DIY flash ADC, Arduino encoder code
Download the .zip file below. Install it on your Arduino IDE.
/*
* 3 bit encoder code with LM325 OpAmps
* http://www.electronoobs.com
* http://www.youtube.com/c/electronoobs
*/
int in1 = 2;
int in2 = 3;
int in3 = 4;
int in4 = 5;
int in5 = 6;
int in6 = 7;
int in7 = 8;
int in8 = 9;
int bit1 = 10;
int bit2 = 11;
int bit3 = 12;
void setup() {
pinMode(in1, INPUT);
pinMode(in2, INPUT);
pinMode(in3, INPUT);
pinMode(in4, INPUT);
pinMode(in5, INPUT);
pinMode(in6, INPUT);
pinMode(in7, INPUT);
pinMode(in8, INPUT);
pinMode(bit1, OUTPUT);
pinMode(bit2, OUTPUT);
pinMode(bit3, OUTPUT);
}
void loop() {
if(digitalRead(in1))
{
digitalWrite(bit1,HIGH); digitalWrite(bit2,HIGH); digitalWrite(bit3,HIGH);//7
}
else
{
if(digitalRead(in2))
{
digitalWrite(bit1,HIGH); digitalWrite(bit2,HIGH); digitalWrite(bit3,LOW);//6
}
else
{
if(digitalRead(in3))
{
digitalWrite(bit1,HIGH); digitalWrite(bit2,LOW); digitalWrite(bit3,HIGH);//5
}
else
{
if(digitalRead(in4))
{
digitalWrite(bit1,HIGH); digitalWrite(bit2,LOW); digitalWrite(bit3,LOW);//4
}
else
{
if(digitalRead(in5))
{
digitalWrite(bit1,LOW); digitalWrite(bit2,HIGH); digitalWrite(bit3,HIGH);//3
}
else
{
if(digitalRead(in6))
{
digitalWrite(bit1,LOW); digitalWrite(bit2,HIGH); digitalWrite(bit3,LOW);//2
}
else
{
if(digitalRead(in7))
{
digitalWrite(bit1,LOW); digitalWrite(bit2,LOW); digitalWrite(bit3,HIGH);//1
}
else
{
digitalWrite(bit1,LOW); digitalWrite(bit2,LOW); digitalWrite(bit3,LOW);//0
}
}
}
}
}
}
}
}