Keisha Brathwaite / Mbed 2 deprecated KBrat-SSD541-HW-9_2

KBrat-SSD541-HW-9.2

Dependencies:   SLCD mbed

Fork of kl46z_stop_watch_v2 by Stanley Cohen

main.cpp@2:1d77439751bf, 2016-10-19 (annotated)

Committer:
tisbrat
Date:
Wed Oct 19 06:42:00 2016 +0000
Revision:
2:1d77439751bf
Parent:
1:0d13b6d7907f 
KBrat-SSD541-HW-9.2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
scohennm 0:04499bc54bee 1 #include "mbed.h"
scohennm 1:0d13b6d7907f 2 #include <math.h>
scohennm 0:04499bc54bee 3 #include "SLCD.h"
scohennm 1:0d13b6d7907f 4
scohennm 1:0d13b6d7907f 5 #define LEDON false
scohennm 1:0d13b6d7907f 6 #define LEDOFF true
scohennm 1:0d13b6d7907f 7 #define NUMBUTS 2
scohennm 1:0d13b6d7907f 8 #define LBUT PTC12 // port addresses for buttons
scohennm 1:0d13b6d7907f 9 #define RBUT PTC3
scohennm 1:0d13b6d7907f 10 #define STOPPEDSTATE 0
scohennm 1:0d13b6d7907f 11 #define TIMINGSTATE 1
tisbrat 2:1d77439751bf 12 #define RESETTINGSTATE 2
scohennm 1:0d13b6d7907f 13 #define PRINTDELTA 0.01
scohennm 0:04499bc54bee 14 #define LCDCHARLEN 10
scohennm 1:0d13b6d7907f 15 #define BUTTONTIME 0.2
scohennm 1:0d13b6d7907f 16 #define FULLMINUTE 60 //seconds
tisbrat 2:1d77439751bf 17 #define PROGNAME "KBrat-SSD541-HW-9.2"
scohennm 1:0d13b6d7907f 18 #define LCDTITLE "STPW"
scohennm 1:0d13b6d7907f 19 #define TITLEWAIT 2.0
scohennm 1:0d13b6d7907f 20
scohennm 1:0d13b6d7907f 21 //#define PRINTDBUG // uncomment if printing to serial port desired
scohennm 0:04499bc54bee 22
scohennm 0:04499bc54bee 23 SLCD slcd; //define LCD display
scohennm 0:04499bc54bee 24 Serial pc(USBTX, USBRX);
scohennm 0:04499bc54bee 25
scohennm 1:0d13b6d7907f 26 Timer ButtonTimer; // for reading button states
scohennm 1:0d13b6d7907f 27 DigitalIn buttons[NUMBUTS] = {RBUT, LBUT};
scohennm 1:0d13b6d7907f 28 int displayState = STOPPEDSTATE;
scohennm 1:0d13b6d7907f 29
scohennm 1:0d13b6d7907f 30 void initialize_global_vars(){
scohennm 1:0d13b6d7907f 31 pc.printf(PROGNAME);
scohennm 1:0d13b6d7907f 32 // set up DAQ timer
scohennm 1:0d13b6d7907f 33 // set up DAQ timers
scohennm 1:0d13b6d7907f 34 ButtonTimer.start();
scohennm 1:0d13b6d7907f 35 ButtonTimer.reset();
scohennm 1:0d13b6d7907f 36 }
scohennm 0:04499bc54bee 37
scohennm 0:04499bc54bee 38 void LCDMess(char *lMess){
scohennm 0:04499bc54bee 39 slcd.Home();
scohennm 0:04499bc54bee 40 slcd.clear();
scohennm 0:04499bc54bee 41 slcd.printf(lMess);
scohennm 0:04499bc54bee 42 }
scohennm 1:0d13b6d7907f 43 void showTitle(){
scohennm 1:0d13b6d7907f 44 LCDMess(LCDTITLE);
scohennm 1:0d13b6d7907f 45 wait(TITLEWAIT);
scohennm 1:0d13b6d7907f 46 return;
scohennm 1:0d13b6d7907f 47 }
scohennm 0:04499bc54bee 48 int main(void) {
scohennm 1:0d13b6d7907f 49 int i;
scohennm 0:04499bc54bee 50 char lcdData[LCDCHARLEN];
scohennm 0:04499bc54bee 51 PwmOut gled(LED_GREEN);
scohennm 0:04499bc54bee 52 PwmOut rled(LED_RED);
scohennm 0:04499bc54bee 53 pc.printf(PROGNAME);
scohennm 1:0d13b6d7907f 54 float secondsCount = 0.0;
scohennm 1:0d13b6d7907f 55 int minutesCount; // for displaying mininuts
scohennm 1:0d13b6d7907f 56 int seconds; //
scohennm 1:0d13b6d7907f 57 int fifthSeconds;
tisbrat 2:1d77439751bf 58 //bool statetoggle = false; //was in stopped state.
scohennm 1:0d13b6d7907f 59
scohennm 1:0d13b6d7907f 60 initialize_global_vars();
scohennm 1:0d13b6d7907f 61 showTitle();
scohennm 0:04499bc54bee 62
scohennm 0:04499bc54bee 63 while (true) {
scohennm 1:0d13b6d7907f 64 if (ButtonTimer > BUTTONTIME){
tisbrat 2:1d77439751bf 65 for (i=0; i<NUMBUTS; i++){ // index will be 0 or 1
tisbrat 2:1d77439751bf 66 if(!buttons[i]) { // a button is pressed
