lpc177x_8x_dac.h

来自「NXPl788上lwip的无操作系统移植,基于Embest开发板」· C头文件 代码 · 共 61 行

/**********************************************************************
* $Id$		lpc177x_8x_dac.h			2011-06-02
*//**
* @file		lpc177x_8x_dac.h
* @brief	Contains all macro definitions and function prototypes
*			support for DAC firmware library on LPC177x_8x
* @version	1.0
* @date		02. June. 2011
* @author	NXP MCU SW Application Team
* 
* Copyright(C) 2011, NXP Semiconductor
* All rights reserved.
*
***********************************************************************
* Software that is described herein is for illustrative purposes only
* which provides customers with programming information regarding the
* products. This software is supplied "AS IS" without any warranties.
* NXP Semiconductors assumes no responsibility or liability for the
* use of the software, conveys no license or title under any patent,
* copyright, or mask work right to the product. NXP Semiconductors
* reserves the right to make changes in the software without
* notification. NXP Semiconductors also make no representation or
* warranty that such application will be suitable for the specified
* use without further testing or modification.
* Permission to use, copy, modify, and distribute this software and its
* documentation is hereby granted, under NXP Semiconductors'
* relevant copyright in the software, without fee, provided that it
* is used in conjunction with NXP Semiconductors microcontrollers.  This
* copyright, permission, and disclaimer notice must appear in all copies of
* this code.
**********************************************************************/


/* Peripheral group ----------------------------------------------------------- */
/** @defgroup DAC DAC (Digital-to-Analog Converter)
 * @ingroup LPC177x_8xCMSIS_FwLib_Drivers
 * @{
 */

#ifndef __LPC177X_8X_DAC_H_
#define __LPC177X_8X_DAC_H_

/* Includes ------------------------------------------------------------------- */
#include "LPC177x_8x.h"

#include "lpc_types.h"


#ifdef __cplusplus
extern "C"
{
#endif

/* Public Macros -------------------------------------------------------------- */
/** @defgroup DAC_Private_Macros DAC Private Macros
 * @{
 */

/** After the selected settling time after this field is written with a
new VALUE, the voltage on the AOUT pin (with respect to VSSA)
is VALUE/1024