uint8_t set_preset_variable(uint8_t num) {
if (num < 0 || num >= NUMBER_OF_PRESETS) {
//Out of range
return 1;
}
while(!bns[1] && (wd_clock <= 60)) {
if(bns[0]) {
bns[0] = false;
presets[num] -= 2;
if (presets[num] < SI4705_FM_LOW) presets[num] = SI4705_FM_HIGH;
ms_clock = 0; //force a redraw, reset activity
wd_clock = 0;
watchdog_feed();
}
if(bns[2]) {
bns[2] = false;
presets[num] += 2;
if (presets[num] > SI4705_FM_HIGH) presets[num] = SI4705_FM_LOW;
ms_clock = 0; //force a redraw, reset activity
wd_clock = 0;
watchdog_feed();
}
if ((ms_clock+125)%250 == 0) {
if (hol[0]) {
presets[num] -= 2;
if (presets[num] < SI4705_FM_LOW) presets[num] = SI4705_FM_HIGH;
ms_clock = 0; //force a redraw, reset activity
wd_clock = 0;
watchdog_feed();
}
if (hol[2]) {
presets[num] += 2;
if (presets[num] > SI4705_FM_HIGH) presets[num] = SI4705_FM_LOW;
ms_clock = 0; //force a redraw, reset activity
wd_clock = 0;
watchdog_feed();
}
}
if (ms_clock%1000 == 0) {
watchdog_entertain();
nokia5110_gotoXY(7, num);
snprintf(line, 12, "%d.%d ", presets[num]/10, presets[num]%10);
nokia5110_writeString(line);
} else if ((ms_clock + 500)%1000 == 0 && is_fresh) {
watchdog_entertain();
nokia5110_gotoXY(7, num);
nokia5110_writeString(" ");
}
}
if (bns[1]) {
eeprom_update_word(&saved_presets[num], presets[num]);
bns[1] = false;
wd_clock = 0;
return 0;
} else {
wd_clock = 0;
return 1;
}
}
int main(void)
{
SystemInit(); // Activate settings quartz
ina219_init();
nokia5110_init();
while(1)
{
nokia5110_clear();
nokia5110_gotoXY(0, 0);
nokia5110_writeString("Voltage (V):");
nokia5110_gotoXY(0, 1);
voltage = ina219_getBusVoltage_V();
result = util_floatToString(voltage);
nokia5110_writeString(result);
// systick_delayMs(100);
nokia5110_gotoXY(0, 2);
nokia5110_writeString("Current (mA):");
nokia5110_gotoXY(0, 3);
current = ina219_getCurrent_mA();
result = util_floatToString(current);
nokia5110_writeString(result);
// systick_delayMs(100);
nokia5110_gotoXY(0, 4);
nokia5110_writeString("Power (mW):");
nokia5110_gotoXY(0, 5);
result = util_floatToString(voltage * current);
nokia5110_writeString(result);
systick_delayMs(300);
}
}
uint8_t set_time_variable(CLOCK_PREFIX_t selection, time_t *input_time) {
uint8_t value = *((uint8_t*)input_time + selection); //get the selected value from the memory address
if (input_time == &time) { //If we're setting the clock's time
sprintf(line, "%02d/%02d/%02d", input_time->month, input_time->day, input_time->year);
nokia5110_gotoXY(0,1);
nokia5110_writeString(line);
sprintf(line, "%02d:%02d:%02d %s", input_time->hour - 12*(input_time->hour>12), input_time->minute, input_time->second, input_time->hour<12?"am":"pm");
nokia5110_gotoXY(0,2);
nokia5110_writeString(line);
} else { //If we're setting an alarm time
sprintf(line, "%02d:%02d %s", input_time->hour - 12*(input_time->hour>12), input_time->minute, input_time->hour<12?"am":"pm");
nokia5110_gotoXY(0,2);
nokia5110_writeString(line);
}
char str[] = "00";
if (selection == days) {
time_limits[selection] = days_in_month[input_time->month-1];
}
while(!bns[1] && (wd_clock <= 60)) {
if(bns[0]) {
bns[0] = false;
if (selection == months || selection == days) {
value = ((value+time_limits[selection]-2) % (time_limits[selection]) + 1);
} else {
value = ((value+time_limits[selection]-1) % (time_limits[selection]));
}
ms_clock = 0; //force a redraw, reset activity
