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 ... ... @@ -165,6 +165,8 @@ 165 165 ))) 166 166 * ((( 167 167 Packet engine up to 256 bytes with CRC. 161 + 162 + 168 168 ))) 169 169 170 170 == 1.3 Features == ... ... @@ -221,9 +221,12 @@ 221 221 222 222 ((( 223 223 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 + 224 224 ))) 225 225 226 226 224 + 227 227 == 3.2 Example to join LoRaWAN network == 228 228 229 229 ((( ... ... @@ -232,13 +232,12 @@ 232 232 233 233 [[image:image-20220523172350-1.png||height="266" width="864"]] 234 234 235 - 236 236 ((( 237 237 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: 238 238 ))) 239 239 240 240 ((( 241 - (% 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. 242 242 ))) 243 243 244 244 ((( ... ... @@ -247,7 +247,6 @@ 247 247 248 248 [[image:1653297924498-393.png]] 249 249 250 - 251 251 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 252 252 253 253 Add APP EUI in the application. ... ... @@ -261,7 +261,7 @@ 261 261 262 262 263 263 ((( 264 - (% 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. 265 265 ))) 266 266 267 267 [[image:1653298044601-602.png||height="405" width="709"]] ... ... @@ -279,6 +279,7 @@ 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 281 281 278 + 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. ... ... @@ -332,6 +332,7 @@ 332 332 ** DO1 is high in case there is load between DO1 and V+. 333 333 ** DO1 LED is off in both case 334 334 332 + 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"]]. 473 + 474 + 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 ... ... @@ -623,11 +623,14 @@ 623 623 * **AT+MOD=1 ** **~-~->** The normal working mode 624 624 * **AT+ADDMOD6=1** **~-~->** Enable trigger 625 625 625 + 626 626 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 627 627 628 628 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.** 630 630 631 + 632 + 631 631 **AT Command to set Trigger Condition**: 632 632 633 633 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -707,6 +707,8 @@ 707 707 708 708 * Each bits shows if the corresponding trigger has been configured. 709 709 712 + 713 + 710 710 **Example:** 711 711 712 712 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -718,6 +718,8 @@ 718 718 719 719 * Each bits shows which status has been trigger on this uplink. 720 720 725 + 726 + 721 721 **Example:** 722 722 723 723 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -729,6 +729,8 @@ 729 729 730 730 * Each bits shows which status has been trigger on this uplink. 731 731 738 + 739 + 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 ))) 758 758 759 759 768 + 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 +769,8 @@ 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: 771 771 781 + 782 + 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? ==2014 + 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