AT89S52 8051 Microcontroller

AT89S52 8051 Microcontroller — 8-Bit 40-Pin MCU

The AT89S52 is a low-power, high-performance CMOS 8-bit microcontroller from Atmel, featuring 8KB of In-System Programmable Flash memory and full compatibility with the industry-standard 80C51 instruction set and pinout. Its on-chip ISP Flash makes it easy to reprogram without removing from the circuit.

Key Features

• 8KB ISP Flash program memory
• 256 bytes internal RAM
• 32 programmable I/O lines
• 3 Timer/Counters (16-bit)
• Full-duplex UART serial port
• 6 interrupt sources
• 80C51 instruction set compatible
• 40-pin DIP package
• Low-power idle and power-down modes

Applications

• Embedded control and automation
• Industrial monitoring systems
• Educational 8051 projects
• Consumer electronics