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Altered RelayOutput example behavior #6

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Altered RelayOutput example behavior #6

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7 changes: 4 additions & 3 deletions PID_v1/Examples/PID_RelayOutput/PID_RelayOutput.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ double Setpoint, Input, Output;
PID myPID(&Input, &Output, &Setpoint,2,5,1, DIRECT);

int WindowSize = 5000;
int minWindow = 500;
unsigned long windowStartTime;
void setup()
{
Expand All @@ -42,16 +43,16 @@ void setup()
void loop()
{
Input = analogRead(0);
myPID.Compute();

/************************************************
* turn the output pin on/off based on pid output
************************************************/
if(millis() - windowStartTime>WindowSize)
{ //time to shift the Relay Window
{ //time to shift the Relay Window and recalculate
windowStartTime += WindowSize;
myPID.Compute();
}
if(Output < millis() - windowStartTime) digitalWrite(RelayPin,HIGH);
if(Output > minWindow && Output < millis() - windowStartTime) digitalWrite(RelayPin,HIGH);
else digitalWrite(RelayPin,LOW);

}
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