Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
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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 ... ... @@ -203,8 +203,6 @@ 203 203 * 1 x Counting Port 204 204 ))) 205 205 206 - 207 - 208 208 = 2. Power ON Device = 209 209 210 210 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. ... ... @@ -222,11 +222,11 @@ 222 222 == 3.1 How it works? == 223 223 224 224 ((( 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.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. 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.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. 230 230 ))) 231 231 232 232 ... ... @@ -278,13 +278,14 @@ 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 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 287 287 284 + 288 288 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 289 289 290 290 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -323,6 +323,7 @@ 323 323 * [1] RO1 relay channel is close and the RO1 LED is ON. 324 324 * [0] RO2 relay channel is open and RO2 LED is OFF; 325 325 323 + 326 326 **LT22222-L:** 327 327 328 328 * [1] DI2 channel is high input and DI2 LED is ON; ... ... @@ -338,6 +338,7 @@ 338 338 ** DO1 is high in case there is load between DO1 and V+. 339 339 ** DO1 LED is off in both case 340 340 339 + 341 341 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 342 342 343 343 ... ... @@ -411,6 +411,8 @@ 411 411 [[image:image-20220523181246-5.png]] 412 412 413 413 ((( 413 + 414 + 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 ))) 426 426 428 + 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 561 +* **AT+MOD=1 ** **~-~->** The normal working mode 562 +* **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 ... ... @@ -564,9 +564,9 @@ 564 564 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 565 565 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.** 566 566 567 - 568 568 (% style="color:#037691" %)**AT Command to set Trigger Condition**: 569 569 571 + 570 570 (% style="color:#4f81bd" %)**Trigger base on voltage**: 571 571 572 572 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> ... ... @@ -706,6 +706,7 @@ 706 706 707 707 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 708 708 711 + 709 709 === 3.4.1 Common Commands === 710 710 711 711 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]] ... ... @@ -714,6 +714,7 @@ 714 714 715 715 === 3.4.2 Sensor related commands === 716 716 720 + 717 717 ==== 3.4.2.1 Set Transmit Interval ==== 718 718 719 719 Set device uplink interval. ... ... @@ -747,7 +747,7 @@ 747 747 748 748 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 749 749 750 - (% style="color:#037691" %)****(%%)**0x0A aa ** ~/~/ Same as AT+MOD=aa754 +**0x0A aa ** ~/~/ Same as AT+MOD=aa 751 751 752 752 753 753 ... ... @@ -767,16 +767,14 @@ 767 767 768 768 769 769 774 + 770 770 ==== 3.4.2.4 Enable Trigger Mode ==== 771 771 772 772 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 773 773 774 -* (% style="color:#037691" %)AT Command: 779 +* (% style="color:#037691" %)**AT Command:** 775 775 776 -(% class="box infomessage" %) 777 -((( 778 778 **AT+ADDMOD6=1 or 0** 779 -))) 780 780 781 781 1: Enable Trigger Mode 782 782 ... ... @@ -783,38 +783,34 @@ 783 783 0: Disable Trigger Mode 784 784 785 785 786 -* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06): 788 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 787 787 788 -(% class="box infomessage" %) 789 -((( 790 -**0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** 791 -))) 790 +**0x0A 06 aa ** ~/~/ Same as AT+ADDMOD6=aa 792 792 793 793 794 794 794 + 795 795 ==== 3.4.2.5 Poll trigger settings ==== 796 796 797 797 Poll trigger settings, 798 798 799 -* (% style="color:#037691" %)AT Command: 799 +* (% style="color:#037691" %)**AT Command:** 800 800 801 801 There is no AT Command for this feature. 