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uart_echo_example_main.c

#define ECHO_TEST_TXD (CONFIG_EXAMPLE_UART_TXD) // UART TX pin #define ECHO_TEST_RXD (CONFIG_EXAMPLE_UART_RXD) // UART RX pin #define ECHO_TEST_RTS (UART_PIN_NO ...
GitHub

Example: DDR3 Memory Buffer UART Loopback

This is a break down of a UART loopback design example that uses DDR3 memory to buffer messages. This example is from a series of examples designed for the Arty Board, see those instructions for ...