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P89LPC954FBD44,151
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P89LPC954FBD44,151

Basic Information Overview

  • Category: Microcontroller
  • Use: Embedded systems and applications
  • Characteristics:
    • Low-power consumption
    • High-performance
    • Small form factor
  • Package: 44-pin plastic quad flat package (PQFP)
  • Essence: Integrated microcontroller with advanced features
  • Packaging/Quantity: Available in reels of 1500 units

Specifications

  • Architecture: 8-bit
  • CPU Speed: Up to 20 MHz
  • Program Memory Size: 8 KB
  • RAM Size: 256 bytes
  • Data EEPROM Size: 512 bytes
  • I/O Pins: 32
  • Timers/Counters: 3
  • Communication Interfaces: UART, SPI, I2C
  • Operating Voltage Range: 2.7V to 5.5V
  • Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VDD - Power supply voltage
  2. VSS - Ground
  3. P0.0 - General-purpose I/O pin
  4. P0.1 - General-purpose I/O pin
  5. P0.2 - General-purpose I/O pin
  6. P0.3 - General-purpose I/O pin
  7. P0.4 - General-purpose I/O pin
  8. P0.5 - General-purpose I/O pin
  9. P0.6 - General-purpose I/O pin
  10. P0.7 - General-purpose I/O pin
  11. P1.0 - General-purpose I/O pin
  12. P1.1 - General-purpose I/O pin
  13. P1.2 - General-purpose I/O pin
  14. P1.3 - General-purpose I/O pin
  15. P1.4 - General-purpose I/O pin
  16. P1.5 - General-purpose I/O pin
  17. P1.6 - General-purpose I/O pin
  18. P1.7 - General-purpose I/O pin
  19. RST - Reset input
  20. XTAL1 - Crystal oscillator input
  21. XTAL2 - Crystal oscillator output
  22. PSEN - Program store enable
  23. ALE/PROG - Address latch enable/Program pulse input
  24. EA/VPP - External access enable/Programming voltage input
  25. P2.0 - General-purpose I/O pin
  26. P2.1 - General-purpose I/O pin
  27. P2.2 - General-purpose I/O pin
  28. P2.3 - General-purpose I/O pin
  29. P2.4 - General-purpose I/O pin
  30. P2.5 - General-purpose I/O pin
  31. P2.6 - General-purpose I/O pin
  32. P2.7 - General-purpose I/O pin
  33. P3.0/RXD - General-purpose I/O pin/Serial data input
  34. P3.1/TXD - General-purpose I/O pin/Serial data output
  35. P3.2/INT0 - General-purpose I/O pin/External interrupt 0 input
  36. P3.3/INT1 - General-purpose I/O pin/External interrupt 1 input
  37. P3.4/T0 - General-purpose I/O pin/Timer 0 external input
  38. P3.5/T1 - General-purpose I/O pin/Timer 1 external input
  39. P3.6/WR - General-purpose I/O pin/Write control for external memory
  40. P3.7/RD - General-purpose I/O pin/Read control for external memory 41-44. NC - No connection

Functional Features

  • 8-bit microcontroller with advanced peripherals
  • Low-power consumption for battery-operated applications
  • High-performance CPU for efficient processing
  • Flexible communication interfaces (UART, SPI, I2C)
  • On-chip memory for program storage and data handling
  • External memory interface for expanded storage capacity
  • Interrupt capability for real-time event handling
  • Timers/counters for precise timing operations
  • General-purpose I/O pins for versatile connectivity

Advantages

  • Compact size and low power consumption make it suitable for portable devices
  • High-performance CPU enables efficient execution of complex tasks
  • Versatile communication interfaces facilitate integration with other components
  • Ample on-chip memory for program storage and data handling
  • External memory interface allows for expanded storage capacity

Disadvantages

  • Limited program memory size may restrict the complexity of applications
  • Limited RAM size may impose constraints on data handling capabilities
  • Lack of built-in analog-to-digital converter (ADC) may require external components for analog measurements

Working Principles

The P89LPC954FBD44,151 microcontroller operates based on an

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de P89LPC954FBD44,151 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of P89LPC954FBD44,151 in technical solutions:

  1. Q: What is P89LPC954FBD44,151? A: P89LPC954FBD44,151 is a microcontroller from NXP Semiconductors, specifically designed for embedded control applications.

  2. Q: What is the main feature of P89LPC954FBD44,151? A: The main feature of P89LPC954FBD44,151 is its 8-bit microcontroller core with integrated peripherals such as UART, SPI, I2C, and timers.

  3. Q: What is the operating voltage range of P89LPC954FBD44,151? A: P89LPC954FBD44,151 operates within a voltage range of 2.7V to 5.5V.

  4. Q: How much flash memory does P89LPC954FBD44,151 have? A: P89LPC954FBD44,151 has 8KB of flash memory for program storage.

  5. Q: Can P89LPC954FBD44,151 be used for real-time applications? A: Yes, P89LPC954FBD44,151 can be used for real-time applications due to its built-in timers and interrupt capabilities.

  6. Q: Does P89LPC954FBD44,151 support communication protocols like I2C and SPI? A: Yes, P89LPC954FBD44,151 supports both I2C and SPI communication protocols.

  7. Q: What is the maximum clock frequency of P89LPC954FBD44,151? A: P89LPC954FBD44,151 can operate at a maximum clock frequency of 20 MHz.

  8. Q: Can P89LPC954FBD44,151 be programmed using C or assembly language? A: Yes, P89LPC954FBD44,151 can be programmed using both C and assembly language.

  9. Q: Does P89LPC954FBD44,151 have any analog-to-digital converters (ADCs)? A: No, P89LPC954FBD44,151 does not have any built-in ADCs.

  10. Q: What is the package type of P89LPC954FBD44,151? A: P89LPC954FBD44,151 comes in a 44-pin TSSOP (Thin Shrink Small Outline Package) package.

Please note that the specific details mentioned above may vary depending on the datasheet and version of the microcontroller.