Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
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... ... @@ -15,13 +15,16 @@ 15 15 16 16 = 1.Introduction = 17 17 18 + 18 18 == 1.1 What is LT Series I/O Controller == 19 19 20 20 ((( 21 21 22 22 24 +((( 23 23 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. 24 24 ))) 27 +))) 25 25 26 26 ((( 27 27 The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on. ... ... @@ -36,11 +36,13 @@ 36 36 ))) 37 37 38 38 ((( 39 -1) If user ’s area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.42 +1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless. 40 40 ))) 41 41 42 42 ((( 43 43 2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless. 47 + 48 + 44 44 ))) 45 45 46 46 ((( ... ... @@ -55,7 +55,7 @@ 55 55 ((( 56 56 57 57 58 -**Hardware System:** 63 +(% style="color:#037691" %)**Hardware System:** 59 59 ))) 60 60 61 61 * ((( ... ... @@ -80,7 +80,7 @@ 80 80 ((( 81 81 82 82 83 -**Interface for Model: LT22222-L:** 88 +(% style="color:#037691" %)**Interface for Model: LT22222-L:** 84 84 ))) 85 85 86 86 * ((( ... ... @@ -105,7 +105,7 @@ 105 105 ((( 106 106 107 107 108 -**LoRa Spec:** 113 +(% style="color:#037691" %)**LoRa Spec:** 109 109 ))) 110 110 111 111 * ((( ... ... @@ -166,14 +166,16 @@ 166 166 Packet engine up to 256 bytes with CRC. 167 167 168 168 174 + 169 169 170 170 ))) 171 171 172 172 == 1.3 Features == 173 173 180 + 174 174 * LoRaWAN Class A & Class C protocol 175 175 * Optional Customized LoRa Protocol 176 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865 183 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869 177 177 * AT Commands to change parameters 178 178 * Remote configure parameters via LoRa Downlink 179 179 * Firmware upgradable via program port ... ... @@ -180,8 +180,11 @@ 180 180 * Counting 181 181 182 182 190 + 191 + 183 183 == 1.4 Applications == 184 184 194 + 185 185 * Smart Buildings & Home Automation 186 186 * Logistics and Supply Chain Management 187 187 * Smart Metering ... ... @@ -190,8 +190,11 @@ 190 190 * Smart Factory 191 191 192 192 203 + 204 + 193 193 == 1.5 Hardware Variants == 194 194 207 + 195 195 (% border="1" style="background-color:#f7faff; width:500px" %) 196 196 |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description** 197 197 |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)((( ... ... @@ -204,12 +204,18 @@ 204 204 ))) 205 205 206 206 220 + 207 207 = 2. Power ON Device = 208 208 223 + 224 +((( 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. 226 +))) 210 210 211 211 ((( 212 212 PWR will on when device is properly powered. 230 + 231 + 213 213 ))) 214 214 215 215 [[image:1653297104069-180.png]] ... ... @@ -218,8 +218,10 @@ 218 218 219 219 = 3. Operation Mode = 220 220 240 + 221 221 == 3.1 How it works? == 222 222 243 + 223 223 ((( 224 224 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. 225 225 ))) ... ... @@ -229,10 +229,14 @@ 229 229 ))) 230 230 231 231 253 + 232 232 == 3.2 Example to join LoRaWAN network == 233 233 256 + 234 234 ((( 235 235 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. 259 + 260 + 236 236 ))) 237 237 238 238 [[image:image-20220523172350-1.png||height="266" width="864"]] ... ... @@ -240,6 +240,8 @@ 240 240 241 241 ((( 242 242 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: 268 + 269 + 243 243 ))) 244 244 245 245 ((( ... ... @@ -255,18 +255,21 @@ 255 255 256 256 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 257 257 258 -Add APP EUI in the application. 285 +**Add APP EUI in the application.** 259 259 260 260 [[image:1653297955910-247.png||height="321" width="716"]] 261 261 262 262 263 -Add APP KEY and DEV EUI 290 +**Add APP KEY and DEV EUI** 264 264 265 265 [[image:1653298023685-319.png]] 266 266 267 267 295 + 268 268 ((( 269 269 (% 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. 298 + 299 + 270 270 ))) 271 271 272 272 [[image:1653298044601-602.png||height="405" width="709"]] ... ... @@ -275,20 +275,22 @@ 275 275 276 276 == 3.3 Uplink Payload == 277 277 308 + 278 278 There are five working modes + one interrupt mode on LT for different type application: 279 279 280 -* **(% style="color:blue" %)MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO281 -* **(% style="color:blue" %)MOD2**(%%): Double DI Counting + DO + RO282 -* **(% style="color:blue" %)MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO283 -* **(% style="color:blue" %)MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO284 -* **(% style="color:blue" %)MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO285 -* **(% style="color:blue" %)ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5311 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 312 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 313 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO 314 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO 315 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 316 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 286 286 287 - 288 - 289 289 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 290 290 320 + 321 +((( 291 291 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. 323 +))) 292 292 293 293 [[image:image-20220523174024-3.png]] 294 294 ... ... @@ -304,7 +304,7 @@ 304 304 * DI is for digital input. DIx=1: high or float, DIx=0: low. 305 305 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 306 306 307 -(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L 339 +(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L** 308 308 309 309 For example if payload is: [[image:image-20220523175847-2.png]] 310 310 ... ... @@ -342,7 +342,9 @@ 342 342 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 343 343 344 344 377 +((( 345 345 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 379 +))) 346 346 347 347 ((( 348 348 Total : 11 bytes payload ... ... @@ -362,7 +362,7 @@ 362 362 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 363 363 364 364 ((( 365 -(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L. 399 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 366 366 ))) 367 367 368 368 ((( ... ... @@ -374,16 +374,22 @@ 374 374 (% class="box infomessage" %) 375 375 ((( 376 376 ((( 411 +((( 377 377 **AT+MOD=2** 413 +))) 378 378 415 +((( 379 379 **ATZ** 380 380 ))) 381 381 ))) 419 +))) 382 382 383 383 ((( 384 384 385 385 386 386 (% style="color:#4f81bd" %)**AT Commands for counting:** 425 + 426 + 387 387 ))) 388 388 389 389 ((( ... ... @@ -407,11 +407,14 @@ 407 407 408 408 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 409 409 450 + 410 410 **LT22222-L**: This mode the DI1 is used as a counting pin. 411 411 412 412 [[image:image-20220523181246-5.png]] 413 413 414 414 ((( 456 + 457 + 415 415 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 416 416 ))) 417 417 ... ... @@ -422,9 +422,10 @@ 422 422 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 423 423 424 424 ((( 425 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L. 468 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 426 426 ))) 427 427 471 + 428 428 ((( 429 429 **To use counting mode, please run:** 430 430 ))) ... ... @@ -432,11 +432,15 @@ 432 432 (% class="box infomessage" %) 433 433 ((( 434 434 ((( 479 +((( 435 435 **AT+MOD=3** 481 +))) 436 436 483 +((( 437 437 **ATZ** 438 438 ))) 439 439 ))) 487 +))) 440 440 441 441 ((( 442 442 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. ... ... @@ -447,9 +447,13 @@ 447 447 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 448 448 449 449 498 +((( 450 450 **LT22222-L**: This mode the DI1 is used as a counting pin. 500 +))) 451 451 502 +((( 452 452 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. 504 +))) 453 453 454 454 [[image:image-20220523181903-8.png]] 455 455 ... ... @@ -465,7 +465,7 @@ 465 465 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 466 466 467 467 ((( 468 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L. 520 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 469 469 ))) 470 470 471 471 ((( ... ... @@ -477,14 +477,17 @@ 477 477 (% class="box infomessage" %) 478 478 ((( 479 479 ((( 532 +((( 480 480 **AT+MOD=4** 534 +))) 481 481 536 +((( 482 482 **ATZ** 483 483 ))) 484 484 ))) 540 +))) 485 485 486 486 487 - 488 488 ((( 489 489 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 490 490 ))) ... ... @@ -526,7 +526,7 @@ 526 526 ))) 527 527 528 528 ((( 529 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L. 584 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 530 530 ))) 531 531 532 532 ((( ... ... @@ -538,11 +538,15 @@ 538 538 (% class="box infomessage" %) 539 539 ((( 540 540 ((( 596 +((( 541 541 **AT+MOD=5** 598 +))) 542 542 600 +((( 543 543 **ATZ** 544 544 ))) 545 545 ))) 604 +))) 546 546 547 547 ((( 548 548 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. ... ... @@ -557,8 +557,8 @@ 557 557 558 558 For example, if user has configured below commands: 559 559 560 -* **AT+MOD=1 ** **~-~->** The normal working mode 561 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 619 +* **AT+MOD=1 ** **~-~->** The normal working mode 620 +* **AT+ADDMOD6=1** **~-~->** Enable trigger 562 562 563 563 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 564 564 ... ... @@ -567,10 +567,12 @@ 567 567 568 568 (% style="color:#037691" %)**AT Command to set Trigger Condition**: 569 569 629 + 570 570 (% style="color:#4f81bd" %)**Trigger base on voltage**: 571 571 572 572 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> 573 573 634 + 574 574 **Example:** 575 575 576 576 AT+AVLIM=3000,6000,0,2000 (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink) ... ... @@ -583,6 +583,7 @@ 583 583 584 584 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> 585 585 647 + 586 586 **Example:** 587 587 588 588 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) ... ... @@ -601,6 +601,7 @@ 601 601 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 602 602 603 603 666 + 604 604 (% style="color:#037691" %)**Downlink Command to set Trigger Condition:** 605 605 606 606 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** ... ... @@ -649,6 +649,7 @@ 649 649 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW 650 650 651 651 715 + 652 652 (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 653 653 654 654 [[image:image-20220524090249-3.png]] ... ... @@ -660,6 +660,7 @@ 660 660 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. 661 661 662 662 727 + 663 663 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below 664 664 665 665 [[image:image-20220524090456-4.png]] ... ... @@ -673,6 +673,7 @@ 673 673 00000101: Means both DI1 and DI2 trigger are enabled. 674 674 675 675 741 + 676 676 (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable. 677 677 678 678 Downlink command to poll MOD6 status: ... ... @@ -688,39 +688,51 @@ 688 688 ((( 689 689 690 690 691 -**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/]] 692 - 693 - 757 +**Decoder for TTN/loraserver/ChirpStack**: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]] 694 694 ))) 695 695 696 696 761 + 697 697 == 3.4 Configure LT via AT or Downlink == 698 698 764 + 765 +((( 699 699 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands 767 +))) 700 700 701 701 ((( 770 +((( 702 702 There are two kinds of Commands: 703 703 ))) 773 +))) 704 704 705 -* (% style="color: #4f81bd" %)**Common Commands**(%%): They should be available for each sensor, 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]]775 +* (% style="color:blue" %)**Common Commands**(%%): They should be available for each sensor, 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]] 706 706 707 -* (% style="color: #4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below:777 +* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 708 708 779 + 780 + 781 + 709 709 === 3.4.1 Common Commands === 710 710 784 + 785 +((( 711 711 They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 787 +))) 712 712 713 713 714 714 715 715 === 3.4.2 Sensor related commands === 716 716 793 + 717 717 ==== 3.4.2.1 Set Transmit Interval ==== 718 718 796 + 719 719 Set device uplink interval. 