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:** ... ... @@ -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 ... ... @@ -183,9 +183,9 @@ 183 183 184 184 185 185 186 - 187 187 == 1.4 Applications == 188 188 190 + 189 189 * Smart Buildings & Home Automation 190 190 * Logistics and Supply Chain Management 191 191 * Smart Metering ... ... @@ -195,9 +195,9 @@ 195 195 196 196 197 197 198 - 199 199 == 1.5 Hardware Variants == 200 200 202 + 201 201 (% border="1" style="background-color:#f7faff; width:500px" %) 202 202 |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description** 203 203 |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)((( ... ... @@ -212,6 +212,7 @@ 212 212 213 213 = 2. Power ON Device = 214 214 217 + 215 215 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. 216 216 217 217 ((( ... ... @@ -226,19 +226,24 @@ 226 226 227 227 == 3.1 How it works? == 228 228 232 + 229 229 ((( 230 -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.234 +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. 231 231 ))) 232 232 233 233 ((( 234 -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.238 +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. 235 235 ))) 236 236 237 237 242 + 238 238 == 3.2 Example to join LoRaWAN network == 239 239 245 + 240 240 ((( 241 241 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. 248 + 249 + 242 242 ))) 243 243 244 244 [[image:image-20220523172350-1.png||height="266" width="864"]] ... ... @@ -246,6 +246,8 @@ 246 246 247 247 ((( 248 248 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: 257 + 258 + 249 249 ))) 250 250 251 251 ((( ... ... @@ -271,6 +271,7 @@ 271 271 [[image:1653298023685-319.png]] 272 272 273 273 284 + 274 274 ((( 275 275 (% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel. 276 276 ))) ... ... @@ -281,17 +281,21 @@ 281 281 282 282 == 3.3 Uplink Payload == 283 283 295 + 284 284 There are five working modes + one interrupt mode on LT for different type application: 285 285 286 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO 287 -* **MOD2**: Double DI Counting + DO + RO 288 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO 289 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO 290 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 291 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 298 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 299 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 300 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO 301 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO 302 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 303 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 292 292 305 + 306 + 293 293 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 294 294 309 + 295 295 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. 296 296 297 297 [[image:image-20220523174024-3.png]] ... ... @@ -343,6 +343,8 @@ 343 343 ** DO1 is high in case there is load between DO1 and V+. 344 344 ** DO1 LED is off in both case 345 345 361 + 362 + 346 346 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 347 347 348 348 ... ... @@ -379,12 +379,7 @@ 379 379 ((( 380 380 ((( 381 381 **AT+MOD=2** 382 -))) 383 -))) 384 384 385 -(% class="box infomessage" %) 386 -((( 387 -((( 388 388 **ATZ** 389 389 ))) 390 390 ))) ... ... @@ -397,59 +397,33 @@ 397 397 398 398 ((( 399 399 **For LT22222-L:** 400 -))) 401 401 402 -(% class="box infomessage" %) 403 -((( 404 -((( 405 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) ** 406 -))) 407 -))) 408 408 409 -(% class="box infomessage" %) 410 -((( 411 -((( 412 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) ** 413 -))) 414 -))) 414 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (set DI1 port to trigger on low level, valid signal is 100ms) ** 415 415 416 -(% class="box infomessage" %) 417 -((( 418 -((( 419 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) ** 420 -))) 421 -))) 416 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (set DI1 port to trigger on high level, valid signal is 100ms ) ** 422 422 423 -(% class="box infomessage" %) 424 -((( 425 -((( 426 