|
|
/*------------------------------------------------------------------------------
|
|
|
#-- This file is a part of the libuc, microcontroler library
|
|
|
#-- Copyright (C) 2011, Alexis Jeandet
|
|
|
#--
|
|
|
#-- This program is free software; you can redistribute it and/or modify
|
|
|
#-- it under the terms of the GNU General Public License as published by
|
|
|
#-- the Free Software Foundation; either version 3 of the License, or
|
|
|
#-- (at your option) any later version.
|
|
|
#--
|
|
|
#-- This program is distributed in the hope that it will be useful,
|
|
|
#-- but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
#-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
#-- GNU General Public License for more details.
|
|
|
#--
|
|
|
#-- You should have received a copy of the GNU General Public License
|
|
|
#-- along with this program; if not, write to the Free Software
|
|
|
#-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
#-------------------------------------------------------------------------------
|
|
|
#-- Author : Alexis Jeandet
|
|
|
#-- Mail : alexis.jeandet@gmail.com
|
|
|
#-------------------------------------------------------------------------------*/
|
|
|
#include "spi.h"
|
|
|
#include "VS10XX.h"
|
|
|
//#include <bsp.h>
|
|
|
|
|
|
void vs10XXopen(vs10XXDev* codec,spi_t dev){
|
|
|
codec->SPIdev = dev;
|
|
|
|
|
|
}
|
|
|
|
|
|
void vs10XXsoftreset(vs10XXDev* dev)
|
|
|
{
|
|
|
vs10XXcmdwrite(dev,VSMODE,(1<<2));
|
|
|
}
|
|
|
|
|
|
int vs10XXcmdread(vs10XXDev* dev,char address)
|
|
|
{
|
|
|
int result;
|
|
|
while(!vs10XXDREQ());
|
|
|
vs10XXclearXCS();
|
|
|
spiputw(dev->SPIdev,(3<<8)+address);
|
|
|
result = spigetw(dev->SPIdev);
|
|
|
vs10XXsetXCS();
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
|
|
|
void vs10XXcmdwrite(vs10XXDev* dev,char address,int value)
|
|
|
{
|
|
|
while(!vs10XXDREQ());
|
|
|
vs10XXclearXCS();
|
|
|
spiputw(dev->SPIdev,(2<<8)+address);
|
|
|
spiputw(dev->SPIdev,value);
|
|
|
vs10XXsetXCS();
|
|
|
}
|
|
|
|
|
|
|
