Shield signals by Arduino pin, from the Rev-C schematic. More...

Variables
Analog header (J4)
A2 is not connected.
constexpr uint8_t	TEMP_SIG_MCU = A0
	Conditioned temperature signal, JP2 at Internal (RP2040 ADC).
constexpr uint8_t	SENSOR_IN = A1
	Raw temperature sensor (JP1: Internal U1 or External J1).
constexpr uint8_t	TEMP_SIG_EXT = A3
	Conditioned temperature signal, JP2 at External (MAX11635 ADC on the Phyduino Pico).
constexpr uint8_t	IR_VOUT = A4
	Sharp GP2Y0A21YK0F IR distance sensor (J2).
constexpr uint8_t	POT = A5
	Potentiometer RV1 wiper (0 V to VDD).
Digital header (J7)
constexpr uint8_t	ENC_SW = 2
	Rotary encoder push switch, active low (pulled up to VDD).
constexpr uint8_t	ENC_A = 3
	Rotary encoder channel A, active low (pulled up to VDD).
constexpr uint8_t	ENC_B = 4
	Rotary encoder channel B, active low (pulled up to VDD).
constexpr uint8_t	LED2 = 5
	D2 red LED, active low (anode to VDD).
constexpr uint8_t	LED1 = 6
	D1 green LED, active low (anode to VDD).

Detailed Description

Shield signals by Arduino pin, from the Rev-C schematic.

Variables