Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 82.42 >
edited by Xiaoling
on 2022/06/25 15:24
To version < 87.1 >
edited by Bei Jinggeng
on 2022/07/19 10:55
>
Change comment: Uploaded new attachment "image-20220719105525-1.png", version {1}

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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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181 181  * Firmware upgradable via program port
182 182  * Counting
183 183  
184 -
185 -
186 -
187 187  == 1.4  Applications ==
188 188  
189 189  * Smart Buildings & Home Automation
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193 193  * Smart Cities
194 194  * Smart Factory
195 195  
196 -
197 -
198 -
199 199  == 1.5 Hardware Variants ==
200 200  
201 201  (% border="1" style="background-color:#f7faff; width:500px" %)
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209 209  * 1 x Counting Port
210 210  )))
211 211  
212 -
213 213  = 2. Power ON Device =
214 214  
215 215  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.
... ... @@ -227,11 +227,11 @@
227 227  == 3.1 How it works? ==
228 228  
229 229  (((
230 -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. 
231 231  )))
232 232  
233 233  (((
234 -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.
235 235  )))
236 236  
237 237  
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283 283  
284 284  There are five working modes + one interrupt mode on LT for different type application:
285 285  
286 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
287 -* **MOD2**: Double DI Counting + DO + RO
288 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
289 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
290 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
291 -* **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
292 292  
293 -
294 -
295 -
296 -
297 297  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
298 298  
299 299  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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347 347  ** DO1 is high in case there is load between DO1 and V+.
348 348  ** DO1 LED is off in both case
349 349  
350 -
351 -
352 -
353 -
354 354  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
355 355  
356 356  
... ... @@ -424,6 +424,8 @@
424 424  [[image:image-20220523181246-5.png]]
425 425  
426 426  (((
410 +
411 +
427 427  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
428 428  )))
429 429  
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437 437  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
438 438  )))
439 439  
425 +
440 440  (((
441 441  **To use counting mode, please run:**
442 442  )))
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569 569  
570 570  For example, if user has configured below commands:
571 571  
572 -* **AT+MOD=1 ** **~-~->** The normal working mode
573 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
558 +* **AT+MOD=1 ** **~-~->**  The normal working mode
559 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
574 574  
575 575  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
576 576  
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579 579  
580 580  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
581 581  
568 +
582 582  (% style="color:#4f81bd" %)**Trigger base on voltage**:
583 583  
584 584  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
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718 718  
719 719  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
720 720  
721 -
722 -
723 -
724 -
725 725  === 3.4.1 Common Commands ===
726 726  
727 727  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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730 730  
731 731  === 3.4.2 Sensor related commands ===
732 732  
716 +
733 733  ==== 3.4.2.1 Set Transmit Interval ====
734 734  
735 735  Set device uplink interval.
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783 783  
784 784  
785 785  
770 +
786 786  ==== 3.4.2.4 Enable Trigger Mode ====
787 787  
788 788  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
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860 860  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
861 861  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
862 862  
863 -
864 864  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
865 865  
866 866  Set DI2 trigger.
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932 932  
933 933  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
934 934  
919 +(((
920 +
935 935  
922 +(% style="color:red" %)Note: ATDC setting must be more than 5min
923 +)))
936 936  
937 937  
926 +
927 +
938 938  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
939 939  
940 940  * (% style="color:#037691" %)**AT Command**
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1086 1086  
1087 1087  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1088 1088  
1089 -[[image:image-20220524093831-10.png]]
1079 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1090 1090  
1091 1091  
1092 1092  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
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1096 1096  
1097 1097  **Example payload:**
1098 1098  
1099 -**~1. 05 01 11 07 D0**
1089 +**~1. 05 01 11 07 D**
1100 1100  
1101 -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.
1102 1102  
1103 1103  **2. 05 01 10 07 D0**
1104 1104  
1105 -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.
1106 1106  
1107 1107  **3. 05 00 01 07 D0**
1108 1108  
1109 -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.
1110 1110  
1111 1111  **4. 05 00 00 07 D0**
1112 1112  
1113 -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.
1114 1114  
1115 1115  
1116 1116  
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1777 1777  
1778 1778  
1779 1779  (% style="color:blue" %)**For LT-22222-L**(%%):
1780 -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.
1770 +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.
1781 1781  )))
1782 1782  
1783 1783   [[image:image-20220524103407-12.png]]
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1892 1892  
1893 1893  (((
1894 1894  (((
1895 -== 6.1 Downlink doesn’t work, how to solve it? ==
1885 +== 6.1 Downlink doesn't work, how to solve it? ==
1896 1896  )))
1897 1897  )))
1898 1898  
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1913 1913  (((
1914 1914  
1915 1915  
1916 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1906 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1917 1917  )))
1918 1918  
1919 1919  (((
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1923 1923  
1924 1924  = 7. Order Info =
1925 1925  
1916 +
1926 1926  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1927 1927  
1928 -
1929 1929  (% style="color:#4f81bd" %)**XXX:**
1930 1930  
1931 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1932 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1933 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1934 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1935 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1936 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1937 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1938 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1939 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1921 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
1922 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
1923 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
1924 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
1925 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
1926 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
1927 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
1928 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
1929 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1940 1940  
1941 1941  
1932 +
1933 +
1942 1942  = 8. Packing Info =
1943 1943  
1944 1944  
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1957 1957  * Weight / pcs : 170g
1958 1958  
1959 1959  
1952 +
1953 +
1960 1960  = 9. Support =
1961 1961  
1962 1962  * (((
... ... @@ -1964,12 +1964,10 @@
1964 1964  )))
1965 1965  * (((
1966 1966  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]]
1961 +)))
1967 1967  
1968 1968  
1969 1969  
1970 -
1971 -)))
1972 -
1973 1973  = 10. Reference​​​​​ =
1974 1974  
1975 1975  * 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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