Which of the following are a type of timer peripheral?

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BlackTom AI · Accepted Answer

To determine which option best fits the question, we should evaluate each candidate as a timer peripheral.
Option 1: Interrupt Timer. An interrupt timer is a classic timer peripheral whose primary job is to generate interrupts at defined intervals, enabling time-based task scheduling. This clearly qualifies as a timer type.
Option 2: PWM Module. A PWM (Pulse Width Modulation) module often relies on a timer or counters to regulate the duty cycle of a signal. In many architectures, the PWM functionality is built on top of a timer peripheral, so it counts time to produce precise pulse widths, making it a timer-related peripheral.
Option 3: Low-Power Timer. A low-power timer is specifically designed to operate with minimal energy use while keeping accurate time measurements or intervals. This is explicitly a timer type adapted for low power, so it fits the category.
Option 4: Real-Time Clock. A Real-Time Clock (RTC) tracks real calendar time and can generate periodic updates or alarms. It is a well-known timer peripheral used for timekeeping, date functions, and timed events.
Option 5: SysTick. SysTick is a common system timer in many microcontroller architectures, used to trigger periodic interrupts for OS schedulers or timebase functions. It is definitely a timer peripheral.
Option 6: All of these are timer types. Given that each of the previous options (1 through 5) corresponds to a legitimate timer peripheral or timer-related function, the statement that all of these are timer types is consistent with their roles. This makes the all-encompassing option true because it correctly groups all the listed items as timer-related peripherals.
Thus, evaluating each item shows that every option listed (1–5) represents a timer-type peripheral or timer-based function, and the final option correctly aggregates them all as timer types.

EE-215 - SEC001 - INTERNET OF THINGS DESIGN Week 9 Quiz

Which of the following are a type of timer peripheral?

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