/**
 * MIT License
 * 
 * Copyright (c) 2024 My Techno Talent
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
*/

/** @file input.c
 * 
 *  @brief Functions for the input driver.
 * 
 *  This contains the functions for the input driver which will handle UART
 *  configuration in addition to capturing a character from the UART terminal.
 *   
 *  @author Kevin Thomas
 *  @date   04/20/2024
*/

#include "input.h"

void uart0_init(void) {
    uart_init(UART_ID, BAUD_RATE);
    gpio_set_function(UART_TX_PIN, GPIO_FUNC_UART);
    gpio_set_function(UART_RX_PIN, GPIO_FUNC_UART);
}

uint8_t on_uart_rx(void)  {
    uint8_t c = 0;
    
    while (!uart_is_readable(UART_ID)) {
        c = uart_getc(UART_ID);
        return c;
    }
}