62 lines
2.8 KiB
C
62 lines
2.8 KiB
C
/****************************************************************************
|
|
* arch/arm/src/tiva/tiva_qencoder.h
|
|
*
|
|
* Copyright (C) 2016 Young Mu. All rights reserved.
|
|
* Author: Young Mu <young.mu@aliyun.com>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name NuttX nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __ARCH_ARM_SRC_TIVA_TIVA_QENCODER_H
|
|
#define __ARCH_ARM_SRC_TIVA_TIVA_QENCODER_H
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/sensors/qencoder.h>
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
#define QEIOC_DIRECTION _QEIOC(QE_TIVA_FIRST)
|
|
#define QEIOC_VELOCITY _QEIOC(QE_TIVA_FIRST+1)
|
|
#define QEIOC_RESETATPPR _QEIOC(QE_TIVA_FIRST+2)
|
|
#define QEIOC_RESETATMAXPOS _QEIOC(QE_TIVA_FIRST+3)
|
|
#define QEIOC_RESETATINDEX _QEIOC(QE_TIVA_FIRST+4)
|
|
|
|
/****************************************************************************
|
|
* Public Function Prototypes
|
|
****************************************************************************/
|
|
|
|
struct qe_lowerhalf_s *tiva_qei_initialize(int id);
|
|
|
|
#endif /* __ARCH_ARM_SRC_TIVA_TIVA_QENCODER_H */
|