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) ** 427 -))) 428 -))) 418 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (set DI2 port to trigger on low level, valid signal is 100ms) ** 429 429 430 -(% class="box infomessage" %) 431 -((( 432 -((( 433 -**AT+SETCNT=1,60 (Set COUNT1 value to 60)** 434 -))) 435 -))) 420 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (set DI2 port to trigger on high level, valid signal is 100ms ) ** 436 436 437 -(% class="box infomessage" %) 438 -((( 439 -((( 440 -**AT+SETCNT=2,60 (Set COUNT2 value to 60)** 422 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (Set COUNT1 value to 60)** 423 + 424 +(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** (Set COUNT2 value to 60)** 441 441 ))) 442 -))) 443 443 444 444 445 445 446 446 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 447 447 431 + 448 448 **LT22222-L**: This mode the DI1 is used as a counting pin. 449 449 450 450 [[image:image-20220523181246-5.png]] 451 451 452 452 ((( 437 + 438 + 453 453 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 454 454 ))) 455 455 ... ... @@ -463,6 +463,7 @@ 463 463 (% style="color:red" %)Note: DO3 is not valid for LT-22222-L. 464 464 ))) 465 465 452 + 466 466 ((( 467 467 **To use counting mode, please run:** 468 468 ))) ... ... @@ -471,12 +471,7 @@ 471 471 ((( 472 472 ((( 473 473 **AT+MOD=3** 474 -))) 475 -))) 476 476 477 -(% class="box infomessage" %) 478 -((( 479 -((( 480 480 **ATZ** 481 481 ))) 482 482 ))) ... ... @@ -521,20 +521,13 @@ 521 521 ((( 522 522 ((( 523 523 **AT+MOD=4** 524 -))) 525 -))) 526 526 527 -(% class="box infomessage" %) 528 -((( 529 -((( 530 530 **ATZ** 531 531 ))) 532 532 ))) 533 533 534 -((( 535 - 536 -))) 537 537 512 + 538 538 ((( 539 539 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 540 540 ))) ... ... @@ -543,35 +543,16 @@ 543 543 544 544 545 545 **Plus below command for AVI1 Counting:** 546 -))) 547 547 548 -(% class="box infomessage" %) 549 -((( 550 -((( 551 -**AT+SETCNT=3,60 (set AVI Count to 60)** 552 -))) 553 -))) 554 554 555 -(% class="box infomessage" %) 556 -((( 557 -((( 558 -**AT+VOLMAX=20000 (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 559 -))) 560 -))) 523 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 561 561 562 -(% class="box infomessage" %) 563 -((( 564 -((( 565 -**AT+VOLMAX=20000,0 (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 566 -))) 567 -))) 525 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 568 568 569 -(% class="box infomessage" %) 570 -((( 571 -((( 572 -**AT+VOLMAX=20000,1 (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 527 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 528 + 529 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 573 573 ))) 574 -))) 575 575 576 576 577 577 ... ... @@ -608,12 +608,7 @@ 608 608 ((( 609 609 ((( 610 610 **AT+MOD=5** 611 -))) 612 -))) 613 613 614 -(% class="box infomessage" %) 615 -((( 616 -((( 617 617 **ATZ** 618 618 ))) 619 619 ))) ... ... @@ -631,8 +631,8 @@ 631 631 632 632 For example, if user has configured below commands: 633 633 634 -* **AT+MOD=1 ** **~-~->** The normal working mode 635 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 585 +* **AT+MOD=1 ** **~-~->** The normal working mode 586 +* **AT+ADDMOD6=1** **~-~->** Enable trigger 636 636 637 637 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 638 638 ... ... @@ -639,8 +639,9 @@ 639 639 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 640 640 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.** 641 641 642 -**AT Command to set Trigger Condition**: 593 +(% style="color:#037691" %)**AT Command to set Trigger Condition**: 643 643 595 + 644 644 (% style="color:#4f81bd" %)**Trigger base on voltage**: 645 645 646 646 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> ... ... @@ -675,7 +675,7 @@ 675 675 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 676 676 677 677 678 -**Downlink Command to set Trigger Condition:** 630 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:** 679 679 680 680 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 681 681 ... ... @@ -762,14 +762,14 @@ 762 762 ((( 763 763 764 764 765 -**Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]] 766 - 767 - 717 +**Decoder for TTN/loraserver/ChirpStack**: [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]] 768 768 ))) 769 769 770 770 721 + 771 771 == 3.4 Configure LT via AT or Downlink == 772 772 724 + 773 773 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands 774 774 775 775 ((( ... ... @@ -780,8 +780,12 @@ 780 780 781 781 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 782 782 735 + 736 + 737 + 783 783 === 3.4.1 Common Commands === 784 784 740 + 785 785 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]] 786 786 787 787 ... ... @@ -788,80 +788,72 @@ 788 788 789 789 === 3.4.2 Sensor related commands === 790 790 747 + 791 791 ==== 3.4.2.1 Set Transmit Interval ==== 792 792 750 + 793 793 Set device uplink interval. 794 794 795 -* AT Command: 753 +* (% style="color:#037691" %)**AT Command:** 796 796 797 -(% class="box infomessage" %) 798 -((( 799 799 **AT+TDC=N ** 800 -))) 801 801 757 + 802 802 **Example: **AT+TDC=30000. Means set interval to 30 seconds 803 803 804 804 805 -* Downlink Payload (prefix 0x01): 761 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 806 806 807 -(% class="box infomessage" %) 808 -((( 809 809 **0x01 aa bb cc ~/~/ Same as AT+TDC=0x(aa bb cc)** 810 -))) 811 811 812 812 813 813 767 + 814 814 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 815 815 770 + 816 816 Set work mode. 817 817 818 -* AT Command: 773 +* (% style="color:#037691" %)**AT Command:** 819 819 820 -(% class="box infomessage" %) 821 -((( 822 822 **AT+MOD=N ** 823 -))) 824 824 777 + 825 825 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 826 826 827 827 828 -* Downlink Payload (prefix 0x0A): 781 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 829 829 830 -(% class="box infomessage" %) 831 -((( 832 -**0x0A aa ~/~/ Same as AT+MOD=aa** 833 -))) 783 +**0x0A aa ** ~/~/ Same as AT+MOD=aa 834 834 835 835 836 836 787 + 837 837 ==== 3.4.2.3 Poll an uplink ==== 838 838 839 -* AT Command: 840 840 791 +* (% style="color:#037691" %)**AT Command:** 792 + 841 841 There is no AT Command to poll uplink 842 842 843 843 844 -* Downlink Payload (prefix 0x08): 796 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 845 845 846 -(% class="box infomessage" %) 847 -((( 848 -**0x08 FF ~/~/ Poll an uplink,** 849 -))) 798 +**0x08 FF **~/~/ Poll an uplink 850 850 851 851 **Example**: 0x08FF, ask device to send an Uplink 852 852 853 853 854 854 804 + 855 855 ==== 3.4.2.4 Enable Trigger Mode ==== 856 856 807 + 857 857 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 858 858 859 -* AT Command: 810 +* (% style="color:#037691" %)**AT Command:** 860 860 861 -(% class="box infomessage" %) 862 -((( 863 863 **AT+ADDMOD6=1 or 0** 864 -))) 865 865 866 866 1: Enable Trigger Mode 867 867 ... ... @@ -868,43 +868,38 @@ 868 868 0: Disable Trigger Mode 869 869 870 870 871 -* Downlink Payload (prefix 0x0A 06): 819 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 872 872 873 -(% class="box infomessage" %) 874 -((( 875 -**0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** 876 -))) 821 +**0x0A 06 aa ** ~/~/ Same as AT+ADDMOD6=aa 877 877 878 878 879 879 825 + 880 880 ==== 3.4.2.5 Poll trigger settings ==== 881 881 828 + 882 882 Poll trigger settings, 883 883 884 -* AT Command: 831 +* (% style="color:#037691" %)**AT Command:** 885 885 886 886 There is no AT Command for this feature. 887 887 888 888 889 -* Downlink Payload (prefix 0x AB 06): 836 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 890 890 891 -(% class="box infomessage" %) 892 -((( 893 -**0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** 894 -))) 838 +**0xAB 06 **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command 895 895 896 896 897 897 842 + 898 898 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 899 899 845 + 900 900 Enable Disable DI1/DI2/DI2 as trigger, 901 901 902 -* AT Command: 848 +* (% style="color:#037691" %)**AT Command:** 903 903 904 -(% class="box infomessage" %) 905 -((( 906 906 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 907 -))) 908 908 909 909 910 910 **Example:** ... ... @@ -911,25 +911,21 @@ 911 911 912 912 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 913 913 914 -* Downlink Payload (prefix 0xAA 02): 857 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 915 915 916 -(% class="box infomessage" %) 917 -((( 918 -**0xAA 02 aa bb ~/~/ Same as AT+DTRI=aa,bb** 919 -))) 859 +**0xAA 02 aa bb **~/~/ Same as AT+DTRI=aa,bb 920 920 921 921 922 922 863 + 923 923 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 924 924 866 + 925 925 Set DI1 or DI3(for LT-33222-L) trigger. 