Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.87 >
edited by Xiaoling
on 2022/06/10 09:27
To version < 82.13 >
edited by Xiaoling
on 2022/06/20 11:46
>
Change comment: There is no comment for this version

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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  (((
... ... @@ -76,6 +76,8 @@
76 76  )))
77 77  
78 78  (((
82 +
83 +
79 79  **Interface for Model: LT22222-L:**
80 80  )))
81 81  
... ... @@ -99,6 +99,8 @@
99 99  )))
100 100  
101 101  (((
107 +
108 +
102 102  **LoRa Spec:**
103 103  )))
104 104  
... ... @@ -159,6 +159,8 @@
159 159  * (((
160 160  Packet engine up to 256 bytes with CRC.
161 161  
169 +
170 +
162 162  
163 163  )))
164 164  
... ... @@ -172,6 +172,8 @@
172 172  * Firmware upgradable via program port
173 173  * Counting
174 174  
184 +
185 +
175 175  == 1.4  Applications ==
176 176  
177 177  * Smart Buildings & Home Automation
... ... @@ -181,6 +181,8 @@
181 181  * Smart Cities
182 182  * Smart Factory
183 183  
195 +
196 +
184 184  == 1.5 Hardware Variants ==
185 185  
186 186  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -194,6 +194,7 @@
194 194  * 1 x Counting Port
195 195  )))
196 196  
210 +
197 197  = 2. Power ON Device =
198 198  
199 199  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.
... ... @@ -216,12 +216,9 @@
216 216  
217 217  (((
218 218  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.
219 -
220 -
221 221  )))
222 222  
223 223  
224 -
225 225  == 3.2 Example to join LoRaWAN network ==
226 226  
227 227  (((
... ... @@ -230,12 +230,13 @@
230 230  
231 231  [[image:image-20220523172350-1.png||height="266" width="864"]]
232 232  
244 +
233 233  (((
234 234  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:
235 235  )))
236 236  
237 237  (((
238 -**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.
239 239  )))
240 240  
241 241  (((
... ... @@ -244,6 +244,7 @@
244 244  
245 245  [[image:1653297924498-393.png]]
246 246  
259 +
247 247  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
248 248  
249 249  Add APP EUI in the application.
... ... @@ -257,7 +257,7 @@
257 257  
258 258  
259 259  (((
260 -**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.
261 261  )))
262 262  
263 263  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -275,6 +275,8 @@
275 275  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
276 276  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 277  
291 +
292 +
278 278  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
279 279  
280 280  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -282,6 +282,8 @@
282 282  [[image:image-20220523174024-3.png]]
283 283  
284 284  (((
300 +
301 +
285 285  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
286 286  )))
287 287  
... ... @@ -295,6 +295,7 @@
295 295  
296 296  For example if payload is: [[image:image-20220523175847-2.png]]
297 297  
315 +
298 298  **The value for the interface is:  **
299 299  
300 300  AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
... ... @@ -310,7 +310,6 @@
310 310  * [1] RO1 relay channel is close and the RO1 LED is ON.