scohennm 1:0d13b6d7907f 67 displayState = i;
tisbrat 2:1d77439751bf 68
tisbrat 2:1d77439751bf 69
tisbrat 2:1d77439751bf 70 /* switch (displayState){ // this keeps things generic
scohennm 1:0d13b6d7907f 71 case TIMINGSTATE: {
scohennm 1:0d13b6d7907f 72 statetoggle = !statetoggle;
scohennm 1:0d13b6d7907f 73 break;
scohennm 1:0d13b6d7907f 74 }
scohennm 1:0d13b6d7907f 75 case RESETTINGSTATE :{
scohennm 1:0d13b6d7907f 76 break;
scohennm 1:0d13b6d7907f 77 }
tisbrat 2:1d77439751bf 78 }*/
tisbrat 2:1d77439751bf 79 }else if(!buttons[0] && !buttons[1]){
tisbrat 2:1d77439751bf 80 switch (displayState){
tisbrat 2:1d77439751bf 81 case RESETTINGSTATE:{
tisbrat 2:1d77439751bf 82 /*secondsCount = 0;
tisbrat 2:1d77439751bf 83 displayState = TIMINGSTATE;
tisbrat 2:1d77439751bf 84
tisbrat 2:1d77439751bf 85 rled = 0.0;
tisbrat 2:1d77439751bf 86 gled = 1.0;*/
tisbrat 2:1d77439751bf 87
tisbrat 2:1d77439751bf 88 break;
tisbrat 2:1d77439751bf 89 }
tisbrat 2:1d77439751bf 90 }
tisbrat 2:1d77439751bf 91 } // if ! buttons
scohennm 1:0d13b6d7907f 92 }// for loop to look at buttons
scohennm 1:0d13b6d7907f 93 ButtonTimer.reset();
tisbrat 2:1d77439751bf 94
scohennm 1:0d13b6d7907f 95 switch (displayState){
tisbrat 2:1d77439751bf 96
tisbrat 2:1d77439751bf 97 case STOPPEDSTATE : { //state 0
scohennm 1:0d13b6d7907f 98 rled = 0.0;
scohennm 1:0d13b6d7907f 99 gled = 1.0;
scohennm 1:0d13b6d7907f 100 break;
scohennm 1:0d13b6d7907f 101 }
tisbrat 2:1d77439751bf 102
tisbrat 2:1d77439751bf 103 case TIMINGSTATE : { //state 1
tisbrat 2:1d77439751bf 104 secondsCount = secondsCount + BUTTONTIME;
tisbrat 2:1d77439751bf 105 rled = 1.0;
tisbrat 2:1d77439751bf 106 gled = 0.0;
tisbrat 2:1d77439751bf 107
tisbrat 2:1d77439751bf 108 break;
tisbrat 2:1d77439751bf 109 }
tisbrat 2:1d77439751bf 110
tisbrat 2:1d77439751bf 111 case RESETTINGSTATE: {//state 2
tisbrat 2:1d77439751bf 112 secondsCount = 0;
tisbrat 2:1d77439751bf 113 displayState = TIMINGSTATE;
tisbrat 2:1d77439751bf 114
tisbrat 2:1d77439751bf 115 rled = 0.0;
tisbrat 2:1d77439751bf 116 gled = 0.0;
tisbrat 2:1d77439751bf 117 break;
tisbrat 2:1d77439751bf 118
tisbrat 2:1d77439751bf 119 }
tisbrat 2:1d77439751bf 120
tisbrat 2:1d77439751bf 121 /*case TIMINGSTATE : { //state 1
tisbrat 2:1d77439751bf 122 if(statetoggle){
tisbrat 2:1d77439751bf 123 secondsCount = secondsCount + BUTTONTIME;
tisbrat 2:1d77439751bf 124 }
tisbrat 2:1d77439751bf 125 rled = 1.0;
tisbrat 2:1d77439751bf 126 gled = 0.0;
tisbrat 2:1d77439751bf 127
tisbrat 2:1d77439751bf 128 break;
tisbrat 2:1d77439751bf 129
tisbrat 2:1d77439751bf 130 case RESETTINGSTATE: //state 2
tisbrat 2:1d77439751bf 131 if (!statetoggle){
scohennm 1:0d13b6d7907f 132 secondsCount = 0;
scohennm 1:0d13b6d7907f 133 displayState = TIMINGSTATE;
scohennm 1:0d13b6d7907f 134 }
scohennm 1:0d13b6d7907f 135 rled = 0.0;
scohennm 1:0d13b6d7907f 136 gled = 1.0;
scohennm 1:0d13b6d7907f 137 break;
scohennm 1:0d13b6d7907f 138
tisbrat 2:1d77439751bf 139 }*/
scohennm 1:0d13b6d7907f 140 }
scohennm 1:0d13b6d7907f 141
scohennm 1:0d13b6d7907f 142 // Parse the seconds
scohennm 1:0d13b6d7907f 143 seconds = (int)secondsCount; // make seconds "mask"
scohennm 1:0d13b6d7907f 144 fifthSeconds = (int)((secondsCount - (float)seconds) * 10); // the 0.2 seconds
scohennm 1:0d13b6d7907f 145 minutesCount = seconds / FULLMINUTE;
scohennm 1:0d13b6d7907f 146 seconds = seconds % FULLMINUTE;
scohennm 1:0d13b6d7907f 147 sprintf (lcdData,"%1d.%02d.%1d",minutesCount,seconds,fifthSeconds);
scohennm 1:0d13b6d7907f 148 LCDMess(lcdData);
scohennm 1:0d13b6d7907f 149 }// end Button timer
scohennm 0:04499bc54bee 150 }
scohennm 0:04499bc54bee 151 }