Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Mengting Qiu on 2025/06/04 18:42
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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 ... ... @@ -181,8 +181,6 @@ 181 181 * Firmware upgradable via program port 182 182 * Counting 183 183 184 - 185 - 186 186 == 1.4 Applications == 187 187 188 188 * Smart Buildings & Home Automation ... ... @@ -192,8 +192,6 @@ 192 192 * Smart Cities 193 193 * Smart Factory 194 194 195 - 196 - 197 197 == 1.5 Hardware Variants == 198 198 199 199 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -207,7 +207,6 @@ 207 207 * 1 x Counting Port 208 208 ))) 209 209 210 - 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 ... ... @@ -328,6 +328,8 @@ 328 328 * [1] RO1 relay channel is close and the RO1 LED is ON. 329 329 * [0] RO2 relay channel is open and RO2 LED is OFF; 330 330 324 + 325 + 331 331 **LT22222-L:** 332 332 333 333 * [1] DI2 channel is high input and DI2 LED is ON; ... ... @@ -394,24 +394,20 @@ 394 394 395 395 ((( 396 396 **For LT22222-L:** 397 -))) 398 398 399 -(% class="box infomessage" %) 400 -((( 401 -((( 402 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) ** 403 403 404 -**AT+TRIG1= 1,100(set DI1 port to trigger onhighlevel, valid signal is 100ms394 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (set DI1 port to trigger on low level, valid signal is 100ms) ** 405 405 406 -**AT+TRIG 2=0,100 (set DI2port to trigger onlowlevel, valid signal is 100ms) **396 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (set DI1 port to trigger on high level, valid signal is 100ms ) ** 407 407 408 -**AT+TRIG2= 1,100 (set DI2 port to trigger onhighlevel, valid signal is 100ms398 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (set DI2 port to trigger on low level, valid signal is 100ms) ** 409 409 410 -**AT+ SETCNT=1,60SetCOUNT1valueto60)**400 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (set DI2 port to trigger on high level, valid signal is 100ms ) ** 411 411 412 -**AT+SETCNT=2,60 (Set COUNT2 value to 60)** 402 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (Set COUNT1 value to 60)** 403 + 404 +(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** (Set COUNT2 value to 60)** 413 413 ))) 414 -))) 415 415 416 416 417 417 ... ... @@ -422,6 +422,8 @@ 422 422 [[image:image-20220523181246-5.png]] 423 423 424 424 ((( 416 + 417 + 425 425 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 426 426 ))) 427 427 ... ... @@ -435,6 +435,7 @@ 435 435 (% style="color:red" %)Note: DO3 is not valid for LT-22222-L. 436 436 ))) 437 437 431 + 438 438 ((( 439 439 **To use counting mode, please run:** 440 440 ))) ... ... @@ -503,22 +503,19 @@ 503 503 504 504 505 505 **Plus below command for AVI1 Counting:** 506 -))) 507 507 508 -(% class="box infomessage" %) 509 -((( 510 -((( 511 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 512 512 513 -(% style="color:blue" %)**AT+ VOLMAX=20000**(%%)**(IfAVI1voltagehigherthanVOLMAX(20000mV=20v), counterincrease1)**502 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 514 514 515 -(% style="color:blue" %)**AT+VOLMAX=20000 ,0**(%%)**lower than VOLMAX (20000mV =20v), counter increase 1)**504 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 516 516 517 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 506 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 507 + 508 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 518 518 ))) 519 -))) 520 520 521 521 512 + 522 522 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 523 523 524 524 ... ... @@ -570,8 +570,8 @@ 570 570 571 571 For example, if user has configured below commands: 572 572 573 -* **AT+MOD=1 ** **~-~->** The normal working mode 574 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 564 +* **AT+MOD=1 ** **~-~->** The normal working mode 565 +* **AT+ADDMOD6=1** **~-~->** Enable trigger 575 575 576 576 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 577 577 ... ... @@ -578,8 +578,10 @@ 578 578 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 579 579 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.