NXP USA Inc.
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MC68HC11E1CFN2
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MC68HC11E1CFN2

Product Overview

  • Category: Microcontroller
  • Use: Embedded systems, control applications
  • Characteristics: High-performance, low-power consumption
  • Package: 52-pin plastic quad flat pack (PQFP)
  • Essence: Integrated microcontroller unit with various peripherals
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies

Specifications

  • Architecture: 8-bit
  • Clock Speed: Up to 8 MHz
  • Memory: 512 bytes of EEPROM, 256 bytes of RAM
  • I/O Ports: 38 general-purpose I/O pins
  • Timers: Two 16-bit timers
  • Serial Communication: SCI (Serial Communications Interface), SPI (Serial Peripheral Interface)
  • Analog-to-Digital Converter: 8-channel, 8-bit resolution
  • Operating Voltage: 2.7V to 5.5V
  • Operating Temperature: -40°C to +85°C

Pin Configuration

The MC68HC11E1CFN2 microcontroller has a total of 52 pins. The pin configuration is as follows:

  1. VDD - Power supply voltage
  2. PA0 - General-purpose I/O pin
  3. PA1 - General-purpose I/O pin
  4. PA2 - General-purpose I/O pin
  5. PA3 - General-purpose I/O pin
  6. PA4 - General-purpose I/O pin
  7. PA5 - General-purpose I/O pin
  8. PA6 - General-purpose I/O pin
  9. PA7 - General-purpose I/O pin
  10. RESET - Reset input
  11. XTAL - Crystal oscillator input
  12. XTAL - Crystal oscillator output
  13. VSS - Ground
  14. PB0 - General-purpose I/O pin
  15. PB1 - General-purpose I/O pin
  16. PB2 - General-purpose I/O pin
  17. PB3 - General-purpose I/O pin
  18. PB4 - General-purpose I/O pin
  19. PB5 - General-purpose I/O pin
  20. PB6 - General-purpose I/O pin
  21. PB7 - General-purpose I/O pin
  22. PC0 - General-purpose I/O pin
  23. PC1 - General-purpose I/O pin
  24. PC2 - General-purpose I/O pin
  25. PC3 - General-purpose I/O pin
  26. PC4 - General-purpose I/O pin
  27. PC5 - General-purpose I/O pin
  28. PC6 - General-purpose I/O pin
  29. PC7 - General-purpose I/O pin
  30. PD0 - General-purpose I/O pin
  31. PD1 - General-purpose I/O pin
  32. PD2 - General-purpose I/O pin
  33. PD3 - General-purpose I/O pin
  34. PD4 - General-purpose I/O pin
  35. PD5 - General-purpose I/O pin
  36. PD6 - General-purpose I/O pin
  37. PD7 - General-purpose I/O pin
  38. PE0 - General-purpose I/O pin
  39. PE1 - General-purpose I/O pin
  40. PE2 - General-purpose I/O pin
  41. PE3 - General-purpose I/O pin
  42. PE4 - General-purpose I/O pin
  43. PE5 - General-purpose I/O pin
  44. PE6 - General-purpose I/O pin
  45. PE7 - General-purpose I/O pin
  46. VSS - Ground
  47. IRQ - Interrupt request input
  48. E - Chip enable input
  49. R/W - Read/Write control input
  50. RS - Register select input
  51. E - Chip enable output
  52. VDD - Power supply voltage

Functional Features

  • Integrated microcontroller unit with various peripherals
  • High-performance 8-bit architecture
  • Low-power consumption for energy-efficient applications
  • Flexible I/O ports for interfacing with external devices
  • Timers for precise timing control
  • Serial communication interfaces for data exchange
  • Analog-to-digital converter for sensor interfacing
  • Wide operating voltage range and temperature tolerance

Advantages and Disadvantages

Advantages

  • Versatile microcontroller suitable for a wide range of embedded systems
  • Efficient power management for extended battery life
  • Ample I/O pins for interfacing with external components
  • Robust architecture for reliable operation
  • Extensive peripheral support for enhanced functionality

Disadvantages

  • Limited memory capacity compared to higher-end microcontrollers
  • Relatively slower clock speed compared to newer microcontrollers
  • Lack of advanced features found in more modern microcontrollers

Working Principles

The MC68HC11E1CFN2 microcontroller operates based on an 8-bit architecture. It executes instructions

Énumérez 10 questions et réponses courantes liées à l'application de MC68HC11E1CFN2 dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of MC68HC11E1CFN2 in technical solutions:

Q1: What is MC68HC11E1CFN2? A1: MC68HC11E1CFN2 is a microcontroller unit (MCU) manufactured by Motorola. It is widely used in various technical solutions due to its versatility and features.

Q2: What are the key features of MC68HC11E1CFN2? A2: Some key features of MC68HC11E1CFN2 include an 8-bit CPU, on-chip memory, multiple I/O ports, timers, analog-to-digital converters, serial communication interfaces, and support for external memory expansion.

Q3: In what applications can MC68HC11E1CFN2 be used? A3: MC68HC11E1CFN2 can be used in a wide range of applications such as industrial control systems, automotive electronics, home automation, robotics, medical devices, and consumer electronics.

Q4: How much program memory does MC68HC11E1CFN2 have? A4: MC68HC11E1CFN2 has 32 KB of on-chip program memory, which allows for storing and executing instructions.

Q5: Can MC68HC11E1CFN2 interface with external devices? A5: Yes, MC68HC11E1CFN2 supports various communication interfaces like SPI, I2C, and UART, allowing it to interface with external devices such as sensors, displays, and other microcontrollers.

Q6: Does MC68HC11E1CFN2 have any analog capabilities? A6: Yes, MC68HC11E1CFN2 has built-in analog-to-digital converters (ADCs), which enable it to measure analog signals from sensors or other sources.

Q7: Can MC68HC11E1CFN2 be programmed in C/C++? A7: Yes, MC68HC11E1CFN2 can be programmed using C/C++ programming languages. There are compilers and development tools available that support this MCU.

Q8: What is the maximum clock frequency of MC68HC11E1CFN2? A8: The maximum clock frequency of MC68HC11E1CFN2 is 8 MHz, which determines the speed at which instructions are executed.

Q9: Is MC68HC11E1CFN2 suitable for low-power applications? A9: Yes, MC68HC11E1CFN2 has power-saving features like sleep mode and low-power consumption, making it suitable for battery-powered or energy-efficient applications.

Q10: Are there any development boards or evaluation kits available for MC68HC11E1CFN2? A10: Yes, there are development boards and evaluation kits available specifically designed for MC68HC11E1CFN2, which provide a convenient platform for prototyping and testing applications.

Please note that these questions and answers are general and may vary depending on specific requirements and use cases.