Last modified by Saxer Lin on 2025/04/15 17:24
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From version < 82.28 >
edited by Xiaoling
on 2022/06/20 13:33
To version < 83.11 >
edited by Xiaoling
on 2022/06/29 17:35
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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  
... ... @@ -203,8 +203,6 @@
203 203  * 1 x Counting Port
204 204  )))
205 205  
206 -
207 -
208 208  = 2. Power ON Device =
209 209  
210 210  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.
... ... @@ -222,11 +222,11 @@
222 222  == 3.1 How it works? ==
223 223  
224 224  (((
225 -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. 
226 226  )))
227 227  
228 228  (((
229 -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.
230 230  )))
231 231  
232 232  
... ... @@ -278,13 +278,15 @@
278 278  
279 279  There are five working modes + one interrupt mode on LT for different type application:
280 280  
281 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
282 -* **MOD2**: Double DI Counting + DO + RO
283 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
284 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
285 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
286 -* **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
287 287  
284 +
285 +
288 288  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
289 289  
290 290  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -323,6 +323,8 @@
323 323  * [1] RO1 relay channel is close and the RO1 LED is ON.
324 324  * [0] RO2 relay channel is open and RO2 LED is OFF;
325 325  
324 +
325 +
326 326  **LT22222-L:**
327 327  
328 328  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -338,6 +338,8 @@
338 338  ** DO1 is high in case there is load between DO1 and V+.
339 339  ** DO1 LED is off in both case
340 340  
341 +
342 +
341 341  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
342 342  
343 343  
... ... @@ -411,6 +411,8 @@
411 411  [[image:image-20220523181246-5.png]]
412 412  
413 413  (((
416 +
417 +
414 414  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
415 415  )))
416 416  
... ... @@ -424,6 +424,7 @@
424 424  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
425 425  )))
426 426  
431 +
427 427  (((
428 428  **To use counting mode, please run:**
429 429  )))
... ... @@ -556,8 +556,8 @@
556 556  
557 557  For example, if user has configured below commands:
558 558  
559 -* **AT+MOD=1 ** **~-~->** The normal working mode
560 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
564 +* **AT+MOD=1 ** **~-~->**  The normal working mode
565 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
561 561  
562 562  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
563 563  
... ... @@ -567,6 +567,7 @@
567 567  
568 568  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
569 569  
575 +
570 570  (% style="color:#4f81bd" %)**Trigger base on voltage**:
571 571  
572 572  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -706,6 +706,8 @@
706 706  
707 707  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
708 708  
715 +
716 +
709 709  === 3.4.1 Common Commands ===
710 710  
711 711  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]]
... ... @@ -714,6 +714,7 @@
714 714  
715 715  === 3.4.2 Sensor related commands ===
716 716  
725 +
717 717  ==== 3.4.2.1 Set Transmit Interval ====
718 718  
719 719  Set device uplink interval.
... ... @@ -720,23 +720,19 @@
720 720  
721 721  * (% style="color:#037691" %)**AT Command:**
722 722  
723 -(% class="box infomessage" %)
724 -(((
725 725  **AT+TDC=N **
726 -)))
727 727  
734 +
728 728  **Example: **AT+TDC=30000. Means set interval to 30 seconds
729 729  
730 730  
731 731  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
732 732  
733 -(% class="box infomessage" %)
734 -(((
735 735  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
736 -)))
737 737  
738 738  
739 739  
744 +
740 740  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
741 741  
742 742  Set work mode.
... ... @@ -743,51 +743,42 @@
743 743  
744 744  * (% style="color:#037691" %)**AT Command:**
745 745  
746 -(% class="box infomessage" %)
747 -(((
748 748  **AT+MOD=N  **
749 -)))
750 750  
753 +
751 751  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
752 752  
753 753  
754 754  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
755 755  
756 -(% class="box infomessage" %)
757 -(((
758 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
759 -)))
759 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
760 760  
761 761  
762 762  
763 +
763 763  ==== 3.4.2.3 Poll an uplink ====
764 764  
765 -* (% style="color:#037691" %)AT Command:
766 +* (% style="color:#037691" %)**AT Command:**
766 766  
767 767  There is no AT Command to poll uplink
768 768  
769 769  
770 -* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
771 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
771 771  
772 -(% class="box infomessage" %)
773 -(((
774 -**0x08 FF     ~/~/ Poll an uplink,**
775 -)))
773 +**0x08 FF     **~/~/ Poll an uplink
776 776  
777 777  **Example**: 0x08FF, ask device to send an Uplink
778 778  
779 779  
780 780  
779 +
781 781  ==== 3.4.2.4 Enable Trigger Mode ====
782 782  
783 783  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
784 784  
785 -* (% style="color:#037691" %)AT Command:
784 +* (% style="color:#037691" %)**AT Command:**
786 786  
787 -(% class="box infomessage" %)
788 -(((
789 789  **AT+ADDMOD6=1 or 0**
790 -)))
791 791  
792 792  1: Enable Trigger Mode
793 793  
... ... @@ -794,38 +794,34 @@
794 794  0: Disable Trigger Mode
795 795  
796 796  
797 -* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
793 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
798 798  
799 -(% class="box infomessage" %)
800 -(((
801 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
802 -)))
795 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
803 803  
804 804  
805 805  
799 +
806 806  ==== 3.4.2.5 Poll trigger settings ====
807 807  
808 808  Poll trigger settings,
809 809  
810 -* (% style="color:#037691" %)AT Command:
804 +* (% style="color:#037691" %)**AT Command:**
811 811  
812 812  There is no AT Command for this feature.
