📄 dosdemo.c
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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
int DogAddr;
int DogBytes;
void far * DogData;
extern unsigned long far WriteDog(void);
extern unsigned long far ReadDog(void);
void main()
{
unsigned long sn;
int i;
char bu[30]={"Tide SoftDog is OK!"},bv[20];
unsigned long RetCode=1;
for(i=0;i<20;i++)
bv[i]=0;
DogBytes=0;
(unsigned long far *)DogData=&sn;
RetCode=ReadDog();
if(RetCode)
{
printf("Read serial error =%ld\n",RetCode);
exit(0);
}
printf("sn=%ld\n",sn);
DogBytes=19;
DogAddr=1;
DogData=bu;
RetCode=WriteDog();
if(RetCode)
{
printf("Write buff error =%ld\n",RetCode);
exit(0);
}
else
printf("Write OK\n");
DogBytes=19;
DogAddr=1;
DogData=bv;
RetCode=ReadDog();
if(RetCode)
{
printf("Read buff error =%ld\n",RetCode);
exit(0);
}
else
printf("Read OK");
printf("bv=%s\n",bv);
}
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