Question 7.24: Write an 8051 C program to calculate the checksum byte for t...

void main(void)

{

unsigned char mydata[]={0x25,0x62,0x3F,0x52};
unsigned char sum=0;
unsigned char x;
unsigned char chksumbyte;
for (x=0;x<4;x++)

{

P2=mydata[x];
sum=sum+mydata[x];
P1=sum;

}

chksumbyte=~sum+1;
P1=chksumbyte;

}