720 720 721 721 * (% style="color:#037691" %)**AT Command:** 722 722 723 -**AT+TDC=N ** 801 +(% style="color:blue" %)**AT+TDC=N ** 724 724 725 725 726 726 **Example: **AT+TDC=30000. Means set interval to 30 seconds ... ... @@ -728,18 +728,18 @@ 728 728 729 729 * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 730 730 731 -**0x01 aa bb cc 809 +(% style="color:blue" %)**0x01 aa bb cc **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)** 732 732 733 733 734 734 735 - 736 736 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 737 737 815 + 738 738 Set work mode. 739 739 740 740 * (% style="color:#037691" %)**AT Command:** 741 741 742 -**AT+MOD=N ** 820 +(% style="color:blue" %)**AT+MOD=N ** 743 743 744 744 745 745 **Example**: AT+MOD=2. Set work mode to Double DI counting mode ... ... @@ -747,13 +747,13 @@ 747 747 748 748 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 749 749 750 -**0x0A aa 828 +(% style="color:blue" %)**0x0A aa **(%%)** ** ~/~/ Same as AT+MOD=aa 751 751 752 752 753 753 754 - 755 755 ==== 3.4.2.3 Poll an uplink ==== 756 756 834 + 757 757 * (% style="color:#037691" %)**AT Command:** 758 758 759 759 There is no AT Command to poll uplink ... ... @@ -761,8 +761,9 @@ 761 761 762 762 * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 763 763 764 -**0x08 FF 842 +(% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 765 765 844 + 766 766 **Example**: 0x08FF, ask device to send an Uplink 767 767 768 768 ... ... @@ -769,20 +769,21 @@ 769 769 770 770 ==== 3.4.2.4 Enable Trigger Mode ==== 771 771 851 + 772 772 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 773 773 774 774 * (% style="color:#037691" %)**AT Command:** 775 775 776 -**AT+ADDMOD6=1 or 0** 856 +(% style="color:blue" %)**AT+ADDMOD6=1 or 0** 777 777 778 -1: Enable Trigger Mode 858 +(% style="color:red" %)**1:** (%%)Enable Trigger Mode 779 779 780 -0: Disable Trigger Mode 860 +(% style="color:red" %)**0: **(%%)Disable Trigger Mode 781 781 782 782 783 783 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 784 784 785 -**0x0A 06 aa ** ~/~/ Same as AT+ADDMOD6=aa 865 +(% style="color:blue" %)**0x0A 06 aa **(%%) ~/~/ Same as AT+ADDMOD6=aa 786 786 787 787 788 788 ... ... @@ -789,6 +789,7 @@ 789 789 790 790 ==== 3.4.2.5 Poll trigger settings ==== 791 791 872 + 792 792 Poll trigger settings, 793 793 794 794 * (% style="color:#037691" %)**AT Command:** ... ... @@ -798,18 +798,18 @@ 798 798 799 799 * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 800 800 801 -**0xAB 06 882 +(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command 802 802 803 803 804 804 805 - 806 806 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 807 807 888 + 808 808 Enable Disable DI1/DI2/DI2 as trigger, 809 809 810 810 * (% style="color:#037691" %)**AT Command:** 811 811 812 -**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 893 +(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 813 813 814 814 815 815 **Example:** ... ... @@ -818,22 +818,22 @@ 818 818 819 819 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 820 820 821 -**0xAA 02 aa bb 902 +(% style="color:blue" %)**0xAA 02 aa bb ** (%%) ~/~/ Same as AT+DTRI=aa,bb 822 822 823 823 824 824 825 - 826 826 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 827 827 908 + 828 828 Set DI1 or DI3(for LT-33222-L) trigger. 829 829 830 830 * (% style="color:#037691" %)**AT Command:** 831 831 832 -**AT+TRIG1=a,b** 913 +(% style="color:blue" %)**AT+TRIG1=a,b** 833 833 834 -a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 915 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 835 835 836 -b : delay timing. 917 +(% style="color:red" %)**b :** (%%)delay timing. 837 837 838 838 839 839 **Example:** ... ... @@ -842,22 +842,25 @@ 842 842 843 843 844 844 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 845 -* **0x09 01 aa bb cc ** ~/~/ same as AT+TRIG1=aa,0x(bb cc) 846 846 927 +(% style="color:blue" %)**0x09 01 aa bb cc ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc) 928 + 929 + 930 + 847 847 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 848 848 933 + 849 849 Set DI2 trigger. 850 850 851 851 * (% style="color:#037691" %)**AT Command:** 852 852 853 -**AT+TRIG2=a,b** 938 +(% style="color:blue" %)**AT+TRIG2=a,b** 854 854 940 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 855 855 856 - a: Interrupt mode. 0: falling edge; 1:isingedge,2:fallingandraisingedge(for MOD=1).942 +(% style="color:red" %)**b :** (%%)delay timing. 857 857 858 -b : delay timing. 859 859 860 - 861 861 **Example:** 862 862 863 863 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) ... ... @@ -865,60 +865,60 @@ 865 865 866 866 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 867 867 868 -**0x09 02 aa bb cc 952 +(% style="color:blue" %)**0x09 02 aa bb cc ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc) 869 869 870 870 871 871 872 - 873 873 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 874 874 958 + 875 875 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 876 876 877 877 * (% style="color:#037691" %)**AT Command** 878 878 879 -**AT+ACLIM** 963 +(% style="color:blue" %)**AT+ACLIM** 880 880 881 881 882 882 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 883 883 884 -**0x AA 01 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 968 +(% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 885 885 886 886 887 887 888 - 889 889 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 890 890 974 + 891 891 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 892 892 893 893 * (% style="color:#037691" %)**AT Command** 894 894 895 -**AT+AVLIM 979 +(% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 896 896 897 897 898 898 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 899 899 900 -**0x AA 00 aa bb cc dd ee ff gg hh ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 984 +(% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 901 901 902 902 903 903 904 - 905 905 ==== 3.4.2.11 Trigger – Set minimum interval ==== 906 906 990 + 907 907 Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger. 908 908 909 909 * (% style="color:#037691" %)**AT Command** 910 910 911 -**AT+ATDC=5 ** Device won't response the second trigger within 5 minute after the first trigger. 