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Sensor processor integrated circuit

  • US 5,809,451 A
  • Filed: 02/24/1997
  • Issued: 09/15/1998
  • Est. Priority Date: 02/24/1997
  • Status: Expired due to Term
First Claim
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1. A sensor processor formed of a single integrated circuit comprising a central processing unit (CPU), read only memory storing a program, an analog to digital converter for converting analog input data from a sensor to digital data, a digital filter for filtering said digital data in parallel with execution of program functions by said CPU, a plurality of filter parameter registers accessible by said filter and said CPU for storing filter parameter values to be used in filtering said digital data, and an output register accessible by said filter and said CPU for storing the result of a filter operation.

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