MCF51AC256ACPUE datasheet by Freescale Semiconductor

MCF51AC256ACPUE Frequently Asked Questions (FAQs)

• What is the maximum clock frequency of the MCF51AC256ACPUE?
  The maximum clock frequency of the MCF51AC256ACPUE is 50 MHz.
• How do I configure the clock source for the MCF51AC256ACPUE?
  The clock source for the MCF51AC256ACPUE can be configured using the Clock Management Unit (CMU) registers. The CMU allows selection of the clock source, clock frequency, and clock mode.
• What is the maximum amount of flash memory available on the MCF51AC256ACPUE?
  The MCF51AC256ACPUE has 256 KB of flash memory.
• How do I implement a watchdog timer on the MCF51AC256ACPUE?
  The MCF51AC256ACPUE has a built-in watchdog timer (WDOG) module that can be enabled and configured using the WDOG registers. The watchdog timer can be used to reset the microcontroller in case of a software fault or hang.
• What are the communication interfaces available on the MCF51AC256ACPUE?
  The MCF51AC256ACPUE has several communication interfaces, including UART, SPI, I2C, I2S, and USB.