Introduction - If you have any usage issues, please Google them yourself
AT89S52 is a low-power, high-performance CMOS8-bit microcontroller with 8K in-system programmable Flash memory. Using Atmel' s high density nonvolatile memory technology, and industrial products 80C51 instructions and is fully compatible pin. On-chip Flash program memory allows in-system programmable, but also for conventional programmer. In a single chip, has a smart 8-bit CPU and in-system programmable Flash, make AT89S52 for many embedded control applications, providing high flexibility, ultra-effective solution.