avr-hbw/testnode.c

#include "hw.h"
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/eeprom.h>
#include "hbw.h"

uint8_t expled;
uint8_t expbutton;
uint16_t exptime;
uint16_t explong;
uint16_t longtime;
uint16_t logtime;
uint8_t logging;

void hbw_read_config(void)
{
	uint8_t ee;

	ee =  eeprom_read_byte((const uint8_t *)1);
	logtime = 100L * ee;

	ee =  eeprom_read_byte((const uint8_t *)6);
	logging = ee & 0x01;

	ee =  eeprom_read_byte((const uint8_t *)8);

	if (ee == 0xFF)
		longtime = 1000;
	else
		longtime = 100L * ee;
}

uint8_t hbw_get_channel(uint8_t channel, uint8_t data[])
{
	if (channel == 1) {
		if (bit_is_clear(PIND, ExpButton))
			data[0] = 200;
		else
			data[0] = 0;
		return 1;
	}
	if (channel == 0) {
		if (bit_is_clear(PIND, ExpLED))
			data[0] = 0;
		else
			data[0] = 200;
		return 1;
	}
	return 0;
}

void hbw_set_channel(uint8_t channel, uint8_t len, uint8_t data[])
{
	if (channel == 0) {
		if (data[0]) 
			PORTD |= (1<<ExpLED);
		else
			PORTD &= ~(1<<ExpLED);
	}
}

void hbw_receive_key(uint8_t channel, uint8_t count, uint8_t flag)
{
	if(channel == 0)
		PORTD ^= (1<<ExpLED);
}

int main(void)
{
	uint16_t now;
	uint8_t state;
	
	DDRD |= (1<<ExpLED);
	DDRD &= ~(1<<ExpButton);

	PORTD &= ~(1<<ExpLED);
	PORTD |= (1<<ExpButton);

	expled = 0;
	expbutton = 0;
	exptime = 0;
	explong = 0;

	hbw_init();

	state = 255;

	while(1) {
		hbw_loop();

		now = hbw_timer?hbw_timer:1;

		if (bit_is_clear(PIND, ExpButton)) {
			if (exptime) {
				if (explong) {
					if (now - explong >= 300) {
						explong = now;
						state = 3;
					}
				} else {
					if (now - exptime > longtime) {
						explong = now;
						expbutton++;
						state = 3;
					}
				}
			} else {
				exptime = now;
				explong = 0;
			}
		}

		if (bit_is_set(PIND, ExpButton)) {
			if (exptime) {
				if (now - exptime > 50 && !explong) {
					expbutton++;
					state = 2;
				}
				if (now - exptime > 50 && explong)
					state = 0;
				exptime = 0;
			}
		}
		if (state != 255)
			if (hbw_send_key(1, expbutton, state))
				state = 255;
	}
}