C8051F855-C-IUR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: Low power consumption, high performance, integrated peripherals
• Package: Integrated Circuit (IC)
• Essence: 8-bit microcontroller with a wide range of features and capabilities
• Packaging/Quantity: Depends on the supplier, typically available in reels or trays

Specifications

• Architecture: 8051
• CPU Speed: Up to 25 MHz
• Flash Memory: 64 KB
• RAM: 4352 bytes
• Operating Voltage: 2.7V to 3.6V
• I/O Pins: 32
• ADC Channels: 8
• UARTs: 2
• Timers: 4
• PWM Outputs: 5
• Communication Interfaces: SPI, I2C, SMBus

Detailed Pin Configuration

The C8051F855-C-IUR microcontroller has a total of 32 pins. 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
• VDD: Power supply voltage
• VSS: Ground
• XTAL1: Crystal oscillator input
• XTAL2: Crystal oscillator output
• RST: Reset pin
• ALE/PROG: Address Latch Enable/Program pin
• EA/VPP: External Access/Programming Enable pin
• PSEN: Program Store Enable pin
• RXD0: UART0 Receive pin
• TXD0: UART0 Transmit pin
• RXD1: UART1 Receive pin
• TXD1: UART1 Transmit pin

Functional Features

• High-performance 8-bit CPU with a wide range of integrated peripherals
• Low power consumption, suitable for battery-powered applications
• Flexible communication interfaces for easy integration with other devices
• On-chip Flash memory for program storage
• Built-in ADC for analog signal acquisition
• Multiple timers and PWM outputs for precise timing and control

Advantages and Disadvantages

Advantages: - Versatile microcontroller suitable for various applications - Integrated peripherals reduce the need for external components - Low power consumption extends battery life - Ample program and data memory for most embedded systems - Wide operating voltage range allows for flexibility in power supply

Disadvantages: - Limited processing power compared to 16 or 32-bit microcontrollers - Limited RAM size may restrict complex applications - Lack of advanced features found in more modern microcontrollers

Working Principles

The C8051F855-C-IUR microcontroller operates based on the 8051 architecture. It executes instructions stored in its Flash memory using an 8-bit CPU. The integrated peripherals, such as UARTs, timers, and ADC, provide additional functionality to the microcontroller.

The microcontroller communicates with external devices through its I/O pins and communication interfaces like SPI and I2C. It can read analog signals using the built-in ADC and generate precise timing using timers and PWM outputs.

Detailed Application Field Plans

The C8051F855-C-IUR microcontroller is widely used in various application fields, including:

1. Home Automation: Controlling lights, temperature, and security systems.
2. Industrial Automation: Monitoring and controlling machinery and processes.
3. Internet of Things (IoT): Connecting devices to the internet for remote monitoring and control.
4. Consumer Electronics: Power management, user interface, and control in devices like smartwatches, fitness trackers, etc.
5. Automotive: Engine control units, dashboard displays, and other automotive applications.

Detailed and Complete Alternative Models

1. C8051F850-C-IUR
2. C8051F851-C-IUR
3. C8051F852-C-IUR
4. C8051F853-C-IUR
5. C8051F854-C-IUR

These alternative models are part of the same microcontroller family and offer similar features and capabilities with slight variations in specifications.

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