test.c

来自「在Visual DSP环境下测试DSP的工作」· C语言 代码 · 共 42 行

#include<sysreg.h>
#include<defTS201.h>
#include<stdio.h>
#include<builtins.h>
#define IOaddr 0x38c00300
void iow(long ad,long reg,long data);
void outb (long,long);
void delay (int  );
void iow(long ad,long reg,long data)
{
  outb  (reg,ad);
  delay (10);
  outb(data,ad+4);
  delay(10);
}
void outb(long reg,long add)
 
 {(long *)add=reg;
  
 }
 void delay (int time)
 
  {  int i;
  	for (i=0;i<time;i++)
      asm("nop;;");
       
  }
void main ( )
 
{  iow(IOaddr,0x1F,0);
   iow (IOaddr,0x00,0x03);
   delay(2000);
   iow (IOaddr,0x00,0);
   iow (IOaddr,0x00,0x03);
   delay(2000);
   iow (IOaddr,0x00,0);
   iow (IOaddr,0x00,0x40);
   iow (IOaddr,0x01,0x6C);
   iow (IOaddr,0xFF,0x83);
   iow (IOaddr,0x05,0x00);
}