SCART concept

  SCART (Syndicat des Constructeursd 'Appareils Radiorécepteurs et Téléviseurs) interface is a dedicated audio and video interface, which is developed by the French company Peritel industry standard for interconnecting AV devices, it is mandatory for the European satellite television receiver, a television, interconnection interface on the VCR and other audio and video equipment. Standard SCART interface 21 pin connector, at right angles to a trapezoidal shape, commonly known as "broom head."

                    

 

 

  This needle 21 is defined in the audio and video signals, may be used to transmit signals CVBS and RGB interlaced video signals, stereo audio signals may also be transmitted. 21 needle 21 simultaneously transmit signals, which signals can be divided into 21 video signals, audio signals, control signals, data lines and several ground. In addition, SCART interfaces or two-way transmission, to achieve the so-called "LOOP" loop function.
  SCART inputs, an AV input, then there is a special player or satellite TV receiver or other game consoles such an interface. But the output device must be used with this interface can be, if not, you can use this interface to switch to AV converter.
For Europe the DVR outlet (disc / DVR), since they are usually required to receive encrypted television channels, therefore, must be connected to an external encrypted descrambling cartridge design.

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Origin www.cnblogs.com/yuanqiangfei/p/11130699.html