I2C address 0x20

Whether they can share one bus is not known: this catalog does not record whether the Qwiic Joystick can change address.

Qwiic Joystick

Has no other address recorded in this catalog.

PCF8575 16-Channel GPIO Expander

Can be moved to 0x21 or 0x22 or 0x23 or 0x24 or 0x25 or 0x26 or 0x27 with a jumper or pin.

TCA9534 I2C GPIO Expander

Ships at 0x27 and can be moved here.

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The newest record here was last changed on October 6, 2026.