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PCAMUX(4) Device Drivers Manual PCAMUX(4)

pcamuxPhilips PCA9548 I2C switch

pcamux* at iic?
iic* at pcamux?

The pcamux driver provides support for the Philips PCA9548 I2C switch, which is used with the iic(4) framework.

iic(4), intro(4)

The pcamux driver first appeared in OpenBSD 6.8.

The pcamux driver was written by Mark Kettenis <>.

June 18, 2020 OpenBSD-6.8