926 926 927 -* AT Command: 869 +* (% style="color:#037691" %)**AT Command:** 928 928 929 -(% class="box infomessage" %) 930 -((( 931 931 **AT+TRIG1=a,b** 932 -))) 933 933 934 934 a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 935 935 ... ... @@ -941,26 +941,21 @@ 941 941 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 942 942 943 943 944 -* Downlink Payload (prefix 0x09 01 ): 883 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 884 +* **0x09 01 aa bb cc ** ~/~/ same as AT+TRIG1=aa,0x(bb cc) 945 945 946 -(% class="box infomessage" %) 947 -((( 948 -**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** 949 -))) 950 950 951 951 952 - 953 953 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 954 954 890 + 955 955 Set DI2 trigger. 956 956 957 -* AT Command: 893 +* (% style="color:#037691" %)**AT Command:** 958 958 959 -(% class="box infomessage" %) 960 -((( 961 961 **AT+TRIG2=a,b** 962 -))) 963 963 897 + 964 964 a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 965 965 966 966 b : delay timing. ... ... @@ -971,93 +971,82 @@ 971 971 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 972 972 973 973 974 -* Downlink Payload (prefix 0x09 02 ): 908 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 975 975 976 -(% class="box infomessage" %) 977 -((( 978 -**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** 979 -))) 910 +**0x09 02 aa bb cc **~/~/ same as AT+TRIG1=aa,0x(bb cc) 980 980 981 981 982 982 914 + 983 983 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 984 984 917 + 985 985 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 986 986 987 -* AT Command :920 +* (% style="color:#037691" %)**AT Command** 988 988 989 -(% class="box infomessage" %) 990 -((( 991 -**AT+ACLIM. ** 992 -))) 922 +**AT+ACLIM** 993 993 994 994 995 -* Downlink Payload (prefix 0xAA 01 ) :925 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 996 996 997 -(% class="box infomessage" %) 998 -((( 999 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 1000 -))) 927 +**0x AA 01 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1001 1001 1002 1002 1003 1003 931 + 1004 1004 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 1005 1005 934 + 1006 1006 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1007 1007 1008 -* AT Command :937 +* (% style="color:#037691" %)**AT Command** 1009 1009 1010 -(% class="box infomessage" %) 1011 -((( 1012 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 1013 -))) 939 +**AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 1014 1014 1015 1015 1016 -* Downlink Payload (prefix 0xAA 00 ) :942 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 1017 1017 1018 -(% class="box infomessage" %) 1019 -((( 1020 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ** 1021 -))) 944 +**0x AA 00 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1022 1022 1023 1023 1024 1024 948 + 1025 1025 ==== 3.4.2.11 Trigger – Set minimum interval ==== 1026 1026 1027 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. 1028 1028 1029 - *ATCommand:952 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger. 1030 1030 1031 -(% class="box infomessage" %) 1032 -((( 1033 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 1034 -))) 954 +* (% style="color:#037691" %)**AT Command** 1035 1035 956 +**AT+ATDC=5 ** Device won't response the second trigger within 5 minute after the first trigger. 