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Code swapping techniques for a modem implemented on a digital signal processor

  • US 6,351,781 B1
  • Filed: 09/25/1998
  • Issued: 02/26/2002
  • Est. Priority Date: 09/25/1998
  • Status: Expired due to Term
First Claim
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1. A communications device, comprising:

  • a. a bus;

    b. a memory connected to said bus, said memory storing a plurality of program modules used to execute modem functionality;

    c. a digital signal processor connected to said bus, said digital signal processor having DSP memory; and

    d. a direct memory access controller connected to said memory and to said digital signal processor for swapping program modules between said memory and said DSP memory, whereby said digital signal processor can execute modem processing by selectively loading program modules to said DSP memory during execution.

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