AT89S2051 Overview
The AT89S2051/S4051 is a low-voltage, high-performance CMOS 8-bit microcontroller with 2K/4K bytes of In-System Programmable (ISP) Flash program memory. The device is manufactured using Atmel’s high-density nonvolatile memory technology and is patible with the industry-standard MCS-51 instruction set. By bining a versatile 8-bit CPU with Flash on a monolithic chip, the Atmel AT89S2051/S4051 is a powerful...
AT89S2051 Key Features
- patible with MCS®51 Products
- 2K/4K Bytes of In-System Programmable (ISP) Flash Program Memory
- Serial Interface for Program Downloading
- Endurance: 10,000 Write/Erase Cycles
- 2.7V to 5.5V Operating Range
- Fully Static Operation: 0 Hz to 24 MHz (x1 and x2 Modes)
- Two-level Program Memory Lock
- 256 x 8-bit Internal RAM
- 15 Programmable I/O Lines
- Two 16-bit Timer/Counters