1036 1036 1037 -* Downlink Payload (prefix 0xAC ): 1038 1038 1039 -(% class="box infomessage" %) 959 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 960 + 961 +**0x AC aa bb ** ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 962 + 1040 1040 ((( 1041 -**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min)** 964 + 965 + 966 +(% style="color:red" %)Note: ATDC setting must be more than 5min 1042 1042 ))) 1043 1043 1044 1044 1045 1045 971 + 1046 1046 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1047 1047 1048 -* AT Command: 1049 1049 975 +* (% style="color:#037691" %)**AT Command** 976 + 1050 1050 There is no AT Command to control Digital Output 1051 1051 1052 1052 1053 -* Downlink Payload (prefix 0x02): 980 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 981 +* **0x02 aa bb cc **~/~/ Set DO1/DO2/DO3 output 1054 1054 1055 -(% class="box infomessage" %) 1056 1056 ((( 1057 -**0x02 aa bb cc ~/~/ Set DO1/DO2/DO3 output** 1058 -))) 1059 - 1060 -((( 1061 1061 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. 1062 1062 ))) 1063 1063 ... ... @@ -1077,22 +1077,20 @@ 1077 1077 1078 1078 1079 1079 1003 + 1080 1080 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1081 1081 1082 -* AT Command: 1083 1083 1007 +* (% style="color:#037691" %)**AT Command** 1008 + 1084 1084 There is no AT Command to control Digital Output 1085 1085 1086 1086 1087 -* Downlink Payload (prefix 0xA9) :1012 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)** 1088 1088 1089 -(% class="box infomessage" %) 1090 -((( 1091 -((( 1092 -**0xA9 aa bb cc ~/~/ Set DO1/DO2/DO3 output with time control** 1093 -))) 1094 -))) 1014 +**0xA9 aa bb cc **~/~/ Set DO1/DO2/DO3 output with time control 1095 1095 1016 + 1096 1096 This is to control the digital output time of DO pin. Include four bytes: 1097 1097 1098 1098 (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9) ... ... @@ -1146,20 +1146,20 @@ 1146 1146 1147 1147 1148 1148 1070 + 1149 1149 ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1150 1150 1151 -* AT Command: 1152 1152 1074 +* (% style="color:#037691" %)**AT Command:** 1075 + 1153 1153 There is no AT Command to control Relay Output 1154 1154 1155 1155 1156 -* Downlink Payload (prefix 0x03): 1079 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):** 1157 1157 1158 -(% class="box infomessage" %) 1159 -((( 1160 -**0x03 aa bb ~/~/ Set RO1/RO2 output** 1161 -))) 1081 +**0x03 aa bb **~/~/ Set RO1/RO2 output 1162 1162 1083 + 1163 1163 ((( 1164 1164 If payload = 0x030100, it means set RO1 to close and RO2 to open. 1165 1165 ))) ... ... @@ -1176,20 +1176,20 @@ 1176 1176 1177 1177 1178 1178 1100 + 1179 1179 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1180 1180 1181 -* AT Command: 1182 1182 1104 +* (% style="color:#037691" %)**AT Command:** 1105 + 1183 1183 There is no AT Command to control Relay Output 1184 1184 1185 1185 1186 -* Downlink Payload (prefix 0x05): 1109 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):** 1187 1187 1188 -(% class="box infomessage" %) 1189 -((( 1190 -**0x05 aa bb cc dd ~/~/ Set RO1/RO2 relay with time control:** 1191 -))) 1111 +**0x05 aa bb cc dd **~/~/ Set RO1/RO2 relay with time control 1192 1192 1113 + 1193 1193 This is to control the relay output time of relay. Include four bytes: 1194 1194 1195 1195 (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05) ... ... @@ -1203,7 +1203,7 @@ 1203 1203 1204 1204 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1205 1205 1206 -[[image:image-20220 524093831-10.png]]1127 +[[image:image-20220714135731-1.png||height="406" width="627"]] 1207 1207 1208 1208 1209 1209 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms ... ... @@ -1213,53 +1213,48 @@ 1213 1213 1214 1214 **Example payload:** 1215 1215 1216 -**~1. 05 01 11 07 D 0**1137 +**~1. 05 01 11 07 D** 1217 1217 1218 -Relay1 and Relay 2 will be set to N O, last 2 seconds, then change back to original state.1139 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state. 1219 1219 1220 1220 **2. 05 01 10 07 D0** 1221 1221 1222 -Relay1 will change to N O, Relay2 will change to NC, last 2 seconds, then both change back to original state.1143 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state. 1223 1223 1224 1224 **3. 05 00 01 07 D0** 1225 1225 1226 -Relay1 will change to N C, Relay2 will change to NO, last 2 seconds, then relay change to NO,C.1147 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO. 1227 1227 1228 1228 **4. 