MCF51JM64VLD datasheet by Freescale Semiconductor

MCF51JM64VLD Frequently Asked Questions (FAQs)

• What is the maximum clock frequency of the MCF51JM64VLD?
  The maximum clock frequency of the MCF51JM64VLD is 50 MHz.
• How do I configure the clock source for the MCF51JM64VLD?
  The clock source for the MCF51JM64VLD can be configured using the Clock Management Unit (CMU) registers. The CMU allows selection of the clock source from internal oscillator, external crystal oscillator, or external clock source.
• What is the purpose of the Low-Power Modes in the MCF51JM64VLD?
  The Low-Power Modes (Wait, Stop, and VLPR) in the MCF51JM64VLD are designed to reduce power consumption when the device is not actively executing code. These modes can be used to extend battery life in battery-powered applications.
• How do I use the DMA controller in the MCF51JM64VLD?
  The DMA controller in the MCF51JM64VLD can be used to transfer data between peripherals and memory without CPU intervention. The DMA controller is configured using the DMA registers, and the transfer is triggered by a peripheral request or a software request.
• What is the maximum amount of flash memory that can be programmed in the MCF51JM64VLD?
  The MCF51JM64VLD has 64 KB of flash memory, and the entire 64 KB can be programmed using a flash programmer or a bootloader.