void setup() {
pinMode(PA0, OUTPUT); // Letter 1
pinMode(PA1, OUTPUT); // A
pinMode(PA2, OUTPUT); // F
pinMode(PA3, OUTPUT); // E
pinMode(PA4, OUTPUT); // D
pinMode(PA5, OUTPUT); // C
pinMode(PA6, OUTPUT); // B
pinMode(PA7, OUTPUT); // Letter 2
// Start with the "F"
digitalWrite(PA0, HIGH);
digitalWrite(PA1, LOW);
digitalWrite(PA2, LOW);
digitalWrite(PA3, LOW);
digitalWrite(PA4, LOW);
digitalWrite(PA5, LOW);
digitalWrite(PA6, LOW);
digitalWrite(PA7, LOW);
// Print the second letter
delay(100);
digitalWrite();
}
void loop() {
/*
digitalWrite(PC13, HIGH);
digitalWrite(PB3, LOW);
delay(500);
digitalWrite(PC13,LOW);
digitalWrite(PB3, HIGH);
delay(500);
*/
}