Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 82.26 >
edited by Xiaoling
on 2022/06/20 12:00
To version < 83.13 >
edited by Xiaoling
on 2022/06/29 17:56
>
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... ... @@ -1,7 +1,6 @@
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:**
... ... @@ -167,7 +167,6 @@
167 167  Packet engine up to 256 bytes with CRC.
168 168  
169 169  
170 -
171 171  
172 172  )))
173 173  
... ... @@ -181,7 +181,6 @@
181 181  * Firmware upgradable via program port
182 182  * Counting
183 183  
184 -
185 185  == 1.4  Applications ==
186 186  
187 187  * Smart Buildings & Home Automation
... ... @@ -191,7 +191,6 @@
191 191  * Smart Cities
192 192  * Smart Factory
193 193  
194 -
195 195  == 1.5 Hardware Variants ==
196 196  
197 197  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -205,9 +205,6 @@
205 205  * 1 x Counting Port
206 206  )))
207 207  
208 -
209 -
210 -
211 211  = 2. Power ON Device =
212 212  
213 213  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.
... ... @@ -225,11 +225,11 @@
225 225  == 3.1 How it works? ==
226 226  
227 227  (((
228 -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. 
229 229  )))
230 230  
231 231  (((
232 -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.
233 233  )))
234 234  
235 235  
... ... @@ -281,12 +281,12 @@
281 281  
282 282  There are five working modes + one interrupt mode on LT for different type application:
283 283  
284 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
285 -* **MOD2**: Double DI Counting + DO + RO
286 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
287 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
288 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
289 -* **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
290 290  
291 291  
292 292  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
... ... @@ -327,6 +327,7 @@
327 327  * [1] RO1 relay channel is close and the RO1 LED is ON.
328 328  * [0] RO2 relay channel is open and RO2 LED is OFF;
329 329  
323 +
330 330  **LT22222-L:**
331 331  
332 332  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -394,17 +394,17 @@
394 394  **For LT22222-L:**
395 395  
396 396  
397 -**AT+TRIG1=0,100  (set DI1 port to trigger on low level, valid signal is 100ms) **
391 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
398 398  
399 -**AT+TRIG1=1,100  (set DI1 port to trigger on high level, valid signal is 100ms ) **
393 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
400 400  
401 -**AT+TRIG2=0,100  (set DI2 port to trigger on low level, valid signal is 100ms) **
395 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
402 402  
403 -**AT+TRIG2=1,100  (set DI2 port to trigger on high level, valid signal is 100ms ) **
397 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
404 404  
405 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
399 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
406 406  
407 -**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
401 +(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set COUNT2 value to 60)**
408 408  )))
409 409  
410 410  
... ... @@ -416,6 +416,8 @@
416 416  [[image:image-20220523181246-5.png]]
417 417  
418 418  (((
413 +
414 +
419 419  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
420 420  )))
421 421  
... ... @@ -429,6 +429,7 @@
429 429  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
430 430  )))
431 431  
428 +
432 432  (((
433 433  **To use counting mode, please run:**
434 434  )))
... ... @@ -561,8 +561,8 @@
561 561  
562 562  For example, if user has configured below commands:
563 563  
564 -* **AT+MOD=1 ** **~-~->** The normal working mode
565 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
561 +* **AT+MOD=1 ** **~-~->**  The normal working mode
562 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
566 566  
567 567  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
568 568  
... ... @@ -569,9 +569,9 @@
569 569  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
570 570  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.**
571 571  
572 -
573 573  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
574 574  
571 +
575 575  (% style="color:#4f81bd" %)**Trigger base on voltage**:
576 576  
577 577  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -720,6 +720,7 @@
720 720  
721 721  === 3.4.2 Sensor related commands ===
722 722  
720 +
723 723  ==== 3.4.2.1 Set Transmit Interval ====
724 724  
725 725  Set device uplink interval.
