MC9S12DG256CPVE

Product Overview

Category: Microcontroller

Use: The MC9S12DG256CPVE is a microcontroller designed for embedded systems applications. It provides a wide range of features and capabilities to support various electronic devices and systems.

Characteristics: - High-performance 16-bit CPU - Flash memory for program storage - RAM for data storage - Multiple communication interfaces (UART, SPI, I2C) - Analog-to-digital converters (ADC) - Timers and PWM outputs - Interrupt controller - Low power consumption

Package: The MC9S12DG256CPVE comes in a 112-pin LQFP package, which stands for Low Profile Quad Flat Package. This package offers a compact size and easy integration into circuit boards.

Essence: The essence of the MC9S12DG256CPVE lies in its ability to control and manage various functions within an embedded system. It acts as the brain of the system, executing instructions and processing data to enable the desired functionality.

Packaging/Quantity: The MC9S12DG256CPVE is typically sold in reels or trays containing multiple units. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• CPU: 16-bit HCS12 core
• Clock Speed: Up to 25 MHz
• Flash Memory: 256 KB
• RAM: 12 KB
• Operating Voltage: 2.35V to 5.5V
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converters: 8-channel, 10-bit resolution
• Timers: 8-channel, 16-bit resolution
• PWM Outputs: 6-channel
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The MC9S12DG256CPVE has a total of 112 pins, each serving a specific purpose. The pin configuration is as follows:

• Pins 1-8: Port A (GPIO)
• Pins 9-16: Port B (GPIO)
• Pins 17-24: Port C (GPIO)
• Pins 25-32: Port D (GPIO)
• Pins 33-40: Port E (GPIO)
• Pins 41-48: Port F (GPIO)
• Pins 49-56: Port G (GPIO)
• Pins 57-64: Port H (GPIO)
• Pins 65-72: Port J (GPIO)
• Pins 73-80: Port K (GPIO)
• Pins 81-88: Port L (GPIO)
• Pins 89-96: Port M (GPIO)
• Pins 97-104: Port N (GPIO)
• Pins 105-112: Miscellaneous functions (RESET, IRQ, etc.)

Functional Features

The MC9S12DG256CPVE offers several functional features that make it suitable for a wide range of applications:

1. High-performance CPU: The 16-bit HCS12 core provides efficient processing capabilities, enabling fast execution of instructions.

2. Ample Memory: With 256 KB of flash memory and 12 KB of RAM, the microcontroller can store program code and data efficiently.

3. Versatile Communication Interfaces: The UART, SPI, and I2C interfaces allow seamless integration with other devices and systems.

4. Analog-to-Digital Conversion: The built-in ADCs enable the microcontroller to interface with analog sensors and signals.

5. Timers and PWM Outputs: The timers and PWM outputs provide precise timing control and support various applications such as motor control and signal generation.

6. Low Power Consumption: The MC9S12DG256CPVE is designed to operate efficiently in low-power environments, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - High-performance CPU for efficient processing - Ample memory for program storage and data handling - Versatile communication interfaces for seamless integration - Analog-to-digital converters for interfacing with analog signals - Timers and PWM outputs for precise timing control - Low power consumption for energy-efficient operation

Disadvantages: - Limited number of I/O pins compared to some other microcontrollers - Relatively higher cost compared to lower-end microcontrollers

Working Principles

The MC9S12DG256CPVE operates based on the principles of a microcontroller. It executes instructions stored in its flash memory, processes data from various sources, and controls external devices through its I/O pins. The CPU fetches instructions, decodes them, and performs the necessary operations to achieve the desired functionality. The microcontroller interacts with the external world through its communication interfaces, ADCs, timers, and PWM outputs.

Detailed Application Field Plans