Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 82.37 >
edited by Xiaoling
on 2022/06/20 13:59
To version < 89.1 >
edited by Bei Jinggeng
on 2022/07/19 11:06
>
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1 -XWiki.Xiaoling
1 +XWiki.Bei
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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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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.
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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  
... ... @@ -278,12 +278,12 @@
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  
288 288  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
289 289  
... ... @@ -411,6 +411,8 @@
411 411  [[image:image-20220523181246-5.png]]
412 412  
413 413  (((
410 +
411 +
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  
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424 424  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
425 425  )))
426 426  
425 +
427 427  (((
428 428  **To use counting mode, please run:**
429 429  )))
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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
558 +* **AT+MOD=1 ** **~-~->**  The normal working mode
559 +* **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  
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564 564  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
565 565  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.**
566 566  
567 -
568 568  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
569 569  
568 +
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>
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714 714  
715 715  === 3.4.2 Sensor related commands ===
716 716  
716 +
717 717  ==== 3.4.2.1 Set Transmit Interval ====
718 718  
719 719  Set device uplink interval.
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767 767  
768 768  
769 769  
770 +
770 770  ==== 3.4.2.4 Enable Trigger Mode ====
771 771  
772 772  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
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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
802 +**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 -
850 850  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
851 851  
852 852  Set DI2 trigger.
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911 911  
912 912  * (% style="color:#037691" %)**AT Command**
913 913  
914 -**AT+ATDC=5  ** Device won't response the second trigger within 5 minute after the first trigger.
912 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
915 915  
916 916  
917 917  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
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918 918  
919 919  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
920 920  
919 +(((
920 +
921 921  
922 +(% style="color:red" %)Note: ATDC setting must be more than 5min
923 +)))
922 922  
923 923  
926 +
927 +
924 924  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
925 925  
926 926  * (% style="color:#037691" %)**AT Command**
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1072 1072  
1073 1073  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1074 1074  
1075 -[[image:image-20220524093831-10.png]]
1079 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1076 1076  
1077 1077  
1078 1078  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
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1082 1082  
1083 1083  **Example payload:**
1084 1084  
1085 -**~1. 05 01 11 07 D0**
1089 +**~1. 05 01 11 07 D**
1086 1086  
1087 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1091 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1088 1088  
1089 1089  **2. 05 01 10 07 D0**
1090 1090  
1091 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1095 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1092 1092  
1093 1093  **3. 05 00 01 07 D0**
1094 1094  
1095 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1099 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1096 1096  
1097 1097  **4. 05 00 00 07 D0**
1098 1098  
1099 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1103 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1100 1100  
1101 1101  
1102 1102  
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1145 1145  
1146 1146  * (% style="color:#037691" %)**AT Command:**
1147 1147  
1148 -(% style="color:#037691" %)​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1152 +**AT+CLRCOUNT ** ~/~/ clear all counting
1149 1149  
1150 1150  
1151 1151  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
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1186 1186  (% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1187 1187  )))
1188 1188  
1189 -[[image:1653356737703-362.png||height="232" width="732"]]
1193 +[[image:image-20220719105525-1.png||height="452" width="814"]]
1190 1190  
1191 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1192 1192  
1193 1193  
1194 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1197 +[[image:image-20220719110247-2.png||height="457" width="804"]]
1195 1195  
1196 1196  
1197 1197  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
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1763 1763  
1764 1764  
1765 1765  (% style="color:blue" %)**For LT-22222-L**(%%):
1766 -Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1769 +Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
1767 1767  )))
1768 1768  
1769 1769   [[image:image-20220524103407-12.png]]
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1878 1878  
1879 1879  (((
1880 1880  (((
1881 -== 6.1 Downlink doesn’t work, how to solve it? ==
1884 +== 6.1 Downlink doesn't work, how to solve it? ==
1882 1882  )))
1883 1883  )))
1884 1884  
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1899 1899  (((
1900 1900  
1901 1901  
1902 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1905 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1903 1903  )))
1904 1904  
1905 1905  (((
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1907 1907  )))
1908 1908  
1909 1909  
1910 -
1911 1911  = 7. Order Info =
1912 1912  
1913 1913  
1914 1914  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1915 1915  
1916 -
1917 1917  (% style="color:#4f81bd" %)**XXX:**
1918 1918  
1919 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1920 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1921 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1922 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1923 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1924 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1925 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1926 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1927 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1920 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
1921 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
1922 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
1923 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
1924 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
1925 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
1926 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
1927 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
1928 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1928 1928  
1929 1929  
1930 1930  
1931 -
1932 1932  = 8. Packing Info =
1933 1933  
1934 1934  
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1948 1948  
1949 1949  
1950 1950  
1951 -
1952 1952  = 9. Support =
1953 1953  
1954 1954  * (((
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1956 1956  )))
1957 1957  * (((
1958 1958  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]]
1959 -
1960 -
1961 -
1962 -
1963 1963  )))
1964 1964  
1960 +
1965 1965  = 10. Reference​​​​​ =
1966 1966  
1967 1967  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
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