AT91SAM7S256 PDF datasheet can download.
This product has AT91 ARM THUMB-BASED MICROCONTROLLERS functions.
This is one of the semiconductor types. This part name is AT91SAM7S256.
Manufacturers of the product is ATMEL Corporation.
Image and pinout :
Some of the text files within the PDF file
AT91SAM ARM-based Flash MCU SAM7S512 SAM7S256 SAM7S128 SAM7S64 SAM7S321 SAM7S32 SAM7S161 SAM7S16 Features • Incorporates the ARM7TDMI® ARM® Thumb® Processor – High-performance 32-bit RISC Architecture – High-density 16-bit Instruction Set – Leader in MIPS/Watt – EmbeddedICE™ In-circuit Emulation, Debug Communication Channel Support • Internal High-speed Flash – 512 Kbytes (SAM7S512) Organized in Two Contiguous Banks of 1024 Pages of 256 Bytes (Dual Plane) – 256 Kbytes (SAM7S256) Organized in 1024 Pages of 256 Bytes (Single Plane) – 128 Kbytes (SAM7S128) Organized in 512 Pages of 256 Bytes (Single Plane) – 64 Kbytes (SAM7S64) Organized in 512 Pages of 128 Bytes (Single Plane) – 32 Kbytes (SAM7S321/32) Organized in 256 Pages of 128 Bytes (Single Plane) – 16 Kbytes (SAM7S161/16) Organized in 256 Pages of 64 Bytes (Single Plane) – Single Cycle Access at Up to 30 MHz in Worst Case Conditions – Prefetch Buffer Optimizing Thumb Instruction Execution at Maximum [ … ]
Please refer to the file for details.