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.Dd Jule 28, 2013
.Dt VUSB-I2CSET 1
.Os
.
.
.Sh NAME
.
.Nm vusb-i2cset
.Nd send data to an I2C device
.
.
.Sh SYNOPSIS
.
.Nm
.Ar address
.Ar data ...
.
.
.Sh VERSION
.
This manual documents
.Nm
UNRELEASED
.
.
.Sh DESCRIPTION
.
.Nm
sends bytes to an I2C device. It transmits a START condition, then the
.Ar address
with the R/W bit set to write, and then all specified bytes.
.
.Ar address
and
.Ar data
are decimal by default, use the
.Qq 0x
prefix for hexadecimal numbers
.
.Sh EXIT STATUS
.
.Bl -tag -width indnet
.
.It 0
.
after transmitting the
.Ar address ,
an ACK was received
.
.It 1
.
after transmitting the
.Ar address ,
a NAK was received
.
.It 2
.
Bad input (not a number)
.
.El
.
.
.Sh AUTHOR
.
Copyright (C) 2013 by Birte Friesel
.Aq derf@finalrewind.org
.
.
.Sh LICENSE
.
to be determined (BSD-ish)
|
