UART Access for LoRa ST v4 base model
Table of Contents:
LoRaST v4 base Hardware
Below hardware use LoRaST v4 module. They module support UART Access for AT Command and Firmware Upgrade.
| Model | Mother Board | UART for AT Commands | UART for Upgrade Firmware |
|---|---|---|---|
PS-LB | SIB | Instruction | Instruction |
UART for AT Commands
Generate software set up for AT Commands via UART
- Use a general serial tool.
- Connect PC to device's UART interface
- Set up serial tool with : BaudRate: 9600, databit:8, No parity, No flow control.
UART Connection for SIB mother board
UART for Firmware Upgrade
General Instruction for UART update firmware
LoRaSTv4 Base hardware support UART update firmware. the UART connection is the same as AT Command connection, with the need for two extra action. See below for the steps:
Step1: Set BOOT Switch to PROG mode. PROG mode is for update firmware specially.
Step2: Press Reset button, the module will then boot into program mode.
Step3: Use TremoProgrammer to update the firmware to LoRaST v4.
Step4: Set BOOT Switch to FLASH position. Press Reset button again and module will run the new software.
Below is the method for how to update via TremoProgrammer:
1. Software download link: https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0
2. Run TremoProgrammer.
3. Choose software and set the address to 0x0800D000
4. Rember to set BOOT Switch to FLASH after update
UART Connection for SIB mother board for Program.
Below shows the SIB board UART connection, reset button and BOOT Switch (Program Jumper) position. They can be used for firmware upgrade reference.
