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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... ... @@ -19,6 +19,8 @@ 19 19 == 1.1 What is LT Series I/O Controller == 20 20 21 21 ((( 22 + 23 + 22 22 The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring. 23 23 ))) 24 24 ... ... @@ -48,6 +48,7 @@ 48 48 49 49 ))) 50 50 53 + 51 51 == 1.2 Specifications == 52 52 53 53 ((( ... ... @@ -75,8 +75,9 @@ 75 75 ))) 76 76 ))) 77 77 78 - 79 79 ((( 82 + 83 + 80 80 **Interface for Model: LT22222-L:** 81 81 ))) 82 82 ... ... @@ -99,8 +99,9 @@ 99 99 Power Input 7~~ 24V DC. 100 100 ))) 101 101 102 - 103 103 ((( 107 + 108 + 104 104 **LoRa Spec:** 105 105 ))) 106 106 ... ... @@ -161,11 +161,11 @@ 161 161 * ((( 162 162 Packet engine up to 256 bytes with CRC. 163 163 169 + 170 + 164 164 165 165 ))) 166 166 167 - 168 - 169 169 == 1.3 Features == 170 170 171 171 * LoRaWAN Class A & Class C protocol ... ... @@ -203,7 +203,6 @@ 203 203 ))) 204 204 205 205 206 - 207 207 = 2. Power ON Device = 208 208 209 209 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. ... ... @@ -215,6 +215,7 @@ 215 215 [[image:1653297104069-180.png]] 216 216 217 217 222 + 218 218 = 3. Operation Mode = 219 219 220 220 == 3.1 How it works? == ... ... @@ -225,10 +225,9 @@ 225 225 226 226 ((( 227 227 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. 228 - 229 - 230 230 ))) 231 231 235 + 232 232 == 3.2 Example to join LoRaWAN network == 233 233 234 234 ((( ... ... @@ -237,12 +237,13 @@ 237 237 238 238 [[image:image-20220523172350-1.png||height="266" width="864"]] 239 239 244 + 240 240 ((( 241 241 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: 242 242 ))) 243 243 244 244 ((( 245 -**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller. 250 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 246 246 ))) 247 247 248 248 ((( ... ... @@ -251,6 +251,7 @@ 251 251 252 252 [[image:1653297924498-393.png]] 253 253 259 + 254 254 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 255 255 256 256 Add APP EUI in the application. ... ... @@ -264,12 +264,13 @@ 264 264 265 265 266 266 ((( 267 -**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. 273 +(% 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. 268 268 ))) 269 269 270 270 [[image:1653298044601-602.png||height="405" width="709"]] 271 271 272 272 279 + 273 273 == 3.3 Uplink Payload == 274 274 275 275 There are five working modes + one interrupt mode on LT for different type application: ... ... @@ -281,6 +281,8 @@ 281 281 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 282 282 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 283 283 291 + 292 + 284 284 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 285 285 286 286 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -288,6 +288,8 @@ 288 288 [[image:image-20220523174024-3.png]] 289 289 290 290 ((( 300 + 301 + 291 291 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 292 292 ))) 293 293 ... ... @@ -301,6 +301,7 @@ 301 301 302 302 For example if payload is: [[image:image-20220523175847-2.png]] 303 303 315 + 304 304 **The value for the interface is: ** 305 305 306 306 AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V ... ... @@ -331,8 +331,11 @@ 331 331 ** DO1 is high in case there is load between DO1 and V+. 332 332 ** DO1 LED is off in both case 333 333 346 + 347 + 334 334 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 335 335 350 + 336 336 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 337 337 338 338 ((( ... ... @@ -341,6 +341,7 @@ 341 341 342 342 [[image:image-20220523180452-3.png]] 343 343 359 + 344 344 ((( 345 345 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 346 346 ))) ... ... @@ -356,6 +356,8 @@ 356 356 ))) 357 357 358 358 ((( 375 + 376 + 359 359 **To use counting mode, please run:** 360 360 ))) 361 361 ... ... @@ -363,17 +363,14 @@ 363 363 ((( 364 364 ((( 365 365 **AT+MOD=2** 366 -))) 367 -))) 368 368 369 -(% class="box infomessage" %) 370 -((( 371 -((( 372 372 **ATZ** 373 373 ))) 374 374 ))) 375 375 376 376 ((( 390 + 391 + 377 377 (% style="color:#4f81bd" %)**AT Commands for counting:** 378 378 ))) 379 379 ... ... @@ -385,45 +385,21 @@ 385 385 ((( 386 386 ((( 387 387 **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) ** 388 -))) 389 -))) 390 390 391 -(% class="box infomessage" %) 392 -((( 393 -((( 394 394 **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) ** 395 -))) 396 -))) 397 397 398 -(% class="box infomessage" %) 399 -((( 400 -((( 401 401 **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) ** 402 -))) 403 -))) 404 404 405 -(% class="box infomessage" %) 406 -((( 407 -((( 408 408 **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) ** 409 -))) 410 -))) 411 411 412 -(% class="box infomessage" %) 413 -((( 414 -((( 415 415 **AT+SETCNT=1,60 (Set COUNT1 value to 60)** 416 -))) 417 -))) 418 418 419 -(% class="box infomessage" %) 420 -((( 421 -((( 422 422 **AT+SETCNT=2,60 (Set COUNT2 value to 60)** 423 423 ))) 424 424 ))) 425 425 426 426 417 + 427 427 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 428 428 429 429 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -452,12 +452,7 @@ 452 452 ((( 453 453 ((( 454 454 **AT+MOD=3** 455 -))) 456 -))) 457 457 458 -(% class="box infomessage" %) 459 -((( 460 -((( 461 461 **ATZ** 462 462 ))) 463 463 ))) ... ... @@ -464,12 +464,13 @@ 464 464 465 465 ((( 466 466 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 467 - 468 - 469 469 ))) 470 470 455 + 456 + 471 471 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 472 472 459 + 473 473 **LT22222-L**: This mode the DI1 is used as a counting pin. 474 474 475 475 The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour. ... ... @@ -476,6 +476,7 @@ 476 476 477 477 [[image:image-20220523181903-8.png]] 478 478 466 + 479 479 ((( 480 480 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 481 481 ))) ... ... @@ -491,6 +491,8 @@ 491 491 ))) 492 492 493 493 ((( 482 + 483 + 494 494 **To use this mode, please run:** 495 495 ))) 496 496 ... ... @@ -498,25 +498,20 @@ 498 498 ((( 499 499 ((( 500 500 **AT+MOD=4** 501 -))) 502 -))) 503 503 504 -(% class="box infomessage" %) 505 -((( 506 -((( 507 507 **ATZ** 508 508 ))) 509 509 ))) 510 510 511 -((( 512 - 513 -))) 514 514 497 + 515 515 ((( 516 516 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 517 517 ))) 518 518 519 519 ((( 503 + 504 + 520 520 **Plus below command for AVI1 Counting:** 521 521 ))) 522 522 ... ... @@ -523,28 +523,13 @@ 523 523 (% class="box infomessage" %) 524 524 ((( 525 525 ((( 526 -**AT+SETCNT=3,60 (set AVI Count to 60)** 527 -))) 528 -))) 511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 529 529 530 -(% class="box infomessage" %) 531 -((( 532 -((( 533 -**AT+VOLMAX=20000 (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 534 -))) 535 -))) 513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 536 536 537 -(% class="box infomessage" %) 538 -((( 539 -((( 540 -**AT+VOLMAX=20000,0 (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 541 -))) 542 -))) 515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 543 543 544 -(% class="box infomessage" %) 545 -((( 546 -((( 547 -**AT+VOLMAX=20000,1 (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 517 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 548 548 ))) 549 549 ))) 550 550 ... ... @@ -551,11 +551,14 @@ 551 551 552 552 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 553 553 524 + 554 554 **LT22222-L**: This mode the DI1 is used as a counting pin. 555 555 556 556 [[image:image-20220523182334-9.png]] 557 557 558 558 ((( 530 + 531 + 559 559 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 560 560 ))) 561 561 ... ... @@ -570,6 +570,8 @@ 570 570 ))) 571 571 572 572 ((( 546 + 547 + 573 573 **To use this mode, please run:** 574 574 ))) 575 575 ... ... @@ -577,12 +577,7 @@ 577 577 ((( 578 578 ((( 579 579 **AT+MOD=5** 580 -))) 581 -))) 582 582 583 -(% class="box infomessage" %) 584 -((( 585 -((( 586 586 **ATZ** 587 587 ))) 588 588 ))) ... ... @@ -589,12 +589,13 @@ 589 589 590 590 ((( 591 591 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 592 - 593 - 594 594 ))) 595 595 564 + 565 + 596 596 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 597 597 568 + 598 598 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 599 599 600 600 For example, if user has configured below commands: ... ... @@ -607,7 +607,7 @@ 607 607 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 608 608 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.** 609 609 610 -**AT Command to set Trigger Condition**: 581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**: 611 611 612 612 (% style="color:#4f81bd" %)**Trigger base on voltage**: 613 613 ... ... @@ -620,6 +620,7 @@ 620 620 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 621 621 622 622 594 + 623 623 (% style="color:#4f81bd" %)**Trigger base on current**: 624 624 625 625 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -629,6 +629,7 @@ 629 629 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 630 630 631 631 604 + 632 632 (% style="color:#4f81bd" %)**Trigger base on DI status**: 633 633 634 634 DI status trigger Flag. ... ... @@ -635,12 +635,13 @@ 635 635 636 636 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 637 637 611 + 638 638 **Example:** 639 639 640 640 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 641 641 642 642 643 -**Downlink Command to set Trigger Condition** 617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:** 644 644 645 645 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 646 646 ... ... @@ -658,14 +658,18 @@ 658 658 659 659 Yy4 yy4: AC2 or AV2 high limit. 