Data Sheet

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ROBOT.HEADtoTOE
ProductUser’sManual–MD13S
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6.GETTINGSTARTED
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MD13Siscompatiblewith2typesofPWMoperation,whichare:
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1. SignMagnitude PWM – For signmagnitude PWM operation, 2 control signals are used to            
control the speed and direction of the motor. PWM is feed to the PWM pin to control the                 
speedwhileDIRpinisusedtocontrolthedirectionofthemotor.
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2. LockedAntiphase PWM – For lockedantiphase PWM operation, only 1 control signal is           
needed to control the speed and direction of the motor. PWM pin is connected to logic high                
while the DIR pin is being feed with the PWM signal. When the PWM signal has 50% duty                 
cycle, the motor stops running. If the PWM has less than 50% duty cycle, the motor will turn                 
CW (or CCW depending on the connection). If the PWM signal has more than 50% duty               
cycle,motorwillturnCCW(orCWdependingontheconnection).
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Sampleconnectiondiagramisasfollow:
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CreatedbyCytronTechnologiesSdn.Bhd.–AllRightsReserved 9
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