Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 82.27 >
edited by Xiaoling
on 2022/06/20 12:01
To version < 90.2 >
edited by Xiaoling
on 2022/08/18 11:36
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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:**
... ... @@ -42,6 +42,8 @@
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
... ... @@ -181,8 +181,13 @@
181 181  * Firmware upgradable via program port
182 182  * Counting
183 183  
186 +
187 +
188 +
189 +
184 184  == 1.4  Applications ==
185 185  
192 +
186 186  * Smart Buildings & Home Automation
187 187  * Logistics and Supply Chain Management
188 188  * Smart Metering
... ... @@ -190,8 +190,13 @@
190 190  * Smart Cities
191 191  * Smart Factory
192 192  
200 +
201 +
202 +
203 +
193 193  == 1.5 Hardware Variants ==
194 194  
206 +
195 195  (% border="1" style="background-color:#f7faff; width:500px" %)
196 196  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
197 197  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -205,8 +205,10 @@
205 205  
206 206  
207 207  
220 +
208 208  = 2. Power ON Device =
209 209  
223 +
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.
211 211  
212 212  (((
... ... @@ -221,19 +221,24 @@
221 221  
222 222  == 3.1 How it works? ==
223 223  
238 +
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. 
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. 
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.
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.
230 230  )))
231 231  
232 232  
248 +
233 233  == 3.2 Example to join LoRaWAN network ==
234 234  
251 +
235 235  (((
236 236  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 +
237 237  )))
238 238  
239 239  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -241,6 +241,8 @@
241 241  
242 242  (((
243 243  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 +
244 244  )))
245 245  
246 246  (((
... ... @@ -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
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
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  (((
435 +
436 +
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  
... ... @@ -424,6 +424,7 @@
424 424  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
425 425  )))
426 426  
450 +
427 427  (((
428 428  **To use counting mode, please run:**
429 429  )))
... ... @@ -556,8 +556,8 @@
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
583 +* **AT+MOD=1 ** **~-~->**  The normal working mode
584 +* **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  
... ... @@ -566,6 +566,7 @@
566 566  
567 567  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
568 568  
593 +
569 569  (% style="color:#4f81bd" %)**Trigger base on voltage**:
570 570  
571 571  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -713,6 +713,7 @@
713 713  
714 714  === 3.4.2 Sensor related commands ===
715 715  
741 +
716 716  ==== 3.4.2.1 Set Transmit Interval ====
717 717  
718 718  Set device uplink interval.
... ... @@ -719,23 +719,19 @@
719 719  
720 720  * (% style="color:#037691" %)**AT Command:**
721 721  
722 -(% class="box infomessage" %)
723 -(((
724 724  **AT+TDC=N **
725 -)))
726 726  
750 +
727 727  **Example: **AT+TDC=30000. Means set interval to 30 seconds
728 728  
729 729  
730 730  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
731 731  
732 -(% class="box infomessage" %)
733 -(((
734 734  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
735 -)))
736 736  
737 737  
738 738  
760 +
739 739  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
740 740  
741 741  Set work mode.
... ... @@ -742,51 +742,42 @@
742 742  
743 743  * (% style="color:#037691" %)**AT Command:**
744 744  
745 -(% class="box infomessage" %)
746 -(((
747 747  **AT+MOD=N  **
748 -)))
749 749  
769 +
750 750  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
751 751  
752 752  
753 753  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
754 754  
755 -(% class="box infomessage" %)
756 -(((
757 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
758 -)))
775 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
759 759  
760 760  
761 761  
779 +
762 762  ==== 3.4.2.3 Poll an uplink ====
763 763  
764 -* (% style="color:#037691" %)AT Command:
782 +* (% style="color:#037691" %)**AT Command:**
765 765  
766 766  There is no AT Command to poll uplink
767 767  
768 768  
769 -* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
787 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
770 770  
771 -(% class="box infomessage" %)
772 -(((
773 -**0x08 FF     ~/~/ Poll an uplink,**
774 -)))
789 +**0x08 FF     **~/~/ Poll an uplink
775 775  
776 776  **Example**: 0x08FF, ask device to send an Uplink
777 777  
778 778  
779 779  
795 +
780 780  ==== 3.4.2.4 Enable Trigger Mode ====
781 781  
782 782  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
783 783  
784 -* (% style="color:#037691" %)AT Command:
800 +* (% style="color:#037691" %)**AT Command:**
785 785  
786 -(% class="box infomessage" %)
787 -(((
788 788  **AT+ADDMOD6=1 or 0**
789 -)))
790 790  
791 791  1: Enable Trigger Mode
792 792  
... ... @@ -793,38 +793,34 @@
793 793  0: Disable Trigger Mode
794 794  
795 795  
796 -* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
809 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
797 797  
798 -(% class="box infomessage" %)
799 -(((
800 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
801 -)))
811 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
802 802  
803 803  
804 804  
815 +
805 805  ==== 3.4.2.5 Poll trigger settings ====
806 806  
807 807  Poll trigger settings,
808 808  
809 -* (% style="color:#037691" %)AT Command:
820 +* (% style="color:#037691" %)**AT Command:**
810 810  
811 811  There is no AT Command for this feature.
812 812  
813 813  
814 -* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
825 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
815 815  
816 -(% class="box infomessage" %)
817 -(((
818 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
819 -)))
827 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
820 820  
821 821  
822 822  
831 +
823 823  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
824 824  
825 825  Enable Disable DI1/DI2/DI2 as trigger,
826 826  
827 -* (% style="color:#037691" %)AT Command:
836 +* (% style="color:#037691" %)**AT Command:**
828 828  
829 829  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
830 830  
... ... @@ -833,7 +833,7 @@
833 833  
834 834  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
835 835  
836 -* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
845 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
837 837  
838 838  **0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
839 839  
... ... @@ -844,7 +844,7 @@
844 844  
845 845  Set DI1 or DI3(for LT-33222-L) trigger.
