#include // include MicroView library int relayPin = 2; // set relayPin as pin 2 of Arduino void setup() { uView.begin(); // start MicroView uView.clear(PAGE); // clear page pinMode(relayPin, OUTPUT); // initialize the digital pin as an output. } void loop() { uView.setCursor(0,0); // set cursor at 0,0 uView.print("YELLOW"); // print YELLOW text uView.display(); // display digitalWrite(relayPin, HIGH); // turn the RELAY ON (HIGH is the voltage level) delay(1000); // wait for a second uView.setCursor(0,0); uView.print("RED "); uView.display(); digitalWrite(relayPin, LOW); // turn the RELAY off by making the voltage LOW delay(1000); // wait for a second }