University of Plymouth - Stages 1, 2 and 3
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Task133Solution
Task 1.3.3 Solution
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Diff: main.cpp
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- 0:ea9d3e7bd1e5
diff -r 000000000000 -r ea9d3e7bd1e5 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Thu Sep 24 12:24:45 2015 +0000 @@ -0,0 +1,67 @@ +//This is known as a “header file” +//In short, this copies and pastes the text file +//mbed.h into this code +#include "mbed.h" + +//Create a DigitalOut “object” called myled +//Pass constant D7 as a “parameter” +DigitalOut redLED(D7); +DigitalOut yellowLED(D6); +DigitalOut greenLED(D5); + +//The main function - all executable C / C++ +//applications have a main function. This is +//out entry point in the software +int main() { + + redLED = 0; + yellowLED = 0; + greenLED = 0; + +// ALL the code is contained in a +// “while loop" + +// THIS IS NOT AN IDEAL SOLUTION. HOWEVER IT IS SIMPLE + + + while(1) + { + //The code between the { curly braces } + //is the code that is repeated + + //STATE 1 (R) + redLED = 1; + yellowLED = 0; + greenLED = 0; + wait(1.0); + + //STATE 2 (RA) + yellowLED = 1; + wait(1.0); + + //STATE 3 (G) + redLED = 0; + yellowLED = 0; + greenLED = 1; + wait(1.0); + + //STATE 4 (A) + yellowLED = 1; + greenLED = 0; + wait(0.25); + + //STATE 5 + yellowLED = 0; + wait(0.25); + + //STATE 6 + yellowLED = 1; + wait(0.25); + + //STATE 7 + yellowLED = 0; + wait(0.25); + + + } +} \ No newline at end of file