995 +(% style="color:blue" %)**AT+ATDC=5 ** (%%)Device won't response the second trigger within 5 minute after the first trigger. 912 912 913 913 914 914 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 915 915 916 -**0x AC aa bb ** ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 1000 +(% style="color:blue" %)**0x AC aa bb **(%%) ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 917 917 918 918 ((( 919 919 920 920 921 -(% style="color:red" %)Note: ATDC setting must be more than 5min 1005 +(% style="color:red" %)**Note: ATDC setting must be more than 5min** 922 922 ))) 923 923 924 924 ... ... @@ -925,6 +925,7 @@ 925 925 926 926 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 927 927 1012 + 928 928 * (% style="color:#037691" %)**AT Command** 929 929 930 930 There is no AT Command to control Digital Output ... ... @@ -931,7 +931,7 @@ 931 931 932 932 933 933 * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 934 -* **0x02 aa bb cc **~/~/ Set DO1/DO2/DO3 output 1019 +* (% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 935 935 936 936 ((( 937 937 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. ... ... @@ -944,18 +944,18 @@ 944 944 [[image:image-20220524092754-5.png]] 945 945 946 946 ((( 947 -(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value. 1032 +(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.** 948 948 ))) 949 949 950 950 ((( 951 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully. 1036 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 952 952 ))) 953 953 954 954 955 955 956 - 957 957 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 958 958 1043 + 959 959 * (% style="color:#037691" %)**AT Command** 960 960 961 961 There is no AT Command to control Digital Output ... ... @@ -963,7 +963,7 @@ 963 963 964 964 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)** 965 965 966 -**0xA9 aa bb cc **~/~/ Set DO1/DO2/DO3 output with time control 1051 +(% style="color:blue" %)**0xA9 aa bb cc **(%%) ~/~/ Set DO1/DO2/DO3 output with time control 967 967 968 968 969 969 This is to control the digital output time of DO pin. Include four bytes: ... ... @@ -992,11 +992,11 @@ 992 992 [[image:image-20220524093351-8.png]] 993 993 994 994 995 -(% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1080 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**: 996 996 997 997 Latching time. Unit: ms 998 998 999 -Device will upload a packet if downlink code executes successfully. 1084 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 1000 1000 1001 1001 1002 1002 **Example payload:** ... ... @@ -1019,9 +1019,9 @@ 1019 1019 1020 1020 1021 1021 1022 - 1023 1023 ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1024 1024 1109 + 1025 1025 * (% style="color:#037691" %)**AT Command:** 1026 1026 1027 1027 There is no AT Command to control Relay Output ... ... @@ -1029,7 +1029,7 @@ 1029 1029 1030 1030 * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):** 1031 1031 1032 -**0x03 aa bb **~/~/ Set RO1/RO2 output 1117 +(% style="color:blue" %)**0x03 aa bb ** (%%)~/~/ Set RO1/RO2 output 1033 1033 1034 1034 1035 1035 ((( ... ... @@ -1044,7 +1044,7 @@ 1044 1044 [[image:image-20220524093724-9.png]] 1045 1045 ))) 1046 1046 1047 -Device will upload a packet if downlink code executes successfully. 1132 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 1048 1048 1049 1049 1050 1050 ... ... @@ -1051,6 +1051,7 @@ 1051 1051 1052 1052 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1053 1053 1139 + 1054 1054 * (% style="color:#037691" %)**AT Command:** 1055 1055 1056 1056 There is no AT Command to control Relay Output ... ... @@ -1058,7 +1058,7 @@ 1058 1058 1059 1059 * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):** 1060 1060 1061 -**0x05 aa bb cc dd **~/~/ Set RO1/RO2 relay with time control 1147 +(% style="color:blue" %)**0x05 aa bb cc dd ** (%%)~/~/ Set RO1/RO2 relay with time control 1062 1062 1063 1063 1064 1064 This is to control the relay output time of relay. Include four bytes: ... ... @@ -1074,110 +1074,211 @@ 1074 1074 1075 1075 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1076 1076 1077 -[[image:image-20220 524093831-10.png]]1163 +[[image:image-20221008095908-1.png||height="364" width="564"]] 1078 1078 1079 1079 1080 -(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1166 +(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms 1081 1081 1082 -Device will upload a packet if downlink code executes successfully. 1168 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 1083 1083 1084 1084 1085 1085 **Example payload:** 1086 1086 1087 -**~1. 05 01 11 07 D 0**1173 +**~1. 05 01 11 07 D** 1088 1088 1089 -Relay1 and Relay 2 will be set to N O, last 2 seconds, then change back to original state.1175 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state. 1090 1090 1091 1091 **2. 05 01 10 07 D0** 1092 1092 1093 -Relay1 will change to N O, Relay2 will change to NC, last 2 seconds, then both change back to original state.1179 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state. 1094 1094 1095 1095 **3. 05 00 01 07 D0** 1096 1096 1097 -Relay1 will change to N C, Relay2 will change to NO, last 2 seconds, then relay change to NO,C.1183 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO. 1098 1098 1099 1099 **4. 