Michael Antonucci / Mbed 2 deprecated Homework2

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Dependencies:   mbed

Homework2.cpp@0:368cb048f407, 2022-10-07 (annotated)

Committer:
michael_antonucci
Date:
Fri Oct 07 03:50:32 2022 +0000
Revision:
0:368cb048f407
Fully commented and working code. GRADE THIS

Who changed what in which revision?

UserRevisionLine numberNew contents of line
michael_antonucci 0:368cb048f407 1 #include "mbed.h"
michael_antonucci 0:368cb048f407 2
michael_antonucci 0:368cb048f407 3 DigitalIn button(p17); // Sets input to pin 17
michael_antonucci 0:368cb048f407 4 DigitalOut led1(LED1); // defines the first output to LED1
michael_antonucci 0:368cb048f407 5 DigitalOut led2(LED2); // defines the second output to LED2
michael_antonucci 0:368cb048f407 6 Serial pc(USBTX,USBRX);
michael_antonucci 0:368cb048f407 7 int counter; // defines an integer to counter
michael_antonucci 0:368cb048f407 8 int x; // defines an integer to x
michael_antonucci 0:368cb048f407 9
michael_antonucci 0:368cb048f407 10 int main()
michael_antonucci 0:368cb048f407 11 {
michael_antonucci 0:368cb048f407 12 while(1) {
michael_antonucci 0:368cb048f407 13 x=button.read(); // "x" is equal to 1 or 0, depending on the state of the button
michael_antonucci 0:368cb048f407 14 if(counter>=10) { // when the integer "counter" is greater than or equal to 10, LED1 turns on
michael_antonucci 0:368cb048f407 15 led1=1;
michael_antonucci 0:368cb048f407 16 } else { // if the integer "x" is less than 10, LED1 is off
michael_antonucci 0:368cb048f407 17 led1=0;
michael_antonucci 0:368cb048f407 18 }
michael_antonucci 0:368cb048f407 19 if (x==1) { // if "x" equals one, LED2 turns on and off at one second frequency
michael_antonucci 0:368cb048f407 20 led2=1;
michael_antonucci 0:368cb048f407 21 wait(1);
michael_antonucci 0:368cb048f407 22 led2=0;
michael_antonucci 0:368cb048f407 23 wait(1);
michael_antonucci 0:368cb048f407 24 } else { // if "x" doesn't equal one (i.e. it equals zero), LED2 turns on and off at a 0.3 second frequency
michael_antonucci 0:368cb048f407 25 led2=1;
michael_antonucci 0:368cb048f407 26 wait(0.3);
michael_antonucci 0:368cb048f407 27 led2=0;
michael_antonucci 0:368cb048f407 28 wait(0.3);
michael_antonucci 0:368cb048f407 29 }
michael_antonucci 0:368cb048f407 30 if (button.read() != x) { // for every change in the button's state, 1 is added to the integer "counter"
michael_antonucci 0:368cb048f407 31 counter=counter+1;
michael_antonucci 0:368cb048f407 32 pc.printf("Instance: %i\r\n", counter);
michael_antonucci 0:368cb048f407 33
michael_antonucci 0:368cb048f407 34 }
michael_antonucci 0:368cb048f407 35 }
michael_antonucci 0:368cb048f407 36 }