311 311  * [0] RO2 relay channel is open and RO2 LED is OFF;
312 312  
313 -
314 314  **LT22222-L:**
315 315  
316 316  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -327,6 +327,7 @@
327 327  ** DO1 LED is off in both case
328 328  
329 329  
347 +
330 330  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
331 331  
332 332  
... ... @@ -363,12 +363,7 @@
363 363  (((
364 364  (((
365 365  **AT+MOD=2**
366 -)))
367 -)))
368 368  
369 -(% class="box infomessage" %)
370 -(((
371 -(((
372 372  **ATZ**
373 373  )))
374 374  )))
... ... @@ -387,40 +387,15 @@
387 387  (((
388 388  (((
389 389  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
390 -)))
391 -)))
392 392  
393 -(% class="box infomessage" %)
394 -(((
395 -(((
396 396  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
397 -)))
398 -)))
399 399  
400 -(% class="box infomessage" %)
401 -(((
402 -(((
403 403  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
404 -)))
405 -)))
406 406  
407 -(% class="box infomessage" %)
408 -(((
409 -(((
410 410  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
411 -)))
412 -)))
413 413  
414 -(% class="box infomessage" %)
415 -(((
416 -(((
417 417  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
418 -)))
419 -)))
420 420  
421 -(% class="box infomessage" %)
422 -(((
423 -(((
424 424  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
425 425  )))
426 426  )))
... ... @@ -455,12 +455,7 @@
455 455  (((
456 456  (((
457 457  **AT+MOD=3**
458 -)))
459 -)))
460 460  
461 -(% class="box infomessage" %)
462 -(((
463 -(((
464 464  **ATZ**
465 465  )))
466 466  )))
... ... @@ -467,11 +467,10 @@
467 467  
468 468  (((
469 469  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
470 -
471 -
472 472  )))
473 473  
474 474  
456 +
475 475  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
476 476  
477 477  
... ... @@ -506,20 +506,13 @@
506 506  (((
507 507  (((
508 508  **AT+MOD=4**
509 -)))
510 -)))
511 511  
512 -(% class="box infomessage" %)
513 -(((
514 -(((
515 515  **ATZ**
516 516  )))
517 517  )))
518 518  
519 -(((
520 -
521 -)))
522 522  
497 +
523 523  (((
524 524  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
525 525  )))
... ... @@ -533,33 +533,17 @@
533 533  (% class="box infomessage" %)
534 534  (((
535 535  (((
536 -**AT+SETCNT=3,60   (set AVI Count to 60)**
537 -)))
538 -)))
511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
539 539  
540 -(% class="box infomessage" %)
541 -(((
542 -(((
543 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
544 -)))
545 -)))
513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
546 546  
547 -(% class="box infomessage" %)
548 -(((
549 -(((
550 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
551 -)))
552 -)))
515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
553 553  
554 -(% class="box infomessage" %)
555 -(((
556 -(((
557 -**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)**
558 558  )))
559 559  )))
560 560  
561 561  
562 -
563 563  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
564 564  
565 565  
... ... @@ -593,12 +593,7 @@
593 593  (((
594 594  (((
595 595  **AT+MOD=5**
596 -)))
597 -)))
598 598  
599 -(% class="box infomessage" %)
600 -(((
601 -(((
602 602  **ATZ**
603 603  )))
604 604  )))
... ... @@ -624,7 +624,7 @@
624 624  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
625 625  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.**
626 626  
627 -**AT Command to set Trigger Condition**:
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
628 628  
629 629  (% style="color:#4f81bd" %)**Trigger base on voltage**:
630 630  
... ... @@ -637,6 +637,7 @@
637 637  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
638 638  
639 639  
594 +
640 640  (% style="color:#4f81bd" %)**Trigger base on current**:
641 641  
642 642  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -646,6 +646,7 @@
646 646  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
647 647  
648 648  
604 +
649 649  (% style="color:#4f81bd" %)**Trigger base on DI status**:
650 650  
651 651  DI status trigger Flag.
... ... @@ -652,12 +652,13 @@
652 652  
653 653  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
654 654  
611 +
655 655  **Example:**
656 656  
657 657  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
658 658  
659 659  
660 -**Downlink Command to set Trigger Condition**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
661 661  
662 662  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
663 663  
... ... @@ -686,6 +686,7 @@
686 686  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
687 687  
688 688  
646 +
689 689  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
690 690  
691 691  MOD6 Payload : total 11 bytes payload
... ... @@ -749,7 +749,6 @@
749 749  )))
750 750  
751 751  
752 -
753 753  == 3.4 ​Configure LT via AT or Downlink ==
754 754  
755 755  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -763,6 +763,7 @@
763 763  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
764 764  
765 765  
723 +
766 766  === 3.4.1 Common Commands ===
767 767  
768 768  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]]
... ... @@ -775,7 +775,7 @@
775 775  
776 776  Set device uplink interval.
