Combined count indicating and presetting systems

Claim 1

A system for indicating particular selectable counts in a binary counter, or for alternatively presetting the same count into the binary counter for the performance of a different function comprising: a binary counter having a number of bistable elements, each with a pair of output terminals at which applied signals may change the stable state of the particular bistable elements; preset means coupled to the first output terminals of each of the bistable elements of the binary counter; a diode matrix coupled to the second output terminals of the bistable elements of the binary counter in a selected pattern, the disposition and polarity of the diodes providing a number of individual circuit junctions representing various counts, such that an individual circuit junction goes to ground when all the diodes of a particular combination are negatively biased by the voltages on the associated terminals of the bistable elements in the binary counter, the various individual signal junctions in the diode matrix representing odd-valued counts only, a pair of selector switches, each of the selector switches having successive even- and odd-valued output terminals, and central armatures successively contacting the output terminals, central armatures of a first of the selector switches being coupled in a series circuit with the output terminals of the second of the switches, with even-valued terminals of the first switch being open and odd-valued terminals being coupled together to the onevalued output terminal of the diode matrix, the successive odd and even pairs of the second selector switch provides a disconnect for odd values when even values are chosen by movement by the selector switches; and means for presetting the binary counter through the diodE matrix means, including means coupled to the central armatures of the second selector switch for applying a positive pulse therethrough to the signal junctions of the diode matrix means and through the diodes thereof to the second output terminals of the binary counters to provide a particular preset pattern therein.

Claim 2

A system for indicating particular selectable counts in a binary counter, or for alternatively presetting the same count into the binary counter for the performance of a different function comprising: a binary counter having a number of bistable elements, each with a pair of output terminals at which applied signals may change the stable state of the particular bistable elements; preset means coupled to the first output terminals of each of the bistable elements of the binary counter; a diode matrix coupled to the second output terminals of the bistable elements of the binary counter in a selected pattern, the disposition and polarity of the diodes providing a number of individual circuit junctions representing various counts, such that an individual circuit junction goes to ground when all the diodes of a particular combination are negatively biased by the voltages on the associated terminals of the bistable elements in the binary counter, the various individual signal junctions in the diode matrix representing odd-valued counts only, a pair of selector switches, each of the selector switches having successive even- and odd-valued output terminals, and central armatures successively contacting the output terminals, central armatures of a first of the selector switches being coupled in a series circuit with the output terminals of the second of the switches, with even-valued terminals of the first switch being open and odd-valued terminals being coupled together to the onevalued output terminal of the diode matrix, the successive odd and even pairs of the second selector switch provides a disconnect for odd values when even values are chosen by movement by the selector switches; and means for presetting the binary counter through the diodE matrix means, including means coupled to the central armatures of the second selector switch for applying a positive pulse therethrough to the signal junctions of the diode matrix means and through the diodes thereof to the second output terminals of the binary counters to provide a particular preset pattern therein.

Claim 3

A system for indicating a particular count in response to the count pattern of a binary counter comprising a binary counter having a number of binary stages, each stage having first and second bistable states and an output terminal coupled to provide first and second output levels to indicate the instantaneous state of each stage, a plurality of individual signal junctions each representative of a different number in the count sequence of the binary counter, a first plurality of diodes individually connecting each signal junction in a first conducting direction to the output terminal of the highest order binary counter stage which assumes the first bistable state whenever the binary counter contains the count represented by the signal junction, said first plurality of diodes being placed in a forward conducting condition when the associated output terminal has a first output level indicative of said first bistable state, a second plurality of diodes individually connecting each junction in said first conducting direction to another junction representative of the remainder produced by subtracting the count represented by said highest order binary counter stage from the total count represented by the selected junction, count selector means for connecting a selected one of said junctions to a control terminal, output means connected to said control terminal to detect the occurrence of said second output level at the selected junction, and input means connected to said control terminal for applying an input signal at said second output level to the selected junction to thereby set the counter stages to the count indicated by the selected junction.

Claim 4

A system for indicating a particular count in response to the count pattern of a binary counter comprising a binary counter having a number of binary stages, each stage having first and second bistable states and an output terminal coupled to provide first and second output levels to indicate the instantaneous state of each stage, a plurality of individual signal junctions each representative of a different number in the count sequence of the binary counter, a first plurality of diodes individually connecting each signal junction in a first conducting direction to the output terminal of the highest order binary counter stage which assumes the first bistable state whenever the binary counter contains the count represented by the signal junction, said first plurality of diodes being placed in a forward conducting condition when the associated output terminal has a first output level indicative of said first bistable state, a second plurality of diodes individually connecting each junction in said first conducting direction to another junction representative of the remainder produced by subtracting the count represented by said highest order binary counter stage from the total count represented by the selected junction, count selector means for connecting a selected one of said junctions to a control terminal, output means connected to said control terminal to detect the occurrence of said second output level at the selected junction, and input means connected to said control terminal for applying an input signal at said second output level to the selected junction to thereby set the counter stages to the count indicated by the selected junction.