Automatic functional test equipment utilizing digital programmed storage means

Claim 1

IN AUTOMATIC FUNCTIONAL TEST EQUIPMENT, A PROGRAMMER COMPRISING STORAGE MEANS HAVING INFORMATION STORED THEREIN, SAID INFORMATION COMPRISING INFORMATION AS TO THE ELECTRICAL TEST SIGNALS TO BE APPLIED, THE SELECTION OF INPUT LEADS TO AN OBJECT UNDER TEST, THE SELECTION OF OUTPUT LEADS FROM AN OBJECT UNDER TEST, AND REFERENCE DIGITAL SIGNALS INDICATING ACCEPTABILITY OR NON-ACCEPTABILITY OF THE RESPONSE OF THE OBJECT UNDER TEST, MEANS FOR GENERATING AN ELECTRICAL TEST SIGNAL UNDER THE CONTROL OF SID STORED INFORMATION AS TO ELECTRICAL TEST SIGNALS TO BE APPLIED TO SAID OBJECT UNDER TEST, CONNECTION MEANS FOR APPLYING SAID GENERATED ELECTRICAL TEST SIGNAL TO SAID OBJECT UNDER TEST UNDER THE CONTROL OF SAID INPUT LEAD INFORMATION STORED IN SAID STORAGE MEANS, CONNECTION MEANS FOR SELECTING PARTICULAR OUTPUT LEADS OF THE OBJECT UNDER TEST UNDER THE CONTROL OF SAID OUTPUT LEAD SELECTION INFORMATION STORED IN SAID STORAGE MEANS, AN ANALOG TO DIGITAL CONVERTER, AND A DIGITAL COMPARATOR CONNECTED TO RECEIVE THE OUTPUT OF SAID ANALOG TO DIGITAL CONVERTER AND SAID REFERENCE DIGITAL SIGNALS INDICATING ACCEPTABILITY OR NON-ACCEPTABILITY OF RESPONSE OF THE OBJECT UNDER TEST, FOR COMPARISON PURPOSES.