What Is Tcnt0

-TCNT0: (timer/counter register) -the 8-bit counter itself. -holds the present value of count. -OCR0: (output compare register)

What is TCNT0 register?

-TCNT0: (timer/counter register) -the 8-bit counter itself. -holds the present value of count. -OCR0: (output compare register)

What is the function of TCCR0 register?

TCCR0: Timer / Counter Control register 0 This is an 8-bit register used for the operation mode and the clock source selection. Write only a bit, which can be used while generating a wave. Writing 1 to this bit causes the wave generator to act as if a compare match has occurred.