nes-proj/RDKRL78G14.c

89 lines
3.8 KiB
C

/***************************************************************************//**
* @file RDKRL78G14.c
* @brief Implementation of the RDKRL78G14 Driver.
* @author DBogdan (dragos.bogdan@analog.com)
********************************************************************************
* Copyright 2012(c) Analog Devices, Inc.
*
* All rights reserved.
*
* 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 Analog Devices, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* - The use of this software may or may not infringe the patent rights
* of one or more patent holders. This license does not release you
* from the requirement that you obtain separate licenses from these
* patent holders to use this software.
* - Use of the software either in source or binary form, must be run
* on or directly connected to an Analog Devices Inc. component.
*
* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, 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.
*
********************************************************************************
* SVN Revision: $WCREV$
*******************************************************************************/
/******************************************************************************/
/***************************** Include Files **********************************/
/******************************************************************************/
#include "RDKRL78G14.h" /* RDKRL78G14 definitions */
/******************************************************************************/
/************************ Functions Definitions *******************************/
/******************************************************************************/
/***************************************************************************//**
* @brief Resets the RDKRL78G14.
*
* @return None.
*******************************************************************************/
void
RDKRL78G14_Reset(void)
{
short delay = 0;
EXTRST_HIGH;
for(delay = 0; delay < 1000; delay++) {
NOP;
}
EXTRST_LOW;
}
/***************************************************************************//**
* @brief Initializes the RDKRL78G14.
*
* @return status - Result of the initialization procedure.
* Example: 0 - if initialization was successful;
* -1 - if initialization was unsuccessful.
*******************************************************************************/
char
RDKRL78G14_Init(void)
{
long delay = 0;
char status = -1;
for(delay = 0; delay < 4000000; delay++) {
NOP;
}
RDKRL78G14_Reset();
status = 0;
return status;
}