wd_clock = 0;
watchdog_feed();
}
if(bns[2]) {
bns[2] = false;
if (selection == months || selection == days) {
value = ((value % time_limits[selection]) + 1);
} else {
value = ((value+1) % (time_limits[selection]));
}
ms_clock = 0; //force a redraw, reset activity
wd_clock = 0;
watchdog_feed();
}
if ((ms_clock+125)%250 == 0) {
if (hol[0]) {
if (selection == months || selection == days) {
value = ((value+time_limits[selection]-2) % (time_limits[selection]) + 1);
} else {
value = ((value+time_limits[selection]-1) % (time_limits[selection]));
}
ms_clock = 0; //force a redraw, reset activity
wd_clock = 0;
watchdog_feed();
}
if (hol[2]) {
if (selection == months || selection == days) {
value = ((value % time_limits[selection]) + 1);
} else {
value = ((value+1) % (time_limits[selection]));
}
ms_clock = 0; //force a redraw, reset activity
wd_clock = 0;
watchdog_feed();
}
}
if (ms_clock%1000 == 0) {
watchdog_entertain();
nokia5110_gotoXY((selection%3)*21, selection/3+1);
if (selection == hours) {
snprintf(str, 3, "%02d", value - 12*(value>12));
nokia5110_writeString(str);
nokia5110_gotoXY(42 + 21*(input_time == &time), 2);
nokia5110_writeString(value<12?"am":"pm");
} else {
snprintf(str, 3, "%02d", value);
nokia5110_writeString(str);
}
} else if ((ms_clock + 500)%1000 == 0 && is_fresh) {
watchdog_entertain();
nokia5110_gotoXY((selection%3)*21, selection/3+1);
nokia5110_writeString(" ");
}
}
if (bns[1]) {
bns[1] = false;
wd_clock = 0;
*((uint8_t*)input_time + selection) = value; //store the edited value in the memory address
if (selection == days) {
if (time.day > days_in_month[time.month - 1]) {
input_time->day = (days_in_month[time.month - 1] - (time.month == 2 && !ds1307_isleapyear(time.year))); //don't let users send the wrong number of days
}
}
if (selection == years) {
if ( time.day > (days_in_month[time.month - 1] - (time.month == 2 && !ds1307_isleapyear(time.year))) ) {
input_time->day = (days_in_month[time.month - 1] - (time.month == 2 && !ds1307_isleapyear(time.year))); //don't let users send the wrong number of days if it's not a leap year
}
}
if (input_time == &time) { //If we're setting the clock's time
sprintf(line, "%02d/%02d/%02d", input_time->month, input_time->day, input_time->year);
nokia5110_gotoXY(0,1);
nokia5110_writeString(line);
sprintf(line, "%02d:%02d:%02d %s", input_time->hour - 12*(input_time->hour>12), input_time->minute, input_time->second, input_time->hour<12?"am":"pm");
nokia5110_gotoXY(0,2);
nokia5110_writeString(line);
} else { //If we're setting an alarm time
sprintf(line, "%02d:%02d %s", input_time->hour - 12*(input_time->hour>12), input_time->minute, input_time->hour<12?"am":"pm");
nokia5110_gotoXY(0,2);
nokia5110_writeString(line);
}
return 0;
} else {
wd_clock = 0;
return 1;
}
}
void inline radio_state() {
if (init) {
schedule_insert(system_schedule, 0, ms_clock, get_time);
schedule_insert(system_schedule, 0, ms_clock, get_rbds);
schedule_insert(system_schedule, 0, ms_clock, get_status);
schedule_insert(system_schedule, 0, ms_clock, display_radio_screen);
schedule_insert(system_schedule, 0, ms_clock, display_radio_channel);
schedule_insert(system_schedule, 0, ms_clock, display_rbds_information);
schedule_insert(system_schedule, 0, ms_clock, start_ADC_conversion);
if (!radio_is_on) {
si4705_power_on();
si4705_set_channel(channel);
set_volume(ADC_values[0]);
