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Method of testing with computers

  • US 4,417,336 A
  • Filed: 06/18/1981
  • Issued: 11/22/1983
  • Est. Priority Date: 06/18/1981
  • Status: Expired due to Fees
First Claim
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1. A method of testing a unit with a test instrument and with the aid of a master, an intermediate and a slave computer, the latter being connected to said test instrument for sensing its measurements, comprising the steps of:

  • dispatching one of a plurality of instruction signals to said intermediate computer from said master computer;

    issuing to said slave computer, when it is not halted, a signal to halt from said intermediate computer after receipt by the latter of one of said instruction signals, said signal to halt being provided in response to one of said instruction signals;

    transmitting from said intermediate to said slave computer, after the latter has halted, that one of a plurality of command signals corresponding to the currently received one of said instruction signals;

    altering the state of said slave computer in response to that one of said command signals transmitted from said intermediate computer, the altering of the state of said slave computer being directed by said master computer without any change in direction originating from said intermediate computer;

    forwarding a go signal to said intermediate computer from said master computer;

    issuing to said slave computer from said intermediate computer a run signal signifying a request to run and sense measurements from said test instrument; and

    performing successive measurements with said slave computer without successive authorization through said intermediate computer.

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