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Analog data acquisition system

  • US 5,703,584 A
  • Filed: 08/22/1994
  • Issued: 12/30/1997
  • Est. Priority Date: 08/22/1994
  • Status: Expired due to Term
First Claim
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1. An analog data acquisition system comprising:

  • an analog input multiplexer having a plurality of input lines, an output line and a plurality of signal select lines;

    an analog-to-digital (A/D) converter having an input line, a digital output bus, and a plurality of control lines;

    whereinsaid input line of said A/D converter is connected to said analog input multiplexer output line; and

    an acquisition sequencer coupled to said plurality of signal select lines and to said plurality of control lines;

    wherein said acquisition sequencer comprises;

    a state machine connected to said plurality of control lines of said A/D converter wherein said state machine generates said signals over said plurality of control lines so that each signal on said A/D converter input line is converted to a digital signal; and

    further whereinsaid acquisition sequencer provides signals over said plurality of signal select lines so that a signal on one of said plurality of input lines to said analog input multiplexer is applied to said A/D converter; and

    said acquisition sequencer provides signals over said plurality of control lines so that each signal on said A/D converter input line is converted to a digital signal.

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