Arduino_Experiments Name Description Photo tft_friend LCD driving using MCUFRIEND_kbv library SoftwareSerialStm32 Software Serial for BluePill HardwareSerialStm32 Hardware Serial for BluePill R-2R_DAC Simple R-2R DAC connected to PORTD. No timers are used. R-2R_DAC_timer Simple R-2R DAC connected to PORTD. TIMER1 (TimerOne library) is used. R-2R_DAC_timer_sin Simple R-2R DAC connected to PORTD for generating sine signal. TIMER1 (TimerOne library) is used. Gamepad Gamepad on Arduino Pro Micro (Leonardo in Arduino IDE). thermometer_for_sauna DS18B20 and 1602 (I2C) display are used.