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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... ... @@ -19,8 +19,6 @@ 19 19 == 1.1 What is LT Series I/O Controller == 20 20 21 21 ((( 22 - 23 - 24 24 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. 25 25 ))) 26 26 ... ... @@ -50,7 +50,6 @@ 50 50 51 51 ))) 52 52 53 - 54 54 == 1.2 Specifications == 55 55 56 56 ((( ... ... @@ -79,8 +79,6 @@ 79 79 ))) 80 80 81 81 ((( 82 - 83 - 84 84 **Interface for Model: LT22222-L:** 85 85 ))) 86 86 ... ... @@ -104,8 +104,6 @@ 104 104 ))) 105 105 106 106 ((( 107 - 108 - 109 109 **LoRa Spec:** 110 110 ))) 111 111 ... ... @@ -166,8 +166,6 @@ 166 166 * ((( 167 167 Packet engine up to 256 bytes with CRC. 168 168 169 - 170 - 171 171 172 172 ))) 173 173 ... ... @@ -181,9 +181,6 @@ 181 181 * Firmware upgradable via program port 182 182 * Counting 183 183 184 - 185 - 186 - 187 187 == 1.4 Applications == 188 188 189 189 * Smart Buildings & Home Automation ... ... @@ -193,9 +193,6 @@ 193 193 * Smart Cities 194 194 * Smart Factory 195 195 196 - 197 - 198 - 199 199 == 1.5 Hardware Variants == 200 200 201 201 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -209,8 +209,6 @@ 209 209 * 1 x Counting Port 210 210 ))) 211 211 212 - 213 - 214 214 = 2. Power ON Device = 215 215 216 216 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. ... ... @@ -233,6 +233,8 @@ 233 233 234 234 ((( 235 235 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 + 236 236 ))) 237 237 238 238 ... ... @@ -291,6 +291,8 @@ 291 291 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 292 292 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 293 293 279 + 280 + 294 294 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 295 295 296 296 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -329,6 +329,7 @@ 329 329 * [1] RO1 relay channel is close and the RO1 LED is ON. 330 330 * [0] RO2 relay channel is open and RO2 LED is OFF; 331 331 319 + 332 332 **LT22222-L:** 333 333 334 334 * [1] DI2 channel is high input and DI2 LED is ON; ... ... @@ -344,6 +344,8 @@ 344 344 ** DO1 is high in case there is load between DO1 and V+. 345 345 ** DO1 LED is off in both case 346 346 335 + 336 + 347 347 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 348 348 349 349 ... ... @@ -484,10 +484,11 @@ 484 484 485 485 ((( 486 486 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 477 + 478 + 487 487 ))) 488 488 489 489 490 - 491 491 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 492 492 493 493 ... ... @@ -640,6 +640,7 @@ 640 640 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 641 641 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.** 642 642 634 + 643 643 **AT Command to set Trigger Condition**: 644 644 645 645 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -719,6 +719,7 @@ 719 719 720 720 * Each bits shows if the corresponding trigger has been configured. 721 721 714 + 722 722 **Example:** 723 723 724 724 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -730,6 +730,7 @@ 730 730 731 731 * Each bits shows which status has been trigger on this uplink. 732 732 726 + 733 733 **Example:** 734 734 735 735 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -741,6 +741,7 @@ 741 741 742 742 * Each bits shows which status has been trigger on this uplink. 743 743 738 + 744 744 **Example:** 745 745 746 746 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -769,6 +769,7 @@ 769 769 ))) 770 770 771 771 767 + 772 772 == 3.4 Configure LT via AT or Downlink == 773 773 774 774 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -781,6 +781,7 @@ 781 781 782 782 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 783 783 780 + 784 784 === 3.4.1 Common Commands === 785 785 786 786 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]] ... ... @@ -2012,16 +2012,8 @@ 2012 2012 ))) 2013 2013 2014 2014 ((( 2015 - ==5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==2012 + 2016 2016 2017 -If the device is not shut down, but directly powered off. 2018 - 2019 -It will default that this is a power-off state. 2020 - 2021 -In modes 2 to 5, DO RO status and pulse count are saved in flash. 2022 - 2023 -After restart, the status before power failure will be read from flash. 2024 - 2025 2025 = 6. Trouble Shooting = 2026 2026 ))) 2027 2027