
146 Chapter 6
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• The stereo audio codec converts the audio input from microphones, FM receiver,
and stereo audio line sources into digital audio.
• The CCIR656 Bus moves raw digital video content to the DSP.
• The serial interface enables fi le transfers with the host computer via standard
interface formats such as USB, RS232, and JTAG interfaces (this could
eventually include serial ATA).
• The memory interface handles direct memory interfaces with various portable
memory media including compact fl ash cards, SD cards, MMC cards, memory
sticks, and so on.
• The IDE interface handles data transfers with a hard disk drive. ...