| /* |
| * Copyright (c) 2023 Yonatan Schachter |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/kernel.h> |
| #include <zephyr/device.h> |
| #include <zephyr/drivers/uart.h> |
| |
| int main(void) |
| { |
| char data; |
| const struct device *uart0 = DEVICE_DT_GET(DT_NODELABEL(pio1_uart0)); |
| const struct device *uart1 = DEVICE_DT_GET(DT_NODELABEL(pio1_uart1)); |
| |
| if (!device_is_ready(uart0)) { |
| return 0; |
| } |
| |
| if (!device_is_ready(uart1)) { |
| return 0; |
| } |
| |
| while (1) { |
| if (!uart_poll_in(uart0, &data)) { |
| uart_poll_out(uart0, data); |
| } |
| |
| if (!uart_poll_in(uart1, &data)) { |
| uart_poll_out(uart1, data); |
| } |
| } |
| |
| return 0; |
| } |