777 777  
778 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
779 779  
780 780  (% class="box infomessage" %)
781 781  (((
... ... @@ -785,7 +785,7 @@
785 785  **Example: **AT+TDC=30000. Means set interval to 30 seconds
786 786  
787 787  
788 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
789 789  
790 790  (% class="box infomessage" %)
791 791  (((
... ... @@ -798,7 +798,7 @@
798 798  
799 799  Set work mode.
800 800  
801 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
802 802  
803 803  (% class="box infomessage" %)
804 804  (((
... ... @@ -808,7 +808,7 @@
808 808  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
809 809  
810 810  
811 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
812 812  
813 813  (% class="box infomessage" %)
814 814  (((
... ... @@ -819,12 +819,12 @@
819 819  
820 820  ==== 3.4.2.3 Poll an uplink ====
821 821  
822 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
823 823  
824 824  There is no AT Command to poll uplink
825 825  
826 826  
827 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
828 828  
829 829  (% class="box infomessage" %)
830 830  (((
... ... @@ -839,7 +839,7 @@
839 839  
840 840  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
841 841  
842 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
843 843  
844 844  (% class="box infomessage" %)
845 845  (((
... ... @@ -851,7 +851,7 @@
851 851  0: Disable Trigger Mode
852 852  
853 853  
854 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
855 855  
856 856  (% class="box infomessage" %)
857 857  (((
... ... @@ -864,12 +864,12 @@
864 864  
865 865  Poll trigger settings,
866 866  
867 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
868 868  
869 869  There is no AT Command for this feature.
870 870  
871 871  
872 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
873 873  
874 874  (% class="box infomessage" %)
875 875  (((
... ... @@ -882,7 +882,7 @@
882 882  
883 883  Enable Disable DI1/DI2/DI2 as trigger,
884 884  
885 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
886 886  
887 887  (% class="box infomessage" %)
888 888  (((
... ... @@ -894,7 +894,7 @@
894 894  
895 895  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
896 896  
897 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
898 898  
899 899  (% class="box infomessage" %)
900 900  (((
... ... @@ -907,7 +907,7 @@
907 907  
908 908  Set DI1 or DI3(for LT-33222-L) trigger.
909 909  
910 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
911 911  
912 912  (% class="box infomessage" %)
913 913  (((
... ... @@ -924,7 +924,7 @@
924 924  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
925 925  
926 926  
927 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
928 928  
929 929  (% class="box infomessage" %)
930 930  (((
... ... @@ -937,7 +937,7 @@
937 937  
938 938  Set DI2 trigger.
939 939  
940 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
941 941  
942 942  (% class="box infomessage" %)
943 943  (((
... ... @@ -954,7 +954,7 @@
954 954  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
955 955  
956 956  
957 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
958 958  
959 959  (% class="box infomessage" %)
960 960  (((
... ... @@ -967,7 +967,7 @@
967 967  
968 968  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
969 969  
970 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
971 971  
972 972  (% class="box infomessage" %)
973 973  (((
... ... @@ -975,7 +975,7 @@
975 975  )))
976 976  
977 977  
978 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
979 979  
980 980  (% class="box infomessage" %)
981 981  (((
... ... @@ -988,7 +988,7 @@
988 988  
989 989  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
990 990  
991 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
992 992  
993 993  (% class="box infomessage" %)
994 994  (((
... ... @@ -996,7 +996,7 @@
996 996  )))
997 997  
998 998  
999 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
1000 1000  
1001 1001  (% class="box infomessage" %)
1002 1002  (((
... ... @@ -1009,7 +1009,7 @@
1009 1009  
1010 1010  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1011 1011  
1012 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
1013 1013  
1014 1014  (% class="box infomessage" %)
1015 1015  (((
... ... @@ -1017,7 +1017,7 @@
1017 1017  )))
1018 1018  
1019 1019  
1020 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
1021 1021  
1022 1022  (% class="box infomessage" %)
1023 1023  (((
... ... @@ -1028,12 +1028,12 @@
1028 1028  
1029 1029  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1030 1030  
1031 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1032 1032  
