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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 82.39
edited by Xiaoling
on 2022/06/25 15:12
Change comment: There is no comment for this version
To version 83.5
edited by Xiaoling
on 2022/06/29 17:24
Change comment: There is no comment for this version

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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:**
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167 167  Packet engine up to 256 bytes with CRC.
168 168  
169 169  
170 -
171 171  
172 172  )))
173 173  
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182 182  * Counting
183 183  
184 184  
185 -
186 -
187 -
188 188  == 1.4  Applications ==
189 189  
190 190  * Smart Buildings & Home Automation
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195 195  * Smart Factory
196 196  
197 197  
198 -
199 -
200 -
201 201  == 1.5 Hardware Variants ==
202 202  
203 203  (% border="1" style="background-color:#f7faff; width:500px" %)
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212 212  )))
213 213  
214 214  
215 -
216 216  = 2. Power ON Device =
217 217  
218 218  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.
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230 230  == 3.1 How it works? ==
231 231  
232 232  (((
233 -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. 
224 +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. 
234 234  )))
235 235  
236 236  (((
237 -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.
228 +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.
238 238  )))
239 239  
240 240  
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286 286  
287 287  There are five working modes + one interrupt mode on LT for different type application:
288 288  
289 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
290 -* **MOD2**: Double DI Counting + DO + RO
291 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
292 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
293 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
294 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
280 +* **(% style="color:blue" %)MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
281 +* **(% style="color:blue" %)MOD2**(%%): Double DI Counting + DO + RO
282 +* **(% style="color:blue" %)MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
283 +* **(% style="color:blue" %)MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
284 +* **(% style="color:blue" %)MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
285 +* **(% style="color:blue" %)ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
295 295  
287 +
288 +
296 296  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
297 297  
298 298  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
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851 851  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
852 852  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
853 853  
854 -
855 -
856 856  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
857 857  
858 858  Set DI2 trigger.
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924 924  
925 925  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
926 926  
918 +(((
919 +
927 927  
921 +(% style="color:red" %)Note: ATDC setting must be more than 5min
922 +)))
928 928  
929 929  
925 +
930 930  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
931 931  
932 932  * (% style="color:#037691" %)**AT Command**
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1913 1913  )))
1914 1914  
1915 1915  
1916 -
1917 1917  = 7. Order Info =
1918 1918  
1919 -
1920 1920  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1921 1921  
1922 1922  
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1932 1932  * (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1933 1933  * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1934 1934  
1935 -
1936 -
1937 1937  = 8. Packing Info =
1938 1938  
1939 1939  
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1951 1951  * Package Size / pcs : 14.5 x 8 x 5 cm
1952 1952  * Weight / pcs : 170g
1953 1953  
1954 -
1955 -
1956 1956  = 9. Support =
1957 1957  
1958 1958  * (((