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. ... ... @@ -747,41 +747,34 @@ 747 747 748 748 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 749 749 750 -(% class="box infomessage" %) 751 -((( 752 -**0x0A aa ~/~/ Same as AT+MOD=aa** 753 -))) 754 +**0x0A aa ** ~/~/ Same as AT+MOD=aa 754 754 755 755 756 756 758 + 757 757 ==== 3.4.2.3 Poll an uplink ==== 758 758 759 -* (% style="color:#037691" %)AT Command: 761 +* (% style="color:#037691" %)**AT Command:** 760 760 761 761 There is no AT Command to poll uplink 762 762 763 763 764 -* (% style="color:#037691" %)Downlink Payload (prefix 0x08): 766 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 765 765 766 -(% class="box infomessage" %) 767 -((( 768 -**0x08 FF ~/~/ Poll an uplink,** 769 -))) 768 +**0x08 FF **~/~/ Poll an uplink 770 770 771 771 **Example**: 0x08FF, ask device to send an Uplink 772 772 773 773 774 774 774 + 775 775 ==== 3.4.2.4 Enable Trigger Mode ==== 776 776 777 777 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 778 778 779 -* (% style="color:#037691" %)AT Command: 779 +* (% style="color:#037691" %)**AT Command:** 780 780 781 -(% class="box infomessage" %) 782 -((( 783 783 **AT+ADDMOD6=1 or 0** 784 -))) 785 785 786 786 1: Enable Trigger Mode 787 787 ... ... @@ -788,38 +788,34 @@ 788 788 0: Disable Trigger Mode 789 789 790 790 791 -* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06): 788 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 792 792 793 -(% class="box infomessage" %) 794 -((( 795 -**0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** 796 -))) 790 +**0x0A 06 aa ** ~/~/ Same as AT+ADDMOD6=aa 797 797 798 798 799 799 794 + 800 800 ==== 3.4.2.5 Poll trigger settings ==== 801 801 802 802 Poll trigger settings, 803 803 804 -* (% style="color:#037691" %)AT Command: 799 +* (% style="color:#037691" %)**AT Command:** 805 805 806 806 There is no AT Command for this feature. 807 807 808 808 809 -* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06): 804 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 810 810 811 -(% class="box infomessage" %) 812 -((( 813 -**0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** 814 -))) 806 +**0xAB 06 **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command 815 815 816 816 817 817 810 + 818 818 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 819 819 820 820 Enable Disable DI1/DI2/DI2 as trigger, 821 821 822 -* (% style="color:#037691" %)AT Command: 815 +* (% style="color:#037691" %)**AT Command:** 823 823 824 824 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 825 825 ... ... @@ -828,7 +828,7 @@ 828 828 829 829 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 830 830 831 -* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02): 824 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 832 832 833 833 **0xAA 02 aa bb **~/~/ Same as AT+DTRI=aa,bb 834 834 ... ... @@ -839,7 +839,7 @@ 839 839 840 840 Set DI1 or DI3(for LT-33222-L) trigger. 841 841 842 -* (% style="color:#037691" %)AT Command: 835 +* (% style="color:#037691" %)**AT Command:** 843 843 844 844 **AT+TRIG1=a,b** 845 845 ... ... @@ -856,7 +856,6 @@ 856 856 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 857 857 * **0x09 01 aa bb cc ** ~/~/ same as AT+TRIG1=aa,0x(bb cc) 858 858 859 - 860 860 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 861 861 862 862 Set DI2 trigger. ... ... @@ -917,11 +917,11 @@ 917 917 918 918 ==== 3.4.2.11 Trigger – Set minimum interval ==== 919 919 920 -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. 921 921 922 922 * (% style="color:#037691" %)**AT Command** 923 923 924 -**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. 925 925 926 926 927 927 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** ... ... @@ -928,9 +928,15 @@ 928 928 929 929 **0x AC aa bb ** ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 930 930 923 +((( 924 + 931 931 926 +(% style="color:red" %)Note: ATDC setting must be more than 5min 927 +))) 932 932 933 933 930 + 931 + 934 934 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 935 935 936 936 * (% style="color:#037691" %)**AT Command** ... ... @@ -1131,7 +1131,7 @@ 1131 1131 1132 1132 * (% style="color:#037691" %)**AT Command:** 1133 1133 1134 - (% style="color:#037691" %)****(%%)**AT+SETCNT=aa,(bb cc dd ee) **1132 +**AT+SETCNT=aa,(bb cc dd ee) ** 1135 1135 1136 1136 aa: 1: Set count1, 1137 1137 ... ... @@ -1155,7 +1155,7 @@ 1155 1155 1156 1156 * (% style="color:#037691" %)**AT Command:** 1157 1157 1158 - (% style="color:#037691" %)(%%)**AT+CLRCOUNT ** ~/~/ clear all counting1156 +**AT+CLRCOUNT ** ~/~/ clear all counting 1159 1159 1160 1160 1161 1161 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** ... ... @@ -1413,6 +1413,7 @@ 1413 1413 [[image:image-20220524100748-11.png]] 1414 1414 1415 1415 1414 + 1416 1416 = 4. Use AT Command = 1417 1417 1418 1418 == 4.1 Access AT Command == ... ... @@ -1615,8 +1615,6 @@ 1615 1615 1616 1616 ((( 1617 1617 AT+CFG: Print all settings 1618 - 1619 - 1620 1620 ))) 1621 1621 1622 1622 ... ... @@ -1662,8 +1662,6 @@ 1662 1662 1663 1663 ((( 1664 1664 (% style="background-color:#dcdcdc" %)ATZ 1665 - 1666 - 1667 1667 ))) 1668 1668 1669 1669 ... ... @@ -1776,7 +1776,7 @@ 1776 1776 1777 1777 1778 1778 (% style="color:blue" %)**For LT-22222-L**(%%): 1779 -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. 1780 1780 ))) 1781 1781 1782 1782 [[image:image-20220524103407-12.png]] ... ... @@ -1870,6 +1870,8 @@ 1870 1870 == 5.5 Can i use point to point communication for LT-22222-L? == 1871 1871 1872 1872 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1868 + 1869 + 1873 1873 ))) 1874 1874 1875 1875 ((( ... ... @@ -1883,12 +1883,13 @@ 1883 1883 1884 1884 After restart, the status before power failure will be read from flash. 1885 1885 1883 + 1886 1886 = 6. Trouble Shooting = 1887 1887 ))) 1888 1888 1889 1889 ((( 1890 1890 ((( 1891 -== 6.1 Downlink doesn ’t work, how to solve it? ==1889 +== 6.1 Downlink doesn't work, how to solve it? == 1892 1892 ))) 1893 1893 ))) 1894 1894 ... ... @@ -1909,7 +1909,7 @@ 1909 1909 ((( 1910 1910 1911 1911 1912 -== 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? == 1913 1913 ))) 1914 1914 1915 1915 ((( ... ... @@ -1917,10 +1917,8 @@ 1917 1917 ))) 1918 1918 1919 1919 1920 - 1921 1921 = 7. Order Info = 1922 1922 1923 - 1924 1924 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1925 1925 1926 1926 ... ... @@ -1960,6 +1960,10 @@ 1960 1960 ))) 1961 1961 * ((( 1962 1962 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 + 1963 1963 ))) 1964 1964 1965 1965 = 10. Reference =