93c46读写程序

文章摘要：unsigned char temp=address>>1;if(address&0x01) return((unsigned char)(Read(temp)>>8));else return((unsigned char)(Read(temp)));}void WriteChar(unsigned char address,unsigned char InData) {unsigned char temp=address>>1;if(address&0x01) Write(temp,(unsigned int)(Read(temp)&0x00ff|(In

93c46读写程序,标签：单片机开发,单片机原理,单片机教程,http://www.88dzw.com
unsigned char temp=address>>1;
if(address&0x01) return((unsigned char)(Read(temp)>>8));
else return((unsigned char)(Read(temp)));
}

void WriteChar(unsigned char address,unsigned char InData) {
unsigned char temp=address>>1;
if(address&0x01) Write(temp,(unsigned int)(Read(temp)&0x00ff|(InData<<8)));
else Write(temp,(unsigned int)(Read(temp)&0xff00|InData));
}

void ReadString(unsigned char data *RamAddress,unsigned char RomAddress,
unsigned char Number) {
while(Number!=0) {
*RamAddress=ReadChar(RomAddress);
RamAddress++;
RomAddress++;
Number--;
}
}

void WriteString(unsigned char data *RamAddress,unsigned char RomAddress,
unsigned char Number) {
unsigned int temp;
if(Number==0) return;
if(RomAddress&0x01) {
WriteChar(RomAddress,*RamAddress);
RamAddress++;
RomAddress++;
Number--;
}
if(Number==0) return;
while(Number>>1) {
temp=*RamAddress;
RamAddress++;
temp=temp|(*RamAddress)<<8;
RamAddress++;
Write(RomAddress>>1,temp);
RomAddress++;
RomAddress++;
Number--;
Number--;
}
if(Number) WriteChar(RomAddress,*RamAddress); }

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