660 660 635 + 661 661 **Example1**: AA 00 13 88 00 00 00 00 00 00 662 662 663 663 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 664 664 640 + 665 665 **Example2**: AA 02 01 00 666 666 667 667 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 668 668 645 + 646 + 669 669 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 670 670 671 671 MOD6 Payload : total 11 bytes payload ... ... @@ -672,6 +672,7 @@ 672 672 673 673 [[image:image-20220524085923-1.png]] 674 674 653 + 675 675 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 676 676 677 677 [[image:image-20220524090106-2.png]] ... ... @@ -716,14 +716,18 @@ 716 716 When device got this command, it will send the MOD6 payload. 717 717 718 718 698 + 719 719 === 3.3.7 Payload Decoder === 720 720 721 721 ((( 702 + 703 + 722 722 **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/]] 723 723 724 724 725 725 ))) 726 726 709 + 727 727 == 3.4 Configure LT via AT or Downlink == 728 728 729 729 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -736,11 +736,14 @@ 736 736 737 737 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 738 738 722 + 723 + 739 739 === 3.4.1 Common Commands === 740 740 741 741 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]] 742 742 743 743 729 + 744 744 === 3.4.2 Sensor related commands === 745 745 746 746 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -747,7 +747,7 @@ 747 747 748 748 Set device uplink interval. 749 749 750 -* AT Command: 736 +* (% style="color:#037691" %)**AT Command:** 751 751 752 752 (% class="box infomessage" %) 753 753 ((( ... ... @@ -756,8 +756,9 @@ 756 756 757 757 **Example: **AT+TDC=30000. Means set interval to 30 seconds 758 758 759 -* Downlink Payload (prefix 0x01): 760 760 746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 747 + 761 761 (% class="box infomessage" %) 762 762 ((( 763 763 **0x01 aa bb cc ~/~/ Same as AT+TDC=0x(aa bb cc)** ... ... @@ -764,11 +764,12 @@ 764 764 ))) 765 765 766 766 754 + 767 767 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 768 768 769 769 Set work mode. 770 770 771 -* AT Command: 759 +* (% style="color:#037691" %)**AT Command:** 772 772 773 773 (% class="box infomessage" %) 774 774 ((( ... ... @@ -777,8 +777,9 @@ 777 777 778 778 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 779 779 780 -* Downlink Payload (prefix 0x0A): 781 781 769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 770 + 782 782 (% class="box infomessage" %) 783 783 ((( 784 784 **0x0A aa ~/~/ Same as AT+MOD=aa** ... ... @@ -785,14 +785,16 @@ 785 785 ))) 786 786 787 787 777 + 788 788 ==== 3.4.2.3 Poll an uplink ==== 789 789 790 -* AT Command: 780 +* (% style="color:#037691" %)AT Command: 791 791 792 792 There is no AT Command to poll uplink 793 793 794 -* Downlink Payload (prefix 0x08): 795 795 785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08): 786 + 796 796 (% class="box infomessage" %) 797 797 ((( 798 798 **0x08 FF ~/~/ Poll an uplink,** ... ... @@ -801,11 +801,12 @@ 801 801 **Example**: 0x08FF, ask device to send an Uplink 802 802 803 803 795 + 804 804 ==== 3.4.2.4 Enable Trigger Mode ==== 805 805 806 806 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 807 807 808 -* AT Command: 800 +* (% style="color:#037691" %)AT Command: 809 809 810 810 (% class="box infomessage" %) 811 811 ((( ... ... @@ -816,8 +816,9 @@ 816 816 817 817 0: Disable Trigger Mode 818 818 819 -* Downlink Payload (prefix 0x0A 06): 820 820 812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06): 813 + 821 821 (% class="box infomessage" %) 822 822 ((( 823 823 **0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** ... ... @@ -824,16 +824,18 @@ 824 824 ))) 825 825 826 826 820 + 827 827 ==== 3.4.2.5 Poll trigger settings ==== 828 828 829 829 Poll trigger settings, 830 830 831 -* AT Command: 825 +* (% style="color:#037691" %)AT Command: 832 832 833 833 There is no AT Command for this feature. 834 834 835 -* Downlink Payload (prefix 0x AB 06): 836 836 830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06): 831 + 837 837 (% class="box infomessage" %) 838 838 ((( 839 839 **0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** ... ... @@ -840,11 +840,12 @@ 840 840 ))) 841 841 842 842 838 + 843 843 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 844 844 845 845 Enable Disable DI1/DI2/DI2 as trigger, 846 846 847 -* AT Command: 843 +* (% style="color:#037691" %)AT Command: 848 848 849 849 (% class="box infomessage" %) 850 850 ((( ... ... @@ -851,11 +851,12 @@ 851 851 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 852 852 ))) 853 853 850 + 854 854 **Example:** 855 855 856 856 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 857 857 858 -* Downlink Payload (prefix 0xAA 02): 855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02): 859 859 860 860 (% class="box infomessage" %) 861 861 ((( ... ... @@ -863,11 +863,12 @@ 863 863 ))) 864 864 865 865 863 + 866 866 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 867 867 868 868 Set DI1 or DI3(for LT-33222-L) trigger. 