User manual

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Copyright © 2013 SainSmart All Rights Reserved
Example code
int a=7;
int b=6;
int c=5;
int d=11;
int e=10;
int f=8;
int g=9;
int dp=4;
//display number 1
void digital_1(void)
{
unsigned char j;
digitalWrite(c,LOW);// pin5 low, light up c
digitalWrite(b,LOW);//light up b
for(j=7;j<=11;j++)//go out else
digitalWrite(j,HIGH);
digitalWrite(dp,HIGH);//go out decimal point dp
}
//display number2
void digital_2(void)
{
unsigned char j;
digitalWrite(b,LOW);
digitalWrite(a,LOW);
for(j=9;j<=11;j++)
digitalWrite(j,LOW);
digitalWrite(dp,HIGH);
digitalWrite(c,HIGH);
digitalWrite(f,HIGH);
}
// display number3
void digital_3(void)
{
unsigned char j;
digitalWrite(g,LOW);
digitalWrite(d,LOW);
for(j=5;j<=7;j++)
digitalWrite(j,LOW);
digitalWrite(dp,HIGH);
digitalWrite(f,HIGH);
digitalWrite(e,HIGH);