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/linux/Documentation/userspace-api/media/v4l/
H A Dtuner.rst46 set or video recorder. Each modulator is associated with one or more
48 modulator. The ``type`` field of the respective struct
51 ``V4L2_OUTPUT_TYPE_MODULATOR`` and its ``modulator`` field contains the
52 index number of the modulator.
54 Radio output devices have exactly one modulator with index zero, no
57 A video or radio device cannot support both a tuner and a modulator. Two
59 supports the tuner functionality and one that supports the modulator
62 cannot specify whether the frequency is for a tuner or a modulator.
64 To query and change modulator properties applications use the
67 :ref:`VIDIOC_S_MODULATOR <VIDIOC_G_MODULATOR>` does not switch the current modulator, when there
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H A Dvidioc-g-frequency.rst13 VIDIOC_G_FREQUENCY - VIDIOC_S_FREQUENCY - Get or set tuner or modulator radio frequency
38 To get the current tuner or modulator radio frequency applications set
41 modulator number (only input devices have tuners, only output devices
46 To change the current tuner or modulator radio frequency applications
65 - The tuner or modulator index number. This is the same value as in
68 the struct :c:type:`v4l2_output` ``modulator`` field
H A Dvidioc-enum-freq-bands.rst34 Enumerates the frequency bands that a tuner or modulator supports. To do
41 of the corresponding tuner/modulator is set.
54 - The tuner or modulator index number. This is the same value as in
57 the struct :c:type:`v4l2_output` ``modulator`` field
73 - :cspan:`2` The tuner/modulator capability flags for this
77 tuner/modulator. So either all bands have that capability set, or
H A Dvidioc-g-modulator.rst13 VIDIOC_G_MODULATOR - VIDIOC_S_MODULATOR - Get or set modulator attributes
38 To query the attributes of a modulator applications initialize the
55 :ref:`SDR <sdr>` specific modulator types are ``V4L2_TUNER_SDR`` and
57 initialized to zero. The term 'modulator' means SDR transmitter in this
74 - Identifies the modulator, set by the application.
77 - Name of the modulator, a NUL-terminated ASCII string.
103 :ref:`modulator-txsubchans`.
115 - :cspan:`2` Type of the modulator, see :c:type:`v4l2_tuner_type`.
H A Dvidioc-enumoutput.rst78 - ``modulator``
81 and this field identifies the modulator. It corresponds to struct
110 - This output is an analog TV modulator.
113 - Any non-modulator video output, for example Composite Video,
H A Ddev-radio.rst32 the :ref:`tuner or modulator <tuner>` ioctls.
45 Further all radio devices have one tuner or modulator (these are
H A Duser-func.rst47 vidioc-g-modulator
H A Dvidioc-querycap.rst227 - The device has some sort of modulator to emit RF-modulated
228 video/audio signals. For more information about modulator
H A Ddev-output.rst39 :ref:`modulator <tuner>`, :ref:`controls <control>`,
H A Ddev-rds.rst57 :ref:`VIDIOC_QUERYCAP` ioctl. Any modulator that
H A Ddev-raw-vbi.rst45 devices may or may not have a tuner or modulator.
51 :ref:`tuner or modulator <tuner>`, and :ref:`controls <control>`
H A Dv4l2.rst259 Finalized the RDS capture API. Added modulator and RDS encoder
H A Ddev-sliced-vbi.rst40 supported. Sliced VBI devices may have a tuner or modulator.
46 and :ref:`tuner or modulator <tuner>` ioctls if they have these
H A Dhist-v4l2.rst354 ``modulator`` and ``std`` where added instead.
379 tuner or modulator index number. A tuner ``type`` field was added
H A Ddiff-v4l.rst96 - The device has a :ref:`tuner or modulator <tuner>`.
/linux/Documentation/ABI/testing/
H A Dsysfs-bus-iio-adc-mcp35646 circuit of the Delta-Sigma modulator. The different BOOST
7 settings are applied to the entire modulator circuit, including
15 the current biasing circuit of the Delta-Sigma modulator.
/linux/Documentation/networking/device_drivers/hamradio/
H A Dbaycom.rst47 of a modulator/demodulator chip, usually a TI TCM3105. The computer
/linux/drivers/iio/adc/
H A DKconfig1261 tristate "Generic sigma delta modulator"
1266 Select this option to enables sigma delta modulator. This driver can
1321 Select this option to support ADCSigma delta modulator for
/linux/include/uapi/linux/
H A Dvideodev2.h1824 __u32 modulator; /* Associated modulator */ member
/linux/drivers/media/v4l2-core/
H A Dv4l2-ioctl.c233 p->modulator, (unsigned long long)p->std, p->capabilities); in v4l_print_enumoutput()
/linux/Documentation/admin-guide/media/
H A Dvivid.rst1118 the FM modulator.