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8051 : Hall of fame

Code 8051 + Proteus

  1. ADC (Analog-to-digital converter) counter
  2. ADC counter (dùng phần mềm)
  3. ADC dual slope
  4. ADC single slope
  5. ADC single slope (dùng phần cứng)
  6. ADC successive approximation
  7. ADC successive approximation (bằng phần mềm)
  8. BT bàn phím
  9. BT bàn phím (đảo dây - line reversal technique)
  10. Cổng song song sử dụng kĩ thuật Handshaking
  11. PWM (Pulse width modulation) điều khiển động cơ DC
  12. Truyền thông nối tiếp 8051

Tham khảo:

[1] Microprocessor Interfacing Techniques - Austin Lesea, Rodnay Zaks

[2] http://ecetutorials.com/digital-electronics/counter-type-adc-analog-to-digital-converter/

[3] http://www.hardwaresecrets.com/how-analog-to-digital-converter-adc-works/8/

[4] Single-Slope Analog-to-Digital (A/D) Conversion - Stephen Ledford, CSIC Product Engineering

[5] ADC0808 datasheet

[6] 74LS590 datasheet

[7] Bài giảng môn vi xử lý của thầy Vũ Đức Trọng, giảng viên viện Điện, Đại học Bách Khoa Hà Nội

ADC counter:

ADC dual slope:

ADC single slope:

ADC successive approximation:

ADC successive approximation (successive approximation register - SAR):

Keyboard scanning (shift register + encoder):

Keyboard scanning (line reversal technique [1] chapter 4 - interfacing the peripherals):

Handshaking ([1] chapter 3 - basic input-output):

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