Atmel AT91FR4042

The Atmel AT91FR4042 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, 256K Words 16-bit Flash Memory, 256K 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, Advanced Power-saving Features.

*** EOL Notice ***
This device's End-Of-Life date is August 2, 2011.

Development Tools Compiler, Assembler, Linker, Debugger MDK-ARM (Microcontroller Development Kit) Keil MDK-Lite Download Keil JTAG Debuggers ULINK-ME Keil ULINK2 Keil ULINKPro Keil J-Link ARM SEGGER Microcontroller Data Sheets Datasheet 207,665 bytes User's Guide 1,936,060 bytes Application Notes AT91 Application Notes Atmel FLASH Utilities ULINK-ME Keil ULINK2 Keil ULINKPro Keil J-Link ARM SEGGER Microcontroller Device Programmers Dataman 48Pro2 Super Fast Universal ISP Programmer Dataman Programmers Ltd. Dataman 48Pro2C Super Fast Universal ISP Programmer Dataman Programmers Ltd. Dataman 848Pro2 Super Fast Stand-Alone Programmer Dataman Programmers Ltd.

Real-Time OS RTX Real-Time Operating System Keil Simulated Features The following on-chip peripherals are simulated by the Keil Software µVision Debugger. Advanced Interrupt Controller External Bus Interface Parallel I/O Controller (32 I/O Lines) Power Saving Special Functions System Clock Timer Counter Block (3 Channels) USART0 USART1 Watchdog Timer The following on-chip peripherals are not simulated. Flash Memory