unsigned char ds1307_setdate(unsigned char year, unsigned char month, unsigned char day, unsigned char hour, unsigned char minute, unsigned char second)
{
//sanitize data
if (second < 0 || second > 59 ||
minute < 0 || minute > 59 ||
hour < 0 || hour > 23 ||
day < 1 || day > 31 ||
month < 1 || month > 12 ||
year < 0 || year > 99)
return 8;
//sanitize day based on month
if(day > pgm_read_byte(ds1307_daysinmonth + month - 1))
return 0;
//get day of week
unsigned char dayofweek = ds1307_getdayofweek(year, month, day);
//write date
i2c_start_wait(DS1307_ADDR | I2C_W);
i2c_wrt(0x00);//stop oscillator
i2c_wrt(ds1307_dec2bcd(second));
i2c_wrt(ds1307_dec2bcd(minute));
i2c_wrt(ds1307_dec2bcd(hour));
i2c_wrt(ds1307_dec2bcd(dayofweek));
i2c_wrt(ds1307_dec2bcd(day));
i2c_wrt(ds1307_dec2bcd(month));
i2c_wrt(ds1307_dec2bcd(year));
i2c_wrt(0x00); //start oscillator
i2c_stop();
return 1;
}
void inline home_state() {
if (init) {
schedule_insert(system_schedule, 0, ms_clock, get_time);
schedule_insert(system_schedule, 0, ms_clock, display_home_screen);
schedule_insert(system_schedule, 0, ms_clock, display_temp_and_alarm_settings);
schedule_insert(system_schedule, 0, ms_clock, start_ADC_conversion);
nokia5110_clear();
if (radio_is_on) {
si4705_power_off();
radio_is_on = false;
}
what_the_beep = false;
set_volume(0);
#ifndef USING_PRINTF
PORTD |= _BV(0); // Turn the radio LED off
PORTD |= _BV(1); // Turn the stereo status LED off
#endif
}
if(bns[0]) {
bns[0] = false;
}
if(bns[1]) {
bns[1] = false;
state = menu;
}
if(bns[2]) {
bns[2] = false;
}
if (event_is_ready) {
switch(next_event.id) {
case start_ADC_conversion:
ADC_start_conversion();
set_brightness(photo_avg/PHOTO_AVG_RESOLUTION);
schedule_insert(system_schedule, 20, ms_clock, start_ADC_conversion);
break;
case get_time:
ds1307_getdate_s(&time);
err = ds1307_getdayofweek(time.year, time.month, time.day);
schedule_insert(system_schedule, 1000, ms_clock, get_time);
//printf("%d:%d:%d\n", time.hour, time.minute, time.second);
break;
case display_home_screen:
snprintf(line, 12, "%02d:%02d", time.hour - 12*(time.hour>12), time.minute);
nokia5110_gotoXY(12,1);
nokia5110_writeString_megaFont(line);
snprintf(line, 12, " %s ", days_of_week[err]);
nokia5110_gotoXY(day_pixel_offsets[err],0);
nokia5110_writeString(line);
snprintf(line, 12, "%s", time.hour<12?"am":"pm");
nokia5110_gotoXY(68,3);
nokia5110_writeString(line);
snprintf(line, 9, "%d/%d/%d ", time.month, time.day, time.year);
nokia5110_gotoXY(0,4);
nokia5110_writeString(line);
schedule_insert(system_schedule, 1000, ms_clock, display_home_screen);
break;
case display_temp_and_alarm_settings:
init = false;
snprintf(line, 8, "%02d.%01d%cF ", (uint8_t)(temperature_avg/THERM_AVG_RESOLUTION/10), (uint8_t)(temperature_avg/THERM_AVG_RESOLUTION%10), 123);
nokia5110_gotoXY(0,5);
nokia5110_writeString(line);
nokia5110_gotoXY(63,4);
if (hol[3]) {
snprintf(line, 4, "A:%c", alarm_A_is_beep?124+(ADC_values[0]>80)+(ADC_values[0]>180):127);
} else {
snprintf(line, 4, "A: ");
}
nokia5110_writeString(line);
nokia5110_gotoXY(63,5);
if (hol[4]) {
snprintf(line, 4, "B:%c", alarm_B_is_beep?124+(ADC_values[0]>80)+(ADC_values[0]>180):127);
} else {
snprintf(line, 4, "B: ");
}
nokia5110_writeString(line);
schedule_insert(system_schedule, 100, ms_clock, display_temp_and_alarm_settings);
break;
default:
break;
}
}
watchdog_feed();
}
