StormCandleRev2 & Rev2b
An electronic candle measuring the air pressure and displaying it on a single, adressable RGBW LED.
An average air pressure is displayed by white light, high pressure in red and low pressure in blue. The minimum and maximum pressure values are adapted automatically and stored in the EEPROM.
This code works both with Revision 2 (reset button at the bottom) and Revision 2b (reset by accelerometer).