}
radio_is_on = true;
what_the_beep = false;
nokia5110_clear();
wd_clock = 0; //second counter
#ifndef USING_PRINTF
PORTD &= ~_BV(0); // Turn the radio LED on
PORTD |= _BV(1); // Turn the stereo status LED off
#endif
}
if(bns[0]) {
bns[0] = false;
if (radio_activity == 1) {
channel -= 2;
if (channel%2 == 0) {
channel += 1;
}
if (channel < SI4705_FM_LOW) channel = SI4705_FM_HIGH;
si4705_set_channel(channel);
clear_radio_strings();
}
radio_activity = 1;
wd_clock = 0; //reset activity
schedule_insert(system_schedule, 200, ms_clock, button_down);
}
if(bns[1]) {
bns[1] = false;
eeprom_update_word(&saved_channel, channel);
state = menu;
}
if(bns[2]) {
//printf("I was pressed up\n");
bns[2] = false;
if (radio_activity == 2) {
channel += 2;
if (channel%2 == 0) {
channel -= 1;
}
if (channel < SI4705_FM_LOW) channel = SI4705_FM_HIGH;
si4705_set_channel(channel);
clear_radio_strings();
}
radio_activity = 2;
wd_clock = 0; //reset activity
////printf("event scheduled\n");
schedule_insert(system_schedule, 200, ms_clock, button_up);
}
if (event_is_ready) {
switch(next_event.id) {
case start_ADC_conversion:
ADC_start_conversion();
set_brightness(photo_avg/PHOTO_AVG_RESOLUTION);
set_volume(ADC_values[0]);
schedule_insert(system_schedule, 20, ms_clock, start_ADC_conversion);
break;
case get_time:
ds1307_getdate_s(&time);
schedule_insert(system_schedule, 1000, ms_clock, get_time);
//printf("%d:%d:%d\n", time.hour, time.minute, time.second);
break;
case get_rbds:
si4705_get_rdbs(station_text, scroll_text);
schedule_insert(system_schedule, 200, ms_clock, get_rbds);
break;
case get_status:
si4705_get_tune_status(&radio_tune_status);
si4705_get_rsq_status(&radio_rsq_status);
channel = radio_tune_status.tuneFrequency;
//printf("%u\n", channel);
schedule_insert(system_schedule, 100, ms_clock, get_status);
break;
case display_radio_screen:
nokia5110_gotoXY(14,0);
snprintf(line, 10, "%02d:%02d %s", time.hour - 12*(time.hour>12), time.minute, time.hour<12?"am":"pm");
nokia5110_writeString(line);
schedule_insert(system_schedule, 1000, ms_clock, display_radio_screen);
break;
case display_radio_channel:
nokia5110_gotoXY(8-8*(channel>=1000),1);
snprintf(line, 8, " %d.%d ", channel/10, channel%10);
nokia5110_writeString_megaFont(line);
nokia5110_gotoXY(0, 2);
snprintf(line, 2, "%c", 124+(ADC_values[0]>80)+(ADC_values[0]>180));
nokia5110_writeString(line);
nokia5110_gotoXY(0, 3);
snprintf(line, 2, "%c", 128 + (radio_rsq_status.rssi>22) + (radio_rsq_status.rssi>35));
nokia5110_writeString(line);
nokia5110_gotoXY(70, 3);
snprintf(line, 3, "%s", radio_rsq_status.pilot?"st":" ");
nokia5110_writeString(line);
#ifndef USING_PRINTF
if (radio_rsq_status.pilot) {
PORTD &= ~(_BV(1)); // Turn the stereo status on
} else {
PORTD |= _BV(1); // Turn the stereo status off
}
#endif
schedule_insert(system_schedule, 100, ms_clock, display_radio_channel);
break;
case display_rbds_information:
rbds_pixel_offset = (rbds_pixel_offset+1) % 7;
if (rbds_pixel_offset == 0) {
text_index = (text_index + 1) % (strlen(scroll_text));
}
if (strlen(scroll_text) > DISPLAY_OFFSET+1) { // we have a radio string
nokia5110_gotoXY(0,5);
nokia5110_writeString_L(&scroll_text[text_index], rbds_pixel_offset);
//nokia5110_writeString_C(&scroll_text[text_index]);
} else if (strlen(station_text) > 0) { // we don't have a radio string, but we have program service!
