32-Bit ColdFire V1 Microcontrollers

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Block Diagram

ColdFire MCF51AG Microcontroller Block Diagram

ColdFire MCF51AG Microcontroller Block Diagram


  • ColdFire® V1 core delivering a 50 MHz core speed and 25 MHz bus speed
  • 4-channel DMA with selectable peripheral sources
  • iEvent module for peripheral-to-peripheral triggering with no CPU intervention
  • Up to 128 KB flash and 16 KB SRAM
  • 2 x 6-channel 16-bit FlexTimer modules for motor control
  • 24-channel 12-bit analog-to-digital converter (ADC) with pulse width modulated hardware triggering
  • 2 high-speed analog comparators with integrated DAC
  • Communication peripherals: 2 x serial peripheral interface (SPI), 2 x serial communications interface (SCI) and 1 x I²C
  • Accurate low-cost internal clock source
  • Advanced indepently clocked watchdog for system safety


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Note: For better experience, software downloads are recommended on desktop.


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