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 ... ... @@ -165,8 +165,13 @@ 165 165 ))) 166 166 * ((( 167 167 Packet engine up to 256 bytes with CRC. 161 + 162 + 168 168 ))) 169 169 165 + 166 + 167 + 170 170 == 1.3 Features == 171 171 172 172 * LoRaWAN Class A & Class C protocol ... ... @@ -177,6 +177,9 @@ 177 177 * Firmware upgradable via program port 178 178 * Counting 179 179 178 + 179 + 180 + 180 180 == 1.4 Applications == 181 181 182 182 * Smart Buildings & Home Automation ... ... @@ -186,6 +186,9 @@ 186 186 * Smart Cities 187 187 * Smart Factory 188 188 190 + 191 + 192 + 189 189 == 1.5 Hardware Variants == 190 190 191 191 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -199,6 +199,8 @@ 199 199 * 1 x Counting Port 200 200 ))) 201 201 206 + 207 + 202 202 = 2. Power ON Device = 203 203 204 204 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. ... ... @@ -279,6 +279,8 @@ 279 279 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 280 280 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 281 281 288 + 289 + 282 282 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 283 283 284 284 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -317,6 +317,7 @@ 317 317 * [1] RO1 relay channel is close and the RO1 LED is ON. 318 318 * [0] RO2 relay channel is open and RO2 LED is OFF; 319 319 328 + 320 320 **LT22222-L:** 321 321 322 322 * [1] DI2 channel is high input and DI2 LED is ON; ... ... @@ -332,6 +332,8 @@ 332 332 ** DO1 is high in case there is load between DO1 and V+. 333 333 ** DO1 LED is off in both case 334 334 344 + 345 + 335 335 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 336 336 337 337 ... ... @@ -472,10 +472,11 @@ 472 472 473 473 ((( 474 474 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 486 + 487 + 475 475 ))) 476 476 477 477 478 - 479 479 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 480 480 481 481 ... ... @@ -628,6 +628,7 @@ 628 628 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 629 629 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.** 630 630 643 + 631 631 **AT Command to set Trigger Condition**: 632 632 633 633 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -707,6 +707,7 @@ 707 707 708 708 * Each bits shows if the corresponding trigger has been configured. 709 709 723 + 710 710 **Example:** 711 711 712 712 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -718,6 +718,7 @@ 718 718 719 719 * Each bits shows which status has been trigger on this uplink. 720 720 735 + 721 721 **Example:** 722 722 723 723 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -729,6 +729,7 @@ 729 729 730 730 * Each bits shows which status has been trigger on this uplink. 731 731 747 + 732 732 **Example:** 733 733 734 734 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -757,6 +757,7 @@ 757 757 ))) 758 758 759 759 776 + 760 760 == 3.4 Configure LT via AT or Downlink == 761 761 762 762 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -769,6 +769,7 @@ 769 769 770 770 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 771 771 789 + 772 772 === 3.4.1 Common Commands === 773 773 774 774 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]] ... ... @@ -2000,16 +2000,8 @@ 2000 2000 ))) 2001 2001 2002 2002 ((( 2003 - ==5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==2021 + 2004 2004 2005 -If the device is not shut down, but directly powered off. 2006 - 2007 -It will default that this is a power-off state. 2008 - 2009 -In modes 2 to 5, DO RO status and pulse count are saved in flash. 2010 - 2011 -After restart, the status before power failure will be read from flash. 2012 - 2013 2013 = 6. Trouble Shooting = 2014 2014 ))) 2015 2015