869 869 870 -* AT Command: 868 +* (% style="color:#037691" %)AT Command: 871 871 872 872 (% class="box infomessage" %) 873 873 ((( ... ... @@ -878,12 +878,14 @@ 878 878 879 879 b : delay timing. 880 880 879 + 881 881 **Example:** 882 882 883 883 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 884 884 885 -* Downlink Payload (prefix 0x09 01 ): 886 886 885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ): 886 + 887 887 (% class="box infomessage" %) 888 888 ((( 889 889 **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** ... ... @@ -890,11 +890,12 @@ 890 890 ))) 891 891 892 892 893 + 893 893 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 894 894 895 895 Set DI2 trigger. 896 896 897 -* AT Command: 898 +* (% style="color:#037691" %)AT Command: 898 898 899 899 (% class="box infomessage" %) 900 900 ((( ... ... @@ -905,12 +905,14 @@ 905 905 906 906 b : delay timing. 907 907 909 + 908 908 **Example:** 909 909 910 910 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 911 911 912 -* Downlink Payload (prefix 0x09 02 ): 913 913 915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ): 916 + 914 914 (% class="box infomessage" %) 915 915 ((( 916 916 **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** ... ... @@ -917,11 +917,12 @@ 917 917 ))) 918 918 919 919 923 + 920 920 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 921 921 922 922 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 923 923 924 -* AT Command: 928 +* (% style="color:#037691" %)AT Command: 925 925 926 926 (% class="box infomessage" %) 927 927 ((( ... ... @@ -928,8 +928,9 @@ 928 928 **AT+ACLIM. ** 929 929 ))) 930 930 931 -* Downlink Payload (prefix 0xAA 01 ): 932 932 936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ): 937 + 933 933 (% class="box infomessage" %) 934 934 ((( 935 935 **0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** ... ... @@ -936,11 +936,12 @@ 936 936 ))) 937 937 938 938 944 + 939 939 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 940 940 941 941 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 942 942 943 -* AT Command: 949 +* (% style="color:#037691" %)AT Command: 944 944 945 945 (% class="box infomessage" %) 946 946 ((( ... ... @@ -947,8 +947,9 @@ 947 947 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 948 948 ))) 949 949 950 -* Downlink Payload (prefix 0xAA 00 ): 951 951 957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ): 958 + 952 952 (% class="box infomessage" %) 953 953 ((( 954 954 **0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ** ... ... @@ -955,11 +955,12 @@ 955 955 ))) 956 956 957 957 965 + 958 958 ==== 3.4.2.11 Trigger – Set minimum interval ==== 959 959 960 960 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. 961 961 962 -* AT Command: 970 +* (% style="color:#037691" %)AT Command: 963 963 964 964 (% class="box infomessage" %) 965 965 ((( ... ... @@ -966,8 +966,9 @@ 966 966 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 967 967 ))) 968 968 969 -* Downlink Payload (prefix 0xAC ): 970 970 978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ): 979 + 971 971 (% class="box infomessage" %) 972 972 ((( 973 973 **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min)** ... ... @@ -974,14 +974,16 @@ 974 974 ))) 975 975 976 976 986 + 977 977 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 978 978 979 -* AT Command: 989 +* (% style="color:#037691" %)AT Command: 980 980 981 981 There is no AT Command to control Digital Output 982 982 983 -* Downlink Payload (prefix 0x02): 984 984 994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02): 995 + 985 985 (% class="box infomessage" %) 986 986 ((( 987 987 **0x02 aa bb cc ~/~/ Set DO1/DO2/DO3 output** ... ... @@ -1006,14 +1006,16 @@ 1006 1006 ))) 1007 1007 1008 1008 1020 + 1009 1009 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1010 1010 1011 -* AT Command: 1023 +* (% style="color:#037691" %)AT Command: 1012 1012 1013 1013 There is no AT Command to control Digital Output 1014 1014 1015 -* Downlink Payload (prefix 0xA9): 1016 1016 1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9): 1029 + 1017 1017 (% class="box infomessage" %) 1018 1018 ((( 1019 1019 ((( ... ... @@ -1031,18 +1031,22 @@ 1031 1031 1032 1032 00: DO pins will change to an inverter state after timeout 1033 1033 1047 + 1034 1034 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1035 1035 1036 1036 [[image:image-20220524093238-6.png]] 1037 1037 1052 + 1038 1038 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1039 1039 1040 1040 [[image:image-20220524093328-7.png]] 1041 1041 1057 + 1042 1042 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1043 1043 1044 1044 [[image:image-20220524093351-8.png]] 1045 1045 1062 + 1046 1046 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1047 1047 1048 1048 Latching time. Unit: ms ... ... @@ -1049,6 +1049,7 @@ 1049 1049 1050 1050 Device will upload a packet if downlink code executes successfully. 