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Atmel AT91M40400

The Atmel AT91M40400 is an ARM7TDMI based High-performance 32-bit RISC Microcontroller with Thumb extensions, Fully Programmable External Bus Interface, up to 64MB Address Space and 8 Chip Selects, 4K Bytes Internal RAM, 32 Programmable I/O Lines, 8-level Priority, Individually Maskable, Vectored Interrupt Controller, 4 External interrupts, including a High-priority Low-latency Interrupt Request, 3-channel 16-bit Timer/Counter, 3 External Clock Inputs, 2 Multi-purpose I/O Pins per Chan., 2 USARTs, 2 Dedicated Peripheral Data Controller Channels per USART, Programmable Watchdog Timer.

*** EOL Notice ***
This device's End-Of-Life date is January 1, 2000.

[Chip Vendor] [Distributors]

Development Tools
Compiler, Assembler, Linker, Debugger
JTAG Debuggers
Data Sheets
Datasheet for the Atmel AT91M40400
1,472,133 bytes
User's Guide for the Atmel AT91M40400
User's Guide
1,936,060 bytes

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Application Notes
FLASH Utilities
Real-Time OS
Simulated Features

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

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