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1 STEPPERMOTORCONTROL USINGHC11 STEPPER MOTOR CONTROL USING HC11 MICROCONTROLLER Project Presentation for ELET 5300 Dr. C.Wu – Instructor Presented by.

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Presentation on theme: "1 STEPPERMOTORCONTROL USINGHC11 STEPPER MOTOR CONTROL USING HC11 MICROCONTROLLER Project Presentation for ELET 5300 Dr. C.Wu – Instructor Presented by."— Presentation transcript:

1 1 STEPPERMOTORCONTROL USINGHC11 STEPPER MOTOR CONTROL USING HC11 MICROCONTROLLER Project Presentation for ELET 5300 Dr. C.Wu – Instructor Presented by Sriteja Tarigopula 04/23/03

2 2 STEPPERMOTORCONTROL USINGHC11 STEPPER MOTOR CONTROL USING HC11 MICROCONTROLLER Project Presentation for ELET 5300 Dr. C.Wu – Instructor Presented by Sriteja Tarigopula 04/23/03

3 3 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Problem Statement To calculate the speed of a simple motor and displaying the speed using a seven-segment display using a HC11Microcontroller from Motorola

4 4 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Hardware Requirements n Stepper Motor – (1) n HC11 EVB – (1) n Seven Segment Display – (1) n 25K Ω potentiometer – (1) n ULN-2075B Motor Driver IC – (1)

5 5 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller CIRCUIT DIAGRAM

6 6 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller LED Connections

7 7 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Subroutines n INIT Subroutine. n TURN Subroutine.

8 8 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Subroutines (Cont’d) n READAD Subroutine :  ADTCL Register

9 9 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Subroutines (Cont’d) Channel Selection When Bit 4=1 CDCCCBCAPort EResult Register 0000PE0ADR1 0001PE1ADR2 0010PE2ADR3 0011PE3ADR4 0100PE4ADR1 0101PE5ADR2 0110PE6ADR3 0111PE7ADR4

10 10 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Subroutines (Cont’d) n READAD Subroutine :  OPTION Register

11 11 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Subroutines (Cont’d) n COMPSD Subroutine. n DISPLAY Subroutine.

12 12 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Modified Circuit Diagram

13 13 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Coil Winding Diagram for J835L PM 24P

14 14 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Normal 4 – Step sequence CloclwiseStep #Winding AWinding B Winding CWinding D Counter Clockwise 11001 21100 30110 40011

15 15 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Subroutines n INIT Subroutine. n TURN Subroutine. n READAD Subroutine. n COMPSD Subroutine. n DISPLAY Subroutine.

16 16 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller Applications n Robotic Controllers. n Turning Machine Tools. n Shaft Positioning Control Systems.

17 17 STEPPERMOTORCONTROL USINGHC11 Stepper Motor Control using HC11 Microcontroller References n Data Acquisition and Process Control with M68HC11 microcontroller by Driscoll, Coughlin,Villanucci. n Design of Embedded Systems using 68HC12/11 microcontrollers by Richard E.Haskell. n www.motorola.com www.motorola.com

18 18 STEPPERMOTORCONTROL USINGHC11 Thank you…

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