1051 1051 1069 + 1052 1052 **Example payload:** 1053 1053 1054 1054 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1068,14 +1068,16 @@ 1068 1068 DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low 1069 1069 1070 1070 1071 -=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1072 1072 1073 - *ATCommand:1090 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1074 1074 1092 +* (% style="color:#037691" %)AT Command: 1093 + 1075 1075 There is no AT Command to control Relay Output 1076 1076 1077 -* Downlink Payload (prefix 0x03): 1078 1078 1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03): 1098 + 1079 1079 (% class="box infomessage" %) 1080 1080 ((( 1081 1081 **0x03 aa bb ~/~/ Set RO1/RO2 output** ... ... @@ -1096,14 +1096,16 @@ 1096 1096 Device will upload a packet if downlink code executes successfully. 1097 1097 1098 1098 1119 + 1099 1099 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1100 1100 1101 -* AT Command: 1122 +* (% style="color:#037691" %)AT Command: 1102 1102 1103 1103 There is no AT Command to control Relay Output 1104 1104 1105 -* Downlink Payload (prefix 0x05): 1106 1106 1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05): 1128 + 1107 1107 (% class="box infomessage" %) 1108 1108 ((( 1109 1109 **0x05 aa bb cc dd ~/~/ Set RO1/RO2 relay with time control:** ... ... @@ -1119,14 +1119,17 @@ 1119 1119 1120 1120 00: Relays will change to an inverter state after timeout 1121 1121 1144 + 1122 1122 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1123 1123 1124 1124 [[image:image-20220524093831-10.png]] 1125 1125 1149 + 1126 1126 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1127 1127 1128 1128 Device will upload a packet if downlink code executes successfully. 1129 1129 1154 + 1130 1130 **Example payload:** 1131 1131 1132 1132 **~1. 05 01 11 07 D0** ... ... @@ -1146,11 +1146,12 @@ 1146 1146 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1147 1147 1148 1148 1174 + 1149 1149 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1150 1150 1151 1151 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1152 1152 1153 -* AT Command: 1179 +* (% style="color:#037691" %)AT Command: 1154 1154 1155 1155 (% class="box infomessage" %) 1156 1156 ((( ... ... @@ -1157,8 +1157,9 @@ 1157 1157 **AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1158 1158 ))) 1159 1159 1160 -* Downlink Payload (prefix 0xA5): 1161 1161 1187 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA5): 1188 + 1162 1162 (% class="box infomessage" %) 1163 1163 ((( 1164 1164 **0xA5 aa bb cc ~/~/ Same as AT+VOLMAX=(aa bb),cc** ... ... @@ -1165,9 +1165,10 @@ 1165 1165 ))) 1166 1166 1167 1167 1195 + 1168 1168 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1169 1169 1170 -* AT Command: 1198 +* (% style="color:#037691" %)AT Command: 1171 1171 1172 1172 (% class="box infomessage" %) 1173 1173 ((( ... ... @@ -1182,8 +1182,9 @@ 1182 1182 1183 1183 Bb cc dd ee: number to be set 1184 1184 1185 -* Downlink Payload (prefix 0xA8): 1186 1186 1214 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA8): 1215 + 1187 1187 (% class="box infomessage" %) 1188 1188 ((( 1189 1189 **0x A8 aa bb cc dd ee ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)** ... ... @@ -1190,11 +1190,12 @@ 1190 1190 ))) 1191 1191 1192 1192 1222 + 1193 1193 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1194 1194 1195 1195 Clear counting for counting mode 1196 1196 1197 -* AT Command: 1227 +* (% style="color:#037691" %)AT Command: 1198 1198 1199 1199 (% class="box infomessage" %) 1200 1200 ((( ... ... @@ -1201,7 +1201,7 @@ 1201 1201 **AT+CLRCOUNT ~/~/ clear all counting** 1202 1202 ))) 1203 1203 1204 -* Downlink Payload (prefix 0xA6): 1234 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA6): 1205 1205 1206 1206 (% class="box infomessage" %) 1207 1207 ((( ... ... @@ -1209,9 +1209,10 @@ 1209 1209 ))) 1210 1210 1211 1211 1242 + 1212 1212 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1213 1213 1214 -* AT Command: 1245 +* (% style="color:#037691" %)AT Command: 1215 1215 1216 1216 (% class="box infomessage" %) 1217 1217 ((( ... ... @@ -1218,7 +1218,7 @@ 1218 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)** 1219 1219 ))) 1220 1220 1221 -* Downlink Payload (prefix 0xA7): 1252 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA7): 1222 1222 1223 1223 (% class="box infomessage" %) 1224 1224 ((( ... ... @@ -1231,16 +1231,17 @@ 1231 1231 1232 1232 ))) 1233 1233 1265 + 1234 1234 == 3.5 Integrate with Mydevice == 1235 1235 1236 1236 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: 1237 1237 1238 1238 ((( 1239 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1271 +(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1240 1240 ))) 1241 1241 1242 1242 ((( 1243 -**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: 1275 +(% 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 1244 ))) 1245 1245 1246 1246 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1247,12 +1247,13 @@ 1247 1247 1248 1248 [[image:image-20220524094641-11.png||height="390" width="723"]] 1249 1249 1282 + 1250 1250 [[image:image-20220524094641-12.png||height="402" width="718"]] 1251 1251 1252 1252 1253 -**Step 3**: Create an account or log in Mydevices. 