05 00 00 07 D0** 1229 1229 1230 -Relay 1 & relay2 will change to N C, last 2 seconds, then both change to NO.1151 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC. 1231 1231 1232 1232 1233 1233 1155 + 1234 1234 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1235 1235 1158 + 1236 1236 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1237 1237 1238 -* AT Command: 1161 +* (% style="color:#037691" %)**AT Command:** 1239 1239 1240 -(% class="box infomessage" %) 1241 -((( 1242 -**AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1243 -))) 1163 +**AT+VOLMAX ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1244 1244 1245 1245 1246 -* Downlink Payload (prefix 0xA5): 1166 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1247 1247 1248 -(% class="box infomessage" %) 1249 -((( 1250 -**0xA5 aa bb cc ~/~/ Same as AT+VOLMAX=(aa bb),cc** 1251 -))) 1168 +**0xA5 aa bb cc **~/~/ Same as AT+VOLMAX=(aa bb),cc 1252 1252 1253 1253 1254 1254 1172 + 1255 1255 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1256 1256 1257 -* AT Command: 1258 1258 1259 -(% class="box infomessage" %)1260 - (((1176 +* (% style="color:#037691" %)**AT Command:** 1177 + 1261 1261 **AT+SETCNT=aa,(bb cc dd ee) ** 1262 -))) 1263 1263 1264 1264 aa: 1: Set count1, 1265 1265 ... ... @@ -1270,51 +1270,42 @@ 1270 1270 Bb cc dd ee: number to be set 1271 1271 1272 1272 1273 -* Downlink Payload (prefix 0xA8): 1189 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):** 1274 1274 1275 -(% class="box infomessage" %) 1276 -((( 1277 -**0x A8 aa bb cc dd ee ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)** 1278 -))) 1191 +**0x A8 aa bb cc dd ee **~/~/ same as AT+SETCNT=aa,(bb cc dd ee) 1279 1279 1280 1280 1281 1281 1195 + 1282 1282 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1283 1283 1198 + 1284 1284 Clear counting for counting mode 1285 1285 1286 -* AT Command: 1201 +* (% style="color:#037691" %)**AT Command:** 1287 1287 1288 -(% class="box infomessage" %) 1289 -((( 1290 -**AT+CLRCOUNT ~/~/ clear all counting** 1291 -))) 1203 +**AT+CLRCOUNT ** ~/~/ clear all counting 1292 1292 1293 -* Downlink Payload (prefix 0xA6): 1294 1294 1295 -(% class="box infomessage" %) 1296 -((( 1297 -**0x A6 01 ~/~/ clear all counting,** 1298 -))) 1206 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1299 1299 1208 +**0x A6 01 ** ~/~/ clear all counting 1300 1300 1301 1301 1211 + 1212 + 1302 1302 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1303 1303 1304 -* AT Command: 1305 1305 1306 -(% class="box infomessage" %) 1307 -((( 1308 -**AT+COUTIME=60 ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)** 1309 -))) 1216 +* (% style="color:#037691" %)**AT Command:** 1310 1310 1311 -* DownlinkPayload(prefix0xA7):1218 +**AT+COUTIME=60 **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30) 1312 1312 1313 -(% class="box infomessage" %) 1314 -((( 1315 -**0x A7 aa bb cc ~/~/ same as AT+COUTIME =aa bb cc,** 1316 -))) 1317 1317 1221 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):** 1222 + 1223 +**0x A7 aa bb cc **~/~/ same as AT+COUTIME =aa bb cc, 1224 + 1318 1318 ((( 1319 1319 range: aa bb cc:0 to 16777215, (unit:second) 1320 1320 ... ... @@ -1322,8 +1322,10 @@ 1322 1322 ))) 1323 1323 1324 1324 1232 + 1325 1325 == 3.5 Integrate with Mydevice == 1326 1326 1235 + 1327 1327 Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps: 1328 1328 1329 1329 ((( ... ... @@ -1332,14 +1332,15 @@ 1332 1332 1333 1333 ((( 1334 1334 (% 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: 1244 + 1245 + 1335 1335 ))) 1336 1336 1337 -[[image:1 653356737703-362.png||height="232" width="732"]]1248 +[[image:image-20220719105525-1.png||height="377" width="677"]] 1338 1338 1339 -[[image:image-20220524094641-11.png||height="390" width="723"]] 1340 1340 1341 1341 1342 -[[image:image-20220 524094641-12.png||height="402" width="718"]]1252 +[[image:image-20220719110247-2.png||height="388" width="683"]] 1343 1343 1344 1344 1345 1345 (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. ... ... @@ -1372,8 +1372,10 @@ 1372 1372 1373 1373 == 3.6 Interface Detail == 1374 1374 1285 + 1375 1375 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1376 1376 1288 + 1377 1377 Support NPN Type sensor 1378 1378 1379 1379 [[image:1653356991268-289.png]] ... ... @@ -1382,6 +1382,7 @@ 1382 1382 1383 1383 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1384 1384 1297 + 1385 1385 ((( 1386 1386 The DI port of LT-22222-L can support NPN or PNP output sensor. 