【沁恒试用】单步仿真

#include	"CH554.H"
#include	"debug.h"
#include	"STDIO.H"
//#include	<absacc.h>										/* Direct access to memory areas. */
#include 	"ISD51.H"										/* Find it at the location like 'C:\Keil\C51\ISD51' */

UINT8 str[] = "hello CH55X!\n";
UINT8 t = 0;
sbit LED	= P1^0;


#define ROM_CHIP_ID_ADDR 0x20

/*******************************************************************************
* Function Name  : GetChipID(void)
* Description    : 获取ID号和ID号和校验
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
UINT32 GetChipID( void )
{
	UINT8	d0, d1;
	UINT16	xl, xh;
	E_DIS = 1;                                                                  //避免进入中断
	d0 = *(PUINT8C)( ROM_CHIP_ID_ADDR + 0 );
	d1 = *(PUINT8C)( ROM_CHIP_ID_ADDR + 1 );                                    //ID号低字
	xl = ( d1 << 8 ) | d0;
	d0 = *(PUINT8C)( ROM_CHIP_ID_ADDR + 2 );
	d1 = *(PUINT8C)( ROM_CHIP_ID_ADDR + 3 );                                    //ID号高字
	xh = ( d1 << 8 ) | d0;
	d0 = *(PUINT8C)( ROM_CHIP_ID_ADDR + 6 );
	d1 = *(PUINT8C)( ROM_CHIP_ID_ADDR + 7 );                                    //ID校验和
	E_DIS = 0;
	if ( (UINT16)( xl + xh ) != (UINT16)( ( d1 << 8 ) | d0 ) ) return( 0xFFFFFFFF );//校验ID号
	return( ( (UINT32)xh << 16 ) | xl );
}

/*******************************************************************************
* Function Name  : CopyChipID(void)
* Description    : 获取ID号，因为Flash双字节访问，低字节在前，使用时要注意
* Input          : PUINT32X buf
* Output         : None
* Return         : None
*******************************************************************************/
void CopyChipID( PUINT32X buf )
{
	E_DIS = 1;
	*( (PUINT16X)buf + 0 ) = *(const unsigned short code *)( ROM_CHIP_ID_ADDR + 0 );
	*( (PUINT16X)buf + 1 ) = *(const unsigned short code *)( ROM_CHIP_ID_ADDR + 2 );
	E_DIS = 0;
}


void main( void )
{
	UINT32 x;
	CfgFsys();
	mDelaymS(10);
	mInitSTDIO();											/* Baudrate = 57600, 8, 1, N */
	EA = 1;
	printf("INIT OK!\n");
	printf("%s",str);
	ISDwait();												/* Wait until Debugger sends 0xA5, comment it if not nessery. */
	while(1)
	{
		t++;												/* Add t to watch windos, this can be changged by manual. */
		ISDcheck();											/* Wait util Debugger send 0xA5, if ISD51 UART already initialized. */
		LED ^= 1;											/* Toggle P1^0 bit. */
		mDelaymS(10);	
		CopyChipID(&x);
        printf("ID:%lx\n",x);	
	}


}