dec6713_dtk.c

这是一个在CCS平台下开发的一个IO通讯测试程序,可以当作参考.

/*********************************************************************************
* DEC6713.C	v1.00	     							                            *
* Copyright	2003 by SEED Electronic Technology Ltd.
* All rights reserved. Property of SEED Electronic Technology Ltd.			                *
* Designed by:	Hongshuai.Li								                                *
*********************************************************************************/ 
#include <csl.h>
#include <csl_mcasp.h>
#include <csl_i2c.h>
#include <csl_emif.h>
#include <csl_pll.h>
#include <DEC6713.h>
#include "DEC6713_DTK.h"

/********************************************************************************\
\*Uint8 DEC6713_DTK_rget()		-Read DTK register。
\*Parameters：
\*		regnum: The related register.

\*Return: The related register value.
\********************************************************************************/
   	
   	/* Read DTK register(8bits) */
Uint16 DEC6713_DTK_rget(Int16 regnum)
{
   	Uint16 *pdata;
   	/* Return lower 8 bits of register */
   	pdata = (Uint16 *)(DEC6713_DTK_BASE + regnum);
   	return (*pdata & 0xffff);
}
/********************************************************************************\
\*Uint8 DEC6713_DTK_rset()		-Write DTK register.
\*Parameters:
\*		regnum: The related register
\*		regval:To be writen register value.

\*Return: No.
\********************************************************************************/

/* Write DTK register(8bits) */
void DEC6713_DTK_rset(Int16 regnum, Uint16 regval)
{
    Uint16 *pdata;
   	/* Write lower 8 bits of register */
   	pdata = (Uint16 *)(DEC6713_DTK_BASE + regnum);
   	*pdata = (regval & 0xffff);
}

/********************************************************************************\
\* End of DEC6713_DTK.C *\
\********************************************************************************/