Reference

iic(4)

I2C generic i/o device driver

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:

IoctlDescription
I2CSTARTsend start condition to the specified device (with 7-bit address) on the bus
I2CSTOPsend stop condition to the bus
I2CRSTCARDreset 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.