NAME    [Toc]    [Back]

     iic -- I2C generic i/o device driver

SYNOPSIS    [Toc]    [Back]

     device iic

DESCRIPTION    [Toc]    [Back]

     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    [Toc]    [Back]

     iicbus(4)

HISTORY    [Toc]    [Back]

     The iic manual page first appeared in FreeBSD 3.0.

AUTHORS    [Toc]    [Back]

     This manual page was written by Nicolas Souchu.


FreeBSD 5.2.1		       October 25, 1998 		 FreeBSD 5.2.1