AT89C51

The AT89C51 is a 8051 microcontroler design with compatibility in mind. The package as well as the timing allow it to replace older 8051 models.

• Compatibility mode at 12 clock/instruction
• High performance at 6 clock/instruction
• Max clock 60Mhz, max performace 5 mips
• 64k of internal flash
• Can read and execute on external memory

Documentation

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Forum

• identifying atmel chip
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