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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 82.37
edited by Xiaoling
on 2022/06/20 13:59
Change comment: There is no comment for this version
To version 83.3
edited by Xiaoling
on 2022/06/29 17:17
Change comment: There is no comment for this version

Summary

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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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181 181  * Firmware upgradable via program port
182 182  * Counting
183 183  
182 +
183 +
184 184  == 1.4  Applications ==
185 185  
186 186  * Smart Buildings & Home Automation
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190 190  * Smart Cities
191 191  * Smart Factory
192 192  
193 +
194 +
193 193  == 1.5 Hardware Variants ==
194 194  
195 195  (% border="1" style="background-color:#f7faff; width:500px" %)
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285 285  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
286 286  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287 287  
290 +
288 288  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
289 289  
290 290  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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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  
344 +
341 341  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
342 342  
343 343  
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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  
570 570  (% style="color:#4f81bd" %)**Trigger base on voltage**:
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706 706  
707 707  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
708 708  
712 +
709 709  === 3.4.1 Common Commands ===
710 710  
711 711  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]]
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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
805 +**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.
915 +**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  
922 +(((
923 +
921 921  
925 +(% style="color:red" %)Note: ATDC setting must be more than 5min
926 +)))
922 922  
923 923  
929 +
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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1145 1145  
1146 1146  * (% style="color:#037691" %)**AT Command:**
1147 1147  
1148 -(% style="color:#037691" %)​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1154 +**AT+CLRCOUNT ** ~/~/ clear all counting
1149 1149  
1150 1150  
1151 1151  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
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1907 1907  )))
1908 1908  
1909 1909  
1910 -
1911 1911  = 7. Order Info =
1912 1912  
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 -
1932 1932  = 8. Packing Info =
1933 1933  
1934 1934  
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1946 1946  * Package Size / pcs : 14.5 x 8 x 5 cm
1947 1947  * Weight / pcs : 170g
1948 1948  
1949 -
1950 -
1951 -
1952 1952  = 9. Support =
1953 1953  
1954 1954  * (((