User Manual for LoRaWAN End Nodes - LT-22222-L LoRa IO Controller User Manual
Table of Contents
1.Introduction ........................................................................................................................................................................... 5
1.1 What is LT Series I/O Controller ................................................................................................................................. 5
1.2 Specifications ................................................................................................................................................................ 5
1.3Features .......................................................................................................................................................................... 6
1.4 Applications ................................................................................................................................................................... 6
1.5Hardware Variants ......................................................................................................................................................... 7
2.Power ON Device ............................................................................................................................................................... 7
3.Operation Mode .................................................................................................................................................................. 7
3.1How it works? ................................................................................................................................................................ 7
3.2 Example to join LoRaWAN network ........................................................................................................................... 8
3.3Uplink Payload ............................................................................................................................................................. 10
3.3.1AT+MOD=1, 2ACI+2AVI ...................................................................................................................................... 10
3.3.2 AT+MOD=2, (Double DI Counting) ..................................................................................................................... 11
3.3.3 AT+MOD=3, Single DI Counting + 2 x ACI ....................................................................................................... 12
3.3.4 AT+MOD=4, Single DI Counting + 1 x Voltage Counting ................................................................................ 13
3.3.5 AT+MOD=5, Single DI Counting + 2 x AVI + 1 x ACI ...................................................................................... 14
3.3.6 AT+ADDMOD=6. (Trigger Mode, Optional) ...................................................................................................... 14
3.3.7 Payload Decoder ................................................................................................................................................... 16
3.4 Configure LT via AT or Downlink .............................................................................................................................. 16
3.4.1 Common Commands ............................................................................................................................................ 16
3.4.2 Sensor related commands ................................................................................................................................... 17
3.5 Integrate with Mydevice ............................................................................................................................................. 26
3.6 Interface Detail ............................................................................................................................................................ 30
3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ........................................................................ 30
3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) .................................................................................................... 31
3.6.3 Digital Output Port: DO1/DO2 /DO3 ................................................................................................................... 32
3.6.4 Analog Input Interface .......................................................................................................................................... 32
3.6.5 Relay Output .......................................................................................................................................................... 33
3.7 LEDs Indicators ........................................................................................................................................................... 34
4. Use AT Command ........................................................................................................................................................... 35
4.1 Access AT Command ................................................................................................................................................ 35
4.2 Common AT Command Sequence ........................................................................................................................... 37
4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ....................................................................................... 37
4.2.2 Single-channel ABP mode (Use with LG01/LG02) ........................................................................................... 38
4.2.3 Change to Class A ................................................................................................................................................ 39
5. FAQ .................................................................................................................................................................................... 39
5.1 How to upgrade the image? ...................................................................................................................................... 39
5.4 Can I see counting event in Serial? .......................................................................................................................... 43
7. Order Info .......................................................................................................................................................................... 45
8. Packing Info ...................................................................................................................................................................... 45
9. Support .............................................................................................................................................................................. 46
10. Reference ........................................................................................................................................................................ 46
Page 2 / 46 - last modified by Xiaoling on 2023/01/29 11:26
