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Recent content by wiqi136

  1. W

    CONTROL stepper motor using PIC microcontroller

    how to understand the logic behind this step sequence..... i mean why, 03,06,0c,09 ??
  2. W

    CONTROL stepper motor using PIC microcontroller

    hi guys, this is the first time ever i put my hands on stepper motor. i am using unipolar stepper motor (1.8 degrees step angle)... is it possible to control the desired angle of rotation using pic microcontroller. for example i want my motor to rotate 7.2 degrees after every 1 second.. please...
  3. W

    Measuring very high AC voltage using PIC16F876A

    Actually I am working on a project, Automatic control for an auto-transformer. user will sett the angle of rotation or the required output voltage. motor with some gear mechanism will rotate the tap of the auto-transformer. for that the control circuit must develop a positive and negative...
  4. W

    Measuring very high AC voltage using PIC16F876A

    hi friends, i want to measure a high voltage ( 0 - 30kv ) using a PIC16F876A micro controller. Actually i need to use output voltage of an auto-transformer as a feedback to my control circuit... Please help me out. Thanks

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