 1227  
1228 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1197 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1229 1229  
1230 1230  
1231 1231  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1437,6 +1437,7 @@
1437 1437  [[image:image-20220524100748-11.png]]
1438 1438  
1439 1439  
1409 +
1440 1440  = 4. Use AT Command =
1441 1441  
1442 1442  == 4.1 Access AT Command ==
... ... @@ -1639,8 +1639,6 @@
1639 1639  
1640 1640  (((
1641 1641  AT+CFG: Print all settings
1642 -
1643 -
1644 1644  )))
1645 1645  
1646 1646  
... ... @@ -1686,8 +1686,6 @@
1686 1686  
1687 1687  (((
1688 1688  (% style="background-color:#dcdcdc" %)ATZ
1689 -
1690 -
1691 1691  )))
1692 1692  
1693 1693  
... ... @@ -1800,7 +1800,7 @@
1800 1800  
1801 1801  
1802 1802  (% style="color:blue" %)**For LT-22222-L**(%%):
1803 -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.
1769 +Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
1804 1804  )))
1805 1805  
1806 1806   [[image:image-20220524103407-12.png]]
... ... @@ -1894,6 +1894,8 @@
1894 1894  == 5.5 Can i use point to point communication for LT-22222-L? ==
1895 1895  
1896 1896  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1863 +
1864 +
1897 1897  )))
1898 1898  
1899 1899  (((
... ... @@ -1907,12 +1907,13 @@
1907 1907  
1908 1908  After restart, the status before power failure will be read from flash.
1909 1909  
1878 +
1910 1910  = 6. Trouble Shooting =
1911 1911  )))
1912 1912  
1913 1913  (((
1914 1914  (((
1915 -== 6.1 Downlink doesn’t work, how to solve it? ==
1884 +== 6.1 Downlink doesn't work, how to solve it? ==
1916 1916  )))
1917 1917  )))
1918 1918  
... ... @@ -1933,7 +1933,7 @@
1933 1933  (((
1934 1934  
1935 1935  
1936 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1905 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1937 1937  )))
1938 1938  
1939 1939  (((
... ... @@ -1941,25 +1941,24 @@
1941 1941  )))
1942 1942  
1943 1943  
1944 -
1945 1945  = 7. Order Info =
1946 1946  
1947 1947  
1948 1948  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1949 1949  
1950 -
1951 1951  (% style="color:#4f81bd" %)**XXX:**
1952 1952  
1953 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1954 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1955 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1956 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1957 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1958 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1959 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1960 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1961 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1920 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
1921 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
1922 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
1923 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
1924 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
1925 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
1926 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
1927 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
1928 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1962 1962  
1930 +
1963 1963  = 8. Packing Info =
1964 1964  
1965 1965  
... ... @@ -1977,6 +1977,7 @@
1977 1977  * Package Size / pcs : 14.5 x 8 x 5 cm
1978 1978  * Weight / pcs : 170g
1979 1979  
1948 +
1980 1980  = 9. Support =
1981 1981  
1982 1982  * (((
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