void hexbright::detect_overheating() {
unsigned int temperature = get_thermal_sensor();
max_light_level = max_light_level+(OVERHEAT_TEMPERATURE-temperature);
// min, max levels...
max_light_level = max_light_level > MAX_LEVEL ? MAX_LEVEL : max_light_level;
max_light_level = max_light_level < MIN_OVERHEAT_LEVEL ? MIN_OVERHEAT_LEVEL : max_light_level;
#if (DEBUG==DEBUG_TEMP)
static float printed_temperature = 0;
static float average_temperature = -1;
if(average_temperature < 0) {
average_temperature = temperature;
Serial.println("Have you calibrated your thermometer?");
Serial.println("Instructions are in get_celsius.");
}
average_temperature = (average_temperature*4+temperature)/5;
if (abs(printed_temperature-average_temperature)>1) {
printed_temperature = average_temperature;
Serial.print(millis());
Serial.print(" ms, average reading: ");
Serial.print(printed_temperature);
Serial.print(" (celsius: ");
Serial.print(get_celsius());
Serial.print(") (fahrenheit: ");
Serial.print(get_fahrenheit());
Serial.println(")");
}
#endif
}
// If the starting temp is much higher than max_temp, it may be a long time before you can turn the light on.
// this should only happen if: your ambient temperature is higher than max_temp, or you adjust max_temp while it's still hot.
// Here's an example: ambient temperature is >
void hexbright::overheat_protection() {
int temperature = get_thermal_sensor();
safe_light_level = safe_light_level+(OVERHEAT_TEMPERATURE-temperature);
// min, max levels...
safe_light_level = safe_light_level > MAX_LEVEL ? MAX_LEVEL : safe_light_level;
safe_light_level = safe_light_level < MIN_OVERHEAT_LEVEL ? MIN_OVERHEAT_LEVEL : safe_light_level;
#if (DEBUG==DEBUG_TEMP)
static float printed_temperature = 0;
static float average_temperature = -1;
if(average_temperature < 0) {
average_temperature = temperature;
Serial.println("Have you calibrated your thermometer?");
Serial.println("Instructions are in get_celsius.");
}
average_temperature = (average_temperature*4+temperature)/5;
if (abs(printed_temperature-average_temperature)>1) {
printed_temperature = average_temperature;
Serial.print(millis());
Serial.print(" ms, average reading: ");
Serial.print(printed_temperature);
Serial.print(" (celsius: ");
Serial.print(get_celsius());
Serial.print(") (fahrenheit: ");
Serial.print(get_fahrenheit());
Serial.println(")");
}
#endif
// if safe_light_level has changed, guarantee a light adjustment:
// the second test guarantees that we won't turn on if we are
// overheating and just shut down
if(safe_light_level < MAX_LEVEL && get_light_level()>MIN_OVERHEAT_LEVEL) {
#if (DEBUG!=DEBUG_OFF)
Serial.print("Estimated safe light level: ");
Serial.println(safe_light_level);
#endif
change_done = min(change_done , change_duration);
}
}