05 00 00 07 D0** 1100 1100 1101 -Relay 1 & relay2 will change to N C, last 2 seconds, then both change to NO.1187 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC. 1102 1102 1103 1103 1104 1104 1105 - 1106 1106 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1107 1107 1193 + 1108 1108 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1109 1109 1110 1110 * (% style="color:#037691" %)**AT Command:** 1111 1111 1112 -**AT+VOLMAX ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1198 +(% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1113 1113 1114 1114 1115 1115 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1116 1116 1117 -**0xA5 aa bb cc **~/~/ Same as AT+VOLMAX=(aa bb),cc 1203 +(% style="color:blue" %)**0xA5 aa bb cc ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc 1118 1118 1119 1119 1120 1120 1121 - 1122 1122 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1123 1123 1209 + 1124 1124 * (% style="color:#037691" %)**AT Command:** 1125 1125 1126 -**AT+SETCNT=aa,(bb cc dd ee) ** 1212 +(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1127 1127 1128 -aa: 1: Set count1 ,1214 +(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count 1129 1129 1130 - 2:Setunt2,1216 +(% style="color:red" %)**bb cc dd ee: **(%%)number to be set 1131 1131 1132 -3: Set AV1 count 1133 1133 1134 -Bb cc dd ee: number to be set 1135 - 1136 - 1137 1137 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):** 1138 1138 1139 -**0x A8 aa bb cc dd ee **~/~/ same as AT+SETCNT=aa,(bb cc dd ee) 1221 +(% style="color:blue" %)**0x A8 aa bb cc dd ee ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee) 1140 1140 1141 1141 1142 1142 1143 - 1144 1144 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1145 1145 1227 + 1146 1146 Clear counting for counting mode 1147 1147 1148 1148 * (% style="color:#037691" %)**AT Command:** 1149 1149 1150 -**AT+CLRCOUNT ** ~/~/ clear all counting 1232 +(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1151 1151 1152 1152 1153 1153 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1154 1154 1155 -**0x A6 01 ** ~/~/ clear all counting 1237 +(% style="color:blue" %)**0x A6 01 ** (%%)~/~/ clear all counting 1156 1156 1157 1157 1158 1158 1159 - 1160 1160 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1161 1161 1243 + 1162 1162 * (% style="color:#037691" %)**AT Command:** 1163 1163 1164 -**AT+COUTIME=60 **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30) 1246 +(% style="color:blue" %)**AT+COUTIME=60 **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30) 1165 1165 1166 1166 1167 1167 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):** 1168 1168 1169 -**0x A7 aa bb cc **~/~/ same as AT+COUTIME =aa bb cc, 1251 +(% style="color:blue" %)**0x A7 aa bb cc ** (%%)~/~/ same as AT+COUTIME =aa bb cc, 1170 1170 1171 1171 ((( 1172 1172 range: aa bb cc:0 to 16777215, (unit:second) 1255 +))) 1173 1173 1257 + 1258 + 1259 +==== 3.4.2.20 Reset save DR DO state ==== 1260 + 1261 + 1262 +* (% style="color:#037691" %)**AT Command:** 1263 + 1264 +(% style="color:blue" %)**AT+RODORET=1 **(%%)~/~/ RODO will close when the device joining the network. (default) 1265 + 1266 +(% style="color:blue" %)**AT+RODORET=0 **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network. 1267 + 1268 + 1269 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):** 1270 + 1271 +(% style="color:blue" %)**0x AD aa ** (%%)~/~/ same as AT+RODORET =aa 1272 + 1273 + 1274 + 1275 +==== 3.4.2.21 Encrypted payload ==== 1276 + 1277 + 1278 +* (% style="color:#037691" %)**AT Command:** 1279 + 1280 +(% style="color:blue" %)**AT+DECRYPT=1 ** (%%)~/~/ The payload is uploaded without encryption 1281 + 1282 +(% style="color:blue" %)**AT+DECRYPT=0 **(%%)~/~/ Encrypt when uploading payload (default) 1283 + 1284 + 1285 + 1286 +==== 3.4.2.22 Get sensor value ==== 1287 + 1288 + 1289 +* (% style="color:#037691" %)**AT Command:** 1290 + 1291 +(% style="color:blue" %)**AT+GETSENSORVALUE=0 **(%%)~/~/ The serial port gets the reading of the current sensor 1292 + 1293 +(% style="color:blue" %)**AT+GETSENSORVALUE=1 **(%%)~/~/ The serial port gets the current sensor reading and uploads it. 1294 + 1295 + 1296 + 1297 +==== 3.4.2.23 Resets the downlink packet count ==== 1298 + 1299 + 1300 +* (% style="color:#037691" %)**AT Command:** 1301 + 1302 +(% style="color:blue" %)**AT+DISFCNTCHECK=0 **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default) 1303 + 1304 +(% style="color:blue" %)**AT+DISFCNTCHECK=1 **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count. 1305 + 1306 + 1307 + 1308 + 1309 +==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ==== 1310 + 1311 + 1312 +* (% style="color:#037691" %)**AT Command:** 1313 + 1314 +(% style="color:blue" %)**AT+DISMACANS=0** (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default) 1315 + 1316 +(% style="color:blue" %)**AT+DISMACANS=1** (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part. 1317 + 1318 + 1319 +* (% style="color:#037691" %)**Downlink Payload **(%%)**:** 1320 + 1321 +(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set the DISMACANS=1 1322 + 1323 + 1324 + 1325 + 1326 +==== 3.4.2.25 Copy downlink to uplink ==== 1327 + 1328 + 1329 +* (% style="color:#037691" %)**AT Command**(%%)**:** 1330 + 1331 +(% style="color:blue" %)**AT+RPL=5** (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100. 1332 + 1333 +Example:**aa xx xx xx xx** ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent. 1334 + 1335 + 1336 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]] 1337 + 1338 +For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77. 1339 + 1340 + 1341 + 1342 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]] 1343 + 1344 +For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned. 1345 + 1346 + 1347 + 1348 +==== 3.4.2.26 Query version number and frequency band 、TDC ==== 1349 + 1350 + 1351 +* ((( 1352 +(% style="color:#037691" %)**Downlink Payload**(%%)**:** 1353 + 1354 +(% style="color:blue" %)**26 01 ** (%%) ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time. 1355 + 1174 1174 1175 1175 ))) 1176 1176 1359 +**Example:** 1177 1177 1361 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]] 1178 1178 1363 + 1364 + 1179 1179 == 3.5 Integrate with Mydevice == 1180 1180 1367 + 1181 1181 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: 1182 1182 1183 1183 ((( ... ... @@ -1186,14 +1186,15 @@ 1186 1186 1187 1187 ((( 1188 1188 (% 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: 1376 + 1377 + 1189 1189 ))) 1190 1190 1191 -[[image:1 653356737703-362.png||height="232" width="732"]]1380 +[[image:image-20220719105525-1.png||height="377" width="677"]] 1192 1192 1193 -[[image:image-20220524094641-11.png||height="390" width="723"]] 1194 1194 1195 1195 1196 -[[image:image-20220 524094641-12.png||height="402" width="718"]]1384 +[[image:image-20220719110247-2.png||height="388" width="683"]] 1197 1197 1198 1198 1199 1199 (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. ... ... @@ -1226,8 +1226,10 @@ 1226 1226 1227 1227 == 3.6 Interface Detail == 1228 1228 1417 + 1229 1229 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1230 1230 1420 + 1231 1231 Support NPN Type sensor 1232 1232 1233 1233 [[image:1653356991268-289.png]] ... ... @@ -1236,6 +1236,7 @@ 1236 1236 1237 1237 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1238 1238 1429 + 1239 1239 ((( 1240 1240 The DI port of LT-22222-L can support NPN or PNP output sensor. 