NXP USA Inc.
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P87LPC762BD,512
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P87LPC762BD,512

Basic Information Overview

  • Category: Microcontroller
  • Use: Embedded systems, control applications
  • Characteristics: Low power consumption, high performance, small form factor
  • Package: DIP (Dual In-line Package)
  • Essence: A microcontroller designed for various control applications with low power requirements.
  • Packaging/Quantity: Available in tape and reel packaging, quantity depends on the supplier.

Specifications

  • Architecture: 8-bit
  • CPU Speed: Up to 20 MHz
  • Program Memory Size: 8 KB
  • RAM Size: 256 bytes
  • Operating Voltage Range: 2.7V to 5.5V
  • I/O Pins: 32
  • Communication Interfaces: UART, SPI, I2C
  • Timers/Counters: 3
  • Analog-to-Digital Converter (ADC): 10-bit, 8 channels

Detailed Pin Configuration

The P87LPC762BD,512 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. GND - Ground
  22. P2.0 - General-purpose I/O pin
  23. P2.1 - General-purpose I/O pin
  24. P2.2 - General-purpose I/O pin
  25. P2.3 - General-purpose I/O pin
  26. P2.4 - General-purpose I/O pin
  27. P2.5 - General-purpose I/O pin
  28. P2.6 - General-purpose I/O pin
  29. P2.7 - General-purpose I/O pin
  30. ALE/PROG - Address Latch Enable/Program pin
  31. PSEN - Program Store Enable pin
  32. EA/VPP - External Access/Programming Voltage Supply pin

Functional Features

  • Low power consumption allows for battery-powered applications.
  • High-performance 8-bit CPU enables efficient control operations.
  • Multiple communication interfaces facilitate connectivity with other devices.
  • On-chip timers/counters provide timing and event-based functionality.
  • Built-in ADC allows for analog signal acquisition.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable applications. - Compact form factor enables integration into space-constrained designs. - Versatile I/O pins offer flexibility for various control tasks. - Multiple communication interfaces enhance connectivity options.

Disadvantages: - Limited program memory size may restrict complex application development. - Limited RAM size may impose constraints on data storage and processing capabilities. - Lack of advanced features found in higher-end microcontrollers.

Working Principles

The P87LPC762BD,512 microcontroller operates based on the Von Neumann architecture. It executes instructions stored in its program memory and performs control operations based on input/output signals received through its I/O pins. The CPU fetches instructions, decodes them, and executes the corresponding operations. The microcontroller can communicate with other devices using its built-in communication interfaces and perform timing-related tasks using its timers/counters.

Detailed Application Field Plans

The P87LPC762BD,512 microcontroller finds applications in various fields, including: 1. Home automation systems 2. Industrial control systems 3. Automotive electronics 4. Consumer electronics 5. Medical devices

In home automation systems, it can be used to control lighting, temperature, and security systems. In industrial control systems, it can be employed for process control, monitoring, and data acquisition. In automotive electronics, it can be utilized for engine management, dashboard control, and safety systems. In consumer electronics, it can be integrated into appliances, remote controls, and entertainment devices. In medical devices, it can be applied in patient monitoring

Énumérez 10 questions et réponses courantes liées à l'application de P87LPC762BD,512 dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of P87LPC762BD,512 in technical solutions:

  1. Q: What is the P87LPC762BD,512 microcontroller used for? A: The P87LPC762BD,512 is a microcontroller primarily used for embedded control applications.

  2. Q: What is the operating voltage range of the P87LPC762BD,512? A: The P87LPC762BD,512 operates within a voltage range of 2.7V to 5.5V.

  3. Q: How much flash memory does the P87LPC762BD,512 have? A: The P87LPC762BD,512 has 8KB of flash memory for program storage.

  4. Q: Can I use the P87LPC762BD,512 for real-time applications? A: Yes, the P87LPC762BD,512 is suitable for real-time applications due to its fast execution speed and interrupt handling capabilities.

  5. Q: Does the P87LPC762BD,512 support analog inputs? A: No, the P87LPC762BD,512 does not have built-in analog-to-digital converters (ADCs), so external ADCs would be required for analog input processing.

  6. Q: What communication interfaces are supported by the P87LPC762BD,512? A: The P87LPC762BD,512 supports UART (Universal Asynchronous Receiver-Transmitter) and I2C (Inter-Integrated Circuit) communication interfaces.

  7. Q: Can I use the P87LPC762BD,512 for low-power applications? A: Yes, the P87LPC762BD,512 has power-saving features such as multiple power-down modes and a low-power watchdog timer, making it suitable for low-power applications.

  8. Q: What is the maximum clock frequency of the P87LPC762BD,512? A: The P87LPC762BD,512 can operate at a maximum clock frequency of 20 MHz.

  9. Q: Does the P87LPC762BD,512 have any built-in timers/counters? A: Yes, the P87LPC762BD,512 has two 16-bit timers/counters with various operating modes.

  10. Q: Is the P87LPC762BD,512 programmable in C language? A: Yes, the P87LPC762BD,512 can be programmed using C language along with assembly language for more advanced control and optimization.

Please note that these answers are based on general knowledge about microcontrollers and may vary depending on the specific datasheet and documentation provided by the manufacturer.