int32_t lastBlink; 
int32_t lastBlink2; 

void setup() {
    // initialize the LED pin as an output:
    pinMode(13, OUTPUT);   
    pinMode(2, OUTPUT);
    }


void checkBlinker() {

 int32_t  now = millis();
 if ((now - lastBlink) > 200) {

    //when 200 ms went by we toggle pin 13
    digitalWrite(13, ! digitalRead(13) );
    lastBlink=now; 
 }

}

void checkOutput() {

 int32_t  now = millis();
 if ((now - lastBlink2) > 500) {

    //when 200 ms went by we toggle pin 5
    digitalWrite(2, ! digitalRead(2) );
    lastBlink2=now; 
 }

}

void loop() {

 checkBlinker(); 
 checkOutput(); 

}