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61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
/****************************************************************************
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* Copyright (c) 2011 by Michael Blandford. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the names of its contributors may
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* be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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****************************************************************************
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* History:
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*
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****************************************************************************/
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#include "../open9x.h"
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void hapticOff()
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{
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PWM->PWM_DIS = PWM_DIS_CHID2 ; // Disable channel 2
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PWM->PWM_OOV &= ~0x00040000 ; // Force low
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PWM->PWM_OSS |= 0x00040000 ; // Force low
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}
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// pwmPercent 0-100
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void hapticOn( uint32_t pwmPercent )
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{
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register Pwm *pwmptr ;
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pwmptr = PWM ;
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if ( pwmPercent > 100 )
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{
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pwmPercent = 100 ;
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}
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pwmptr->PWM_CH_NUM[2].PWM_CDTYUPD = pwmPercent ; // Duty
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pwmptr->PWM_ENA = PWM_ENA_CHID2 ; // Enable channel 2
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pwmptr->PWM_OSC = 0x00040000 ; // Enable output
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}
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