Overview

The lpuart_polling Example project is to demonstrate usage of the KSDK lpuart driver. In the example, you can send characters to the console back and they will be printed out onto console instantly.

Toolchain supported

• GCC RISC-V Embedded 7.1.1
• RISC-V Eclipse IDE 4.7.2

Hardware requirements

• Mini/Micro USB cable
• RV32M1-VEGA board
• Personal Computer

Board settings

No special is needed.

Prepare the Demo

1. Connect a mini USB cable between the PC host and the OpenSDA USB port on the board.
2. Open a serial terminal on PC for OpenSDA serial device with these settings:
   • 115200 baud rate
   • 8 data bits
   • No parity
   • One stop bit
   • No flow control
3. Download the program to the target board.
4. Reset the SoC and run the project.

Running the demo

When the demo runs successfully, the log would be seen on the OpenSDA terminal like:

Lpuart polling example
Board will send back received characters

Customization options