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ATMega128 I/O Power Control ( Solid State Switch, Relay)

ATMega128 I/O Power Control ( Solid State Switch, Relay). Computer-Controlled Current Switches BJT Transistors. 전류 제어 Switch(BJT ) NPN Transistor Model. PNP Transistor Model. 여러 가지 Relay 예. 8.5.1 Introduction to Relays. 제어 회로와 다른 전원으로 구동하는 Relay 의 예.

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ATMega128 I/O Power Control ( Solid State Switch, Relay)

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  1. ATMega128 I/O Power Control( Solid State Switch, Relay)

  2. Computer-Controlled Current SwitchesBJT Transistors • 전류 제어 Switch(BJT) • NPN Transistor Model • PNP Transistor Model

  3. 여러 가지 Relay 예

  4. 8.5.1 Introduction to Relays • 제어회로와 다른 전원으로 구동하는 Relay의 예

  5. 여러 가지제어소자의 사진EM, Solid-state, Reed Relay

  6. Electromagnetic Relays 의구조

  7. Electromagnetic Relays Basics • 여러 가지 Relay의 구조 예 • Relay의 구조에 따른 Activation Sequence

  8. Reed Relay의 구조

  9. Solenoid Relay의 구조

  10. Solenoid Relay 사진

  11. Interfacing EM Relays, Solenoids, and DC Motors • Current Sink 구조 예 Snubber diode

  12. EM Relays와 Solenoids의 Interfacing 예

  13. 단 방향 DC Motors Control 회로(HighCurrent MOSFET) 예

  14. Isolated 단 방향 DC Motors Control 회로 예

  15. Isolated 단 방향 DC Motors Control 회로(HighCurrent MOSFET) 예

  16. Isolated 단 방향 DC Motors Control 회로(HighCurrent MOSFET) 예

  17. 양 방향 H-BridgeDC Motors Control 회로 예

  18. Isolated 양 방향 H-BridgeDC Motors Control 회로 예

  19. Dual Full-Bridge Driver L298 • High voltage : 46V • high current : 4A • Dual full-bridge driver • Accept standard TTL logic levels • Drive inductive loads such as • Relays, Solenoids, DC and, Stepping motors

  20. L289 Block Diagram M M

  21. L298을 이용한 DC Motor and Stepper Controller L298N Current Motor Supply Logic Current Sensing Voltage Enable Supply Enable Sensing A Out Out Vs In A In GND Vs In B In Out Out B 1 2 1 2 3 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2 7414 1 4 7414 3 470uF 35V + - +Vout 2 Motor 2 -Vout2 2 2 +Vout 1 Motor 1 -Vout1 1 + 1 + 4 4 Vs Supply Voltage GND 2W06 2W06 Vs Supply Voltage GND Vs 3 3 104 1 2 3 4 5 6 GND Dir1 En1 Dir2 En2 Vcc In Put Control Signal Connector

  22. Solid-State Relay(Triac)

  23. Stepper Motors

  24. Stepper Motors Interfacing 예

  25. Stepper motor controlsequence 예

  26. Double Circular Linked List를 이용한 Stepper Motors 제어 Data Structure

  27. L293 Driver를 이용한 Stepper Motor Interface 예

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