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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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42 42  
43 43  (((
44 44  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
44 +
45 +
45 45  )))
46 46  
47 47  (((
... ... @@ -173,6 +173,7 @@
173 173  
174 174  == 1.3 Features ==
175 175  
177 +
176 176  * LoRaWAN Class A & Class C protocol
177 177  * Optional Customized LoRa Protocol
178 178  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
... ... @@ -187,6 +187,7 @@
187 187  
188 188  == 1.4  Applications ==
189 189  
192 +
190 190  * Smart Buildings & Home Automation
191 191  * Logistics and Supply Chain Management
192 192  * Smart Metering
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200 200  
201 201  == 1.5 Hardware Variants ==
202 202  
206 +
203 203  (% border="1" style="background-color:#f7faff; width:500px" %)
204 204  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
205 205  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
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213 213  
214 214  
215 215  
220 +
216 216  = 2. Power ON Device =
217 217  
223 +
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.
219 219  
220 220  (((
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229 229  
230 230  == 3.1 How it works? ==
231 231  
238 +
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. 
240 +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.
244 +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  
248 +
241 241  == 3.2 Example to join LoRaWAN network ==
242 242  
251 +
243 243  (((
244 244  This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 
254 +
255 +
245 245  )))
246 246  
247 247  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -249,6 +249,8 @@
249 249  
250 250  (((
251 251  The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
263 +
264 +
252 252  )))
253 253  
254 254  (((
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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
302 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
303 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
304 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
305 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
306 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
307 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
295 295  
296 -
297 -
298 -
299 -
300 -
301 301  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
302 302  
303 303  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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336 336  * [1] RO1 relay channel is close and the RO1 LED is ON.
337 337  * [0] RO2 relay channel is open and RO2 LED is OFF;
338 338  
339 -
340 340  **LT22222-L:**
341 341  
342 342  * [1] DI2 channel is high input and DI2 LED is ON;
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352 352  ** DO1 is high in case there is load between DO1 and V+.
353 353  ** DO1 LED is off in both case
354 354  
355 -
356 -
357 -
358 -
359 -
360 360  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
361 361  
362 362  
... ... @@ -430,6 +430,8 @@
430 430  [[image:image-20220523181246-5.png]]
431 431  
432 432  (((
435 +
436 +
433 433  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
434 434  )))
435 435  
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443 443  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
444 444  )))
445 445  
450 +
446 446  (((
447 447  **To use counting mode, please run:**
448 448  )))
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575 575  
576 576  For example, if user has configured below commands:
577 577  
578 -* **AT+MOD=1 ** **~-~->** The normal working mode
579 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
583 +* **AT+MOD=1 ** **~-~->**  The normal working mode
584 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
580 580  
581 581  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
582 582  
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585 585  
586 586  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
587 587  
593 +
588 588  (% style="color:#4f81bd" %)**Trigger base on voltage**:
589 589  
590 590  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
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724 724  
725 725  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
726 726  
727 -
728 -
729 -
730 -
731 -
732 732  === 3.4.1 Common Commands ===
733 733  
734 734  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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737 737  
738 738  === 3.4.2 Sensor related commands ===
739 739  
741 +
740 740  ==== 3.4.2.1 Set Transmit Interval ====
741 741  
742 742  Set device uplink interval.
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790 790  
791 791  
792 792  
795 +
793 793  ==== 3.4.2.4 Enable Trigger Mode ====
794 794  
795 795  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
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867 867  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
868 868  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
869 869  
870 -
871 -
872 872  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
873 873  
874 874  Set DI2 trigger.
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940 940  
941 941  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
942 942  
944 +(((
945 +
943 943  
947 +(% style="color:red" %)Note: ATDC setting must be more than 5min
948 +)))
944 944  
945 945  
951 +
952 +
946 946  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
947 947  
948 948  * (% style="color:#037691" %)**AT Command**
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1094 1094  
1095 1095  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1096 1096  
1097 -[[image:image-20220524093831-10.png]]
1104 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1098 1098  
1099 1099  
1100 1100  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
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1104 1104  
1105 1105  **Example payload:**
1106 1106  
1107 -**~1. 05 01 11 07 D0**
1114 +**~1. 05 01 11 07 D**
1108 1108  
1109 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1116 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1110 1110  
1111 1111  **2. 05 01 10 07 D0**
1112 1112  
1113 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1120 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1114 1114  
1115 1115  **3. 05 00 01 07 D0**
1116 1116  
1117 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1124 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1118 1118  
1119 1119  **4. 05 00 00 07 D0**
1120 1120  
1121 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1128 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1122 1122  
1123 1123  
1124 1124  
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1208 1208  (% 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:
1209 1209  )))
1210 1210  
1211 -[[image:1653356737703-362.png||height="232" width="732"]]
1218 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1212 1212  
1213 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1214 1214  
1215 1215  
1216 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1222 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1217 1217  
1218 1218  
1219 1219  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
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1785 1785  
1786 1786  
1787 1787  (% style="color:blue" %)**For LT-22222-L**(%%):
1788 -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.
1794 +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.
1789 1789  )))
1790 1790  
1791 1791   [[image:image-20220524103407-12.png]]
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1900 1900  
1901 1901  (((
1902 1902  (((
1903 -== 6.1 Downlink doesn’t work, how to solve it? ==
1909 +== 6.1 Downlink doesn't work, how to solve it? ==
1904 1904  )))
1905 1905  )))
1906 1906  
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1921 1921  (((
1922 1922  
1923 1923  
1924 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1930 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1925 1925  )))
1926 1926  
1927 1927  (((
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1929 1929  )))
1930 1930  
1931 1931  
1932 -
1933 1933  = 7. Order Info =
1934 1934  
1935 1935  
1936 1936  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1937 1937  
1938 -
1939 1939  (% style="color:#4f81bd" %)**XXX:**
1940 1940  
1941 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1942 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1943 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1944 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1945 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1946 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1947 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1948 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1949 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1945 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
1946 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
1947 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
1948 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
1949 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
1950 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
1951 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
1952 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
1953 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1950 1950  
1951 -
1952 -
1953 1953  = 8. Packing Info =
1954 1954  
1955 1955  
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1967 1967  * Package Size / pcs : 14.5 x 8 x 5 cm
1968 1968  * Weight / pcs : 170g
1969 1969  
1970 -
1971 -
1972 1972  = 9. Support =
1973 1973  
1974 1974  * (((
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1976 1976  )))
1977 1977  * (((
1978 1978  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]]
1979 -
1980 -
1981 -
1982 -
1983 1983  )))
1984 1984  
1985 1985  = 10. Reference​​​​​ =
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