Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 83.10 >
edited by Xiaoling
on 2022/06/29 17:30
To version < 82.33 >
edited by Xiaoling
on 2022/06/20 13:36
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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 **
4 4  
5 5  
6 6  **Table of Contents:**
... ... @@ -166,6 +166,7 @@
166 166  Packet engine up to 256 bytes with CRC.
167 167  
168 168  
170 +
169 169  
170 170  )))
171 171  
... ... @@ -201,6 +201,8 @@
201 201  * 1 x Counting Port
202 202  )))
203 203  
206 +
207 +
204 204  = 2. Power ON Device =
205 205  
206 206  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.
... ... @@ -218,11 +218,11 @@
218 218  == 3.1 How it works? ==
219 219  
220 220  (((
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. 
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. 
222 222  )))
223 223  
224 224  (((
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.
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.
226 226  )))
227 227  
228 228  
... ... @@ -274,15 +274,13 @@
274 274  
275 275  There are five working modes + one interrupt mode on LT for different type application:
276 276  
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
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
283 283  
284 -
285 -
286 286  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
287 287  
288 288  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -321,8 +321,6 @@
321 321  * [1] RO1 relay channel is close and the RO1 LED is ON.
322 322  * [0] RO2 relay channel is open and RO2 LED is OFF;
323 323  
324 -
325 -
326 326  **LT22222-L:**
327 327  
328 328  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -338,8 +338,6 @@
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 -
343 343  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
344 344  
345 345  
... ... @@ -413,8 +413,6 @@
413 413  [[image:image-20220523181246-5.png]]
414 414  
415 415  (((
416 -
417 -
418 418  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
419 419  )))
420 420  
... ... @@ -428,7 +428,6 @@
428 428  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
429 429  )))
430 430  
431 -
432 432  (((
433 433  **To use counting mode, please run:**
434 434  )))
... ... @@ -561,8 +561,8 @@
561 561  
562 562  For example, if user has configured below commands:
563 563  
564 -* **AT+MOD=1 ** **~-~->**  The normal working mode
565 -* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
559 +* **AT+MOD=1 ** **~-~->** The normal working mode
560 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
566 566  
567 567  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
568 568  
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572 572  
573 573  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
574 574  
575 -
576 576  (% style="color:#4f81bd" %)**Trigger base on voltage**:
577 577  
578 578  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -712,8 +712,6 @@
712 712  
713 713  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
714 714  
715 -
716 -
717 717  === 3.4.1 Common Commands ===
718 718  
719 719  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]]
... ... @@ -799,23 +799,25 @@
799 799  
800 800  Poll trigger settings,
801 801  
802 -* (% style="color:#037691" %)**AT Command:**
794 +* (% style="color:#037691" %)AT Command:
803 803  
804 804  There is no AT Command for this feature.
805 805  
806 806  
807 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
799 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
808 808  
809 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
801 +(% class="box infomessage" %)
802 +(((
803 +**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
804 +)))
810 810  
811 811  
812 812  
813 -
814 814  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
815 815  
816 816  Enable Disable DI1/DI2/DI2 as trigger,
817 817  
818 -* (% style="color:#037691" %)**AT Command:**
812 +* (% style="color:#037691" %)AT Command:
819 819  
820 820  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
821 821  
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824 824  
825 825  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
826 826  
827 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
821 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
828 828  
829 829  **0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
830 830  
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835 835  
836 836  Set DI1 or DI3(for LT-33222-L) trigger.
837 837  
838 -* (% style="color:#037691" %)**AT Command:**
832 +* (% style="color:#037691" %)AT Command:
839 839  
840 840  **AT+TRIG1=a,b**
841 841  
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852 852  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
853 853  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
854 854  
849 +
855 855  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
856 856  
857 857  Set DI2 trigger.
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912 912  
913 913  ==== 3.4.2.11 Trigger – Set minimum interval ====
914 914  
915 -Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
910 +Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
916 916  
917 917  * (% style="color:#037691" %)**AT Command**
918 918  
919 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
914 +**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
920 920  
921 921  
922 922  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
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923 923  
924 924  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
925 925  
926 -(((
927 -
928 928  
929 -(% style="color:red" %)Note: ATDC setting must be more than 5min
930 -)))
931 931  
932 932  
933 -
934 934  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
935 935  
936 936  * (% style="color:#037691" %)**AT Command**
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1131 1131  
1132 1132  * (% style="color:#037691" %)**AT Command:**
1133 1133  
1134 -**AT+SETCNT=aa,(bb cc dd ee) **
1124 +(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1135 1135  
1136 1136  aa: 1: Set count1,
1137 1137  
... ... @@ -1155,7 +1155,7 @@
1155 1155  
1156 1156  * (% style="color:#037691" %)**AT Command:**
1157 1157  
1158 -**AT+CLRCOUNT ** ~/~/ clear all counting
1148 +(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1159 1159  
1160 1160  
1161 1161  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
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1413 1413  [[image:image-20220524100748-11.png]]
1414 1414  
1415 1415  
1416 -
1417 1417  = 4. Use AT Command =
1418 1418  
1419 1419  == 4.1 Access AT Command ==
... ... @@ -1616,6 +1616,8 @@
1616 1616  
1617 1617  (((
1618 1618  AT+CFG: Print all settings
1608 +
1609 +
1619 1619  )))
1620 1620  
1621 1621  
... ... @@ -1661,6 +1661,8 @@
1661 1661  
1662 1662  (((
1663 1663  (% style="background-color:#dcdcdc" %)ATZ
1655 +
1656 +
1664 1664  )))
1665 1665  
1666 1666  
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1867 1867  == 5.5 Can i use point to point communication for LT-22222-L? ==
1868 1868  
1869 1869  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1870 -
1871 -
1872 1872  )))
1873 1873  
1874 1874  (((
... ... @@ -1882,7 +1882,6 @@
1882 1882  
1883 1883  After restart, the status before power failure will be read from flash.
1884 1884  
1885 -
1886 1886  = 6. Trouble Shooting =
1887 1887  )))
1888 1888  
... ... @@ -1917,8 +1917,10 @@
1917 1917  )))
1918 1918  
1919 1919  
1910 +
1920 1920  = 7. Order Info =
1921 1921  
1913 +
1922 1922  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1923 1923  
1924 1924  
... ... @@ -1958,10 +1958,6 @@
1958 1958  )))
1959 1959  * (((
1960 1960  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]]
1961 -
1962 -
1963 -
1964 -
1965 1965  )))
1966 1966  
1967 1967  = 10. Reference​​​​​ =

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