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Atmel AT91SAM9XE128

The Atmel AT91SAM9XE128 is an ARM926EJ-S based High-performance 32-bit RISC Microcontroller with Thumb extensions, 32K Bytes ROM, 128K Bytes high-performance on-chip Flash, 16K Bytes SRAM, 16K Bytes Instruction Cache, 8K Byte Data Cache, USB 2.0, External Bus Interface, Bus Matrix, System Controller, Reset Controller, Shutdown Controller, Clock Generator, Power Management Controller, Advanced Interrupt Controller, Debug Unit, Periodic Interval Timer, Watchdog Timer, Real-Time Timer, One 4-channel 10-bit Analog to Digital Converter, Three 32-bit PIO Controllers, Twentyfour Peripheral DMA Channels (PDC), Multimedia Card Interface (MCI), One Synchronous Serial Controllers (SSC), Four Universal Synchronous/Asynchronous Receiver Transmitters (USART), Two Master/Slave Serial Peripheral Interface (SPI), Two Three-channel 16-bit Timer/Counters (TC), Two Two-wire Interfaces (TWI), IEEE 1149.1 JTAG Boundary Scan.

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Development Tools
Compiler, Assembler, Linker, Debugger
Evaluation Boards
JTAG Debuggers
Data Sheets
13,109,456 bytes
1,416,221 bytes

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Header Files
FLASH Utilities
Device Programmers
MDK Middleware
The following middleware components are pre-configured in MDK-Professional
Real-Time OS
Simulated Features

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

  • Advanced Interrupt Controller
  • Analog/Digital Converter (ADC)
  • Enhanced Embedded Flash Controller
  • Image Sensor Interface
  • Periodic Interval Timer
  • Peripheral Data Controller
  • PIOA (32 I/O Lines)
  • PIOB (32 I/O Lines)
  • PIOC (32 I/O Lines)
  • Power Management Controller
  • Real-time Timer
  • Reset Controller
  • SDRAM Controller
  • Serial Peripheral Interface (SPI)
  • Static Memory Controller (SMC)
  • Synchronous Serial Controller (SSC)
  • Timer Counters 0-1 (3 Channels)
  • Two-wire Interfaces 0-1 (TWI)
  • USARTs 0-5
  • Watchdog Timer

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