1241 1241 ))) ... ... @@ -1242,7 +1242,9 @@ 1242 1242 1243 1243 ((( 1244 1244 ((( 1245 -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 1436 +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. 1437 + 1438 + 1246 1246 ))) 1247 1247 ))) 1248 1248 ... ... @@ -1267,10 +1267,10 @@ 1267 1267 ))) 1268 1268 1269 1269 * ((( 1270 -Connect sensor ’s output to DI1-1463 +Connect sensor's output to DI1- 1271 1271 ))) 1272 1272 * ((( 1273 -Connect sensor ’s VCC to DI1+.1466 +Connect sensor's VCC to DI1+. 1274 1274 ))) 1275 1275 1276 1276 ((( ... ... @@ -1278,15 +1278,17 @@ 1278 1278 ))) 1279 1279 1280 1280 ((( 1281 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ 1474 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.** 1282 1282 ))) 1283 1283 1284 1284 ((( 1285 -If 1478 +If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal. 1286 1286 ))) 1287 1287 1288 1288 ((( 1289 1289 1483 + 1484 + 1290 1290 ))) 1291 1291 1292 1292 ((( ... ... @@ -1298,10 +1298,10 @@ 1298 1298 ))) 1299 1299 1300 1300 * ((( 1301 -Connect sensor ’s output to DI1+1496 +Connect sensor's output to DI1+ 1302 1302 ))) 1303 1303 * ((( 1304 -Connect sensor ’s GND DI1-.1499 +Connect sensor's GND DI1-. 1305 1305 ))) 1306 1306 1307 1307 ((( ... ... @@ -1318,6 +1318,8 @@ 1318 1318 1319 1319 ((( 1320 1320 1516 + 1517 + 1321 1321 ))) 1322 1322 1323 1323 ((( ... ... @@ -1329,10 +1329,10 @@ 1329 1329 ))) 1330 1330 1331 1331 * ((( 1332 -Connect sensor ’s output to DI1+ with a serial 50K resistor1529 +Connect sensor's output to DI1+ with a serial 50K resistor 1333 1333 ))) 1334 1334 * ((( 1335 -Connect sensor ’s GND DI1-.1532 +Connect sensor's GND DI1-. 1336 1336 ))) 1337 1337 1338 1338 ((( ... ... @@ -1351,6 +1351,7 @@ 1351 1351 1352 1352 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1353 1353 1551 + 1354 1354 NPN output: GND or Float. Max voltage can apply to output pin is 36v. 1355 1355 1356 1356 [[image:1653357531600-905.png]] ... ... @@ -1359,6 +1359,7 @@ 1359 1359 1360 1360 === 3.6.4 Analog Input Interface === 1361 1361 1560 + 1362 1362 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: 1363 1363 1364 1364 ... ... @@ -1371,13 +1371,13 @@ 1371 1371 We take the wind speed sensor as an example for reference only. 1372 1372 1373 1373 1374 -**Specifications of the wind speed sensor:** 1573 +(% style="color:blue" %)**Specifications of the wind speed sensor:** 1375 1375 1376 -Red: 12~~24v 1575 +**Red: 12~~24v** 1377 1377 1378 -Yellow: 4~~20mA 1577 +**Yellow: 4~~20mA** 1379 1379 1380 -Black: GND 1579 +**Black: GND** 1381 1381 1382 1382 1383 1383 **Connection diagram:** ... ... @@ -1390,6 +1390,7 @@ 1390 1390 1391 1391 === 3.6.5 Relay Output === 1392 1392 1592 + 1393 1393 ((( 1394 1394 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: 1395 1395 ))) ... ... @@ -1396,6 +1396,7 @@ 1396 1396 1397 1397 [[image:image-20220524100215-9.png]] 1398 1398 1599 + 1399 1399 [[image:image-20220524100215-10.png||height="382" width="723"]] 1400 1400 1401 1401 ... ... @@ -1402,6 +1402,7 @@ 1402 1402 1403 1403 == 3.7 LEDs Indicators == 1404 1404 1606 + 1405 1405 [[image:image-20220524100748-11.png]] 1406 1406 1407 1407 ... ... @@ -1408,10 +1408,18 @@ 1408 1408 1409 1409 = 4. Use AT Command = 1410 1410 1613 + 1411 1411 == 4.1 Access AT Command == 1412 1412 1616 + 1617 +((( 1413 1413 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. 1619 +))) 1414 1414 1621 +((( 1622 + 1623 +))) 1624 + 1415 1415 [[image:1653358238933-385.png]] 1416 1416 1417 1417 ... ... @@ -1439,7 +1439,7 @@ 1439 1439 ))) 1440 1440 1441 1441 ((( 1442 -AT+<CMD>=? : Get the value 1652 +AT+<CMD>=? : Get the value 1443 1443 ))) 1444 1444 1445 1445 ((( ... ... @@ -1467,11 +1467,11 @@ 1467 1467 ))) 1468 1468 1469 1469 ((( 1470 -AT+APPSKEY: Get or Set the Application Session Key 1680 +AT+APPSKEY: Get or Set the Application Session Key 1471 1471 ))) 1472 1472 1473 1473 ((( 1474 -AT+APPEUI: Get or Set the Application EUI 1684 +AT+APPEUI: Get or Set the Application EUI 1475 1475 ))) 1476 1476 1477 1477 ((( ... ... @@ -1483,7 +1483,7 @@ 1483 1483 ))) 1484 1484 1485 1485 ((( 1486 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1696 +AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1487 1487 ))) 1488 1488 1489 1489 ((( ... ... @@ -1519,7 +1519,7 @@ 1519 1519 ))) 1520 1520 1521 1521 ((( 1522 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1732 +AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1523 1523 ))) 1524 1524 1525 1525 ((( ... ... @@ -1563,7 +1563,7 @@ 1563 1563 ))) 1564 1564 1565 1565 ((( 1566 -AT+VER: Get current image version and Frequency Band 1776 +AT+VER: Get current image version and Frequency Band 1567 1567 ))) 1568 1568 1569 1569 ((( ... ... @@ -1571,7 +1571,7 @@ 1571 1571 ))) 1572 1572 1573 1573 ((( 1574 -AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1784 +AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1575 1575 ))) 1576 1576 1577 1577 ((( ... ... @@ -1614,45 +1614,48 @@ 1614 1614 1615 1615 == 4.2 Common AT Command Sequence == 1616 1616 1827 + 1617 1617 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1618 1618 1619 1619 ((( 1620 1620 1621 1621 1622 -**If device has not joined network yet:** 1833 +((( 1834 +(% style="color:blue" %)**If device has not joined network yet:** 1623 1623 ))) 1836 +))) 1624 1624 1625 1625 ((( 1626 -(% style="background-color:#dcdcdc" %)123456 1839 +(% style="background-color:#dcdcdc" %)**123456** 1627 1627 ))) 1628 1628 1629 1629 ((( 1630 -(% style="background-color:#dcdcdc" %)AT+FDR 1843 +(% style="background-color:#dcdcdc" %)**AT+FDR** 1631 1631 ))) 1632 1632 1633 1633 ((( 1634 -(% style="background-color:#dcdcdc" %)123456 1847 +(% style="background-color:#dcdcdc" %)**123456** 1635 1635 ))) 1636 