Christopher Wardlaw / Mbed 2 deprecated ME21001_Lab02_Exercise_05

exercise 5

Dependencies:   mbed

main.cpp@0:a95a52c376c2, 2016-09-24 (annotated)

Committer:
cwardlaw
Date:
Sat Sep 24 14:59:28 2016 +0000
Revision:
0:a95a52c376c2
exercise 5

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cwardlaw 0:a95a52c376c2 1 /**************************************************************
cwardlaw 0:a95a52c376c2 2 / Simple program program to show basic program structure
cwardlaw 0:a95a52c376c2 3 /
cwardlaw 0:a95a52c376c2 4 / The program simulates traffic lights.
cwardlaw 0:a95a52c376c2 5 /
cwardlaw 0:a95a52c376c2 6 /**************************************************************/
cwardlaw 0:a95a52c376c2 7
cwardlaw 0:a95a52c376c2 8 #include "mbed.h"
cwardlaw 0:a95a52c376c2 9
cwardlaw 0:a95a52c376c2 10 DigitalOut yelLED(p22); // name attached LED p22
cwardlaw 0:a95a52c376c2 11 DigitalOut greLED(p24); // name attached LED p23
cwardlaw 0:a95a52c376c2 12 DigitalOut redLED(p23); // name attached LED p24
cwardlaw 0:a95a52c376c2 13 int main() {
cwardlaw 0:a95a52c376c2 14 while(1) { // repeat indefinitely
cwardlaw 0:a95a52c376c2 15 redLED = 1; // activates red LED
cwardlaw 0:a95a52c376c2 16 wait(2); // pauses for 2 seconds
cwardlaw 0:a95a52c376c2 17 yelLED = 1; // activates yellow LED
cwardlaw 0:a95a52c376c2 18 wait(1); // pauses for a second
cwardlaw 0:a95a52c376c2 19 redLED = 0; // deactivates red LED
cwardlaw 0:a95a52c376c2 20 yelLED = 0; // deactivates yellow LED
cwardlaw 0:a95a52c376c2 21 greLED = 1; // activates green LED
cwardlaw 0:a95a52c376c2 22 wait(2); // pauses for 2 seconds
cwardlaw 0:a95a52c376c2 23 greLED = 0; // deactivates green LED
cwardlaw 0:a95a52c376c2 24 yelLED = 1; // activated yellow LED
cwardlaw 0:a95a52c376c2 25 wait(1); // pauses for a second
cwardlaw 0:a95a52c376c2 26 yelLED = 0; // deactivates yellow LED
cwardlaw 0:a95a52c376c2 27 }
cwardlaw 0:a95a52c376c2 28 }