846 846  
847 -* (% style="color:#037691" %)AT Command:
856 +* (% style="color:#037691" %)**AT Command:**
848 848  
849 849  **AT+TRIG1=a,b**
850 850  
... ... @@ -861,7 +861,6 @@
861 861  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
862 862  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
863 863  
864 -
865 865  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
866 866  
867 867  Set DI2 trigger.
... ... @@ -922,11 +922,11 @@
922 922  
923 923  ==== 3.4.2.11 Trigger – Set minimum interval ====
924 924  
925 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
933 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
926 926  
927 927  * (% style="color:#037691" %)**AT Command**
928 928  
929 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
937 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
930 930  
931 931  
932 932  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
... ... @@ -933,9 +933,15 @@
933 933  
934 934  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
935 935  
944 +(((
945 +
936 936  
947 +(% style="color:red" %)Note: ATDC setting must be more than 5min
948 +)))
937 937  
938 938  
951 +
952 +
939 939  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
940 940  
941 941  * (% style="color:#037691" %)**AT Command**
... ... @@ -1087,7 +1087,7 @@
1087 1087  
1088 1088  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1089 1089  
1090 -[[image:image-20220524093831-10.png]]
1104 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1091 1091  
1092 1092  
1093 1093  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1097,21 +1097,21 @@
1097 1097  
1098 1098  **Example payload:**
1099 1099  
1100 -**~1. 05 01 11 07 D0**
1114 +**~1. 05 01 11 07 D**
1101 1101  
1102 -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.
1103 1103  
1104 1104  **2. 05 01 10 07 D0**
1105 1105  
1106 -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.
1107 1107  
1108 1108  **3. 05 00 01 07 D0**
1109 1109  
1110 -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.
1111 1111  
1112 1112  **4. 05 00 00 07 D0**
1113 1113  
1114 -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.
1115 1115  
1116 1116  
1117 1117  
... ... @@ -1136,7 +1136,7 @@
1136 1136  
1137 1137  * (% style="color:#037691" %)**AT Command:**
1138 1138  
1139 -(% style="color:#037691" %)**​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1153 +**AT+SETCNT=aa,(bb cc dd ee) **
1140 1140  
1141 1141  aa: 1: Set count1,
1142 1142  
... ... @@ -1160,7 +1160,7 @@
1160 1160  
1161 1161  * (% style="color:#037691" %)**AT Command:**
1162 1162  
1163 -(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1177 +**AT+CLRCOUNT ** ~/~/ clear all counting
1164 1164  
1165 1165  
1166 1166  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
... ... @@ -1201,12 +1201,11 @@
1201 1201  (% 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:
1202 1202  )))
1203 1203  
1204 -[[image:1653356737703-362.png||height="232" width="732"]]
1218 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1205 1205  
1206 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1207 1207  
1208 1208  
1209 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1222 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1210 1210  
1211 1211  
1212 1212  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1418,6 +1418,7 @@
1418 1418  [[image:image-20220524100748-11.png]]
1419 1419  
1420 1420  
1434 +
1421 1421  = 4. Use AT Command =
1422 1422  
1423 1423  == 4.1 Access AT Command ==
... ... @@ -1620,8 +1620,6 @@
1620 1620  
1621 1621  (((
1622 1622  AT+CFG: Print all settings
1623 -
1624 -
1625 1625  )))
1626 1626  
1627 1627  
... ... @@ -1667,8 +1667,6 @@
1667 1667  
1668 1668  (((
1669 1669  (% style="background-color:#dcdcdc" %)ATZ
1670 -
1671 -
1672 1672  )))
1673 1673  
1674 1674  
... ... @@ -1781,7 +1781,7 @@
1781 1781  
1782 1782  
1783 1783  (% style="color:blue" %)**For LT-22222-L**(%%):
1784 -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.
1785 1785  )))
1786 1786  
1787 1787   [[image:image-20220524103407-12.png]]
... ... @@ -1875,6 +1875,8 @@
1875 1875  == 5.5 Can i use point to point communication for LT-22222-L? ==
1876 1876  
1877 1877  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1888 +
1889 +
1878 1878  )))
1879 1879  
1880 1880  (((
... ... @@ -1888,12 +1888,13 @@
1888 1888  
1889 1889  After restart, the status before power failure will be read from flash.
1890 1890  
1903 +
1891 1891  = 6. Trouble Shooting =
1892 1892  )))
1893 1893  
1894 1894  (((
1895 1895  (((
1896 -== 6.1 Downlink doesn’t work, how to solve it? ==
1909 +== 6.1 Downlink doesn't work, how to solve it? ==
1897 1897  )))
1898 1898  )))
1899 1899  
... ... @@ -1914,7 +1914,7 @@
1914 1914  (((
1915 1915  
1916 1916  
1917 -== 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? ==
1918 1918  )))
1919 1919  
1920 1920  (((
... ... @@ -1922,24 +1922,22 @@
1922 1922  )))
1923 1923  
1924 1924  
1925 -
1926 1926  = 7. Order Info =
1927 1927  
1928 1928  
1929 1929  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1930 1930  
1931 -
1932 1932  (% style="color:#4f81bd" %)**XXX:**
1933 1933  
1934 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1935 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1936 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1937 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1938 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1939 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1940 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1941 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1942 -* (% 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
1943 1943  
1944 1944  = 8. Packing Info =
1945 1945  
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