snprintf(line, 12, "%s ", station_text);
nokia5110_gotoXY(14,5);
nokia5110_writeString_C(line);
} else { // we got nothing
nokia5110_gotoXY(0,5);
nokia5110_writeString(" ");
}
schedule_insert(system_schedule, 100, ms_clock, display_rbds_information);
break;
case button_down:
if (hol[0]) {
si4705_seek(DOWN);
clear_radio_strings();
} else {
channel -= 2;
if (channel%2 == 0) {
channel += 1;
}
if (channel < SI4705_FM_LOW) channel = SI4705_FM_HIGH;
si4705_set_channel(channel);
clear_radio_strings();
}
radio_activity = 0;
break;
case button_up:
//printf("handling event - ");
if (hol[2]) {
//printf("you were holding\n");
si4705_seek(UP);
clear_radio_strings();
} else {
//printf("you were tapping\n");
channel += 2;
if (channel%2 == 0) {
channel -= 1;
}
if (channel > SI4705_FM_HIGH) channel = SI4705_FM_LOW;
si4705_set_channel(channel);
clear_radio_strings();
}
radio_activity = 0;
break;
default:
break;
}
}
if (wd_clock == 3599) {
state = last_state;
}
}
void inline preset_state() {
if (init) {
schedule_insert(system_schedule, 0, ms_clock, start_ADC_conversion);
menu_index = 0;
nokia5110_clear();
for (err = 0; err < NUMBER_OF_PRESETS; err++) {
nokia5110_gotoXY(0, err);
snprintf(line, 12, " %u.%u", presets[err]/10, presets[err]%10);
nokia5110_writeString(line);
}
nokia5110_gotoXY(0,0);
nokia5110_writeString(">");
nokia5110_gotoXY(0,5);
nokia5110_writeString(" Back");
}
if (bns[0]) {
bns[0] = false;
nokia5110_gotoXY(0, menu_index);
nokia5110_writeString(" ");
menu_index = (menu_index+1) % 6;
nokia5110_gotoXY(0, menu_index);
nokia5110_writeString(">");
wd_clock = 0; // reset activity
watchdog_feed();
}
if (bns[1]) {
bns[1] = false;
if(menu_index == 5) {
state = last_state;
} else {
// choose preset
if (last_state == home) {
nokia5110_gotoXY(0,menu_index);
nokia5110_writeString(" ");
err = set_preset_variable(menu_index);
if (err) {
state = last_state;
}
nokia5110_gotoXY(0,menu_index);
snprintf(line, 12, ">%u.%u", presets[menu_index]/10, presets[menu_index]%10);
nokia5110_writeString(line);
} else {
if (channel != presets[menu_index]) {
channel = presets[menu_index];
si4705_set_channel(channel);
clear_radio_strings();
}
state = radio;
}
}
}
if (bns[2]) {
bns[2] = false;
nokia5110_gotoXY(0, menu_index);
nokia5110_writeString(" ");
menu_index = (menu_index+5) % 6;
nokia5110_gotoXY(0, menu_index);
nokia5110_writeString(">");
wd_clock = 0; //reset activity
watchdog_feed();
}
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;
default:
break;
}
}
if(wd_clock == 60) {
wd_clock = 0;
state = last_state;
}
}
// This state is blocking, and can't be interrupted by other states
void inline set_alarm_state() {
nokia5110_clear();
nokia5110_gotoXY(3,0);
nokia5110_writeString("Set Alarm ");
nokia5110_writeChar(state == set_alarm_A?'A':'B');
nokia5110_gotoXY(0,4);
nokia5110_writeString("[ ]Tone");
nokia5110_gotoXY(0,5);
nokia5110_writeString("[ ]Radio");
err = 0;
time_t *ptr;
if (state == set_alarm_A) {
time_alarm_A.hour = eeprom_read_byte(&alarm_A_hours);
time_alarm_A.minute = eeprom_read_byte(&alarm_A_minutes);
ptr = &time_alarm_A;
} else {
time_alarm_B.hour = eeprom_read_byte(&alarm_B_hours);
