SSTV-Decoder/main.c

#include "derivative.h"
#include "systick.h"
#include "uart.h"
#include <stdio.h>
#include <string.h>

int main(void) {
    // Initialize
    systick_init(CORCLK / 1000);  // Period of systick timer : 1ms
    uart_init(UART_MSG, 9600);    // Initialize UART1 with PC
    uart_rie_enable(UART_MSG);    // Enable UART1 receive interrupt

    uart_printf(UART_MSG, "System Clock: %lu\r\n", CORCLK);
    uart_printf(UART_MSG, "Bus Clock: %lu\r\n", BUSCLK);

    uint32_t timer = 0;
    for (;;) {
        if (timer_expired(&timer, 1000)) {
            uart_printf(UART_MSG, "LED: %d, tick: %lu\r\n", GPIOC->PDOR & BIT(12) ? 1 : 0, ms_ticks);
        }
    }
}