The AT87F52 is a low power, high performance CMOS 8-bit microcomputer with 8K bytes of QuickFlash programmable read-only memory. The device is manufactured using Atmel's high-density non-volatile memory technology and is compatible with industry standards 80C51 and 80C52 instruction sets and pins.
Block diagram
QuickFlash on chip allows program memory to be user programmed by traditional non-volatile memory programmers. The Atmel AT87F52 is a powerful microcomputer that provides a highly flexible and cost effective solution for many embedded control applications by combining a versatile 8-bit CPU and QuickFlash on a single chip.