Weighing scales – Computer – Electrical
Patent
1987-03-31
1988-01-12
Miller, Jr., George H.
Weighing scales
Computer
Electrical
364567, G01G 2322, G01G 19413
Patent
active
047185066
ABSTRACT:
Efficient insertion of alternate carrier (AC) PROM boards and drop ship (DS) PROM boards into a limited number of slots in the rate rack of a microprocessor-based weighing scale is achieved by providing a distinguishing characteristic on the PROM board indicative of whether the PROM board is an AC or a DS-PROM board, and by programming the microprocessor to recognize the distinguishing characteristic and to access the proper PROM board in response to keyboard inputs by the scale user. In one embodiment disclosed, the distinguishing characteristic is data at a particular address on a PROM resident on the PROM board. In another embodiment of the invention, the distinguishing characteristic is a physical and/or electrical characteristic of the PROM board itself. Method and apparatus are disclosed.
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Linden Gerald E.
Miller Jr. George H.
Pitchenik David E.
Pitney Bowes Inc.
Scolnick Melvin J.
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