1387 1387 ))) ... ... @@ -1388,7 +1388,9 @@ 1388 1388 1389 1389 ((( 1390 1390 ((( 1391 -Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high 1304 +Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high. 1305 + 1306 + 1392 1392 ))) 1393 1393 ))) 1394 1394 ... ... @@ -1433,6 +1433,8 @@ 1433 1433 1434 1434 ((( 1435 1435 1351 + 1352 + 1436 1436 ))) 1437 1437 1438 1438 ((( ... ... @@ -1464,6 +1464,8 @@ 1464 1464 1465 1465 ((( 1466 1466 1384 + 1385 + 1467 1467 ))) 1468 1468 1469 1469 ((( ... ... @@ -1497,6 +1497,7 @@ 1497 1497 1498 1498 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1499 1499 1419 + 1500 1500 NPN output: GND or Float. Max voltage can apply to output pin is 36v. 1501 1501 1502 1502 [[image:1653357531600-905.png]] ... ... @@ -1505,6 +1505,7 @@ 1505 1505 1506 1506 === 3.6.4 Analog Input Interface === 1507 1507 1428 + 1508 1508 The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is: 1509 1509 1510 1510 ... ... @@ -1536,6 +1536,7 @@ 1536 1536 1537 1537 === 3.6.5 Relay Output === 1538 1538 1460 + 1539 1539 ((( 1540 1540 The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below: 1541 1541 ))) ... ... @@ -1548,13 +1548,17 @@ 1548 1548 1549 1549 == 3.7 LEDs Indicators == 1550 1550 1473 + 1551 1551 [[image:image-20220524100748-11.png]] 1552 1552 1553 1553 1477 + 1554 1554 = 4. Use AT Command = 1555 1555 1480 + 1556 1556 == 4.1 Access AT Command == 1557 1557 1483 + 1558 1558 LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below. 1559 1559 1560 1560 [[image:1653358238933-385.png]] ... ... @@ -1753,8 +1753,6 @@ 1753 1753 1754 1754 ((( 1755 1755 AT+CFG: Print all settings 1756 - 1757 - 1758 1758 ))) 1759 1759 1760 1760 ... ... @@ -1761,6 +1761,7 @@ 1761 1761 1762 1762 == 4.2 Common AT Command Sequence == 1763 1763 1688 + 1764 1764 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1765 1765 1766 1766 ((( ... ... @@ -1800,8 +1800,6 @@ 1800 1800 1801 1801 ((( 1802 1802 (% style="background-color:#dcdcdc" %)ATZ 1803 - 1804 - 1805 1805 ))) 1806 1806 1807 1807 ... ... @@ -1886,13 +1886,16 @@ 1886 1886 1887 1887 === 4.2.3 Change to Class A === 1888 1888 1812 + 1889 1889 If sensor JOINED 1890 1890 (% style="background-color:#dcdcdc" %)AT+CLASS=A 1891 1891 ATZ 1892 1892 1893 1893 1818 + 1894 1894 = 5. FAQ = 1895 1895 1821 + 1896 1896 == 5.1 How to upgrade the image? == 1897 1897 1898 1898 ... ... @@ -1914,7 +1914,9 @@ 1914 1914 1915 1915 1916 1916 (% style="color:blue" %)**For LT-22222-L**(%%): 1917 -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. 1843 +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. 1844 + 1845 + 1918 1918 ))) 1919 1919 1920 1920 [[image:image-20220524103407-12.png]] ... ... @@ -1926,6 +1926,7 @@ 1926 1926 1927 1927 (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is: 1928 1928 1857 + 1929 1929 [[image:1653360054704-518.png||height="186" width="745"]] 1930 1930 1931 1931 ... ... @@ -1934,6 +1934,8 @@ 1934 1934 1935 1935 1936 1936 == 5.2 How to change the LoRa Frequency Bands/Region? == 1866 + 1867 + 1937 1937 ))) 1938 1938 ))) 1939 1939 ... ... @@ -1944,7 +1944,10 @@ 1944 1944 ((( 1945 1945 1946 1946 1878 + 1947 1947 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1880 + 1881 + 1948 1948 ))) 1949 1949 1950 1950 ((( ... ... @@ -1962,7 +1962,7 @@ 1962 1962 ))) 1963 1963 1964 1964 ((( 1965 -(% style="color: #4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.1899 +(% style="color:blue" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device. 1966 1966 ))) 1967 1967 1968 1968 ((( ... ... @@ -1970,12 +1970,12 @@ 1970 1970 ))) 1971 1971 1972 1972 ((( 1973 -(% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN. 1907 +(% style="color:red" %)**Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.