jy_mcu.c

#include <avr/io.h>
#include <avr/pgmspace.h>
#include <stdio.h>

#include "serial.h"
#include "ht1632c.h"
#include "fonts.h"
#include "clock_ui.h"
#include "clock_timer.h"
#include "sysconfig.h"

#define USE_SERIAL 0

static const PROGMEM char hello_str[] =
	"\n\n"
	"\t****************************************************\n"
	"\t**  JY-MCU 3208 Lattice Clock                     **\n"
	"\t**  (c) 2013 Christian Vogel <vogelchr@vogel.cx>  **\n"
	"\t****************************************************\n\n";

static uint8_t bright = 0; /* current LED brightness */
static char buf[8]; /* general purpose */

static void led_msg(const char *msg)
{
	ht1632c_clear_fb(fb);
	font_puts_RAM(FONT4X5, msg, fb, 0, HT1632C_WIDTH, 0, FONT_STAMP_NORM);
	ht1632c_flush_fb(fb);
}

int main(void)
{
	char c;

	sysconfig_init();
	ht1632c_init();
	ht1632c_bright(sysconfig.brightness);
	clock_timer_init();

#if USE_SERIAL
	serial_init();
	puts_P(hello_str);
#endif

	clock_ui_init();

	for (;;) {
		clock_ui_poll();
#if USE_SERIAL
		if (!serial_status()) /* wait for charater to be input */
			continue;
		c = getchar();

		if (c == '-' || c == '+') {
			if (c == '+' && bright < 15)
				bright++;
			if (c == '-' && bright > 0)
				bright--;

			printf_P(PSTR("Brightness set to %d.\n"), bright);

			sprintf_P(buf, PSTR("BR %d"), bright);
			puts(buf);
			led_msg(buf);

			ht1632c_bright(bright);
		}

		if (c == 'o' || c == 'f')
			ht1632c_onoff(c == 'o');

		if (c == 'B' || c == 'b')
			ht1632c_blinkonoff(c == 'B');

		if (c == '?') {
			puts_P(hello_str);
		}

		if (c == 't') {
			ht1632c_clear_fb(fb);
			font_puts_P(FONT6X8, PSTR("0123"), fb, 0, HT1632C_WIDTH,
				    0, FONT_STAMP_NORM);
			ht1632c_flush_fb(fb);
		}

		if (c == 'T') {
			ht1632c_clear_fb(fb);
			font_puts_P(FONT4X5, PSTR("HELLO@"), fb, 0,
				    HT1632C_WIDTH, 0, FONT_STAMP_NORM);
			ht1632c_flush_fb(fb);
		}
#endif
	}
}