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Counters
The term synchronous refers to events that do not occur at the same time.
True
Correct Answer:
False
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Counters
The modulus of a counter is the actual number of states in its sequence.
All decade counters are BCD counters.
In VHDL, when we want to remember a value it must be stored in a VARIABLE.
The term synchronous, as applied to counter operations, means that the counter is clocked such that each flip-flop in the counter is triggered at the same time.
A ripple counter is an asynchronous counter.
Shift registers are used to store and transfer data.
A J-K flip-flop excitation table lists the present state, the next state, and the J and K levels required to produce each transition.
Counters are generally decoded in order to determine their count state.
Phototransistors have varying resistance from collector to emitter, depending on how much light strikes them.
An asynchronous counter differs from a synchronous counter in the method of clocking.
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