CIS541 Xueli Jon / Mbed 2 deprecated myStopwatch_threads_v2

thread pointers

Dependencies:   TextLCD mbed-rtos mbed

Fork of myStopwatch_threads by CIS541 Xueli Jon

main.cpp@2:9386c6f541bd, 2014-10-03 (annotated)

Committer:
jfields
Date:
Fri Oct 03 20:18:22 2014 +0000
Revision:
2:9386c6f541bd
Parent:
1:38e744366b97 
pointer threads!

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jfields 0:c204b3ecd227 1 #include "mbed.h"
jfields 0:c204b3ecd227 2 #include "rtos.h"
jfields 0:c204b3ecd227 3 #include "TextLCD.h"
jfields 2:9386c6f541bd 4
jfields 0:c204b3ecd227 5 TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD16x2);
jfields 0:c204b3ecd227 6 Serial pc (USBTX, USBRX);
jfields 0:c204b3ecd227 7 DigitalOut myled(LED1);
jfields 0:c204b3ecd227 8
jfields 2:9386c6f541bd 9
jfields 0:c204b3ecd227 10 // global vars
jfields 0:c204b3ecd227 11 int mm [] = {0, 0};
jfields 0:c204b3ecd227 12 int ss [] = {0, 0};
jfields 0:c204b3ecd227 13 int MM [] = {0, 0};
jfields 2:9386c6f541bd 14
jfields 0:c204b3ecd227 15 // functions
jfields 0:c204b3ecd227 16 void update_display(void const *args);
jfields 0:c204b3ecd227 17 void update_mm(void const *args);
jfields 0:c204b3ecd227 18 void update_ss(void const *args);
jfields 0:c204b3ecd227 19 void update_MM(void const *args);
jfields 2:9386c6f541bd 20
jfields 0:c204b3ecd227 21 int main() {
jfields 0:c204b3ecd227 22
jfields 0:c204b3ecd227 23 Thread thread_display(update_display);
jfields 2:9386c6f541bd 24 Thread * mmptr;
jfields 2:9386c6f541bd 25 Thread * ssptr;
jfields 2:9386c6f541bd 26 Thread * MMptr;
jfields 2:9386c6f541bd 27
jfields 2:9386c6f541bd 28 char input = 'z';
jfields 2:9386c6f541bd 29 int run_status = 0;
jfields 0:c204b3ecd227 30
jfields 2:9386c6f541bd 31 while(1) {
jfields 2:9386c6f541bd 32
jfields 2:9386c6f541bd 33 if ( input == 's') {
jfields 2:9386c6f541bd 34 if (run_status==0) {
jfields 2:9386c6f541bd 35 mmptr = new Thread(update_mm);
jfields 2:9386c6f541bd 36 ssptr = new Thread(update_ss);
jfields 2:9386c6f541bd 37 MMptr = new Thread(update_MM);
jfields 2:9386c6f541bd 38 run_status = 1;
jfields 2:9386c6f541bd 39 }
jfields 2:9386c6f541bd 40 }
jfields 2:9386c6f541bd 41 if ( input == 'p') {
jfields 2:9386c6f541bd 42 if (run_status==1) {
jfields 2:9386c6f541bd 43 delete mmptr;
jfields 2:9386c6f541bd 44 delete ssptr;
jfields 2:9386c6f541bd 45 delete MMptr;
jfields 2:9386c6f541bd 46 run_status = 0;
jfields 2:9386c6f541bd 47 }
jfields 2:9386c6f541bd 48 }
jfields 2:9386c6f541bd 49 if ( input == 'r') {
jfields 2:9386c6f541bd 50 if (run_status == 0) {
jfields 2:9386c6f541bd 51 mm[0] = mm[1] = 0;
jfields 2:9386c6f541bd 52 ss[0] = ss[1] = 0;
jfields 2:9386c6f541bd 53 MM[0] = MM[1] = 0;
jfields 2:9386c6f541bd 54 }
jfields 2:9386c6f541bd 55 }
jfields 2:9386c6f541bd 56
jfields 2:9386c6f541bd 57 input = pc.getc();
jfields 0:c204b3ecd227 58
jfields 0:c204b3ecd227 59 }
jfields 2:9386c6f541bd 60
jfields 0:c204b3ecd227 61 }
jfields 2:9386c6f541bd 62
jfields 0:c204b3ecd227 63 void update_display(void const *args) {
jfields 0:c204b3ecd227 64 while (1) {
jfields 0:c204b3ecd227 65 lcd.printf("%d%d:%d%d:%d%d\n\n", MM[1], MM[0],ss[1],ss[0],mm[1],mm[0]);
jfields 1:38e744366b97 66 Thread::wait(10);
jfields 0:c204b3ecd227 67 }
jfields 0:c204b3ecd227 68 }
jfields 2:9386c6f541bd 69
jfields 0:c204b3ecd227 70 void update_mm(void const *args) {
jfields 1:38e744366b97 71 while (1) {
jfields 1:38e744366b97 72 Thread::wait(10);
jfields 1:38e744366b97 73 mm[0]++;
jfields 1:38e744366b97 74 if (mm[0] >= 10) {
jfields 1:38e744366b97 75 mm[0] = 0;
jfields 1:38e744366b97 76 mm[1]++;
jfields 1:38e744366b97 77 }
jfields 1:38e744366b97 78 if (mm[1] >= 10) {
jfields 1:38e744366b97 79 mm[0] = 0;
jfields 1:38e744366b97 80 mm[1] = 0;
jfields 1:38e744366b97 81 }
jfields 0:c204b3ecd227 82 }
jfields 0:c204b3ecd227 83 }
jfields 2:9386c6f541bd 84
jfields 0:c204b3ecd227 85 void update_ss(void const *args) {
jfields 1:38e744366b97 86 while (1) {
jfields 1:38e744366b97 87 Thread::wait(1000);
jfields 1:38e744366b97 88 ss[0]++;
jfields 1:38e744366b97 89 if (ss[0] >= 10) {
jfields 1:38e744366b97 90 ss[0] = 0;
jfields 1:38e744366b97 91 ss[1]++;
jfields 1:38e744366b97 92 }
jfields 1:38e744366b97 93 if (ss[1] >= 6) {
jfields 1:38e744366b97 94 ss[0] = 0;
jfields 1:38e744366b97 95 ss[1] = 0;
jfields 1:38e744366b97 96 }
jfields 0:c204b3ecd227 97 }
jfields 0:c204b3ecd227 98 }
jfields 2:9386c6f541bd 99
jfields 0:c204b3ecd227 100 void update_MM(void const *args) {
jfields 1:38e744366b97 101 while (1) {
jfields 1:38e744366b97 102 Thread::wait(60000);
jfields 0:c204b3ecd227 103 MM[0]++;
jfields 1:38e744366b97 104 if (MM[0] >= 10) {
jfields 1:38e744366b97 105 MM[0] = 0;
jfields 1:38e744366b97 106 MM[1]++;
jfields 1:38e744366b97 107 }
jfields 1:38e744366b97 108 if (MM[1] >= 6) {
jfields 1:38e744366b97 109 MM[0] = 0;
jfields 1:38e744366b97 110 MM[1] = 0;
jfields 1:38e744366b97 111 }
jfields 0:c204b3ecd227 112 }
jfields 0:c204b3ecd227 113 }
jfields 2:9386c6f541bd 114