1033 1033  There is no AT Command to control Digital Output
1034 1034  
1035 1035  
1036 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1037 1037  
1038 1038  (% class="box infomessage" %)
1039 1039  (((
... ... @@ -1062,12 +1062,12 @@
1062 1062  
1063 1063  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1064 1064  
1065 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1066 1066  
1067 1067  There is no AT Command to control Digital Output
1068 1068  
1069 1069  
1070 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1071 1071  
1072 1072  (% class="box infomessage" %)
1073 1073  (((
... ... @@ -1131,12 +1131,12 @@
1131 1131  
1132 1132  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1133 1133  
1134 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1135 1135  
1136 1136  There is no AT Command to control Relay Output
1137 1137  
1138 1138  
1139 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1140 1140  
1141 1141  (% class="box infomessage" %)
1142 1142  (((
... ... @@ -1161,12 +1161,12 @@
1161 1161  
1162 1162  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1163 1163  
1164 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1165 1165  
1166 1166  There is no AT Command to control Relay Output
1167 1167  
1168 1168  
1169 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
1170 1170  
1171 1171  (% class="box infomessage" %)
1172 1172  (((
... ... @@ -1218,31 +1218,22 @@
1218 1218  
1219 1219  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1220 1220  
1221 -* AT Command:
1179 +* (% style="color:#037691" %)**AT Command:**
1222 1222  
1223 -(% class="box infomessage" %)
1224 -(((
1225 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1226 -)))
1181 +(% style="color:#037691" %)**​​​​​​​**(%%)**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1227 1227  
1228 1228  
1229 -* Downlink Payload (prefix 0xA5):
1184 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1230 1230  
1231 -(% class="box infomessage" %)
1232 -(((
1233 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1234 -)))
1186 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1235 1235  
1236 1236  
1237 1237  
1238 1238  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1239 1239  
1240 -* AT Command:
1192 +* (% style="color:#037691" %)**AT Command:**
1241 1241  
1242 -(% class="box infomessage" %)
1243 -(((
1244 -**AT+SETCNT=aa,(bb cc dd ee) **
1245 -)))
1194 +(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1246 1246  
1247 1247  aa: 1: Set count1,
1248 1248  
... ... @@ -1253,12 +1253,9 @@
1253 1253  Bb cc dd ee: number to be set
1254 1254  
1255 1255  
1256 -* Downlink Payload (prefix 0xA8):
1205 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1257 1257  
1258 -(% class="box infomessage" %)
1259 -(((
1260 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1261 -)))
1207 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1262 1262  
1263 1263  
1264 1264  
... ... @@ -1266,38 +1266,28 @@
1266 1266  
1267 1267  Clear counting for counting mode
1268 1268  
1269 -* AT Command:
1215 +* (% style="color:#037691" %)**AT Command:**
1270 1270  
1271 -(% class="box infomessage" %)
1272 -(((
1273 -**AT+CLRCOUNT ~/~/ clear all counting**
1274 -)))
1217 +(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1275 1275  
1276 -* Downlink Payload (prefix 0xA6):
1277 1277  
1278 -(% class="box infomessage" %)
1279 -(((
1280 -**0x A6 01     ~/~/ clear all counting,**
1281 -)))
1220 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1282 1282  
1222 +**0x A6 01    ** ~/~/ clear all counting
1283 1283  
1284 1284  
1225 +
1285 1285  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1286 1286  
1287 -* AT Command:
1228 +* (% style="color:#037691" %)**AT Command:**
1288 1288  
1289 -(% class="box infomessage" %)
1290 -(((
1291 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1292 -)))
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)
1293 1293  
1294 -* Downlink Payload (prefix 0xA7):
1295 1295  
1296 -(% class="box infomessage" %)
1297 -(((
1298 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1299 -)))
1233 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1300 1300  
1235 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1236 +
1301 1301  (((
1302 1302  range: aa bb cc:0 to 16777215,  (unit:second)
1303 1303  
... ... @@ -1994,8 +1994,16 @@
1994 1994  )))
1995 1995  
1996 1996  (((
1997 -
1933 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1998 1998  
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 +
1999 1999  = 6. Trouble Shooting =
2000 2000  )))
2001 2001  

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