NXP USA Inc.
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MC68HC908MR8CP
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MC68HC908MR8CP

Product Overview

  • Category: Microcontroller
  • Use: Embedded systems, control applications
  • Characteristics: Low power consumption, high performance, compact size
  • Package: 64-pin LQFP (Low Profile Quad Flat Package)
  • Essence: A powerful microcontroller designed for various control applications
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Architecture: 8-bit
  • Clock Speed: Up to 8 MHz
  • Flash Memory: 8 KB
  • RAM: 512 bytes
  • I/O Ports: 54
  • Timers: 2
  • Analog-to-Digital Converter (ADC): 10-bit, 8 channels
  • Communication Interfaces: UART, SPI, I2C
  • Operating Voltage: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MC68HC908MR8CP microcontroller has a total of 64 pins. The pin configuration is as follows:

  1. VDD - Power supply voltage
  2. VSS - Ground
  3. RESET - Reset input
  4. IRQ - Interrupt request input
  5. PTA0 - Port A, Pin 0
  6. PTA1 - Port A, Pin 1
  7. PTA2 - Port A, Pin 2
  8. PTA3 - Port A, Pin 3
  9. PTA4 - Port A, Pin 4
  10. PTA5 - Port A, Pin 5
  11. PTA6 - Port A, Pin 6
  12. PTA7 - Port A, Pin 7
  13. PTB0 - Port B, Pin 0
  14. PTB1 - Port B, Pin 1
  15. PTB2 - Port B, Pin 2
  16. PTB3 - Port B, Pin 3
  17. PTB4 - Port B, Pin 4
  18. PTB5 - Port B, Pin 5
  19. PTB6 - Port B, Pin 6
  20. PTB7 - Port B, Pin 7
  21. PTC0 - Port C, Pin 0
  22. PTC1 - Port C, Pin 1
  23. PTC2 - Port C, Pin 2
  24. PTC3 - Port C, Pin 3
  25. PTC4 - Port C, Pin 4
  26. PTC5 - Port C, Pin 5
  27. PTC6 - Port C, Pin 6
  28. PTC7 - Port C, Pin 7
  29. PTD0 - Port D, Pin 0
  30. PTD1 - Port D, Pin 1
  31. PTD2 - Port D, Pin 2
  32. PTD3 - Port D, Pin 3
  33. PTD4 - Port D, Pin 4
  34. PTD5 - Port D, Pin 5
  35. PTD6 - Port D, Pin 6
  36. PTD7 - Port D, Pin 7
  37. PTE0 - Port E, Pin 0
  38. PTE1 - Port E, Pin 1
  39. PTE2 - Port E, Pin 2
  40. PTE3 - Port E, Pin 3
  41. PTE4 - Port E, Pin 4
  42. PTE5 - Port E, Pin 5
  43. PTE6 - Port E, Pin 6
  44. PTE7 - Port E, Pin 7
  45. AD0 - Analog input 0
  46. AD1 - Analog input 1
  47. AD2 - Analog input 2
  48. AD3 - Analog input 3
  49. AD4 - Analog input 4
  50. AD5 - Analog input 5
  51. AD6 - Analog input 6
  52. AD7 - Analog input 7
  53. VREFH - High reference voltage for ADC
  54. VREFL - Low reference voltage for ADC
  55. OSC1 - Oscillator input
  56. OSC2 - Oscillator output
  57. BKGD - Background debug mode pin
  58. VPP - Programming voltage supply
  59. TEST - Test mode pin
  60. XTAL - Crystal oscillator input
  61. EXTAL - Crystal oscillator output
  62. RSTOUT - Reset output
  63. IRQOUT - Interrupt request output
  64. VDDA - Analog power supply voltage

Functional Features

  • Low power

10 pirs û bersivên hevpar ên têkildarî sepana MC68HC908MR8CP di çareseriyên teknîkî de navnîş bikin

Sure! Here are 10 common questions and answers related to the application of MC68HC908MR8CP in technical solutions:

  1. Q: What is MC68HC908MR8CP? A: MC68HC908MR8CP is a microcontroller from the HC08 family, designed for embedded systems applications.

  2. Q: What are the key features of MC68HC908MR8CP? A: Some key features include an 8-bit CPU, on-chip flash memory, RAM, timers, analog-to-digital converters, and various communication interfaces.

  3. Q: What are some typical applications of MC68HC908MR8CP? A: MC68HC908MR8CP is commonly used in automotive electronics, industrial control systems, consumer electronics, and other embedded systems.

  4. Q: How much flash memory does MC68HC908MR8CP have? A: MC68HC908MR8CP has 8KB of on-chip flash memory for program storage.

  5. Q: Can I expand the memory of MC68HC908MR8CP? A: No, the memory of MC68HC908MR8CP cannot be expanded externally. However, you can optimize your code to make efficient use of the available memory.

  6. Q: What communication interfaces are supported by MC68HC908MR8CP? A: MC68HC908MR8CP supports serial communication interfaces such as UART (Universal Asynchronous Receiver-Transmitter) and SPI (Serial Peripheral Interface).

  7. Q: How many timers are available in MC68HC908MR8CP? A: MC68HC908MR8CP has two 16-bit timer modules that can be used for various timing and control functions.

  8. Q: Does MC68HC908MR8CP have analog-to-digital converters (ADC)? A: Yes, MC68HC908MR8CP has an on-chip 8-channel 10-bit ADC for converting analog signals into digital values.

  9. Q: Can I program MC68HC908MR8CP in C or assembly language? A: Yes, you can program MC68HC908MR8CP using either C or assembly language, depending on your preference and requirements.

  10. Q: Is MC68HC908MR8CP suitable for low-power applications? A: Yes, MC68HC908MR8CP is designed to operate at low power and has various power-saving features, making it suitable for battery-powered or energy-efficient applications.

Please note that these answers are general and may vary based on specific implementation details and requirements.