PCAGPIO(4) OpenBSD Programmer's Manual PCAGPIO(4)NAMEpcagpio - Philips PCA955[4567] GPIO controller
SYNOPSIS
pcagpio* at iic?
gpio* at pcagpio?
DESCRIPTION
The pcagpio driver provides support for the Philips PCA955[4567] GPIO
controllers. The PCA955[467] devices have 8 pins and the PCA9555 device
has 16 pins which can be configured as either inputs or outputs, and
accessed using gpioctl(8).
SEE ALSOgpio(4), iic(4), intro(4), gpioctl(8)AUTHORS
The pcagpio driver was written by Theo de Raadt <deraadt@openbsd.org>.
OpenBSD 4.9 September 10, 2008 OpenBSD 4.9