void setup() {
volatile char*dir_port= (char*)0X30;
*dir_port=0xFF;
}
void portdata (char output)
{
volatile char*outdata=(char*)0x31;
*outdata=output;
}
void loop() {
char arr[10]={0x3F,0X06,0X5B,0X4F,0X66,0X6D,0X7D,0X07,0X7F,0X6F};
int i;
volatile long j;
for(i=1;i<=9;i=i+2)
{
portdata(arr[i]);
for(j=0;j<800000;j++);
}
}