Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 83.5 >
edited by Xiaoling
on 2022/06/29 17:24
To version < 82.37 >
edited by Xiaoling
on 2022/06/20 13:59
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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:**
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166 166  Packet engine up to 256 bytes with CRC.
167 167  
168 168  
170 +
169 169  
170 170  )))
171 171  
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179 179  * Firmware upgradable via program port
180 180  * Counting
181 181  
182 -
183 183  == 1.4  Applications ==
184 184  
185 185  * Smart Buildings & Home Automation
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189 189  * Smart Cities
190 190  * Smart Factory
191 191  
192 -
193 193  == 1.5 Hardware Variants ==
194 194  
195 195  (% border="1" style="background-color:#f7faff; width:500px" %)
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204 204  )))
205 205  
206 206  
207 +
207 207  = 2. Power ON Device =
208 208  
209 209  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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221 221  == 3.1 How it works? ==
222 222  
223 223  (((
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. 
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. 
225 225  )))
226 226  
227 227  (((
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.
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.
229 229  )))
230 230  
231 231  
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277 277  
278 278  There are five working modes + one interrupt mode on LT for different type application:
279 279  
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
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
286 286  
287 -
288 -
289 289  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
290 290  
291 291  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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565 565  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
566 566  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.**
567 567  
567 +
568 568  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
569 569  
570 570  (% style="color:#4f81bd" %)**Trigger base on voltage**:
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798 798  
799 799  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
800 800  
801 -**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
802 802  
803 803  
804 804  
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844 844  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
845 845  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
846 846  
847 +
848 +
849 +
847 847  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
848 848  
849 849  Set DI2 trigger.
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908 908  
909 909  * (% style="color:#037691" %)**AT Command**
910 910  
911 -**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.
912 912  
913 913  
914 914  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
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915 915  
916 916  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
917 917  
918 -(((
919 -
920 920  
921 -(% style="color:red" %)Note: ATDC setting must be more than 5min
922 -)))
923 923  
924 924  
925 -
926 926  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
927 927  
928 928  * (% style="color:#037691" %)**AT Command**
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1147 1147  
1148 1148  * (% style="color:#037691" %)**AT Command:**
1149 1149  
1150 -**AT+CLRCOUNT ** ~/~/ clear all counting
1148 +(% style="color:#037691" %)​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1151 1151  
1152 1152  
1153 1153  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
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1909 1909  )))
1910 1910  
1911 1911  
1910 +
1912 1912  = 7. Order Info =
1913 1913  
1913 +
1914 1914  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1915 1915  
1916 1916  
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1926 1926  * (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1927 1927  * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1928 1928  
1929 +
1930 +
1931 +
1929 1929  = 8. Packing Info =
1930 1930  
1931 1931  
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1943 1943  * Package Size / pcs : 14.5 x 8 x 5 cm
1944 1944  * Weight / pcs : 170g
1945 1945  
1949 +
1950 +
1951 +
1946 1946  = 9. Support =
1947 1947  
1948 1948  * (((

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