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.. -*- coding: utf-8; mode: rst -*-
.. _lirc_set_send_carrier:
***************************
ioctl LIRC_SET_SEND_CARRIER
***************************
Name
====
LIRC_SET_SEND_CARRIER - Set send carrier used to modulate IR TX.
Synopsis
========
.. c:function:: int ioctl( int fd, int request, __u32 *frequency )
Arguments
=========
``fd``
File descriptor returned by open().
``request``
LIRC_SET_SEND_CARRIER
``frequency``
Frequency of the carrier to be modulated, in Hz.
Description
===========
Set send carrier used to modulate IR PWM pulses and spaces.
Return Value
============
On success 0 is returned, on error -1 and the ``errno`` variable is set
appropriately. The generic error codes are described at the
:ref:`Generic Error Codes <gen-errors>` chapter.
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