** 1974 1974 ))) 1975 1975 1976 1976 1977 1977 ((( 1978 -(% style="color: #4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:1912 +(% style="color:blue" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1979 1979 ))) 1980 1980 1981 1981 ((( ... ... @@ -1999,20 +1999,28 @@ 1999 1999 [[image:1653360498588-932.png||height="485" width="726"]] 2000 2000 2001 2001 1936 + 2002 2002 == 5.4 Can I see counting event in Serial? == 2003 2003 1939 + 2004 2004 ((( 2005 -User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn ’t support AT+DEBUG. User can update to latest firmware first.1941 +User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first. 2006 2006 2007 2007 1944 + 2008 2008 == 5.5 Can i use point to point communication for LT-22222-L? == 2009 2009 1947 + 2010 2010 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1949 + 1950 + 1951 + 2011 2011 ))) 2012 2012 2013 2013 ((( 2014 2014 == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? == 2015 2015 1957 + 2016 2016 If the device is not shut down, but directly powered off. 2017 2017 2018 2018 It will default that this is a power-off state. ... ... @@ -2021,12 +2021,16 @@ 2021 2021 2022 2022 After restart, the status before power failure will be read from flash. 2023 2023 1966 + 1967 + 2024 2024 = 6. Trouble Shooting = 2025 2025 ))) 2026 2026 2027 2027 ((( 2028 2028 ((( 2029 -== 6.1 Downlink doesn’t work, how to solve it? == 1973 +== 6.1 Downlink doesn't work, how to solve it? == 1974 + 1975 + 2030 2030 ))) 2031 2031 ))) 2032 2032 ... ... @@ -2037,7 +2037,10 @@ 2037 2037 ((( 2038 2038 2039 2039 1986 + 2040 2040 == 6.2 Have trouble to upload image. == 1988 + 1989 + 2041 2041 ))) 2042 2042 2043 2043 ((( ... ... @@ -2047,7 +2047,10 @@ 2047 2047 ((( 2048 2048 2049 2049 2050 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1999 + 2000 +== 6.3 Why I can't join TTN in US915 /AU915 bands? == 2001 + 2002 + 2051 2051 ))) 2052 2052 2053 2053 ((( ... ... @@ -2061,19 +2061,21 @@ 2061 2061 2062 2062 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 2063 2063 2064 - 2065 2065 (% style="color:#4f81bd" %)**XXX:** 2066 2066 2067 -* (% style="color: #4f81bd" %)**EU433**(%%): LT with frequency bands EU4332068 -* (% style="color: #4f81bd" %)**EU868**(%%): LT with frequency bands EU8682069 -* (% style="color: #4f81bd" %)**KR920**(%%): LT with frequency bands KR9202070 -* (% style="color: #4f81bd" %)**CN470**(%%): LT with frequency bands CN4702071 -* (% style="color: #4f81bd" %)**AS923**(%%): LT with frequency bands AS9232072 -* (% style="color: #4f81bd" %)**AU915**(%%): LT with frequency bands AU9152073 -* (% style="color: #4f81bd" %)**US915**(%%): LT with frequency bands US9152074 -* (% style="color: #4f81bd" %)**IN865**(%%): LT with frequency bands IN8652075 -* (% style="color: #4f81bd" %)**CN779**(%%): LT with frequency bands CN7792018 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2019 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2020 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2021 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2022 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2023 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2024 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2025 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2026 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2076 2076 2028 + 2029 + 2030 + 2077 2077 = 8. Packing Info = 2078 2078 2079 2079 ... ... @@ -2091,18 +2091,29 @@ 2091 2091 * Package Size / pcs : 14.5 x 8 x 5 cm 2092 2092 * Weight / pcs : 170g 2093 2093 2048 + 2049 + 2050 + 2094 2094 = 9. Support = 2095 2095 2053 + 2096 2096 * ((( 2097 2097 Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 2098 2098 ))) 2099 2099 * ((( 2100 2100 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]] 2059 + 2060 + 2061 + 2062 + 2063 + 2101 2101 ))) 2102 2102 2103 2103 = 10. Reference = 2104 2104 2068 + 2105 2105 * 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]] 2106 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2107 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2070 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]] 2108 2108 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2072 + 2073 +
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