GroupA / Mbed 2 deprecated Lab_6_WaG

Lab 6 code.

Dependencies:   mbed

Fork of WaG by GroupA

utility.cpp@56:048b30c9f2a1, 2018-04-06 (annotated)

Committer:
spm71
Date:
Fri Apr 06 18:25:19 2018 +0000
Revision:
56:048b30c9f2a1
Parent:
36:ad2b3d6f0e5a 
Final update

Who changed what in which revision?

UserRevisionLine numberNew contents of line
spm71 23:3da1d39c1ae9 1 /******************************************************************************
spm71 23:3da1d39c1ae9 2 * EECS 397
spm71 23:3da1d39c1ae9 3 *
spm71 23:3da1d39c1ae9 4 * Assignment Name: Lab 6: WaG
spm71 23:3da1d39c1ae9 5 *
spm71 23:3da1d39c1ae9 6 * Authors: Sam Morrison and Phong Nguyen
spm71 23:3da1d39c1ae9 7 * File name: utility.cpp
spm71 23:3da1d39c1ae9 8 * Purpose: Utility functions
spm71 23:3da1d39c1ae9 9 *
spm71 23:3da1d39c1ae9 10 * Created: 03/20/2018
spm71 23:3da1d39c1ae9 11 * Last Modified: 03/20/2018
spm71 23:3da1d39c1ae9 12 *
spm71 23:3da1d39c1ae9 13 ******************************************************************************/
spm71 23:3da1d39c1ae9 14
spm71 23:3da1d39c1ae9 15 #include "mbed.h"
spm71 23:3da1d39c1ae9 16 #include "io_pins.h"
spm71 23:3da1d39c1ae9 17 #include "utility.h"
spm71 23:3da1d39c1ae9 18 #include <stdlib.h>
spm71 23:3da1d39c1ae9 19 #include <stdio.h>
spm71 23:3da1d39c1ae9 20 #include <string.h>
spm71 23:3da1d39c1ae9 21
spm71 23:3da1d39c1ae9 22 extern DigitalIn my_button;
spm71 23:3da1d39c1ae9 23
spm71 36:ad2b3d6f0e5a 24 /*
spm71 36:ad2b3d6f0e5a 25 * int uti_chk_ubutton();
spm71 36:ad2b3d6f0e5a 26 * Description: returns true when button is pressed and released
spm71 36:ad2b3d6f0e5a 27 *
spm71 36:ad2b3d6f0e5a 28 * Inputs:
spm71 36:ad2b3d6f0e5a 29 * Parameters:
spm71 36:ad2b3d6f0e5a 30 * Globals:
spm71 36:ad2b3d6f0e5a 31 *
spm71 36:ad2b3d6f0e5a 32 * Outputs:
spm71 36:ad2b3d6f0e5a 33 * Returns: void
spm71 36:ad2b3d6f0e5a 34 */
spm71 23:3da1d39c1ae9 35 int uti_chk_ubutton() {
spm71 23:3da1d39c1ae9 36 if (my_button == 0)
spm71 23:3da1d39c1ae9 37 return 0; // exits if button is not pressed
spm71 23:3da1d39c1ae9 38 else {
spm71 29:58befaac9643 39 //cycle until button is released
spm71 29:58befaac9643 40 do {
spm71 29:58befaac9643 41 wait(0.02);
spm71 32:0dc2b4a3eee6 42 } while (my_button == 1);
spm71 23:3da1d39c1ae9 43 wait(0.02); //delay to prevent debounce
spm71 23:3da1d39c1ae9 44 return 1;
spm71 23:3da1d39c1ae9 45 }
spm71 23:3da1d39c1ae9 46 }