micropython/ports/cc3200/hal/adc.h

118 lines
4.9 KiB
C

//*****************************************************************************
//
// adc.h
//
// Defines and Macros for the ADC.
//
// Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
//
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 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.
//
// Neither the name of Texas Instruments Incorporated 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 __ADC_H__
#define __ADC_H__
//*****************************************************************************
//
// If building with a C++ compiler, make all of the definitions in this header
// have a C binding.
//
//*****************************************************************************
#ifdef __cplusplus
extern "C"
{
#endif
//*****************************************************************************
// Values that can be passed to APIs as ulChannel parameter
//*****************************************************************************
#define ADC_CH_0 0x00000000
#define ADC_CH_1 0x00000008
#define ADC_CH_2 0x00000010
#define ADC_CH_3 0x00000018
//*****************************************************************************
//
// Values that can be passed to ADCIntEnable(), ADCIntDisable()
// and ADCIntClear() as ulIntFlags, and returned from ADCIntStatus()
//
//*****************************************************************************
#define ADC_DMA_DONE 0x00000010
#define ADC_FIFO_OVERFLOW 0x00000008
#define ADC_FIFO_UNDERFLOW 0x00000004
#define ADC_FIFO_EMPTY 0x00000002
#define ADC_FIFO_FULL 0x00000001
//*****************************************************************************
//
// API Function prototypes
//
//*****************************************************************************
extern void ADCEnable(unsigned long ulBase);
extern void ADCDisable(unsigned long ulBase);
extern void ADCChannelEnable(unsigned long ulBase,unsigned long ulChannel);
extern void ADCChannelDisable(unsigned long ulBase,unsigned long ulChannel);
extern void ADCIntRegister(unsigned long ulBase, unsigned long ulChannel,
void (*pfnHandler)(void));
extern void ADCIntUnregister(unsigned long ulBase, unsigned long ulChannel);
extern void ADCIntEnable(unsigned long ulBase, unsigned long ulChannel,
unsigned long ulIntFlags);
extern void ADCIntDisable(unsigned long ulBase, unsigned long ulChannel,
unsigned long ulIntFlags);
extern unsigned long ADCIntStatus(unsigned long ulBase,unsigned long ulChannel);
extern void ADCIntClear(unsigned long ulBase, unsigned long ulChannel,
unsigned long ulIntFlags);
extern void ADCDMAEnable(unsigned long ulBase, unsigned long ulChannel);
extern void ADCDMADisable(unsigned long ulBase, unsigned long ulChannel);
extern void ADCTimerConfig(unsigned long ulBase, unsigned long ulValue);
extern void ADCTimerEnable(unsigned long ulBase);
extern void ADCTimerDisable(unsigned long ulBase);
extern void ADCTimerReset(unsigned long ulBase);
extern unsigned long ADCTimerValueGet(unsigned long ulBase);
extern unsigned char ADCFIFOLvlGet(unsigned long ulBase,
unsigned long ulChannel);
extern unsigned long ADCFIFORead(unsigned long ulBase,
unsigned long ulChannel);
//*****************************************************************************
//
// Mark the end of the C bindings section for C++ compilers.
//
//*****************************************************************************
#ifdef __cplusplus
}
#endif
#endif // __ADC_H__