MC68711E20CFNE2

The MC68711E20CFNE2 is a highly integrated 8-bit microcontroller from Motorola, offering versatile features and functionality for embedded control applications. This microcontroller combines a CPU, RAM, ROM, I/O ports, timers, and serial communication interfaces in a single chip, making it suitable for a wide range of embedded systems.

Pinout

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

• VDD: Positive Power Supply
• VSS: Ground
• XTAL1: Crystal Oscillator Input
• XTAL2: Crystal Oscillator Output
• RXD: Serial Input
• TXD: Serial Output
• RESET: Reset Pin
• IRQ: Interrupt Request
• PA0-PA7: Port A Data Lines
• PB0-PB7: Port B Data Lines

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MC68711E20CFNE2 microcontroller for a visual representation.

Key Features

• Integrated Microcontroller: Combines CPU, RAM, ROM, and various peripherals in a single chip for efficient embedded system design.
• Serial Communication: Supports serial communication through the RXD and TXD pins, enabling data transfer with external devices.
• Timers: Features built-in timers for event counting and timing applications.
• Interrupt Capability: Includes interrupt capabilities for handling external events and prioritizing tasks.
• Low Power Consumption: Operates at low power levels, making it suitable for battery-powered applications.

Note: For detailed technical specifications, please refer to the MC68711E20CFNE2 datasheet.

Application

• Embedded Control Systems: Ideal for controlling various functions in embedded systems such as automotive applications, industrial automation, and consumer electronics.
• Data Acquisition: Suitable for data acquisition systems that require processing and interfacing capabilities.
• Communication Devices: Used in communication devices that need embedded processing and connectivity features.

Functionality

The MC68711E20CFNE2 is a versatile microcontroller that integrates essential components for embedded control applications. It provides reliable performance and functionality for a wide range of embedded systems.

Usage Guide

• Power Supply: Connect VDD (Pin 2) and VSS (Pin 1) to the appropriate power and ground sources.
• Crystal Oscillator: Connect an external crystal oscillator to XTAL1 and XTAL2 pins for clock signal generation.
• Serial Communication: Utilize the RXD and TXD pins for serial communication with external devices.

Frequently Asked Questions

Q: Can the MC68711E20CFNE2 operate without an external crystal oscillator?
A: No, the MC68711E20CFNE2 requires an external crystal oscillator connected to XTAL1 and XTAL2 for proper clock signal generation.

Q: Is the MC68711E20CFNE2 suitable for real-time applications?
A: Yes, the MC68711E20CFNE2 offers interrupt capabilities and timers, making it suitable for real-time embedded control applications.