@ -26,7 +26,7 @@ GND <-> PWM breakout board GND
D9 <-> PWM Pin of the breakout board
A4 <-> SDA pin of BMP280 breakout board
A5 <-> SDA pin of BMP280 breakout board
A5 <-> SCL pin of BMP280 breakout board
PWM board load <-> PC fan (+)
PWM board GNC <-> PC fan (-)