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" %) ... ... @@ -209,7 +209,6 @@ 209 209 * 1 x Counting Port 210 210 ))) 211 211 212 - 213 213 = 2. Power ON Device = 214 214 215 215 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. ... ... @@ -232,9 +232,12 @@ 232 232 233 233 ((( 234 234 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 + 235 235 ))) 236 236 237 237 224 + 238 238 == 3.2 Example to join LoRaWAN network == 239 239 240 240 ((( ... ... @@ -243,13 +243,12 @@ 243 243 244 244 [[image:image-20220523172350-1.png||height="266" width="864"]] 245 245 246 - 247 247 ((( 248 248 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: 249 249 ))) 250 250 251 251 ((( 252 - (% 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. 253 253 ))) 254 254 255 255 ((( ... ... @@ -258,7 +258,6 @@ 258 258 259 259 [[image:1653297924498-393.png]] 260 260 261 - 262 262 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 263 263 264 264 Add APP EUI in the application. ... ... @@ -272,7 +272,7 @@ 272 272 273 273 274 274 ((( 275 - (% 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. 276 276 ))) 277 277 278 278 [[image:1653298044601-602.png||height="405" width="709"]] ... ... @@ -290,6 +290,7 @@ 290 290 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 291 291 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 292 292 278 + 293 293 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 294 294 295 295 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -343,6 +343,7 @@ 343 343 ** DO1 is high in case there is load between DO1 and V+. 344 344 ** DO1 LED is off in both case 345 345 332 + 346 346 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 347 347 348 348 ... ... @@ -483,10 +483,11 @@ 483 483 484 484 ((( 485 485 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 473 + 474 + 486 486 ))) 487 487 488 488 489 - 490 490 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 491 491 492 492 ... ... @@ -652,7 +652,6 @@ 652 652 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 653 653 654 654 655 - 656 656 (% style="color:#4f81bd" %)**Trigger base on current**: 657 657 658 658 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -662,7 +662,6 @@ 662 662 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 663 663 664 664 665 - 666 666 (% style="color:#4f81bd" %)**Trigger base on DI status**: 667 667 668 668 DI status trigger Flag. ... ... @@ -675,7 +675,7 @@ 675 675 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 676 676 677 677 678 -**Downlink Command to set Trigger Condition :**664 +**Downlink Command to set Trigger Condition** 679 679 680 680 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 681 681 ... ... @@ -699,12 +699,12 @@ 699 699 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 700 700 701 701 688 + 702 702 **Example2**: AA 02 01 00 703 703 704 704 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 705 705 706 706 707 - 708 708 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 709 709 710 710 MOD6 Payload : total 11 bytes payload ... ... @@ -718,6 +718,8 @@ 718 718 719 719 * Each bits shows if the corresponding trigger has been configured. 720 720 707 + 708 + 721 721 **Example:** 722 722 723 723 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -729,6 +729,8 @@ 729 729 730 730 * Each bits shows which status has been trigger on this uplink. 731 731 720 + 721 + 732 732 **Example:** 733 733 734 734 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -740,6 +740,8 @@ 740 740 741 741 * Each bits shows which status has been trigger on this uplink. 742 742 733 + 734 + 743 743 **Example:** 744 744 745 745 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -768,6 +768,7 @@ 768 768 ))) 769 769 770 770 763 + 771 771 == 3.4 Configure LT via AT or Downlink == 772 772 773 773 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -780,6 +780,8 @@ 780 780 781 781 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 782 782 776 + 777 + 783 783 === 3.4.1 Common Commands === 784 784 785 785 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]] ... ... @@ -2011,16 +2011,8 @@ 2011 2011 ))) 2012 2012 2013 2013 ((( 2014 - ==5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==2009 + 2015 2015 2016 -If the device is not shut down, but directly powered off. 2017 - 2018 -It will default that this is a power-off state. 2019 - 2020 -In modes 2 to 5, DO RO status and pulse count are saved in flash. 2021 - 2022 -After restart, the status before power failure will be read from flash. 2023 - 2024 2024 = 6. Trouble Shooting = 2025 2025 ))) 2026 2026