1286 +(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. 1254 1254 1255 -**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1288 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1256 1256 1257 1257 Search under The things network 1258 1258 ... ... @@ -1259,19 +1259,25 @@ 1259 1259 [[image:1653356838789-523.png||height="337" width="740"]] 1260 1260 1261 1261 1295 + 1262 1262 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1263 1263 1264 1264 [[image:image-20220524094909-1.png||height="335" width="729"]] 1265 1265 1300 + 1266 1266 [[image:image-20220524094909-2.png||height="337" width="729"]] 1267 1267 1303 + 1268 1268 [[image:image-20220524094909-3.png||height="338" width="727"]] 1269 1269 1306 + 1270 1270 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1271 1271 1309 + 1272 1272 [[image:image-20220524094909-5.png||height="341" width="734"]] 1273 1273 1274 1274 1313 + 1275 1275 == 3.6 Interface Detail == 1276 1276 1277 1277 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1281,6 +1281,7 @@ 1281 1281 [[image:1653356991268-289.png]] 1282 1282 1283 1283 1323 + 1284 1284 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1285 1285 1286 1286 ((( ... ... @@ -1306,7 +1306,7 @@ 1306 1306 ))) 1307 1307 1308 1308 ((( 1309 -**Example1**: Connect to a Low active sensor. 1349 +(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor. 1310 1310 ))) 1311 1311 1312 1312 ((( ... ... @@ -1337,7 +1337,7 @@ 1337 1337 ))) 1338 1338 1339 1339 ((( 1340 -**Example2**: Connect to a High active sensor. 1380 +(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor. 1341 1341 ))) 1342 1342 1343 1343 ((( ... ... @@ -1368,7 +1368,7 @@ 1368 1368 ))) 1369 1369 1370 1370 ((( 1371 -**Example3**: Connect to a 220v high active sensor. 1411 +(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor. 1372 1372 ))) 1373 1373 1374 1374 ((( ... ... @@ -1395,6 +1395,7 @@ 1395 1395 ))) 1396 1396 1397 1397 1438 + 1398 1398 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1399 1399 1400 1400 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1402,12 +1402,14 @@ 1402 1402 [[image:1653357531600-905.png]] 1403 1403 1404 1404 1446 + 1405 1405 === 3.6.4 Analog Input Interface === 1406 1406 1407 1407 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: 1408 1408 1409 -**AC2 = (IN2 voltage )/12** 1410 1410 1452 +(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1453 + 1411 1411 [[image:1653357592296-182.png]] 1412 1412 1413 1413 Example to connect a 4~~20mA sensor ... ... @@ -1414,22 +1414,24 @@ 1414 1414 1415 1415 We take the wind speed sensor as an example for reference only. 1416 1416 1417 -Specifications of the wind speed sensor: 1418 1418 1419 - Red:12~~24v1461 +**Specifications of the wind speed sensor:** 1420 1420 1421 - Yellow:4~~20mA1463 +Red: 12~~24v 1422 1422 1423 - Black:GND1465 +Yellow: 4~~20mA 1424 1424 1467 +Black: GND 1425 1425 1426 -Connection diagram: 1427 1427 1470 +**Connection diagram:** 1471 + 1428 1428 [[image:1653357640609-758.png]] 1429 1429 1430 1430 [[image:1653357648330-671.png||height="155" width="733"]] 1431 1431 1432 1432 1477 + 1433 1433 === 3.6.5 Relay Output === 1434 1434 1435 1435 ((( ... ... @@ -1441,6 +1441,7 @@ 1441 1441 [[image:image-20220524100215-10.png||height="382" width="723"]] 1442 1442 1443 1443 1489 + 1444 1444 == 3.7 LEDs Indicators == 1445 1445 1446 1446 [[image:image-20220524100748-11.png]] ... ... @@ -1454,6 +1454,7 @@ 1454 1454 1455 1455 [[image:1653358238933-385.png]] 1456 1456 1503 + 1457 1457 ((( 1458 1458 In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below: 1459 1459 ))) ... ... @@ -1460,6 +1460,7 @@ 1460 1460 1461 1461 [[image:1653358355238-883.png]] 1462 1462 1510 + 1463 1463 ((( 1464 1464 More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1465 1465 ))) ... ... @@ -1650,12 +1650,16 @@ 1650 1650 1651 1651 ))) 1652 1652 1701 + 1702 + 1653 1653 == 4.2 Common AT Command Sequence == 1654 1654 1655 1655 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1656 1656 1657 1657 ((( 1658 -If device has not joined network yet: 1708 + 1709 + 1710 +**If device has not joined network yet:** 1659 1659 ))) 1660 1660 1661 1661 ((( ... ... @@ -1680,7 +1680,7 @@ 1680 1680 1681 1681 1682 1682 ((( 1683 -If device already joined network: 1735 +**If device already joined network:** 1684 1684 ))) 1685 1685 1686 1686 ((( ... ... @@ -1693,10 +1693,14 @@ 1693 1693 1694 1694 ))) 1695 1695 1748 + 1749 + 1696 1696 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1697 1697 1698 1698 ((( 1699 -(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1753 + 1754 + 1755 +(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1700 1700 ))) 1701 1701 1702 