Nuvoton Technology Corporation of America
Изображение может быть репрезентативным.
Подробную информацию о продукте см. в характеристиках.
W78L051C24PL
Посмотреть детали Таблицы данных

W78L051C24PL

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Microcontroller
  • Characteristics: Low-power, 8-bit, 8051-compatible, with built-in Flash memory
  • Package: PLCC (Plastic Leaded Chip Carrier)
  • Essence: A microcontroller designed for low-power applications with an 8051 architecture and built-in Flash memory.
  • Packaging/Quantity: Available in PLCC package, quantity varies depending on supplier.

Specifications

  • Architecture: 8-bit
  • Processor Core: 8051-compatible
  • Operating Voltage: VDD = 2.7V to 5.5V
  • Clock Frequency: Up to 12 MHz
  • Program Memory: 4 KB Flash
  • Data Memory: 128 bytes RAM
  • I/O Pins: 24
  • Timers/Counters: 2 x 16-bit
  • Serial Communication: UART (Universal Asynchronous Receiver Transmitter)
  • Analog-to-Digital Converter: 8 channels, 10-bit resolution
  • Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The W78L051C24PL has a total of 44 pins. The pin configuration is as follows:

  1. P0.0
  2. P0.1
  3. P0.2
  4. P0.3
  5. P0.4
  6. P0.5
  7. P0.6
  8. P0.7
  9. RST
  10. P1.0
  11. P1.1
  12. P1.2
  13. P1.3
  14. P1.4
  15. P1.5
  16. P1.6
  17. P1.7
  18. XTAL2
  19. XTAL1
  20. GND
  21. VDD
  22. P2.0
  23. P2.1
  24. P2.2
  25. P2.3
  26. P2.4
  27. P2.5
  28. P2.6
  29. P2.7
  30. EA/VPP
  31. ALE/PROG
  32. PSEN
  33. P3.0/RXD
  34. P3.1/TXD
  35. P3.2/INT0
  36. P3.3/INT1
  37. P3.4/T0
  38. P3.5/T1
  39. P3.6/WR
  40. P3.7/RD
  41. VSS
  42. PSEN
  43. ALE/PROG
  44. VDD

Functional Features

  • 8051-compatible architecture allows easy migration from existing designs.
  • Low-power design suitable for battery-powered applications.
  • Built-in Flash memory enables in-system programming and firmware updates.
  • UART allows serial communication with other devices.
  • Analog-to-Digital Converter provides analog input capabilities.
  • Two timers/counters for timing and control purposes.

Advantages and Disadvantages

Advantages: - Compatibility with the popular 8051 architecture simplifies development and debugging. - Low-power design extends battery life in portable applications. - In-system programming capability allows for easy firmware updates. - Ample I/O pins and built-in peripherals provide flexibility in application design.

Disadvantages: - Limited program memory (4 KB) may restrict the complexity of applications. - Limited RAM (128 bytes) may limit the amount of data that can be processed. - PLCC package may require additional tools for soldering and handling.

Working Principles

The W78L051C24PL operates based on the 8051 architecture. It executes instructions stored in its Flash memory, which can be programmed in-system. The microcontroller communicates with external devices through its I/O pins, UART, and other peripherals. It can perform tasks such as data processing, timing control, and analog-to-digital conversion. The low-power design ensures efficient operation even in battery-powered applications.

Detailed Application Field Plans

The W78L051C24PL is suitable for various applications, including but not limited to: - Home automation systems - Industrial control systems - Consumer electronics - Medical devices - Automotive electronics - Internet of Things (IoT) devices

Detailed and Complete Alternative Models

Some alternative models to the W78L051C24PL include: - AT89C51 by Atmel - PIC16F877A by Microchip - STM8S103F3 by STMicroelectronics - MSP430G2553 by Texas Instruments

These alternative models offer similar functionalities and are widely used in the

Перечислите 10 распространенных вопросов и ответов, связанных с применением W78L051C24PL в технических решениях.

Sure! Here are 10 common questions and answers related to the application of W78L051C24PL in technical solutions:

  1. Q: What is the W78L051C24PL microcontroller used for? A: The W78L051C24PL is a microcontroller commonly used in various technical solutions, such as embedded systems, automation, and control applications.

  2. Q: What is the operating voltage range of the W78L051C24PL? A: The W78L051C24PL operates within a voltage range of 2.4V to 5.5V.

  3. Q: How much flash memory does the W78L051C24PL have? A: The W78L051C24PL has 8KB of flash memory for program storage.

  4. Q: Can I use the W78L051C24PL for analog signal processing? A: No, the W78L051C24PL is primarily a digital microcontroller and does not have built-in analog-to-digital converters (ADCs) or digital-to-analog converters (DACs).

  5. Q: What communication interfaces are supported by the W78L051C24PL? A: The W78L051C24PL supports UART (Universal Asynchronous Receiver-Transmitter) for serial communication.

  6. Q: Does the W78L051C24PL have any built-in timers? A: Yes, the W78L051C24PL has two 16-bit timers that can be used for various timing and counting applications.

  7. Q: Can I use the W78L051C24PL for low-power applications? A: Yes, the W78L051C24PL has power-saving features like idle mode and power-down mode, making it suitable for low-power applications.

  8. Q: What is the maximum clock frequency of the W78L051C24PL? A: The W78L051C24PL can operate at a maximum clock frequency of 12MHz.

  9. Q: Can I program the W78L051C24PL using C language? A: Yes, the W78L051C24PL can be programmed using C language, as well as assembly language.

  10. Q: Is the W78L051C24PL suitable for battery-powered devices? A: Yes, the W78L051C24PL's low operating voltage range and power-saving features make it suitable for battery-powered devices.

Please note that these answers are general and may vary depending on the specific requirements and implementation of your technical solution.