Embedded Files
What You will need
What You will need
Wiring Instructions
Wiring Instructions
1) Connect the 13th digital pin on the arduino to pin G7.
1) Connect the 13th digital pin on the arduino to pin G7.
2) Connect one of the GND pins on the arduino to one of the negative rails (-) of the breadboard.
2) Connect one of the GND pins on the arduino to one of the negative rails (-) of the breadboard.
3) Connect 4 resistors from the negative rail into the rows 7, 16, 19 & 22.
3) Connect 4 resistors from the negative rail into the rows 7, 16, 19 & 22.
4) Connect the LED cathodes (shorter pins) to the same numbered rows as the resistor (16,19,22) - Plug the LED anodes (longer pins) to an adjoining rows (17,20,23).
4) Connect the LED cathodes (shorter pins) to the same numbered rows as the resistor (16,19,22) - Plug the LED anodes (longer pins) to an adjoining rows (17,20,23).
5) Connect each of the rows that the LED anodes (longer pin) have been plugged into to the power rail (+) of the breadboard.
5) Connect each of the rows that the LED anodes (longer pin) have been plugged into to the power rail (+) of the breadboard.
6) Connect the 3.3V pin on the Arduino to pin D5 of the breadboard.
6) Connect the 3.3V pin on the Arduino to pin D5 of the breadboard.
7) Place a button into the pins E5, E7, F5 & F7.
7) Place a button into the pins E5, E7, F5 & F7.
Code
Code
Block Code
Block Code
Text Code
Text Code
void setup()
{
pinMode(1, OUTPUT);
pinMode(4, OUTPUT);
pinMode(7, OUTPUT);
pinMode(13, INPUT);
}
void loop()
{
digitalWrite(1, HIGH);
digitalWrite(4, LOW);
digitalWrite(7, LOW);
if (digitalRead(13) == 1) {
delay(5000); // Wait for 5000 millisecond(s)
digitalWrite(1, LOW);
digitalWrite(4, HIGH);
delay(5000); // Wait for 5000 millisecond(s)
digitalWrite(4, LOW);
digitalWrite(7, HIGH);
delay(5000); // Wait for 5000 millisecond(s)
}
}
Show your Understanding
Show your Understanding
1) Add another set of lights (red and green only to represent the pedestrian lights) Code the new lights to work in a way that reflects a pedestrian crossing.
1) Add another set of lights (red and green only to represent the pedestrian lights) Code the new lights to work in a way that reflects a pedestrian crossing.
2) Use the notation blocks to write short descriptions of what each of the blocks are doing in your modified code (use the notation block above the code block)
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