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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... ... @@ -76,6 +76,8 @@ 76 76 ))) 77 77 78 78 ((( 79 + 80 + 79 79 **Interface for Model: LT22222-L:** 80 80 ))) 81 81 ... ... @@ -99,6 +99,8 @@ 99 99 ))) 100 100 101 101 ((( 104 + 105 + 102 102 **LoRa Spec:** 103 103 ))) 104 104 ... ... @@ -158,10 +158,10 @@ 158 158 ))) 159 159 * ((( 160 160 Packet engine up to 256 bytes with CRC. 161 - 162 - 163 163 ))) 164 164 167 + 168 + 165 165 == 1.3 Features == 166 166 167 167 * LoRaWAN Class A & Class C protocol ... ... @@ -172,6 +172,8 @@ 172 172 * Firmware upgradable via program port 173 173 * Counting 174 174 179 + 180 + 175 175 == 1.4 Applications == 176 176 177 177 * Smart Buildings & Home Automation ... ... @@ -181,6 +181,8 @@ 181 181 * Smart Cities 182 182 * Smart Factory 183 183 190 + 191 + 184 184 == 1.5 Hardware Variants == 185 185 186 186 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -194,6 +194,7 @@ 194 194 * 1 x Counting Port 195 195 ))) 196 196 205 + 197 197 = 2. Power ON Device = 198 198 199 199 The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller. ... ... @@ -216,12 +216,9 @@ 216 216 217 217 ((( 218 218 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 - 221 221 ))) 222 222 223 223 224 - 225 225 == 3.2 Example to join LoRaWAN network == 226 226 227 227 ((( ... ... @@ -230,12 +230,13 @@ 230 230 231 231 [[image:image-20220523172350-1.png||height="266" width="864"]] 232 232 239 + 233 233 ((( 234 234 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: 235 235 ))) 236 236 237 237 ((( 238 -**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller. 245 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 239 239 ))) 240 240 241 241 ((( ... ... @@ -244,6 +244,7 @@ 244 244 245 245 [[image:1653297924498-393.png]] 246 246 254 + 247 247 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 248 248 249 249 Add APP EUI in the application. ... ... @@ -257,7 +257,7 @@ 257 257 258 258 259 259 ((( 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. 268 +(% 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. 261 261 ))) 262 262 263 263 [[image:1653298044601-602.png||height="405" width="709"]] ... ... @@ -275,6 +275,7 @@ 275 275 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 276 276 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 277 277 286 + 278 278 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 279 279 280 280 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -282,6 +282,8 @@ 282 282 [[image:image-20220523174024-3.png]] 283 283 284 284 ((( 294 + 295 + 285 285 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 286 286 ))) 287 287 ... ... @@ -295,6 +295,7 @@ 295 295 296 296 For example if payload is: [[image:image-20220523175847-2.png]] 297 297 309 + 298 298 **The value for the interface is: ** 299 299 300 300 AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V ... ... @@ -325,8 +325,10 @@ 325 325 ** DO1 is high in case there is load between DO1 and V+. 326 326 ** DO1 LED is off in both case 327 327 340 + 328 328 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 329 329 343 + 330 330 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 331 331 332 332 ((( ... ... @@ -335,6 +335,7 @@ 335 335 336 336 [[image:image-20220523180452-3.png]] 337 337 352 + 338 338 ((( 339 339 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 340 340 ))) ... ... @@ -350,6 +350,8 @@ 350 350 ))) 351 351 352 352 ((( 368 + 369 + 353 353 **To use counting mode, please run:** 354 354 ))) 355 355 ... ... @@ -368,6 +368,8 @@ 368 368 ))) 369 369 370 370 ((( 388 + 389 + 371 371 (% style="color:#4f81bd" %)**AT Commands for counting:** 372 372 ))) 373 373 ... ... @@ -464,9 +464,9 @@ 464 464 ))) 465 465 466 466 467 - 468 468 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 469 469 488 + 470 470 **LT22222-L**: This mode the DI1 is used as a counting pin. 471 471 472 472 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. ... ... @@ -473,6 +473,7 @@ 473 473 474 474 [[image:image-20220523181903-8.png]] 475 475 495 + 476 476 ((( 477 477 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 478 478 ))) ... ... @@ -553,6 +553,7 @@ 553 553 554 554 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 555 555 576 + 556 556 **LT22222-L**: This mode the DI1 is used as a counting pin. 557 557 558 558 [[image:image-20220523182334-9.png]] ... ... @@ -601,6 +601,7 @@ 601 601 602 602 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 603 603 625 + 604 604 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 605 605 606 606 For example, if user has configured below commands: ... ... @@ -608,13 +608,11 @@ 608 608 * **AT+MOD=1 ** **~-~->** The normal working mode 609 609 * **AT+ADDMOD6=1** **~-~->** Enable trigger 610 610 611 - 612 612 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 613 613 614 614 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 615 615 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.** 616 616 617 - 618 618 **AT Command to set Trigger Condition**: 619 619 620 620 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -628,6 +628,7 @@ 628 628 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 629 629 630 630 651 + 631 631 (% style="color:#4f81bd" %)**Trigger base on current**: 632 632 633 633 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -637,6 +637,7 @@ 637 637 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 638 638 639 639 661 + 640 640 (% style="color:#4f81bd" %)**Trigger base on DI status**: 641 641 642 642 DI status trigger Flag. ... ... @@ -643,12 +643,13 @@ 643 643 644 644 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 645 645 668 + 646 646 **Example:** 647 647 648 648 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 649 649 650 650 651 -**Downlink Command to set Trigger Condition** 674 +**Downlink Command to set Trigger Condition:** 652 652 653 653 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 654 654 ... ... @@ -677,6 +677,7 @@ 677 677 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 678 678 679 679 703 + 680 680 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 681 681 682 682 MOD6 Payload : total 11 bytes payload ... ... @@ -690,7 +690,6 @@ 690 690 691 691 * Each bits shows if the corresponding trigger has been configured. 692 692 693 - 694 694 **Example:** 695 695 696 696 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -702,7 +702,6 @@ 702 702 703 703 * Each bits shows which status has been trigger on this uplink. 704 704 705 - 706 706 **Example:** 707 707 708 708 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -714,7 +714,6 @@ 714 714 715 715 * Each bits shows which status has been trigger on this uplink. 716 716 717 - 718 718 **Example:** 719 719 720 720 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -735,6 +735,8 @@ 735 735 === 3.3.7 Payload Decoder === 736 736 737 737 ((( 759 + 760 + 738 738 **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/]] 739 739 740 740 ... ... @@ -754,8 +754,6 @@ 754 754 755 755 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 756 756 757 - 758 - 759 759 === 3.4.1 Common Commands === 760 760 761 761 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]]