Changes for page LT-22222-L -- LoRa I/O Controller User Manual

Last modified by Mengting Qiu on 2025/06/04 18:42

From 82.38 to 82.39 From 83.13 to 83.14

From version 82.39

edited by Xiaoling
on 2022/06/25 15:12

Change comment: There is no comment for this version

To version 83.13

edited by Xiaoling
on 2022/06/29 17:56

Change comment: There is no comment for this version

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@@ -1,7 +1,6 @@
  (% style="text-align:center" %)
  [[image:image-20220523163353-1.jpeg||height="604" width="500"]]
--**LT-22222-L LoRa IO Controller User Manual **
  **Table of Contents:**
@@ -167,7 +167,6 @@
  Packet engine up to 256 bytes with CRC.
--
  )))
@@ -181,10 +181,6 @@
  * Firmware upgradable via program port
  * Counting
--
--
--
--
  == 1.4  Applications ==
  * Smart Buildings & Home Automation
@@ -194,10 +194,6 @@
  * Smart Cities
  * Smart Factory
--
--
--
--
  == 1.5 Hardware Variants ==
  (% border="1" style="background-color:#f7faff; width:500px" %)
@@ -211,8 +211,6 @@
  * 1 x Counting Port
  )))
--
--
  = 2. Power ON Device =
  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.
@@ -230,11 +230,11 @@
  == 3.1 How it works? ==
  (((
--The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second.
++The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second.
  )))
  (((
--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.
++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.
  )))
@@ -286,13 +286,14 @@
  There are five working modes + one interrupt mode on LT for different type application:
--* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
--* **MOD2**: Double DI Counting + DO + RO
--* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
--* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
--* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
--* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
++* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
++* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
++* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
++* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
++* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
++* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
++
  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
@@ -331,6 +331,7 @@
  * [1] RO1 relay channel is close and the RO1 LED is ON.
  * [0] RO2 relay channel is open and RO2 LED is OFF;
++
  **LT22222-L:**
  * [1] DI2 channel is high input and DI2 LED is ON;
@@ -346,6 +346,7 @@
  ** DO1 is high in case there is load between DO1 and V+.
  ** DO1 LED is off in both case
++
  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
@@ -419,6 +419,8 @@
  [[image:image-20220523181246-5.png]]
  (((
++
++
  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
  )))
@@ -432,6 +432,7 @@
  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
  )))
++
  (((
  **To use counting mode, please run:**
  )))
@@ -564,8 +564,8 @@
  For example, if user has configured below commands:
--* **AT+MOD=1 **  **~-~->** The normal working mode
--* **AT+ADDMOD6=1**   **~-~->** Enable trigger
++* **AT+MOD=1 **            **~-~->**   The normal working mode
++* **AT+ADDMOD6=1**   **~-~->**   Enable trigger
  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
@@ -574,6 +574,7 @@
  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
++
  (% style="color:#4f81bd" %)**Trigger base on voltage**:
  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
@@ -713,6 +713,7 @@
  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
++
  === 3.4.1 Common Commands ===
  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]]
@@ -721,6 +721,7 @@
  === 3.4.2 Sensor related commands ===
++
  ==== 3.4.2.1 Set Transmit Interval ====
  Set device uplink interval.
@@ -774,6 +774,7 @@
++
  ==== 3.4.2.4 Enable Trigger Mode ====
  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
@@ -851,8 +851,6 @@
  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
  * **0x09 01 aa bb cc    **     ~/~/ same as AT+TRIG1=aa,0x(bb cc)
--
--
  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
  Set DI2 trigger.
@@ -924,9 +924,15 @@
  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
++(((
++
++(% style="color:red" %)Note: ATDC setting must be more than 5min
++)))
++
++
  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
  * (% style="color:#037691" %)**AT Command**
@@ -1769,7 +1769,7 @@
  (% style="color:blue" %)**For LT-22222-L**(%%):
--Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
++Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
  )))
    [[image:image-20220524103407-12.png]]
@@ -1884,7 +1884,7 @@
  (((
  (((
--== 6.1 Downlink doesn’t work, how to solve it? ==
++== 6.1 Downlink doesn't work, how to solve it? ==
  )))
  )))
@@ -1905,7 +1905,7 @@
  (((
--== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
++== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
  )))
  (((
@@ -1913,27 +1913,28 @@
  )))
--
  = 7. Order Info =
  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
--
  (% style="color:#4f81bd" %)**XXX:**
--* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
--* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
--* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
--* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
--* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
--* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
--* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
--* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
--* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
++* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433
++* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868
++* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920
++* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470
++* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923
++* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915
++* (% style="color:red" %)**US915**(%%): LT with frequency bands US915
++* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865
++* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779
++
++
++
  = 8. Packing Info =
@@ -1953,6 +1953,9 @@
++
++
++
  = 9. Support =
  * (((
@@ -1960,12 +1960,13 @@
  )))
  * (((
  Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
++)))
--
--)))
++
++
  = 10. Reference =
  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]