initial .c

4线电阻触摸板的驱动器ADS7843的驱动程序 由凌阳单片机SPCE061A驱动

#include "SPCE061V004.h"
extern unsigned int g_Xposition[5],g_Yposition[5];
extern unsigned int *g_Xpoint,g_Ypoint;
void initialLED();

void Initial()
{
/*  *P_IOA_Dir=0xffff;
  *P_IOA_Attrib=0xffff;
  *P_IOA_Data=0xffff;
  */
/*     *P_IOB_Dir=0xffe0;
  *P_IOB_Attrib=0xffe0;
  *P_IOB_Data=0xffe0;
 
  *P_IOB_Dir=0xfff0;
  *P_IOB_Attrib=0xfff0;
  *P_IOB_Data=0xffff;
  */
  *P_IOB_Dir=0x7cf0;
  *P_IOB_Attrib=0x7cf0;
  *P_IOB_Data=0x7cff;
  
  *P_INT_Ctrl=0x0004;
  
  initialLED();  
  
 /* g_Xpoint=g_Xposition;
  g_Ypoint=g_Yposition;*/
}