1636 1637 1637 ((( 1638 -(% style="background-color:#dcdcdc" %)AT+NJM=0 1851 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1639 1639 ))) 1640 1640 1641 1641 ((( 1642 -(% style="background-color:#dcdcdc" %)ATZ 1855 +(% style="background-color:#dcdcdc" %)**ATZ** 1643 1643 ))) 1644 1644 1645 1645 1646 1646 ((( 1647 -**If device already joined network:** 1860 +(% style="color:blue" %)**If device already joined network:** 1648 1648 ))) 1649 1649 1650 1650 ((( 1651 -(% style="background-color:#dcdcdc" %)AT+NJM=0 1864 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1652 1652 ))) 1653 1653 1654 1654 ((( 1655 -(% style="background-color:#dcdcdc" %)ATZ 1868 +(% style="background-color:#dcdcdc" %)**ATZ** 1656 1656 ))) 1657 1657 1658 1658 ... ... @@ -1662,55 +1662,57 @@ 1662 1662 ((( 1663 1663 1664 1664 1665 -(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1878 +((( 1879 +(% style="background-color:#dcdcdc" %)**123456**(%%) ~/~/ Enter Password to have AT access. 1666 1666 ))) 1881 +))) 1667 1667 1668 1668 ((( 1669 -(% style="background-color:#dcdcdc" %) AT+FDR(%%) 1884 +(% style="background-color:#dcdcdc" %)** AT+FDR**(%%) ~/~/ Reset Parameters to Factory Default, Keys Reserve 1670 1670 ))) 1671 1671 1672 1672 ((( 1673 -(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1888 +(% style="background-color:#dcdcdc" %)** 123456**(%%) ~/~/ Enter Password to have AT access. 1674 1674 ))) 1675 1675 1676 1676 ((( 1677 -(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C 1892 +(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%) ~/~/ Set to work in CLASS C 1678 1678 ))) 1679 1679 1680 1680 ((( 1681 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1896 +(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%) ~/~/ Set to ABP mode 1682 1682 ))) 1683 1683 1684 1684 ((( 1685 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1900 +(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%) ~/~/ Set the Adaptive Data Rate Off 1686 1686 ))) 1687 1687 1688 1688 ((( 1689 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1904 +(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%) ~/~/ Set Data Rate 1690 1690 ))) 1691 1691 1692 1692 ((( 1693 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1908 +(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%) ~/~/ Set transmit interval to 60 seconds 1694 1694 ))) 1695 1695 1696 1696 ((( 1697 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1912 +(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%) ~/~/ Set transmit frequency to 868.4Mhz 1698 1698 ))) 1699 1699 1700 1700 ((( 1701 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1916 +(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%) ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server) 1702 1702 ))) 1703 1703 1704 1704 ((( 1705 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) 1920 +(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below 1706 1706 ))) 1707 1707 1708 1708 ((( 1709 -(% 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. 1924 +(% 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. 1710 1710 ))) 1711 1711 1712 1712 ((( 1713 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1928 +(% style="background-color:#dcdcdc" %)** ATZ** (%%) ~/~/ Reset MCU 1714 1714 1715 1715 1716 1716 ))) ... ... @@ -1720,10 +1720,16 @@ 1720 1720 ))) 1721 1721 1722 1722 ((( 1723 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1724 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1725 -3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means. 1726 -4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5 1938 +**~1. Make sure the device is set to ABP mode in the IoT Server.** 1939 + 1940 +**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.** 1941 + 1942 +**3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php? 1943 +dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 1944 + 1945 +**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5** 1946 + 1947 + 1727 1727 ))) 1728 1728 1729 1729 ((( ... ... @@ -1737,13 +1737,19 @@ 1737 1737 1738 1738 === 4.2.3 Change to Class A === 1739 1739 1740 -If sensor JOINED 1741 -(% style="background-color:#dcdcdc" %)AT+CLASS=A 1742 -ATZ 1743 1743 1962 +((( 1963 +(% style="color:blue" %)**If sensor JOINED:** 1744 1744 1965 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A 1966 +ATZ** 1967 +))) 1968 + 1969 + 1970 + 1745 1745 = 5. FAQ = 1746 1746 1973 + 1747 1747 == 5.1 How to upgrade the image? == 1748 1748 1749 1749 ... ... @@ -1760,14 +1760,18 @@ 1760 1760 1761 1761 ((( 1762 1762 (% 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]]. 1763 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dr agino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].1990 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]]. 1764 1764 (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1765 1765 1766 1766 1994 +((( 1767 1767 (% style="color:blue" %)**For LT-22222-L**(%%): 1768 -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. 1996 +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. 1769 1769 ))) 1770 1770 1999 + 2000 +))) 2001 + 1771 1771 [[image:image-20220524103407-12.png]] 1772 1772 1773 1773 [[image:image-20220524103429-13.png]] ... ... @@ -1777,6 +1777,7 @@ 1777 1777 1778 1778 (% 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: 1779 1779 2011 + 1780 1780 [[image:1653360054704-518.png||height="186" width="745"]] 1781 1781 1782 1782 ... ... @@ -1785,6 +1785,8 @@ 1785 1785 1786 1786 1787 1787 == 5.2 How to change the LoRa Frequency Bands/Region? == 2020 + 2021 + 1788 1788 ))) 1789 1789 ))) 1790 1790 ... ... @@ -1795,7 +1795,10 @@ 1795 1795 ((( 1796 1796 1797 1797 2032 + 1798 1798 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 2034 + 2035 + 1799 1799 ))) 1800 1800 1801 1801 ((( ... ... @@ -1813,33 +1813,39 @@ 1813 1813 ))) 1814 1814 1815 1815 ((( 1816 -(% 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. 2053 +(% 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. 2054 + 2055 + 1817 1817 ))) 1818 1818 1819 1819 ((( 1820 1820 [[image:1653360231087-571.png||height="401" width="727"]] 2060 + 2061 + 1821 1821 ))) 1822 1822 1823 1823 ((( 1824 -(% 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. 