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Interactive Raspberry Pi Pinout

Raspberry Pi 40-pin GPIO Header

Common 40-pin GPIO header pinout for Raspberry Pi 1 Model B+, Pi 2, Pi 3, Pi 4, Pi 5, Zero, and Zero W. Click any header pin to inspect power, ground, BCM GPIO numbering, I2C, SPI, UART, PWM, PCM, and HAT EEPROM roles.

Pi 1 B+ to Pi 5 Compatible boards
40 pins Header
3.3V GPIO logic
26 BCM pins GPIO
8 pins Ground
3.3V and 5V Power rails
RASPBERRY PI 40-PIN GPIO
ODD Pins
EVEN Pins
BCM GPIO