** 580 580 572 + 581 581 (% style="color:#037691" %)**AT Command to set Trigger Condition**: 582 582 575 + 583 583 (% style="color:#4f81bd" %)**Trigger base on voltage**: 584 584 585 585 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> ... ... @@ -719,8 +719,6 @@ 719 719 720 720 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 721 721 722 - 723 - 724 724 === 3.4.1 Common Commands === 725 725 726 726 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]] ... ... @@ -735,23 +735,19 @@ 735 735 736 736 * (% style="color:#037691" %)**AT Command:** 737 737 738 -(% class="box infomessage" %) 739 -((( 740 740 **AT+TDC=N ** 741 -))) 742 742 731 + 743 743 **Example: **AT+TDC=30000. Means set interval to 30 seconds 744 744 745 745 746 746 * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 747 747 748 -(% class="box infomessage" %) 749 -((( 750 750 **0x01 aa bb cc ~/~/ Same as AT+TDC=0x(aa bb cc)** 751 -))) 752 752 753 753 754 754 741 + 755 755 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 756 756 757 757 Set work mode. ... ... @@ -758,36 +758,29 @@ 758 758 759 759 * (% style="color:#037691" %)**AT Command:** 760 760 761 -(% class="box infomessage" %) 762 -((( 763 763 **AT+MOD=N ** 764 -))) 765 765 750 + 766 766 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 767 767 768 768 769 769 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 770 770 771 -(% class="box infomessage" %) 772 -((( 773 -**0x0A aa ~/~/ Same as AT+MOD=aa** 774 -))) 756 +**0x0A aa ** ~/~/ Same as AT+MOD=aa 775 775 776 776 777 777 760 + 778 778 ==== 3.4.2.3 Poll an uplink ==== 779 779 780 -* (% style="color:#037691" %)AT Command: 763 +* (% style="color:#037691" %)**AT Command:** 781 781 782 782 There is no AT Command to poll uplink 783 783 784 784 785 -* (% style="color:#037691" %)Downlink Payload (prefix 0x08): 768 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 786 786 787 -(% class="box infomessage" %) 788 -((( 789 -**0x08 FF ~/~/ Poll an uplink,** 790 -))) 770 +**0x08 FF **~/~/ Poll an uplink 791 791 792 792 **Example**: 0x08FF, ask device to send an Uplink 793 793 ... ... @@ -797,12 +797,9 @@ 797 797 798 798 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 799 799 800 -* (% style="color:#037691" %)AT Command: 780 +* (% style="color:#037691" %)**AT Command:** 801 801 802 -(% class="box infomessage" %) 803 -((( 804 804 **AT+ADDMOD6=1 or 0** 805 -))) 806 806 807 807 1: Enable Trigger Mode 808 808 ... ... @@ -809,43 +809,36 @@ 809 809 0: Disable Trigger Mode 810 810 811 811 812 -* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06): 789 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 813 813 814 -(% class="box infomessage" %) 815 -((( 816 -**0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** 817 -))) 791 +**0x0A 06 aa ** ~/~/ Same as AT+ADDMOD6=aa 818 818 819 819 820 820 795 + 821 821 ==== 3.4.2.5 Poll trigger settings ==== 822 822 823 823 Poll trigger settings, 824 824 825 -* (% style="color:#037691" %)AT Command: 800 +* (% style="color:#037691" %)**AT Command:** 826 826 827 827 There is no AT Command for this feature. 828 828 829 829 830 -* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06): 805 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 831 831 832 -(% class="box infomessage" %) 833 -((( 834 -**0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** 835 -))) 807 +**0xAB 06 **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command 836 836 837 837 838 838 811 + 839 839 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 840 840 841 841 Enable Disable DI1/DI2/DI2 as trigger, 842 842 843 -* (% style="color:#037691" %)AT Command: 816 +* (% style="color:#037691" %)**AT Command:** 844 844 845 -(% class="box infomessage" %) 846 -((( 847 847 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 848 -))) 849 849 850 850 851 851 **Example:** ... ... @@ -852,20 +852,18 @@ 852 852 853 853 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 854 854 855 -* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02): 825 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 856 856 857 -(% class="box infomessage" %) 858 -((( 859 -**0xAA 02 aa bb ~/~/ Same as AT+DTRI=aa,bb** 860 -))) 827 +**0xAA 02 aa bb **~/~/ Same as AT+DTRI=aa,bb 861 861 862 862 863 863 831 + 864 864 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 865 865 866 866 Set DI1 or DI3(for LT-33222-L) trigger. 