gistfile1.txt

#include <stdlib.h>

#include <avr/io.h>
#include <avr/interrupt.h>

#include <util/delay.h>

#include "uart.h"
#include "adc.h"
#include "console.h"

#define sbi(data, bit) (data) |= _BV(bit)
#define cbi(data, bit) (data) &= ~_BV(bit)
#define delay(ms) _delay_ms(ms);

#define SETPORT(PRT, PIN) sbi(DDR##PRT, pin); \
	sbi(PORT##PRT, pin);

#define GETPORT(PRT, PIN) cbi(DDR##PRT, pin);

#define READPORT(PRT, PN) PIN##PRT & (1 << PN)

CONSOLE_HANDLER(setpin) {
	if (argc < 2) {
		return;
	}

	char* port = strlwr(argv[0]);
	int pin = atoi(argv[1]);

	switch (port[0]) {
	case 'a':
		SETPORT(A, pin);
		break;
	case 'b':
		SETPORT(B, pin);
		break;
	case 'c':
		SETPORT(C, pin);
		break;
	case 'd':
		SETPORT(D, pin);
		break;
	default:
		printf("Unknown port!\n");
		return;
		break;
	}

	printf("[set] Port %c set!\n", port[0]);
}

int main() {
	uart_init();

	adc_init();

	console_init();

	CONSOLE_REGISTER(setpin);

	printf("=== Initialized ===\n");

	while (1) {
		console_process(&uart_console);

		delay(100);
	}
}