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Freescale Semiconductor MC9328MX21

The Freescale Semiconductor MC9328MX21 is an ARM926EJ-S based High-performance 32-bit RISC Microprocessor with Thumb extensions, 16KB Data Cache, 16KB Instruction Cache, MMU, Write Buffer, clock speed up to 266 MHz, ARM926EJ-S Interrupt Controller (AITC), Phase-Locked Loop (PLL), Clock and Reset Controller, AHB-Lite IP Interface (AIPI) Module, System Control, Bootstrap, Multi-layer AHB Crossbar Switch (MAX), WDOG, RTC, 3 * General Purpose Timers (GPT), Pulse-Width Modulator (PWM), SDRAM Memory Controller, Direct Memory Access Controller (DMAC), NAND Flash Memory Controller, External Interface Module (EIM), Bus Master Interface (BMI), I2C, 3 * SPI, 2 * SSI/I2S, I2C, CMOS Sensor Interface (CSI), LCD Controller (LCDC), Smart LCD Controller (SLCDC), enhanced Multimedia Accelerator (eMMA), 2 * MultimediaCard/Secure Digital Host Controller (MMC/SDHC), Digital Audio Mux (AUDMUX), 4 * UART, USB On-The-Go (USB OTG), 2 * USB Host, PCMCIA/CF Interface, Keypad Port (KPP), Fast InfraRed Interface (FIRI) Module, 1-Wire Interface, 192 GPIO pins.


Development Tools
Compiler, Assembler, Linker, Debugger
JTAG Debuggers
Data Sheets
1,667,255 bytes
Reference Manual
16,003,184 bytes

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Header Files
FLASH Utilities
Real-Time OS
Simulated Features
Simulation for this device is provided by the default peripheral simulation driver.

Complete peripheral simulation is not available and is not planned to be implemented by ARM.

The following on-chip peripherals are simulated by the Keil Software µVision Debugger.

The following on-chip peripherals are not simulated.

  • Flash Memory
  • I²C Interface
  • Memory Accelerator Module
  • Memory Mapping Control

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