813 813  
814 814  
815 -* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
809 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
816 816  
817 -(% class="box infomessage" %)
818 -(((
819 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
820 -)))
811 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
821 821  
822 822  
823 823  
815 +
824 824  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
825 825  
826 826  Enable Disable DI1/DI2/DI2 as trigger,
827 827  
828 -* (% style="color:#037691" %)AT Command:
820 +* (% style="color:#037691" %)**AT Command:**
829 829  
830 830  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
831 831  
... ... @@ -834,7 +834,7 @@
834 834  
835 835  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
836 836  
837 -* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
829 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
838 838  
839 839  **0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
840 840  
... ... @@ -845,7 +845,7 @@
845 845  
846 846  Set DI1 or DI3(for LT-33222-L) trigger.
847 847  
848 -* (% style="color:#037691" %)AT Command:
840 +* (% style="color:#037691" %)**AT Command:**
849 849  
850 850  **AT+TRIG1=a,b**
851 851  
... ... @@ -862,7 +862,6 @@
862 862  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
863 863  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
864 864  
865 -
866 866  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
867 867  
868 868  Set DI2 trigger.
... ... @@ -923,11 +923,11 @@
923 923  
924 924  ==== 3.4.2.11 Trigger – Set minimum interval ====
925 925  
926 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
917 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
927 927  
928 928  * (% style="color:#037691" %)**AT Command**
929 929  
930 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
921 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
931 931  
932 932  
933 933  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
... ... @@ -934,9 +934,15 @@
934 934  
935 935  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
936 936  
928 +(((
929 +
937 937  
931 +(% style="color:red" %)Note: ATDC setting must be more than 5min
932 +)))
938 938  
939 939  
935 +
936 +
940 940  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
941 941  
942 942  * (% style="color:#037691" %)**AT Command**
... ... @@ -1137,7 +1137,7 @@
1137 1137  
1138 1138  * (% style="color:#037691" %)**AT Command:**
1139 1139  
1140 -(% style="color:#037691" %)**​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1137 +**AT+SETCNT=aa,(bb cc dd ee) **
1141 1141  
1142 1142  aa: 1: Set count1,
1143 1143  
... ... @@ -1161,7 +1161,7 @@
1161 1161  
1162 1162  * (% style="color:#037691" %)**AT Command:**
1163 1163  
1164 -(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1161 +**AT+CLRCOUNT ** ~/~/ clear all counting
1165 1165  
1166 1166  
1167 1167  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
... ... @@ -1419,6 +1419,7 @@
1419 1419  [[image:image-20220524100748-11.png]]
1420 1420  
1421 1421  
1419 +
1422 1422  = 4. Use AT Command =
1423 1423  
1424 1424  == 4.1 Access AT Command ==
... ... @@ -1621,8 +1621,6 @@
1621 1621  
1622 1622  (((
1623 1623  AT+CFG: Print all settings
1624 -
1625 -
1626 1626  )))
1627 1627  
1628 1628  
... ... @@ -1668,8 +1668,6 @@
1668 1668  
1669 1669  (((
1670 1670  (% style="background-color:#dcdcdc" %)ATZ
1671 -
1672 -
1673 1673  )))
1674 1674  
1675 1675  
... ... @@ -1876,6 +1876,8 @@
1876 1876  == 5.5 Can i use point to point communication for LT-22222-L? ==
1877 1877  
1878 1878  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1873 +
1874 +
1879 1879  )))
1880 1880  
1881 1881  (((
... ... @@ -1889,6 +1889,7 @@
1889 1889  
1890 1890  After restart, the status before power failure will be read from flash.
1891 1891  
1888 +
1892 1892  = 6. Trouble Shooting =
1893 1893  )))
1894 1894  
... ... @@ -1923,10 +1923,8 @@
1923 1923  )))
1924 1924  
1925 1925  
1926 -
1927 1927  = 7. Order Info =
1928 1928  
1929 -
1930 1930  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1931 1931  
1932 1932  
... ... @@ -1966,6 +1966,10 @@
1966 1966  )))
1967 1967  * (((
1968 1968  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]]
1964 +
1965 +
1966 +
1967 +
1969 1969  )))
1970 1970  
1971 1971  = 10. Reference​​​​​ =

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