VoltageSensor.ino

int val11; 
int val2; 

void setup() 
{  
    Serial.begin(9600); 
    Serial.println("Voltage: "); 
    Serial.print("V"); 
} 
void loop() 
{ 
    float temp; 
    val11=analogRead(A0); 
    temp=val11/4.092; 
    val11=(int)temp;// 
    val2=((val11%100)/10); 
    Serial.println(val2); 
    delay(1000); 
}