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AT89C51RC2 Datasheet 8-bit Microcontroller

Manufacturer: Atmel (now Microchip Technology)

General Description

The AT89C51RB2/RC2 is a high-performance Flash version of the 80C51 8-bit microcontrollers.

It contains a 16K or 32K Bytes Flash memory block for program a

Key Features

  • 80C52 Compatible.
  • 8051 Pin and Instruction Compatible.
  • Four 8-bit I/O Ports.
  • Three 16-bit Timer/Counters.
  • 256 Bytes Scratch Pad RAM.
  • 9 Interrupt Sources with 4 Priority Levels.
  • Dual Data Pointer.
  • Variable Length MOVX for Slow RAM/Peripherals.
  • ISP (In-system Programming) Using Standard VCC Power Supply.
  • Boot ROM Contains Low Level Flash Programming Routines and a Default Serial Loader.
  • High-speed A.