GPIO 1 (HAT EEPROM i2c Clock)
Alt0 | Alt7 |
---|---|
WKUP_I2C0_SCL | MCU_GPIO0_19 |
- Physical/Board pin 28
- GPIO/BCM pin 1
- SoC pin B9
These pins are generally reserved for i2c communication with an EEPROM.
Connect those pins for auto configuration, if the board provides the feature (check the board description for details of EEPROM functionality).