Hello,
I want to turn on LED and read analog voltage from each LED states.
I think there is a problem with red part of code.
what is the problem?
const int analogPin= A0;
float voltage[] = {0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00 ,0.00, 0.00, 0.00, 0.00};
float voltageMin = 2.00;
void setup() {
Serial.begin(9600);
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
}
void loop(){
int number=0;
int i,j,t;
for(;number<=15;number++)
{
int num[]={0,0,0,0};
t=number;
for(i=0;i<=3;i++){
num*=t%2;*
- t=t/2;*
- }*
- digitalWrite(4,num[3]);*
- digitalWrite(5,num[2]);*
- digitalWrite(2,num[1]);*
- digitalWrite(3,num[0]);*
- delay(5000);*
_ voltage[number] = analogRead(analogPin) * (5.00 / 1023.00);_
-
Serial.println(voltage[number]);*
-
if(voltage[number] < voltageMin){*
-
voltageMin = voltage[number];*
-
}*
-
return;*
-
}*
-
Serial.println(voltageMin);Serial.println(voltageMin);*
}