Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 83.6 >
edited by Xiaoling
on 2022/06/29 17:24
To version < 82.36 >
edited by Xiaoling
on 2022/06/20 13:39
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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;
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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  
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566 566  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
567 567  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.**
568 568  
567 +
569 569  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
570 570  
571 571  (% style="color:#4f81bd" %)**Trigger base on voltage**:
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799 799  
800 800  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
801 801  
802 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
801 +**0xAB 06  **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
803 803  
804 804  
805 805  
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845 845  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
846 846  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
847 847  
847 +
848 +
849 +
848 848  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
849 849  
850 850  Set DI2 trigger.
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909 909  
910 910  * (% style="color:#037691" %)**AT Command**
911 911  
912 -**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.
913 913  
914 914  
915 915  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
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916 916  
917 917  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
918 918  
919 -(((
920 -
921 921  
922 -(% style="color:red" %)Note: ATDC setting must be more than 5min
923 -)))
924 924  
925 925  
926 -
927 927  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
928 928  
929 929  * (% style="color:#037691" %)**AT Command**
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1148 1148  
1149 1149  * (% style="color:#037691" %)**AT Command:**
1150 1150  
1151 -**AT+CLRCOUNT ** ~/~/ clear all counting
1148 +(% style="color:#037691" %)​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1152 1152  
1153 1153  
1154 1154  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
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1406 1406  [[image:image-20220524100748-11.png]]
1407 1407  
1408 1408  
1409 -
1410 1410  = 4. Use AT Command =
1411 1411  
1412 1412  == 4.1 Access AT Command ==
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1609 1609  
1610 1610  (((
1611 1611  AT+CFG: Print all settings
1608 +
1609 +
1612 1612  )))
1613 1613  
1614 1614  
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1654 1654  
1655 1655  (((
1656 1656  (% style="background-color:#dcdcdc" %)ATZ
1655 +
1656 +
1657 1657  )))
1658 1658  
1659 1659  
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1860 1860  == 5.5 Can i use point to point communication for LT-22222-L? ==
1861 1861  
1862 1862  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1863 -
1864 -
1865 1865  )))
1866 1866  
1867 1867  (((
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1875 1875  
1876 1876  After restart, the status before power failure will be read from flash.
1877 1877  
1878 -
1879 1879  = 6. Trouble Shooting =
1880 1880  )))
1881 1881  
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1910 1910  )))
1911 1911  
1912 1912  
1910 +
1913 1913  = 7. Order Info =
1914 1914  
1913 +
1915 1915  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1916 1916  
1917 1917  
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1951 1951  )))
1952 1952  * (((
1953 1953  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]]
1954 -
1955 -
1956 -
1957 -
1958 1958  )))
1959 1959  
1960 1960  = 10. Reference​​​​​ =

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