IIC(4)

NAME
iic - I2C generic i/o device driver

SYNOPSIS
device iic

DESCRIPTION
The iic character device driver provides generic i/o to any iicbus(4) instance. In order to control I2C devices, use /dev/iic? with the following ioctls:

Ioctl | Description
I2CSTART | send start condition to the specified device (with 7-bit address) on the bus
I2CSTOP | send stop condition to the bus
I2CRSTCARD | reset the bus

You may also use read/write routines, then I2C start/stop handshake is managed by the iicbus system.

SEE ALSO
iicbus(4)

HISTORY
The iic manual page first appeared in FreeBSD 3.0.

AUTHORS
This manual page was written by Nicolas Souchu.