1702 ((( ... ... @@ -1704,7 +1704,7 @@ 1704 1704 ))) 1705 1705 1706 1706 ((( 1707 -(% style="background-color:#dcdcdc" %) 123456(%%) 1763 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1708 1708 ))) 1709 1709 1710 1710 ((( ... ... @@ -1712,39 +1712,41 @@ 1712 1712 ))) 1713 1713 1714 1714 ((( 1715 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1771 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1716 1716 ))) 1717 1717 1718 1718 ((( 1719 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1775 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1720 1720 ))) 1721 1721 1722 1722 ((( 1723 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1779 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1724 1724 ))) 1725 1725 1726 1726 ((( 1727 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1783 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1728 1728 ))) 1729 1729 1730 1730 ((( 1731 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1787 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1732 1732 ))) 1733 1733 1734 1734 ((( 1735 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1791 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1736 1736 ))) 1737 1737 1738 1738 ((( 1739 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1795 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1740 1740 ))) 1741 1741 1742 1742 ((( 1743 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1799 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1744 1744 ))) 1745 1745 1746 1746 ((( 1747 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1803 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1804 + 1805 + 1748 1748 ))) 1749 1749 1750 1750 ((( ... ... @@ -1766,6 +1766,7 @@ 1766 1766 1767 1767 ))) 1768 1768 1827 + 1769 1769 === 4.2.3 Change to Class A === 1770 1770 1771 1771 If sensor JOINED ... ... @@ -1777,19 +1777,25 @@ 1777 1777 1778 1778 == 5.1 How to upgrade the image? == 1779 1779 1839 + 1780 1780 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1781 1781 1782 1782 * Support new features 1783 1783 * For bug fix 1784 1784 * Change LoRaWAN bands. 1845 + 1785 1785 Below shows the hardware connection for how to upload an image to the LT: 1786 -* [[image:1653359603330-121.png]] 1787 1787 1848 +[[image:1653359603330-121.png]] 1849 + 1850 + 1788 1788 ((( 1789 -**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 1790 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1791 -**Step3: **Open flashloader; choose the correct COM port to update. 1792 -**For LT-22222-L**: 1852 +(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 1853 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1854 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1855 + 1856 + 1857 +(% style="color:blue" %)**For LT-22222-L**(%%): 1793 1793 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. 1794 1794 ))) 1795 1795 ... ... @@ -1799,6 +1799,7 @@ 1799 1799 1800 1800 [[image:image-20220524104033-15.png]] 1801 1801 1867 + 1802 1802 (% 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: 1803 1803 1804 1804 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1806,6 +1806,8 @@ 1806 1806 1807 1807 ((( 1808 1808 ((( 1875 + 1876 + 1809 1809 == 5.2 How to change the LoRa Frequency Bands/Region? == 1810 1810 ))) 1811 1811 ))) ... ... @@ -1812,11 +1812,11 @@ 1812 1812 1813 1813 ((( 1814 1814 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1815 - 1816 - 1817 1817 ))) 1818 1818 1819 1819 ((( 1886 + 1887 + 1820 1820 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1821 1821 ))) 1822 1822 ... ... @@ -1829,6 +1829,8 @@ 1829 1829 ((( 1830 1830 ((( 1831 1831 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1900 + 1901 + 1832 1832 ))) 1833 1833 ))) 1834 1834 ... ... @@ -1844,23 +1844,25 @@ 1844 1844 (% 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. 1845 1845 ))) 1846 1846 1917 + 1847 1847 ((( 1848 1848 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1849 1849 ))) 1850 1850 1851 1851 ((( 1852 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1853 -(% style="background-color:#dcdcdc" %)AT+FDR 1854 -(% style="background-color:#dcdcdc" %)123456 1855 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1856 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1857 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1858 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 1859 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 1860 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1861 -(% style="background-color:#dcdcdc" %)ATZ 1923 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1924 +(% style="background-color:#dcdcdc" %)AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1925 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1926 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode 1927 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off 1928 