2065 +(% 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.** 1825 1825 ))) 1826 1826 1827 1827 2069 + 1828 1828 ((( 1829 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 2071 +(% style="color:blue" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 2072 + 2073 + 1830 1830 ))) 1831 1831 1832 1832 ((( 1833 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1834 -(% style="background-color:#dcdcdc" %)AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1835 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1836 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode 1837 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off 1838 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1839 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1840 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1841 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1842 -(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 2077 +(% style="background-color:#dcdcdc" %)**123456** (%%) : Enter Password to have AT access. 2078 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset Parameters to Factory Default, Keys Reserve 2079 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode 2080 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Set the Adaptive Data Rate Off 2081 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Set AT+DR=3 for 915 band) 2082 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds 2083 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz 2084 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%) : Set Device Address to 26 01 1A F1 2085 +(% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 1843 1843 ))) 1844 1844 1845 1845 ... ... @@ -1850,16 +1850,21 @@ 1850 1850 [[image:1653360498588-932.png||height="485" width="726"]] 1851 1851 1852 1852 2096 + 1853 1853 == 5.4 Can I see counting event in Serial? == 1854 1854 2099 + 1855 1855 ((( 1856 -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.2101 +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. 1857 1857 1858 1858 2104 + 1859 1859 == 5.5 Can i use point to point communication for LT-22222-L? == 1860 1860 1861 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1862 1862 2108 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] ,this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]]. 2109 + 2110 + 1863 1863 1864 1864 ))) 1865 1865 ... ... @@ -1866,6 +1866,7 @@ 1866 1866 ((( 1867 1867 == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? == 1868 1868 2117 + 1869 1869 If the device is not shut down, but directly powered off. 1870 1870 1871 1871 It will default that this is a power-off state. ... ... @@ -1875,12 +1875,27 @@ 1875 1875 After restart, the status before power failure will be read from flash. 1876 1876 1877 1877 2127 + 2128 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? == 2129 + 2130 + 2131 +LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below: 2132 + 2133 + 2134 +[[image:image-20221006170630-1.png||height="610" width="945"]] 2135 + 2136 + 2137 + 1878 1878 = 6. Trouble Shooting = 2139 + 2140 + 1879 1879 ))) 1880 1880 1881 1881 ((( 1882 1882 ((( 1883 -== 6.1 Downlink doesn’t work, how to solve it? == 2145 +== 6.1 Downlink doesn't work, how to solve it? == 2146 + 2147 + 1884 1884 ))) 1885 1885 ))) 1886 1886 ... ... @@ -1891,7 +1891,10 @@ 1891 1891 ((( 1892 1892 1893 1893 2158 + 1894 1894 == 6.2 Have trouble to upload image. == 2160 + 2161 + 1895 1895 ))) 1896 1896 1897 1897 ((( ... ... @@ -1901,7 +1901,10 @@ 1901 1901 ((( 1902 1902 1903 1903 1904 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? == 2171 + 2172 +== 6.3 Why I can't join TTN in US915 /AU915 bands? == 2173 + 2174 + 1905 1905 ))) 1906 1906 1907 1907 ((( ... ... @@ -1909,23 +1909,27 @@ 1909 1909 ))) 1910 1910 1911 1911 2182 + 1912 1912 = 7. Order Info = 1913 1913 2185 + 1914 1914 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1915 1915 1916 - 1917 1917 (% style="color:#4f81bd" %)**XXX:** 1918 1918 1919 -* (% style="color: #4f81bd" %)**EU433**(%%): LT with frequency bands EU4331920 -* (% style="color: #4f81bd" %)**EU868**(%%): LT with frequency bands EU8681921 -* (% style="color: #4f81bd" %)**KR920**(%%): LT with frequency bands KR9201922 -* (% style="color: #4f81bd" %)**CN470**(%%): LT with frequency bands CN4701923 -* (% style="color: #4f81bd" %)**AS923**(%%): LT with frequency bands AS9231924 -* (% style="color: #4f81bd" %)**AU915**(%%): LT with frequency bands AU9151925 -* (% style="color: #4f81bd" %)**US915**(%%): LT with frequency bands US9151926 -* (% style="color: #4f81bd" %)**IN865**(%%): LT with frequency bands IN8651927 -* (% style="color: #4f81bd" %)**CN779**(%%): LT with frequency bands CN7792190 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2191 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2192 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2193 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2194 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2195 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2196 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2197 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2198 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 1928 1928 2200 + 2201 + 2202 + 1929 1929 = 8. Packing Info = 1930 1930 1931 1931 ... ... @@ -1943,8 +1943,12 @@ 1943 1943 * Package Size / pcs : 14.5 x 8 x 5 cm 1944 1944 * Weight / pcs : 170g 1945 1945 2220 + 2221 + 2222 + 1946 1946 = 9. Support = 1947 1947 2225 + 1948 1948 * ((( 1949 1949 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. 1950 1950 ))) ... ... @@ -1958,7 +1958,7 @@ 1958 1958 1959 1959 = 10. Reference = 1960 1960 2239 + 1961 1961 * 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]] 1962 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 1963 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2241 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]] 1964 1964 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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