AM64x MCU+ SDK  07.03.00
UART Echo Callback

Introduction

This example demonstrates the UART RX and TX operation in callback, interrupt mode of operation. This example receives 8 characters and echos back the same. The application ends when the user types 8 characters.

Supported Combinations

Parameter Value
CPU + OS r5fss0-0_freertos
r5fss0-0_nortos
m4fss0-0_nortos
Toolchain ti-arm-clang
Board am64x-evm
Example folder examples/drivers/uart/uart_echo_callback

Steps to Run the Example

  • When using CCS projects to build, import the CCS project for the required combination and build it using the CCS project menu (see Using SDK with CCS Projects).
  • When using makefiles to build, note the required combination and build using make command (see Using SDK with Makefiles)
  • Launch a CCS debug session and run the executable, see CCS Launch, Load and Run
  • Please select the first UART console among the four displayed.

See Also

UART

Sample Output

Shown below is a sample output when the application is run, Please note that application prints in both CCS and UART console. In UART console you need to type 8 characters.

CCS Console:

[UART] Echo callback example started ...
All tests have passed!!

UART Console:

This is uart echo test callback mode
Receives 8 characters then echo's back. Please input..
12345678
Exiting the program ... thank you !!!