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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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41 41  
42 42  (((
43 43  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
44 -
45 -
46 46  )))
47 47  
48 48  (((
... ... @@ -174,7 +174,6 @@
174 174  
175 175  == 1.3 Features ==
176 176  
177 -
178 178  * LoRaWAN Class A & Class C protocol
179 179  * Optional Customized LoRa Protocol
180 180  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
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183 183  * Firmware upgradable via program port
184 184  * Counting
185 185  
186 -
187 -
188 -
189 -
190 190  == 1.4  Applications ==
191 191  
192 -
193 193  * Smart Buildings & Home Automation
194 194  * Logistics and Supply Chain Management
195 195  * Smart Metering
... ... @@ -197,13 +197,8 @@
197 197  * Smart Cities
198 198  * Smart Factory
199 199  
200 -
201 -
202 -
203 -
204 204  == 1.5 Hardware Variants ==
205 205  
206 -
207 207  (% border="1" style="background-color:#f7faff; width:500px" %)
208 208  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
209 209  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
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217 217  
218 218  
219 219  
220 -
221 221  = 2. Power ON Device =
222 222  
223 -
224 224  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.
225 225  
226 226  (((
... ... @@ -235,24 +235,19 @@
235 235  
236 236  == 3.1 How it works? ==
237 237  
238 -
239 239  (((
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. 
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. 
241 241  )))
242 242  
243 243  (((
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.
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.
245 245  )))
246 246  
247 247  
248 -
249 249  == 3.2 Example to join LoRaWAN network ==
250 250  
251 -
252 252  (((
253 253  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 -
256 256  )))
257 257  
258 258  [[image:image-20220523172350-1.png||height="266" width="864"]]
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260 260  
261 261  (((
262 262  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 -
265 265  )))
266 266  
267 267  (((
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299 299  
300 300  There are five working modes + one interrupt mode on LT for different type application:
301 301  
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
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
308 308  
309 309  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
310 310  
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432 432  [[image:image-20220523181246-5.png]]
433 433  
434 434  (((
435 -
436 -
437 437  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
438 438  )))
439 439  
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447 447  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
448 448  )))
449 449  
450 -
451 451  (((
452 452  **To use counting mode, please run:**
453 453  )))
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580 580  
581 581  For example, if user has configured below commands:
582 582  
583 -* **AT+MOD=1 ** **~-~->**  The normal working mode
584 -* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
559 +* **AT+MOD=1 ** **~-~->** The normal working mode
560 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
585 585  
586 586  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
587 587  
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588 588  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
589 589  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.**
590 590  
567 +
591 591  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
592 592  
593 -
594 594  (% style="color:#4f81bd" %)**Trigger base on voltage**:
595 595  
596 596  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
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738 738  
739 739  === 3.4.2 Sensor related commands ===
740 740  
741 -
742 742  ==== 3.4.2.1 Set Transmit Interval ====
743 743  
744 744  Set device uplink interval.
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792 792  
793 793  
794 794  
795 -
796 796  ==== 3.4.2.4 Enable Trigger Mode ====
797 797  
798 798  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
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824 824  
825 825  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
826 826  
827 -**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
828 828  
829 829  
830 830  
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870 870  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
871 871  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
872 872  
847 +
848 +
849 +
873 873  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
874 874  
875 875  Set DI2 trigger.
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934 934  
935 935  * (% style="color:#037691" %)**AT Command**
936 936  
937 -**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.
938 938  
939 939  
940 940  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
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941 941  
942 942  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
943 943  
944 -(((
945 -
946 946  
947 -(% style="color:red" %)Note: ATDC setting must be more than 5min
948 -)))
949 949  
950 950  
951 -
952 -
953 953  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
954 954  
955 955  * (% style="color:#037691" %)**AT Command**
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1101 1101  
1102 1102  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1103 1103  
1104 -[[image:image-20220714135731-1.png||height="406" width="627"]]
1075 +[[image:image-20220524093831-10.png]]
1105 1105  
1106 1106  
1107 1107  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
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1111 1111  
1112 1112  **Example payload:**
1113 1113  
1114 -**~1. 05 01 11 07 D**
1085 +**~1. 05 01 11 07 D0**
1115 1115  
1116 -Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1087 +Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1117 1117  
1118 1118  **2. 05 01 10 07 D0**
1119 1119  
1120 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1091 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1121 1121  
1122 1122  **3. 05 00 01 07 D0**
1123 1123  
1124 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1095 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1125 1125  
1126 1126  **4. 05 00 00 07 D0**
1127 1127  
1128 -Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1099 +Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1129 1129  
1130 1130  
1131 1131  
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1174 1174  
1175 1175  * (% style="color:#037691" %)**AT Command:**
1176 1176  
1177 -**AT+CLRCOUNT ** ~/~/ clear all counting
1148 +(% style="color:#037691" %)​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1178 1178  
1179 1179  
1180 1180  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
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1215 1215  (% 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:
1216 1216  )))
1217 1217  
1218 -[[image:image-20220719105525-1.png||height="377" width="677"]]
1189 +[[image:1653356737703-362.png||height="232" width="732"]]
1219 1219  
1191 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1220 1220  
1221 1221  
1222 -[[image:image-20220719110247-2.png||height="388" width="683"]]
1194 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1223 1223  
1224 1224  
1225 1225  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
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1431 1431  [[image:image-20220524100748-11.png]]
1432 1432  
1433 1433  
1434 -
1435 1435  = 4. Use AT Command =
1436 1436  
1437 1437  == 4.1 Access AT Command ==
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1634 1634  
1635 1635  (((
1636 1636  AT+CFG: Print all settings
1608 +
1609 +
1637 1637  )))
1638 1638  
1639 1639  
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1679 1679  
1680 1680  (((
1681 1681  (% style="background-color:#dcdcdc" %)ATZ
1655 +
1656 +
1682 1682  )))
1683 1683  
1684 1684  
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1791 1791  
1792 1792  
1793 1793  (% style="color:blue" %)**For LT-22222-L**(%%):
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.
1769 +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.
1795 1795  )))
1796 1796  
1797 1797   [[image:image-20220524103407-12.png]]
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1885 1885  == 5.5 Can i use point to point communication for LT-22222-L? ==
1886 1886  
1887 1887  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1888 -
1889 -
1890 1890  )))
1891 1891  
1892 1892  (((
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1900 1900  
1901 1901  After restart, the status before power failure will be read from flash.
1902 1902  
1903 -
1904 1904  = 6. Trouble Shooting =
1905 1905  )))
1906 1906  
1907 1907  (((
1908 1908  (((
1909 -== 6.1 Downlink doesn't work, how to solve it? ==
1881 +== 6.1 Downlink doesn’t work, how to solve it? ==
1910 1910  )))
1911 1911  )))
1912 1912  
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1927 1927  (((
1928 1928  
1929 1929  
1930 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1902 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1931 1931  )))
1932 1932  
1933 1933  (((
... ... @@ -1935,22 +1935,24 @@
1935 1935  )))
1936 1936  
1937 1937  
1910 +
1938 1938  = 7. Order Info =
1939 1939  
1940 1940  
1941 1941  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1942 1942  
1916 +
1943 1943  (% style="color:#4f81bd" %)**XXX:**
1944 1944  
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
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
1954 1954  
1955 1955  = 8. Packing Info =
1956 1956  
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