What Is The Difference Between Timer And Counter In PLC?

What Is The Difference Between Timer And Counter In PLC? A timer uses the frequency of the internal clock, and generates delay. A counter uses an external signal to count pulses. What is a counter in PLC? A counter is a PLC instruction that either increments (counts up) or decrements (counts down) an integer number

Is Program Counter A Special Purpose Register?

Is Program Counter A Special Purpose Register? Special Purpose Registers: PC (Program Counter) – address of the instruction being executed. Which of the following is not considered as special purpose register? 5. Which of the following is not a special function register? Explanation: Accumulator is a general function register, which can be used for multiple

What Is 3 Bit Synchronous Counter?

What Is 3 Bit Synchronous Counter? The 3-bit Synchronous binary up counter contains three T flip-flops & one 2-input AND gate. All these flip-flops are negative edge triggered and the outputs of flip-flops change affect synchronously. … The output of third T flip-flop toggles for every negative edge of clock signal if both Q0 &