.. -*- coding: utf-8; mode: rst -*- .. _FE_DISEQC_SEND_BURST: ************************** ioctl FE_DISEQC_SEND_BURST ************************** Name ==== FE_DISEQC_SEND_BURST - Sends a 22KHz tone burst for 2x1 mini DiSEqC satellite selection. Synopsis ======== .. c:function:: int ioctl( int fd, FE_DISEQC_SEND_BURST, enum fe_sec_mini_cmd tone ) :name: FE_DISEQC_SEND_BURST Arguments ========= ``fd`` File descriptor returned by :ref:`open() `. ``tone`` an integer enumered value described at :c:type:`fe_sec_mini_cmd` Description =========== This ioctl is used to set the generation of a 22kHz tone burst for mini DiSEqC satellite selection for 2x1 switches. This call requires read/write permissions. It provides support for what's specified at `Digital Satellite Equipment Control (DiSEqC) - Simple "ToneBurst" Detection Circuit specification. `__ .. c:type:: fe_sec_mini_cmd .. flat-table:: enum fe_sec_mini_cmd :header-rows: 1 :stub-columns: 0 - .. row 1 - ID - Description - .. row 2 - .. _SEC-MINI-A: ``SEC_MINI_A`` - Sends a mini-DiSEqC 22kHz '0' Tone Burst to select satellite-A - .. row 3 - .. _SEC-MINI-B: ``SEC_MINI_B`` - Sends a mini-DiSEqC 22kHz '1' Data Burst to select satellite-B 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 ` chapter.