OPTICAL DRIVE CONTROLLER WITH A HOST INTERFACE FOR DIRECT CONNECTION TO AN IDE/ATA DATA BUS

  • US 20020032808A1
  • Filed: 06/28/1996
  • Published: 03/14/2002
  • Est. Priority Date: 06/22/1994
  • Status: Active Grant
First Claim
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1. A compact disk drive controller for a compact disk drive to control the communication of digital information between a compact disk and a host computer, said compact disk drive having drive electronics including a digital signal processor, a microcontroller, a random access memory and a system controller, wherein said host computer communicates with said compact disk drive controller via an IDE data bus and receives digital information from the compact disk via said IDE data bus, said compact disk drive controller comprising:

  • a host interface connecting said host computer via said IDE data bus with said compact disk drive controller, to receive data addresses and commands from said host computer and to transmit digital information to said host computer, a path for communicating data addresses and commands from said host interface to the microcontroller of said drive electronics, and a digital signal processor interface connecting said host interface and said digital signal processor of said drive electronics to receive digital information from said compact disk and to transmit said digital information to said host interface.

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