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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... ... @@ -48,7 +48,6 @@ 48 48 49 49 ))) 50 50 51 - 52 52 == 1.2 Specifications == 53 53 54 54 ((( ... ... @@ -77,8 +77,6 @@ 77 77 ))) 78 78 79 79 ((( 80 - 81 - 82 82 **Interface for Model: LT22222-L:** 83 83 ))) 84 84 ... ... @@ -102,8 +102,6 @@ 102 102 ))) 103 103 104 104 ((( 105 - 106 - 107 107 **LoRa Spec:** 108 108 ))) 109 109 ... ... @@ -163,10 +163,10 @@ 163 163 ))) 164 164 * ((( 165 165 Packet engine up to 256 bytes with CRC. 161 + 162 + 166 166 ))) 167 167 168 - 169 - 170 170 == 1.3 Features == 171 171 172 172 * LoRaWAN Class A & Class C protocol ... ... @@ -177,8 +177,6 @@ 177 177 * Firmware upgradable via program port 178 178 * Counting 179 179 180 - 181 - 182 182 == 1.4 Applications == 183 183 184 184 * Smart Buildings & Home Automation ... ... @@ -188,8 +188,6 @@ 188 188 * Smart Cities 189 189 * Smart Factory 190 190 191 - 192 - 193 193 == 1.5 Hardware Variants == 194 194 195 195 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -203,8 +203,6 @@ 203 203 * 1 x Counting Port 204 204 ))) 205 205 206 - 207 - 208 208 = 2. Power ON Device = 209 209 210 210 The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller. ... ... @@ -227,9 +227,12 @@ 227 227 228 228 ((( 229 229 In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices. 219 + 220 + 230 230 ))) 231 231 232 232 224 + 233 233 == 3.2 Example to join LoRaWAN network == 234 234 235 235 ((( ... ... @@ -238,13 +238,12 @@ 238 238 239 239 [[image:image-20220523172350-1.png||height="266" width="864"]] 240 240 241 - 242 242 ((( 243 243 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: 244 244 ))) 245 245 246 246 ((( 247 - (% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.238 +**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller. 248 248 ))) 249 249 250 250 ((( ... ... @@ -253,7 +253,6 @@ 253 253 254 254 [[image:1653297924498-393.png]] 255 255 256 - 257 257 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 258 258 259 259 Add APP EUI in the application. ... ... @@ -267,7 +267,7 @@ 267 267 268 268 269 269 ((( 270 - (% 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.260 +**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. 271 271 ))) 272 272 273 273 [[image:1653298044601-602.png||height="405" width="709"]] ... ... @@ -292,8 +292,6 @@ 292 292 [[image:image-20220523174024-3.png]] 293 293 294 294 ((( 295 - 296 - 297 297 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 298 298 ))) 299 299 ... ... @@ -307,7 +307,6 @@ 307 307 308 308 For example if payload is: [[image:image-20220523175847-2.png]] 309 309 310 - 311 311 **The value for the interface is: ** 312 312 313 313 AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V ... ... @@ -340,7 +340,6 @@ 340 340 341 341 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 342 342 343 - 344 344 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 345 345 346 346 ((( ... ... @@ -349,7 +349,6 @@ 349 349 350 350 [[image:image-20220523180452-3.png]] 351 351 352 - 353 353 ((( 354 354 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 355 355 ))) ... ... @@ -365,8 +365,6 @@ 365 365 ))) 366 366 367 367 ((( 368 - 369 - 370 370 **To use counting mode, please run:** 371 371 ))) 372 372 ... ... @@ -385,8 +385,6 @@ 385 385 ))) 386 386 387 387 ((( 388 - 389 - 390 390 (% style="color:#4f81bd" %)**AT Commands for counting:** 391 391 ))) 392 392 ... ... @@ -478,6 +478,8 @@ 478 478 479 479 ((( 480 480 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 462 + 463 + 481 481 ))) 482 482 483 483 ... ... @@ -484,7 +484,6 @@ 484 484 485 485 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 486 486 487 - 488 488 **LT22222-L**: This mode the DI1 is used as a counting pin. 489 489 490 490 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. ... ... @@ -491,7 +491,6 @@ 491 491 492 492 [[image:image-20220523181903-8.png]] 493 493 494 - 495 495 ((( 496 496 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 497 497 ))) ... ... @@ -507,8 +507,6 @@ 507 507 ))) 508 508 509 509 ((( 510 - 511 - 512 512 **To use this mode, please run:** 513 513 ))) 514 514 ... ... @@ -535,8 +535,6 @@ 535 535 ))) 536 536 537 537 ((( 538 - 539 - 540 540 **Plus below command for AVI1 Counting:** 541 541 ))) 542 542 ... ... @@ -572,7 +572,6 @@ 572 572 573 573 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 574 574 575 - 576 576 **LT22222-L**: This mode the DI1 is used as a counting pin. 577 577 578 578 [[image:image-20220523182334-9.png]] ... ... @@ -621,7 +621,6 @@ 621 621 622 622 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 623 623 624 - 625 625 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 626 626 627 627 For example, if user has configured below commands: ... ... @@ -629,11 +629,13 @@ 629 629 * **AT+MOD=1 ** **~-~->** The normal working mode 630 630 * **AT+ADDMOD6=1** **~-~->** Enable trigger 631 631 607 + 632 632 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 633 633 634 634 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 635 635 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.** 636 636 613 + 637 637 **AT Command to set Trigger Condition**: 638 638 639 639 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -647,7 +647,6 @@ 647 647 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 648 648 649 649 650 - 651 651 (% style="color:#4f81bd" %)**Trigger base on current**: 652 652 653 653 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -657,7 +657,6 @@ 657 657 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 658 658 659 659 660 - 661 661 (% style="color:#4f81bd" %)**Trigger base on DI status**: 662 662 663 663 DI status trigger Flag. ... ... @@ -664,13 +664,12 @@ 664 664 665 665 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 666 666 667 - 668 668 **Example:** 669 669 670 670 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 671 671 672 672 673 -**Downlink Command to set Trigger Condition :**647 +**Downlink Command to set Trigger Condition** 674 674 675 675 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 676 676 ... ... @@ -699,7 +699,6 @@ 699 699 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 700 700 701 701 702 - 703 703 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 704 704 705 705 MOD6 Payload : total 11 bytes payload ... ... @@ -713,6 +713,7 @@ 713 713 714 714 * Each bits shows if the corresponding trigger has been configured. 715 715 689 + 716 716 **Example:** 717 717 718 718 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -724,6 +724,7 @@ 724 724 725 725 * Each bits shows which status has been trigger on this uplink. 726 726 701 + 727 727 **Example:** 728 728 729 729 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -735,6 +735,7 @@ 735 735 736 736 * Each bits shows which status has been trigger on this uplink. 737 737 713 + 738 738 **Example:** 739 739 740 740 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -755,8 +755,6 @@ 755 755 === 3.3.7 Payload Decoder === 756 756 757 757 ((( 758 - 759 - 760 760 **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/]] 761 761 762 762 ... ... @@ -763,6 +763,7 @@ 763 763 ))) 764 764 765 765 740 + 766 766 == 3.4 Configure LT via AT or Downlink == 767 767 768 768 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -775,6 +775,8 @@ 775 775 776 776 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 777 777 753 + 754 + 778 778 === 3.4.1 Common Commands === 779 779 780 780 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]]