IAP读写檫均不行

1万 · 2014-7-1 19:49

MA803 IAP错误

1万 · 2014-7-1 19:49

IAP_ADDR=0x3600,IAP读写檫均不行，错在那呢

1万 · 2014-7-1 19:52

看看你的代码

1万 · 2014-7-1 19:53

void IAP_Page_Erase(unsigned int IAP_Addr,unsigned char Trigger_Check2)
{
#if (Xtal_Freq<=6)
   ISPCR=0x03 ;
#elif (Xtal_Freq<=10)
ISPCR=0x02 ;
#elif (Xtal_Freq<=20)
   ISPCR=0x01 ;
#elif (Xtal_Freq<=40)
   ISPCR=0x00 ;
#endif

ISPCR = ISPCR | 0x80 ;
IFADRH = IAP_Addr >> 8 ;                   //IAP Flash Address High Byte
IFADRL = IAP_Addr & 0xFF ;                //IAP Flash Address Low Byte
IFMT = 0x03 ;                               //IAP Flash Mode Table (Erase Mode)

if (Trigger_Check1==0x55)
   SCMD = 0x46 ;
else
   IAP_Fail() ;

if (Trigger_Check2==0xAA)
{  SCMD = 0xB9 ;
}
else
{  SCMD = 0x00 ;
   IAP_Fail() ;
}
Trigger_Check2=0x00;
ISPCR = ISPCR & 0x7F ;
}