C8051F985-GMR

Product Overview

Category

The C8051F985-GMR belongs to the category of microcontrollers.

Use

This microcontroller is designed for various embedded applications, including consumer electronics, industrial automation, and automotive systems.

Characteristics

• High-performance 8-bit microcontroller
• Low power consumption
• Integrated peripherals for enhanced functionality
• Robust communication interfaces
• Flexible memory options

Package

The C8051F985-GMR is available in a compact and industry-standard package, making it suitable for space-constrained designs.

Essence

The essence of the C8051F985-GMR lies in its ability to provide efficient processing capabilities while consuming minimal power, making it an ideal choice for battery-powered devices.

Packaging/Quantity

The microcontroller is typically packaged in trays or reels, with quantities varying based on customer requirements.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 25 MHz
• Flash Memory: 64 KB
• RAM: 4352 bytes
• Operating Voltage: 2.7V to 3.6V
• I/O Pins: 32
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 12-bit, 8 channels
• Timers/Counters: Multiple timers/counters for precise timing control
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The C8051F985-GMR features a total of 32 I/O pins, each serving a specific purpose. The pin configuration is as follows:

• P0.0 to P0.7: General-purpose I/O pins
• P1.0 to P1.7: General-purpose I/O pins
• P2.0 to P2.7: General-purpose I/O pins
• P3.0 to P3.7: General-purpose I/O pins

Functional Features

1. High-Speed Processing: The microcontroller operates at a maximum speed of 25 MHz, enabling rapid execution of instructions.
2. Integrated Peripherals: The C8051F985-GMR incorporates various peripherals such as UART, SPI, and I2C interfaces, allowing seamless communication with external devices.
3. Analog-to-Digital Conversion: The built-in 12-bit ADC facilitates accurate measurement of analog signals, making it suitable for sensor-based applications.
4. Timers/Counters: Multiple timers/counters provide precise timing control for time-critical operations.
5. Low Power Consumption: The microcontroller is designed to minimize power consumption, extending battery life in portable devices.

Advantages and Disadvantages

Advantages

• High-performance processing capabilities
• Integrated peripherals simplify system design
• Low power consumption extends battery life
• Compact package suitable for space-constrained designs

Disadvantages

• Limited memory capacity compared to higher-end microcontrollers
• Restricted operating temperature range (-40°C to +85°C)

Working Principles

The C8051F985-GMR operates based on an 8-bit architecture. It executes instructions stored in its flash memory, utilizing the integrated peripherals and I/O pins to interact with the external environment. The microcontroller's working principle involves fetching, decoding, and executing instructions to perform specific tasks as programmed by the user.

Detailed Application Field Plans

The C8051F985-GMR finds application in various fields, including:

1. Consumer Electronics: Used in smart home devices, wearable technology, and remote controls.
2. Industrial Automation: Employed in industrial control systems, motor control, and monitoring equipment.
3. Automotive Systems: Integrated into automotive electronics, such as engine management systems and infotainment systems.

Detailed and Complete Alternative Models

1. C8051F980-GMR: Similar to the C8051F985-GMR, but with a lower flash memory capacity of 32 KB.
2. C8051F986-GMR: Offers enhanced features such as higher RAM capacity and additional communication interfaces.

Note: The above alternative models are from the same microcontroller family and provide similar functionality with slight variations in specifications.

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