867 867 868 -* (% style="color:#037691" %)AT Command: 836 +* (% style="color:#037691" %)**AT Command:** 869 869 870 870 **AT+TRIG1=a,b** 871 871 ... ... @@ -880,11 +880,8 @@ 880 880 881 881 882 882 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 883 -* **0x09 01 aa bb cc 851 +* **0x09 01 aa bb cc ** ~/~/ same as AT+TRIG1=aa,0x(bb cc) 884 884 885 - 886 - 887 - 888 888 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 889 889 890 890 Set DI2 trigger. ... ... @@ -906,7 +906,7 @@ 906 906 907 907 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 908 908 909 -**0x09 02 aa bb cc 874 +**0x09 02 aa bb cc **~/~/ same as AT+TRIG1=aa,0x(bb cc) 910 910 911 911 912 912 ... ... @@ -922,7 +922,7 @@ 922 922 923 923 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 924 924 925 -**0x AA 01 aa bb cc dd ee ff gg hh 890 +**0x AA 01 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 926 926 927 927 928 928 ... ... @@ -938,7 +938,7 @@ 938 938 939 939 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 940 940 941 -**0x AA 00 aa bb cc dd ee ff gg hh 906 +**0x AA 00 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 942 942 943 943 944 944 ... ... @@ -945,20 +945,25 @@ 945 945 946 946 ==== 3.4.2.11 Trigger – Set minimum interval ==== 947 947 948 -Set AV and AC trigger minimum interval, system won ’t response to the second trigger within this set time after the first trigger.913 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger. 949 949 950 950 * (% style="color:#037691" %)**AT Command** 951 951 952 -**AT+ATDC=5 .Device won’t response the second trigger within 5 minute after the first trigger.**917 +**AT+ATDC=5 ** Device won't response the second trigger within 5 minute after the first trigger. 953 953 954 954 955 955 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 956 956 957 -**0x AC aa bb 922 +**0x AC aa bb ** ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 958 958 924 +((( 925 + 959 959 927 +(% style="color:red" %)Note: ATDC setting must be more than 5min 928 +))) 960 960 961 961 931 + 962 962 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 963 963 964 964 * (% style="color:#037691" %)**AT Command** ... ... @@ -969,7 +969,6 @@ 969 969 * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 970 970 * **0x02 aa bb cc **~/~/ Set DO1/DO2/DO3 output 971 971 972 - 973 973 ((( 974 974 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. 975 975 ))) ... ... @@ -1146,7 +1146,7 @@ 1146 1146 1147 1147 * (% style="color:#037691" %)**AT Command:** 1148 1148 1149 - (% style="color:#037691" %)****(%%)**AT+VOLMAX ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]1118 +**AT+VOLMAX ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1150 1150 1151 1151 1152 1152 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** ... ... @@ -1160,7 +1160,7 @@ 1160 1160 1161 1161 * (% style="color:#037691" %)**AT Command:** 1162 1162 1163 - (% style="color:#037691" %)****(%%)**AT+SETCNT=aa,(bb cc dd ee) **1132 +**AT+SETCNT=aa,(bb cc dd ee) ** 1164 1164 1165 1165 aa: 1: Set count1, 1166 1166 ... ... @@ -1184,7 +1184,7 @@ 1184 1184 1185 1185 * (% style="color:#037691" %)**AT Command:** 1186 1186 1187 - (% style="color:#037691" %)(%%)**AT+CLRCOUNT ** ~/~/ clear all counting1156 +**AT+CLRCOUNT ** ~/~/ clear all counting 1188 1188 1189 1189 1190 1190 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** ... ... @@ -1442,6 +1442,7 @@ 1442 1442 [[image:image-20220524100748-11.png]] 1443 1443 1444 1444 1414 + 1445 1445 = 4. Use AT Command = 1446 1446 1447 1447 == 4.1 Access AT Command == ... ... @@ -1644,8 +1644,6 @@ 1644 1644 1645 1645 ((( 1646 1646 AT+CFG: Print all settings 1647 - 1648 - 1649 1649 ))) 1650 1650 1651 1651 ... ... @@ -1691,8 +1691,6 @@ 1691 1691 1692 1692 ((( 1693 1693 (% style="background-color:#dcdcdc" %)ATZ 1694 - 1695 - 1696 1696 ))) 1697 1697 1698 1698 ... ... @@ -1899,6 +1899,8 @@ 1899 1899 == 5.5 Can i use point to point communication for LT-22222-L? == 1900 1900 1901 1901 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1868 + 1869 + 1902 1902 ))) 1903 1903 1904 1904 ((( ... ... @@ -1912,6 +1912,7 @@ 1912 1912 1913 1913 After restart, the status before power failure will be read from flash. 1914 1914 1883 + 1915 1915 = 6. Trouble Shooting = 1916 1916 ))) 1917 1917 ... ... @@ -1946,10 +1946,8 @@ 1946 1946 ))) 1947 1947 1948 1948 1949 - 1950 1950 = 7. Order Info = 1951 1951 1952 - 1953 1953 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1954 1954 1955 1955 ... ... @@ -1989,6 +1989,10 @@ 1989 1989 ))) 1990 1990 * ((( 1991 1991 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 + 1992 1992 ))) 1993 1993 1994 1994 = 10. Reference =