AT89C4051-24PU

The AT89C4051-24PU is a low-power, high-performance 8-bit microcontroller from Atmel, featuring a 24MHz clock frequency and Flash programmable memory. It is designed for embedded control applications where low power consumption and compact size are essential.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• RST: Reset Pin
• XTAL1: Crystal Input 1
• XTAL2: Crystal Input 2
• VCC: Positive Power Supply
• GND: Ground
• EA/VPP: Programming Enable Input/Voltage on ALE Pin
• PSEN: Program Store Enable
• ALE/PROG: Address Latch Enable/Programming Voltage
• Port 0 (P0.0-P0.7): Parallel I/O Port 0
• Port 1 (P1.0-P1.7): Parallel I/O Port 1
• Port 2 (P2.0-P2.7): Parallel I/O Port 2
• Port 3 (P3.0-P3.7): Parallel I/O Port 3

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the AT89C4051-24PU microcontroller for a visual representation.

Key Features

• High-Performance 8-bit Microcontroller: The AT89C4051-24PU offers high performance for embedded control applications.
• Low-Power Operation: Designed for low-power applications, making it ideal for battery-powered systems.
• Flash Programmable: Features Flash memory for easy and efficient program updates.
• Wide Operating Frequency: Operates at a clock frequency of 24MHz, suitable for real-time control applications.
• Multiple I/O Ports: Equipped with multiple parallel I/O ports for versatile interfacing with external devices.

Note: For detailed technical specifications, please refer to the AT89C4051-24PU datasheet.

Application

• Embedded Control Systems: Ideal for applications requiring embedded microcontroller-based control.
• Sensor Interfacing: Suitable for interfacing with various sensors for data acquisition and processing.
• Automotive Electronics: Used in automotive applications for control and monitoring functions.

Functionality

The AT89C4051-24PU is a versatile microcontroller offering high performance and low-power operation. It serves as a core component in embedded control systems, providing efficient control and processing capabilities.

Usage Guide

• Power Supply: Connect VCC (Pin 4) to the positive power supply and GND (Pin 5) to ground.
• External Crystal: Connect the crystal oscillator to XTAL1 and XTAL2 pins for clock operation.
• I/O Interface: Utilize the various I/O ports (Port 0, Port 1, Port 2, Port 3) for interfacing with external devices.

Frequently Asked Questions

Q: Can the AT89C4051-24PU operate at lower clock frequencies?
A: Yes, the AT89C4051-24PU can operate at lower clock frequencies by configuring the crystal oscillator appropriately.

Q: Is the AT89C4051-24PU suitable for real-time control applications?
A: Absolutely, the high clock frequency and Flash programmable memory of the AT89C4051-24PU make it well-suited for real-time control tasks.