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PCALED(4)                BSD Kernel Interfaces Manual                PCALED(4)

NAME
     pcaled -- Philips PCA9532/PCA9552 GPIO LED dimmer

SYNOPSIS
     pcaled* at iic?
     gpio* at pcaled?

DESCRIPTION
     The pcaled driver provides support for the Philips PCA9532 and PCA9552
     GPIO controllers which are specifically optimized to dim LEDs in 256 dis-
     crete steps.

SEE ALSO
     gpio(4), iic(4), intro(4), gpioctl(8)

HISTORY
     The pcaled driver first appeared in OpenBSD 4.0.

AUTHORS
     The pcaled driver was written by Dale Rahn <drahn@openbsd.org>.

BSD                             April 29, 2017                             BSD