... ... @@ -726,23 +726,19 @@
726 726  
727 727  * (% style="color:#037691" %)**AT Command:**
728 728  
729 -(% class="box infomessage" %)
730 -(((
731 731  **AT+TDC=N **
732 -)))
733 733  
729 +
734 734  **Example: **AT+TDC=30000. Means set interval to 30 seconds
735 735  
736 736  
737 737  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
738 738  
739 -(% class="box infomessage" %)
740 -(((
741 741  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
742 -)))
743 743  
744 744  
745 745  
739 +
746 746  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
747 747  
748 748  Set work mode.
... ... @@ -749,51 +749,42 @@
749 749  
750 750  * (% style="color:#037691" %)**AT Command:**
751 751  
752 -(% class="box infomessage" %)
753 -(((
754 754  **AT+MOD=N  **
755 -)))
756 756  
748 +
757 757  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
758 758  
759 759  
760 760  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
761 761  
762 -(% class="box infomessage" %)
763 -(((
764 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
765 -)))
754 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
766 766  
767 767  
768 768  
758 +
769 769  ==== 3.4.2.3 Poll an uplink ====
770 770  
771 -* (% style="color:#037691" %)AT Command:
761 +* (% style="color:#037691" %)**AT Command:**
772 772  
773 773  There is no AT Command to poll uplink
774 774  
775 775  
776 -* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
766 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
777 777  
778 -(% class="box infomessage" %)
779 -(((
780 -**0x08 FF     ~/~/ Poll an uplink,**
781 -)))
768 +**0x08 FF     **~/~/ Poll an uplink
782 782  
783 783  **Example**: 0x08FF, ask device to send an Uplink
784 784  
785 785  
786 786  
774 +
787 787  ==== 3.4.2.4 Enable Trigger Mode ====
788 788  
789 789  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
790 790  
791 -* (% style="color:#037691" %)AT Command:
779 +* (% style="color:#037691" %)**AT Command:**
792 792  
793 -(% class="box infomessage" %)
794 -(((
795 795  **AT+ADDMOD6=1 or 0**
796 -)))
797 797  
798 798  1: Enable Trigger Mode
799 799  
... ... @@ -800,38 +800,34 @@
800 800  0: Disable Trigger Mode
801 801  
802 802  
803 -* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
788 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
804 804  
805 -(% class="box infomessage" %)
806 -(((
807 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
808 -)))
790 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
809 809  
810 810  
811 811  
794 +
812 812  ==== 3.4.2.5 Poll trigger settings ====
813 813  
814 814  Poll trigger settings,
815 815  
816 -* (% style="color:#037691" %)AT Command:
799 +* (% style="color:#037691" %)**AT Command:**
817 817  
818 818  There is no AT Command for this feature.
819 819  
820 820  
821 -* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
804 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
822 822  
823 -(% class="box infomessage" %)
824 -(((
825 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
826 -)))
806 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
827 827  
828 828  
829 829  
810 +
830 830  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
831 831  
832 832  Enable Disable DI1/DI2/DI2 as trigger,
833 833  
834 -* (% style="color:#037691" %)AT Command:
815 +* (% style="color:#037691" %)**AT Command:**
835 835  
836 836  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
837 837  
... ... @@ -840,7 +840,7 @@
840 840  
841 841  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
842 842  
843 -* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
824 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
844 844  
845 845  **0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
846 846  
... ... @@ -851,7 +851,7 @@
851 851  
852 852  Set DI1 or DI3(for LT-33222-L) trigger.
853 853  
854 -* (% style="color:#037691" %)AT Command:
835 +* (% style="color:#037691" %)**AT Command:**
855 855  
856 856  **AT+TRIG1=a,b**
857 857  
... ... @@ -868,8 +868,6 @@
868 868  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
869 869  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
870 870  
871 -
872 -
873 873  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
874 874  
875 875  Set DI2 trigger.
