Nuvoton Technology Corporation of America
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W79E217AFG
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W79E217AFG

Product Overview

  • Category: Microcontroller
  • Use: Embedded systems, electronic devices
  • Characteristics: High-performance, low-power consumption, versatile
  • Package: Integrated circuit (IC)
  • Essence: Control and process data in electronic systems
  • Packaging/Quantity: Available in various package types (e.g., DIP, SOP) with different quantities per package

Specifications

  • Architecture: 8-bit
  • Clock Speed: Up to 20 MHz
  • Memory: Flash memory (up to 64 KB), RAM (up to 4 KB)
  • I/O Pins: Multiple digital I/O pins
  • Communication Interfaces: UART, SPI, I2C
  • Timers/Counters: Built-in timers/counters for precise timing operations
  • Analog-to-Digital Converter (ADC): On-chip ADC for analog signal processing
  • Operating Voltage: 2.7V to 5.5V
  • Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The W79E217AFG microcontroller has a total of 32 pins. The pin configuration is as follows:

  1. VDD: Power supply voltage
  2. P0.0: General-purpose I/O pin
  3. P0.1: General-purpose I/O pin
  4. P0.2: General-purpose I/O pin
  5. P0.3: General-purpose I/O pin
  6. P0.4: General-purpose I/O pin
  7. P0.5: General-purpose I/O pin
  8. P0.6: General-purpose I/O pin
  9. P0.7: General-purpose I/O pin
  10. RST: Reset pin
  11. XTAL1: Crystal oscillator input
  12. XTAL2: Crystal oscillator output
  13. P1.0: General-purpose I/O pin
  14. P1.1: General-purpose I/O pin
  15. P1.2: General-purpose I/O pin
  16. P1.3: General-purpose I/O pin
  17. P1.4: General-purpose I/O pin
  18. P1.5: General-purpose I/O pin
  19. P1.6: General-purpose I/O pin
  20. P1.7: General-purpose I/O pin
  21. EA/VPP: External Access/Programming Enable pin
  22. ALE/PROG: Address Latch Enable/Program pin
  23. PSEN: Program Store Enable pin
  24. P2.0: General-purpose I/O pin
  25. P2.1: General-purpose I/O pin
  26. P2.2: General-purpose I/O pin
  27. P2.3: General-purpose I/O pin
  28. P2.4: General-purpose I/O pin
  29. P2.5: General-purpose I/O pin
  30. P2.6: General-purpose I/O pin
  31. P2.7: General-purpose I/O pin
  32. GND: Ground

Functional Features

  • High-performance microcontroller suitable for various applications
  • Low-power consumption for energy-efficient designs
  • Versatile I/O pins for interfacing with external devices
  • Built-in communication interfaces for seamless data exchange
  • On-chip ADC for analog signal processing
  • Timers/counters for precise timing operations
  • Flash memory for program storage and RAM for data storage
  • Wide operating voltage range for flexibility in power supply

Advantages and Disadvantages

Advantages

  • High-performance capabilities enable efficient processing of data
  • Low-power consumption extends battery life in portable devices
  • Versatile I/O pins allow for flexible interfacing with external components
  • On-chip ADC simplifies analog signal processing
  • Timers/counters provide precise timing control
  • Ample program and data storage capacity

Disadvantages

  • Limited memory compared to higher-bit microcontrollers
  • May require additional external components for certain applications
  • Steeper learning curve for beginners due to complexity

Working Principles

The W79E217AFG microcontroller operates based on an 8-bit architecture. It executes instructions stored in its flash memory, processes data, and controls the behavior of connected electronic systems. The clock speed determines the rate at which instructions are executed. The microcontroller communicates with external devices through its I/O pins and various communication interfaces. It can perform analog-to-digital conversion using the on-chip ADC and utilize timers/counters for precise timing operations.

Detailed Application Field Plans

The W79E217AFG microcontroller finds applications in a wide range of fields, including:

  1. Industrial automation: Control systems, monitoring devices
  2. Consumer electronics: Home appliances, audio/video equipment

10個與W79E217AFG在技術方案中應用相關的常見問題與解答

  1. What is the maximum operating frequency of W79E217AFG?
    - The maximum operating frequency of W79E217AFG is 33 MHz.

  2. What are the key features of W79E217AFG?
    - W79E217AFG features a 8-bit microcontroller with 64KB Flash memory, 4KB RAM, multiple timers, UART, and GPIO ports.

  3. Can W79E217AFG be used for real-time control applications?
    - Yes, W79E217AFG is suitable for real-time control applications due to its multiple timers and interrupt capabilities.

  4. Does W79E217AFG support low power consumption?
    - Yes, W79E217AFG supports low power consumption through various power-saving modes.

  5. What programming languages can be used to program W79E217AFG?
    - W79E217AFG can be programmed using assembly language or high-level languages such as C.

  6. Is W79E217AFG suitable for industrial automation applications?
    - Yes, W79E217AFG is well-suited for industrial automation applications due to its robust features and reliability.

  7. Can W79E217AFG communicate with external devices?
    - Yes, W79E217AFG supports communication with external devices through its UART and GPIO ports.

  8. What development tools are available for W79E217AFG?
    - Development tools such as integrated development environments (IDEs) and compilers are available for programming and debugging W79E217AFG.

  9. Are there any application notes or reference designs available for W79E217AFG?
    - Yes, application notes and reference designs are available to assist in the implementation of W79E217AFG in technical solutions.

  10. What is the temperature range for W79E217AFG operation?
    - W79E217AFG has an extended temperature range from -40°C to 85°C for reliable operation in various environments.