time_alarm_B.minute = eeprom_read_byte(&alarm_B_minutes);
ptr = &time_alarm_B;
}
if (!err) err |= set_time_variable(hours, ptr);
if (!err) err |= set_time_variable(minutes, ptr);
if (!err) {
if ((state == set_alarm_A && alarm_A_is_beep) || (state == set_alarm_B && alarm_B_is_beep)) {
nokia5110_gotoXY(7,4);
nokia5110_writeChar(126);
} else {
nokia5110_gotoXY(7,5);
nokia5110_writeChar(127);
}
wd_clock = 0; // reset activity
while(!bns[1] && (wd_clock <= 60)) {
if (bns[0] || bns[2]) {
if ((state == set_alarm_A && alarm_A_is_beep) || (state == set_alarm_B && alarm_B_is_beep)) {
nokia5110_gotoXY(7,4);
nokia5110_writeChar(' ');
} else {
nokia5110_gotoXY(7,5);
nokia5110_writeChar(' ');
}
bns[0] = bns[2] = false;
alarm_A_is_beep ^= (state == set_alarm_A);
alarm_B_is_beep ^= (state == set_alarm_B);
if ((state == set_alarm_A && alarm_A_is_beep) || (state == set_alarm_B && alarm_B_is_beep)) {
nokia5110_gotoXY(7,4);
nokia5110_writeChar(126);
} else {
nokia5110_gotoXY(7,5);
nokia5110_writeChar(127);
}
}
watchdog_entertain();
}
if (bns[1]) {
bns[1] = false;
} else {
err = 1;
}
}
if (!err) {
if (state == set_alarm_A) {
//alarm_A_enabled = true;
eeprom_update_byte(&alarm_A_hours, ptr->hour);
eeprom_update_byte(&alarm_A_minutes, ptr->minute);
eeprom_update_byte(&alarm_A_tone_setting, alarm_A_is_beep);
} else {
//alarm_B_enabled = true;
eeprom_update_byte(&alarm_B_hours, ptr->hour);
eeprom_update_byte(&alarm_B_minutes, ptr->minute);
eeprom_update_byte(&alarm_B_tone_setting, alarm_B_is_beep);
}
}
state = last_state;
}
void inline menu_state() {
if (init) {
schedule_insert(system_schedule, 0, ms_clock, start_ADC_conversion);
menu_index = 0;
nokia5110_clear();
nokia5110_gotoXY(0,0);
if (last_state == home) {
nokia5110_writeString(">Radio");
} else {
nokia5110_writeString(">Radio Off");
}
nokia5110_gotoXY(0,1);
nokia5110_writeString(" Time-Set");
nokia5110_gotoXY(0,2);
nokia5110_writeString(" Set AlarmA");
nokia5110_gotoXY(0,3);
nokia5110_writeString(" Set AlarmB");
nokia5110_gotoXY(0,4);
if (last_state == home) {
nokia5110_writeString(" Set Presets");
} else {
nokia5110_writeString(" FM Presets");
}
nokia5110_gotoXY(0,5);
nokia5110_writeString(" Back");
}
if (bns[0]) {
bns[0] = false;
nokia5110_gotoXY(0, menu_index);
nokia5110_writeString(" ");
menu_index = (menu_index+1) % 6;
nokia5110_gotoXY(0, menu_index);
nokia5110_writeString(">");
wd_clock = 0; //reset activity
watchdog_feed();
}
if(bns[1]) {
bns[1] = false;
switch(menu_index) {
case 0:
if (last_state == home) {
state = radio;
} else {
state = home;
}
break;
case 1:
state = set_clock; break;
case 2:
state = set_alarm_A; break;
case 3:
state = set_alarm_B; break;
case 4:
state = preset; break;
default:
state = last_state; break;
}
}
if (bns[2]) {
bns[2] = false;
nokia5110_gotoXY(0, menu_index);
nokia5110_writeString(" ");
menu_index = (menu_index+5) % 6;
nokia5110_gotoXY(0, menu_index);
nokia5110_writeString(">");
wd_clock = 0; //reset activity
watchdog_feed();
}
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;
default:
break;
}
}
if(wd_clock == 60) {
wd_clock = 0;
state = last_state;
}
}
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();
}