802 802 803 803 804 -* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06): 804 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 805 805 806 -(% class="box infomessage" %) 807 -((( 808 -**0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** 809 -))) 806 +**0xAB 06 **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command 810 810 811 811 812 812 810 + 813 813 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 814 814 815 815 Enable Disable DI1/DI2/DI2 as trigger, 816 816 817 -* (% style="color:#037691" %)AT Command: 815 +* (% style="color:#037691" %)**AT Command:** 818 818 819 819 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 820 820 ... ... @@ -823,7 +823,7 @@ 823 823 824 824 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 825 825 826 -* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02): 824 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 827 827 828 828 **0xAA 02 aa bb **~/~/ Same as AT+DTRI=aa,bb 829 829 ... ... @@ -834,7 +834,7 @@ 834 834 835 835 Set DI1 or DI3(for LT-33222-L) trigger. 836 836 837 -* (% style="color:#037691" %)AT Command: 835 +* (% style="color:#037691" %)**AT Command:** 838 838 839 839 **AT+TRIG1=a,b** 840 840 ... ... @@ -851,7 +851,6 @@ 851 851 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 852 852 * **0x09 01 aa bb cc ** ~/~/ same as AT+TRIG1=aa,0x(bb cc) 853 853 854 - 855 855 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 856 856 857 857 Set DI2 trigger. ... ... @@ -912,11 +912,11 @@ 912 912 913 913 ==== 3.4.2.11 Trigger – Set minimum interval ==== 914 914 915 -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. 916 916 917 917 * (% style="color:#037691" %)**AT Command** 918 918 919 -**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. 920 920 921 921 922 922 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** ... ... @@ -923,9 +923,15 @@ 923 923 924 924 **0x AC aa bb ** ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 925 925 923 +((( 924 + 926 926 926 +(% style="color:red" %)Note: ATDC setting must be more than 5min 927 +))) 927 927 928 928 930 + 931 + 929 929 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 930 930 931 931 * (% style="color:#037691" %)**AT Command** ... ... @@ -1126,7 +1126,7 @@ 1126 1126 1127 1127 * (% style="color:#037691" %)**AT Command:** 1128 1128 1129 - (% style="color:#037691" %)****(%%)**AT+SETCNT=aa,(bb cc dd ee) **1132 +**AT+SETCNT=aa,(bb cc dd ee) ** 1130 1130 1131 1131 aa: 1: Set count1, 1132 1132 ... ... @@ -1150,7 +1150,7 @@ 1150 1150 1151 1151 * (% style="color:#037691" %)**AT Command:** 1152 1152 1153 - (% style="color:#037691" %)(%%)**AT+CLRCOUNT ** ~/~/ clear all counting1156 +**AT+CLRCOUNT ** ~/~/ clear all counting 1154 1154 1155 1155 1156 1156 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** ... ... @@ -1408,6 +1408,7 @@ 1408 1408 [[image:image-20220524100748-11.png]] 1409 1409 1410 1410 1414 + 1411 1411 = 4. Use AT Command = 1412 1412 1413 1413 == 4.1 Access AT Command == ... ... @@ -1610,8 +1610,6 @@ 1610 1610 1611 1611 ((( 1612 1612 AT+CFG: Print all settings 1613 - 1614 - 1615 1615 ))) 1616 1616 1617 1617 ... ... @@ -1657,8 +1657,6 @@ 1657 1657 1658 1658 ((( 1659 1659 (% style="background-color:#dcdcdc" %)ATZ 1660 - 1661 - 1662 1662 ))) 1663 1663 1664 1664 ... ... @@ -1771,7 +1771,7 @@ 1771 1771 1772 1772 1773 1773 (% style="color:blue" %)**For LT-22222-L**(%%): 1774 -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. 1775 1775 ))) 1776 1776 1777 1777 [[image:image-20220524103407-12.png]] ... ... @@ -1865,6 +1865,8 @@ 1865 1865 == 5.5 Can i use point to point communication for LT-22222-L? == 1866 1866 1867 1867 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1868 + 1869 + 1868 1868 ))) 1869 1869 1870 1870 ((( ... ... @@ -1878,12 +1878,13 @@ 1878 1878 1879 1879 After restart, the status before power failure will be read from flash. 1880 1880 1883 + 1881 1881 = 6. Trouble Shooting = 1882 1882 ))) 1883 1883 1884 1884 ((( 1885 1885 ((( 1886 -== 6.1 Downlink doesn ’t work, how to solve it? ==1889 +== 6.1 Downlink doesn't work, how to solve it? == 1887 1887 ))) 1888 1888 ))) 1889 1889 ... ... @@ -1904,7 +1904,7 @@ 1904 1904 ((( 1905 1905 1906 1906 1907 -== 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? == 1908 1908 ))) 1909 1909 1910 1910 ((( ... ... @@ -1912,10 +1912,8 @@ 1912 1912 ))) 1913 1913 1914 1914 1915 - 1916 1916 = 7. Order Info = 1917 1917 1918 - 1919 1919 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1920 1920 1921 1921 ... ... @@ -1955,6 +1955,10 @@ 1955 1955 ))) 1956 1956 * ((( 1957 1957 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]] 1959 + 1960 + 1961 + 1962 + 1958 1958 ))) 1959 1959 1960 1960 = 10. Reference =