Question

Which of the following parameters are given by the TAxCCRn?

(a) Capture/compare input. The selected input signal can be read by this bit

(b) Synchronized capture/compare input. The selected CCI input signal is latched with the EQUx signal and can be read from this bit

(c) Holds the data for the comparison to the timer value in the Timer_A Register, TAR

(d) None of the mentioned

The question was asked during a job interview.

The doubt is from TIMER_A topic in portion MSP430 Microcontroller of Microcontroller

Answer 1

Correct answer is (c) Holds the data for the comparison to the timer value in the Timer_A Register, TAR

The explanation: Compare mode: TAxCCRn holds the data for the comparison to the timer value in the Timer_A Register, TAR.

Capture mode: The Timer_A Register, TAR, is copied into the TAxCCRn register when capture is performed.