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1929 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1930 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1931 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1932 +(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 1862 1862 ))) 1863 1863 1935 + 1864 1864 ((( 1865 1865 As shown in below: 1866 1866 ))) ... ... @@ -1877,11 +1877,19 @@ 1877 1877 == 5.5 Can i use point to point communication for LT-22222-L? == 1878 1878 1879 1879 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1880 - 1881 - 1882 1882 ))) 1883 1883 1884 1884 ((( 1955 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? == 1956 + 1957 +If the device is not shut down, but directly powered off. 1958 + 1959 +It will default that this is a power-off state. 1960 + 1961 +In modes 2 to 5, DO RO status and pulse count are saved in flash. 1962 + 1963 +After restart, the status before power failure will be read from flash. 1964 + 1885 1885 = 6. Trouble Shooting = 1886 1886 ))) 1887 1887 ... ... @@ -1893,11 +1893,11 @@ 1893 1893 1894 1894 ((( 1895 1895 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1896 - 1897 - 1898 1898 ))) 1899 1899 1900 1900 ((( 1979 + 1980 + 1901 1901 == 6.2 Have trouble to upload image. == 1902 1902 ))) 1903 1903 ... ... @@ -1907,9 +1907,7 @@ 1907 1907 1908 1908 ((( 1909 1909 1910 -))) 1911 1911 1912 -((( 1913 1913 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1914 1914 ))) 1915 1915 ... ... @@ -1917,147 +1917,55 @@ 1917 1917 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1918 1918 ))) 1919 1919 1920 -((( 1921 - 1922 -))) 1923 1923 1924 - (((1999 + 1925 1925 = 7. Order Info = 1926 -))) 1927 1927 1928 -((( 1929 -((( 2002 + 1930 1930 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1931 -))) 1932 -))) 1933 1933 1934 -((( 1935 -((( 2005 + 1936 1936 (% style="color:#4f81bd" %)**XXX:** 1937 -))) 1938 -))) 1939 1939 1940 -((( 1941 -* ((( 1942 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1943 -))) 1944 -))) 2008 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2009 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2010 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2011 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2012 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2013 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2014 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2015 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2016 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1945 1945 1946 -((( 1947 -* ((( 1948 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1949 -))) 1950 -))) 1951 - 1952 -((( 1953 -* ((( 1954 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1955 -))) 1956 -))) 1957 - 1958 -((( 1959 -* ((( 1960 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1961 -))) 1962 -))) 1963 - 1964 -((( 1965 -* ((( 1966 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1967 -))) 1968 -))) 1969 - 1970 -((( 1971 -* ((( 1972 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1973 -))) 1974 -))) 1975 - 1976 -((( 1977 -* ((( 1978 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1979 -))) 1980 -))) 1981 - 1982 -((( 1983 -* ((( 1984 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1985 -))) 1986 -))) 1987 - 1988 -((( 1989 -* ((( 1990 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1991 - 1992 - 1993 -))) 1994 - 1995 1995 = 8. Packing Info = 1996 -))) 1997 1997 1998 -((( 1999 -((( 2020 + 2000 2000 **Package Includes**: 2001 -))) 2002 -))) 2003 2003 2004 -((( 2005 -((( 2006 2006 * LT-22222-L I/O Controller x 1 2007 2007 * Stick Antenna for LoRa RF part x 1 2008 2008 * Bracket for controller x1 2009 2009 * Program cable x 1 2010 -))) 2011 -))) 2012 2012 2013 -((( 2014 -((( 2015 2015 **Dimension and weight**: 2016 -))) 2017 -))) 2018 2018 2019 -((( 2020 -((( 2021 2021 * Device Size: 13.5 x 7 x 3 cm 2022 2022 * Device Weight: 105g 2023 2023 * Package Size / pcs : 14.5 x 8 x 5 cm 2024 2024 * Weight / pcs : 170g 2025 2025 2026 - 2027 -))) 2028 -))) 2029 - 2030 -((( 2031 2031 = 9. Support = 2032 -))) 2033 2033 2034 2034 * ((( 2035 -((( 2036 2036 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. 2037 2037 ))) 2038 -))) 2039 2039 * ((( 2040 -((( 2041 -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 2041 +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]] 2042 2042 ))) 2043 -))) 2044 2044 2045 -((( 2046 -((( 2047 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2048 - 2049 - 2050 -))) 2051 - 2052 -((( 2053 2053 = 10. Reference = 2054 2054 2055 -* Product Page: 2056 - 2057 -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]] 2058 - 2046 +* 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]] 2059 2059 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2060 2060 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2061 2061 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2062 -))) 2063 -)))