... ... @@ -930,11 +930,11 @@
930 930  
931 931  ==== 3.4.2.11 Trigger – Set minimum interval ====
932 932  
933 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
912 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
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.**
916 +**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 )**
... ... @@ -941,9 +941,15 @@
941 941  
942 942  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
943 943  
923 +(((
924 +
944 944  
926 +(% style="color:red" %)Note: ATDC setting must be more than 5min
927 +)))
945 945  
946 946  
930 +
931 +
947 947  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
948 948  
949 949  * (% style="color:#037691" %)**AT Command**
... ... @@ -1144,7 +1144,7 @@
1144 1144  
1145 1145  * (% style="color:#037691" %)**AT Command:**
1146 1146  
1147 -(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1132 +**AT+SETCNT=aa,(bb cc dd ee) **
1148 1148  
1149 1149  aa: 1: Set count1,
1150 1150  
... ... @@ -1168,7 +1168,7 @@
1168 1168  
1169 1169  * (% style="color:#037691" %)**AT Command:**
1170 1170  
1171 -(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1156 +**AT+CLRCOUNT ** ~/~/ clear all counting
1172 1172  
1173 1173  
1174 1174  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
... ... @@ -1426,6 +1426,7 @@
1426 1426  [[image:image-20220524100748-11.png]]
1427 1427  
1428 1428  
1414 +
1429 1429  = 4. Use AT Command =
1430 1430  
1431 1431  == 4.1 Access AT Command ==
... ... @@ -1628,8 +1628,6 @@
1628 1628  
1629 1629  (((
1630 1630  AT+CFG: Print all settings
1631 -
1632 -
1633 1633  )))
1634 1634  
1635 1635  
... ... @@ -1675,8 +1675,6 @@
1675 1675  
1676 1676  (((
1677 1677  (% style="background-color:#dcdcdc" %)ATZ
1678 -
1679 -
1680 1680  )))
1681 1681  
1682 1682  
... ... @@ -1789,7 +1789,7 @@
1789 1789  
1790 1790  
1791 1791  (% style="color:blue" %)**For LT-22222-L**(%%):
1792 -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.
1774 +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.
1793 1793  )))
1794 1794  
1795 1795   [[image:image-20220524103407-12.png]]
... ... @@ -1883,6 +1883,8 @@
1883 1883  == 5.5 Can i use point to point communication for LT-22222-L? ==
1884 1884  
1885 1885  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1868 +
1869 +
1886 1886  )))
1887 1887  
1888 1888  (((
... ... @@ -1896,12 +1896,13 @@
1896 1896  
1897 1897  After restart, the status before power failure will be read from flash.
1898 1898  
1883 +
1899 1899  = 6. Trouble Shooting =
1900 1900  )))
1901 1901  
1902 1902  (((
1903 1903  (((
1904 -== 6.1 Downlink doesn’t work, how to solve it? ==
1889 +== 6.1 Downlink doesn't work, how to solve it? ==
1905 1905  )))
1906 1906  )))
1907 1907  
... ... @@ -1922,7 +1922,7 @@
1922 1922  (((
1923 1923  
1924 1924  
1925 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1910 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1926 1926  )))
1927 1927  
1928 1928  (((
... ... @@ -1930,25 +1930,28 @@
1930 1930  )))
1931 1931  
1932 1932  
1933 -
1934 1934  = 7. Order Info =
1935 1935  
1936 1936  
1937 1937  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1938 1938  
1939 -
1940 1940  (% style="color:#4f81bd" %)**XXX:**
1941 1941  
1942 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1943 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1944 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1945 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1946 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1947 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1948 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1949 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1950 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1925 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433
1926 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868
1927 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920
1928 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470
1929 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923
1930 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915
1931 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915
1932 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865
1933 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779
1951 1951  
1935 +
1936 +
1937 +
1938 +
1939 +
1952 1952  = 8. Packing Info =
1953 1953  
1954 1954  
... ... @@ -1966,6 +1966,11 @@
1966 1966  * Package Size / pcs : 14.5 x 8 x 5 cm
1967 1967  * Weight / pcs : 170g
1968 1968  
1957 +
1958 +
1959 +
1960 +
1961 +
1969 1969  = 9. Support =
1970 1970  
1971 1971  * (((
... ... @@ -1975,6 +1975,11 @@
1975 1975  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]]
1976 1976  )))
1977 1977  
1971 +
1972 +
1973 +
1974 +
1975 +
1978 1978  = 10. Reference​​​​​ =
1979 1979  
1980 1980  * 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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