Nuvoton Technology Corporation of America
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W78E052C40FL
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W78E052C40FL

Product Overview

  • Category: Microcontroller
  • Use: Embedded systems, control applications
  • Characteristics: High-performance, low-power consumption, compact size
  • Package: 40-pin plastic dual in-line package (PDIP)
  • Essence: Integrated microcontroller with advanced features
  • Packaging/Quantity: Available in reels of 1000 units

Specifications

  • Architecture: 8-bit
  • CPU Speed: Up to 40 MHz
  • Program Memory: 8 KB Flash
  • Data Memory: 256 bytes RAM
  • I/O Pins: 32
  • Timers/Counters: 3
  • Serial Communication: UART, SPI, I2C
  • Operating Voltage: 2.4V - 5.5V
  • Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The W78E052C40FL microcontroller has a total of 40 pins. The pin configuration is as follows:

  1. VSS: Ground
  2. P0.0: General-purpose I/O
  3. P0.1: General-purpose I/O
  4. P0.2: General-purpose I/O
  5. P0.3: General-purpose I/O
  6. P0.4: General-purpose I/O
  7. P0.5: General-purpose I/O
  8. P0.6: General-purpose I/O
  9. P0.7: General-purpose I/O
  10. RST: Reset input
  11. XTAL1: Crystal oscillator input
  12. XTAL2: Crystal oscillator output
  13. PSEN: Program store enable
  14. ALE/PROG: Address latch enable/Program pulse input
  15. EA/VPP: External access enable/Voltage programming input
  16. P2.0: General-purpose I/O
  17. P2.1: General-purpose I/O
  18. P2.2: General-purpose I/O
  19. P2.3: General-purpose I/O
  20. P2.4: General-purpose I/O
  21. P2.5: General-purpose I/O
  22. P2.6: General-purpose I/O
  23. P2.7: General-purpose I/O
  24. P3.0/RXD: General-purpose I/O/Serial receive data
  25. P3.1/TXD: General-purpose I/O/Serial transmit data
  26. P3.2/INT0: General-purpose I/O/External interrupt 0
  27. P3.3/INT1: General-purpose I/O/External interrupt 1
  28. P3.4/T0: General-purpose I/O/Timer 0 external input
  29. P3.5/T1: General-purpose I/O/Timer 1 external input
  30. P3.6/WR: General-purpose I/O/Write control for external memory
  31. P3.7/RD: General-purpose I/O/Read control for external memory
  32. VCC: Power supply

Functional Features

  • High-performance 8-bit microcontroller with a maximum clock speed of 40 MHz
  • Compact size and low-power consumption make it suitable for embedded systems
  • Ample program memory (8 KB Flash) and data memory (256 bytes RAM)
  • Multiple communication interfaces (UART, SPI, I2C) for easy integration with other devices
  • Three timers/counters for precise timing applications
  • Wide operating voltage range (2.4V - 5.5V) allows flexibility in power supply options
  • Extended operating temperature range (-40°C to +85°C) for reliable performance in harsh environments

Advantages and Disadvantages

Advantages: - High-performance capabilities enable efficient execution of complex tasks - Compact size allows for integration into space-constrained designs - Low-power consumption extends battery life in portable applications - Versatile communication interfaces facilitate connectivity with external devices - Ample program and data memory provide flexibility for application development

Disadvantages: - Limited I/O pins may restrict the number of peripherals that can be connected directly - Lack of built-in analog-to-digital converter (ADC) may require external components for analog sensing applications

Working Principles

The W78E052C40FL microcontroller operates based on an 8-bit architecture. It executes instructions stored in its internal Flash memory and manipulates data stored in RAM. The CPU fetches instructions from memory, decodes them, and performs the necessary operations. The microcontroller's I/O pins allow it to interact with external devices, enabling control and communication.

Detailed Application Field Plans

The W78E052C40FL microcontroller finds applications in various fields, including but

Перечислите 10 распространенных вопросов и ответов, связанных с применением W78E052C40FL в технических решениях.

Sure! Here are 10 common questions and answers related to the application of W78E052C40FL in technical solutions:

  1. Q: What is the W78E052C40FL microcontroller used for? A: The W78E052C40FL is a microcontroller commonly used in various technical solutions, such as industrial automation, consumer electronics, and automotive applications.

  2. Q: What is the maximum clock frequency supported by the W78E052C40FL? A: The W78E052C40FL supports a maximum clock frequency of 40 MHz.

  3. Q: How much program memory does the W78E052C40FL have? A: The W78E052C40FL has 8 KB of on-chip flash program memory.

  4. Q: Can I expand the program memory of the W78E052C40FL? A: No, the program memory of the W78E052C40FL cannot be expanded externally.

  5. Q: How much RAM does the W78E052C40FL have? A: The W78E052C40FL has 256 bytes of on-chip RAM.

  6. Q: Does the W78E052C40FL support analog-to-digital conversion (ADC)? A: No, the W78E052C40FL does not have an on-chip ADC.

  7. Q: What communication interfaces are supported by the W78E052C40FL? A: The W78E052C40FL supports UART (Universal Asynchronous Receiver-Transmitter) and SPI (Serial Peripheral Interface) communication interfaces.

  8. Q: Can I use the W78E052C40FL for real-time applications? A: Yes, the W78E052C40FL has built-in timers and interrupts that can be used for real-time applications.

  9. Q: What voltage range does the W78E052C40FL operate at? A: The W78E052C40FL operates at a voltage range of 2.4V to 5.5V.

  10. Q: Is the W78E052C40FL suitable for low-power applications? A: Yes, the W78E052C40FL has various power-saving modes and features that make it suitable for low-power applications.

Please note that these answers are based on general information about the W78E052C40FL microcontroller. It is always recommended to refer to the datasheet and documentation provided by the manufacturer for specific details and application requirements.