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P87C51X2FA,512
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P87C51X2FA,512

Basic Information Overview

  • Category: Microcontroller
  • Use: Embedded systems, control applications
  • Characteristics: High-performance, low-power consumption, 8-bit microcontroller
  • Package: 40-pin DIP (Dual In-line Package)
  • Essence: Central processing unit for controlling electronic devices
  • Packaging/Quantity: Individually packaged, quantity depends on the supplier

Specifications

  • Architecture: 8051
  • CPU Speed: 33 MHz
  • Program Memory Size: 8 KB
  • RAM Size: 256 bytes
  • Data EEPROM Size: 2 KB
  • I/O Pins: 32
  • Timers/Counters: 3
  • Serial Communication: UART, SPI, I2C
  • Operating Voltage: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The P87C51X2FA,512 microcontroller has a total of 40 pins. Here is a detailed pin configuration:

  1. EA/VPP: External Access Enable / Programming Supply Voltage
  2. ALE/PROG: Address Latch Enable / Program Pulse Input
  3. PSEN: Program Store Enable
  4. P2.0: Port 2, Bit 0
  5. P2.1: Port 2, Bit 1
  6. P2.2: Port 2, Bit 2
  7. P2.3: Port 2, Bit 3
  8. P2.4: Port 2, Bit 4
  9. P2.5: Port 2, Bit 5
  10. P2.6: Port 2, Bit 6
  11. P2.7: Port 2, Bit 7
  12. RST: Reset Input
  13. P3.0: Port 3, Bit 0
  14. P3.1: Port 3, Bit 1
  15. P3.2: Port 3, Bit 2
  16. P3.3: Port 3, Bit 3
  17. P3.4: Port 3, Bit 4
  18. P3.5: Port 3, Bit 5
  19. P3.6: Port 3, Bit 6
  20. P3.7: Port 3, Bit 7
  21. XTAL2: Crystal Oscillator Output
  22. XTAL1: Crystal Oscillator Input
  23. GND: Ground
  24. VCC: Power Supply
  25. P0.0: Port 0, Bit 0
  26. P0.1: Port 0, Bit 1
  27. P0.2: Port 0, Bit 2
  28. P0.3: Port 0, Bit 3
  29. P0.4: Port 0, Bit 4
  30. P0.5: Port 0, Bit 5
  31. P0.6: Port 0, Bit 6
  32. P0.7: Port 0, Bit 7
  33. P1.0: Port 1, Bit 0
  34. P1.1: Port 1, Bit 1
  35. P1.2: Port 1, Bit 2
  36. P1.3: Port 1, Bit 3
  37. P1.4: Port 1, Bit 4
  38. P1.5: Port 1, Bit 5
  39. P1.6: Port 1, Bit 6
  40. P1.7: Port 1, Bit 7

Functional Features

  • High-performance 8-bit microcontroller with an 8051 architecture.
  • Low-power consumption for energy-efficient applications.
  • Versatile I/O pins and serial communication interfaces (UART, SPI, I2C) for easy integration with other devices.
  • Built-in timers/counters for precise timing and event management.
  • On-chip program memory and RAM for storing instructions and data.
  • Wide operating voltage range allows flexibility in power supply options.

Advantages and Disadvantages

Advantages: - High-performance processing capabilities suitable for control applications. - Low-power consumption extends battery life in portable devices. - Versatile I/O pins and communication interfaces enhance connectivity options. - Ample program memory and RAM for storing instructions and data.

Disadvantages: - Limited program memory size may restrict the complexity of applications. - Limited RAM size may limit the amount of data that can be processed simultaneously. - Lack of advanced features found in more modern microcontrollers.

Working Principles

The P87C51X2FA,512 microcontroller operates

Texniki həllərdə P87C51X2FA,512 tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

Sure! Here are 10 common questions and answers related to the application of P87C51X2FA,512 in technical solutions:

  1. Q: What is the P87C51X2FA,512 microcontroller used for? A: The P87C51X2FA,512 microcontroller is commonly used in various technical solutions that require embedded control, such as industrial automation, consumer electronics, and automotive applications.

  2. Q: What is the maximum clock frequency supported by the P87C51X2FA,512? A: The P87C51X2FA,512 microcontroller supports a maximum clock frequency of 33 MHz.

  3. Q: How much program memory does the P87C51X2FA,512 have? A: The P87C51X2FA,512 has 8 KB of on-chip Flash program memory.

  4. Q: Can I expand the program memory of the P87C51X2FA,512? A: No, the P87C51X2FA,512 does not support external program memory expansion. It only has the 8 KB of on-chip Flash memory.

  5. Q: How much RAM does the P87C51X2FA,512 have? A: The P87C51X2FA,512 has 256 bytes of on-chip RAM.

  6. Q: Does the P87C51X2FA,512 support analog-to-digital conversion (ADC)? A: No, the P87C51X2FA,512 does not have an on-chip ADC. If you need ADC functionality, you would need to use an external ADC chip.

  7. Q: What communication interfaces are supported by the P87C51X2FA,512? A: The P87C51X2FA,512 supports UART (Universal Asynchronous Receiver/Transmitter) for serial communication.

  8. Q: Can I use the P87C51X2FA,512 in low-power applications? A: Yes, the P87C51X2FA,512 has power-saving modes such as Idle and Power-down modes, which can be used to reduce power consumption in low-power applications.

  9. Q: Does the P87C51X2FA,512 have any on-chip timers/counters? A: Yes, the P87C51X2FA,512 has two 16-bit timers/counters that can be used for various timing and counting applications.

  10. Q: Is the P87C51X2FA,512 a popular choice among developers? A: Yes, the P87C51X2FA,512 is a widely used microcontroller due to its reliability, ease of use, and availability of development tools and resources.

Please note that these answers are based on general knowledge about the P87C51X2FA,512 microcontroller. For specific technical details, it is recommended to refer to the datasheet or documentation provided by the manufacturer.