UoD_ME21001_Group_1_02 / Mbed 2 deprecated TrafficlightsV2

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependencies:   mbed

main.cpp@0:ff5c694af047, 2019-10-31 (annotated)

Committer:
etoms
Date:
Thu Oct 31 15:32:14 2019 +0000
Revision:
0:ff5c694af047
Child:
1:848c19e20191
Traffic Light

Who changed what in which revision?

UserRevisionLine numberNew contents of line
etoms 0:ff5c694af047 1 #include "mbed.h"
etoms 0:ff5c694af047 2
etoms 0:ff5c694af047 3
etoms 0:ff5c694af047 4 #define MAX_LEN 64
etoms 0:ff5c694af047 5 //tester
etoms 0:ff5c694af047 6 //DigitalOut led1(LED1);
etoms 0:ff5c694af047 7 //InterruptIn button(p28);
etoms 0:ff5c694af047 8
etoms 0:ff5c694af047 9 //Timer class
etoms 0:ff5c694af047 10 Timer timer_tf;
etoms 0:ff5c694af047 11
etoms 0:ff5c694af047 12 //print for debug
etoms 0:ff5c694af047 13 Serial pc(USBTX, USBRX);
etoms 0:ff5c694af047 14
etoms 0:ff5c694af047 15
etoms 0:ff5c694af047 16 DigitalOut led1(LED1);
etoms 0:ff5c694af047 17 DigitalOut led2(LED2);
etoms 0:ff5c694af047 18 DigitalOut led3(LED3);
etoms 0:ff5c694af047 19
etoms 0:ff5c694af047 20 //interrupt only on p13,14,27,28
etoms 0:ff5c694af047 21 InterruptIn button1(p13);
etoms 0:ff5c694af047 22 InterruptIn button2(p14);
etoms 0:ff5c694af047 23 InterruptIn button3(p27);
etoms 0:ff5c694af047 24 InterruptIn button4(p28);
etoms 0:ff5c694af047 25
etoms 0:ff5c694af047 26 //Traffic light 1+2
etoms 0:ff5c694af047 27 DigitalOut t1red(p5);
etoms 0:ff5c694af047 28 DigitalOut t1yellow(p6);
etoms 0:ff5c694af047 29 DigitalOut t1green(p7);
etoms 0:ff5c694af047 30 //Traffic lights 2+4
etoms 0:ff5c694af047 31 DigitalOut t2red(p11);
etoms 0:ff5c694af047 32 DigitalOut t2yellow(p12);
etoms 0:ff5c694af047 33 DigitalOut t2green(p30);
etoms 0:ff5c694af047 34
etoms 0:ff5c694af047 35
etoms 0:ff5c694af047 36 //switch
etoms 0:ff5c694af047 37 //DigitalIn button1(p26);
etoms 0:ff5c694af047 38 //DigitalIn button2(p27);
etoms 0:ff5c694af047 39 //DigitalIn button3(p28);
etoms 0:ff5c694af047 40
etoms 0:ff5c694af047 41
etoms 0:ff5c694af047 42
etoms 0:ff5c694af047 43
etoms 0:ff5c694af047 44 void t1light(char a){
etoms 0:ff5c694af047 45 t1red = 0;
etoms 0:ff5c694af047 46 t1yellow = 0;
etoms 0:ff5c694af047 47 t1green = 0;
etoms 0:ff5c694af047 48 if (a == 'R'){
etoms 0:ff5c694af047 49 t1red = 1;
etoms 0:ff5c694af047 50 t1yellow = 0;
etoms 0:ff5c694af047 51 t1green = 0;
etoms 0:ff5c694af047 52 }else if(a == 'F'){
etoms 0:ff5c694af047 53 t1red = 1;
etoms 0:ff5c694af047 54 t1yellow = 1;
etoms 0:ff5c694af047 55 t1green = 0;
etoms 0:ff5c694af047 56 }else if(a == 'Y'){
etoms 0:ff5c694af047 57 t1red = 0;
etoms 0:ff5c694af047 58 t1yellow = 1;
etoms 0:ff5c694af047 59 t1green = 0;
etoms 0:ff5c694af047 60 }else if(a == 'G'){
etoms 0:ff5c694af047 61 t1red = 0;
etoms 0:ff5c694af047 62 t1yellow = 0;
etoms 0:ff5c694af047 63 t1green = 1;
etoms 0:ff5c694af047 64 }else{
etoms 0:ff5c694af047 65 t1red = 0;
etoms 0:ff5c694af047 66 t1yellow = 0;
etoms 0:ff5c694af047 67 t1green = 0;
etoms 0:ff5c694af047 68 }
etoms 0:ff5c694af047 69 }
etoms 0:ff5c694af047 70
etoms 0:ff5c694af047 71 void t2light(char a){
etoms 0:ff5c694af047 72 t2red = 0;
etoms 0:ff5c694af047 73 t2yellow = 0;
etoms 0:ff5c694af047 74 t2green = 0;
etoms 0:ff5c694af047 75 if (a == 'R'){
etoms 0:ff5c694af047 76 t2red = 1;
etoms 0:ff5c694af047 77 t2yellow = 0;
etoms 0:ff5c694af047 78 t2green = 0;
etoms 0:ff5c694af047 79 }else if(a == 'F'){
etoms 0:ff5c694af047 80 t2red = 1;
etoms 0:ff5c694af047 81 t2yellow = 1;
etoms 0:ff5c694af047 82 t2green = 0;
etoms 0:ff5c694af047 83 }else if(a == 'Y'){
etoms 0:ff5c694af047 84 t2red = 0;
etoms 0:ff5c694af047 85 t2yellow = 1;
etoms 0:ff5c694af047 86 t2green = 0;
etoms 0:ff5c694af047 87 }else if(a == 'G'){
etoms 0:ff5c694af047 88 t2red = 0;
etoms 0:ff5c694af047 89 t2yellow = 0;
etoms 0:ff5c694af047 90 t2green = 1;
etoms 0:ff5c694af047 91 }else{
etoms 0:ff5c694af047 92 t2red = 0;
etoms 0:ff5c694af047 93 t2yellow = 0;
etoms 0:ff5c694af047 94 t2green = 0;
etoms 0:ff5c694af047 95 }
etoms 0:ff5c694af047 96 }
etoms 0:ff5c694af047 97
etoms 0:ff5c694af047 98
etoms 0:ff5c694af047 99
etoms 0:ff5c694af047 100 void traffic (char t1, char t2, int time_end){
etoms 0:ff5c694af047 101 if(timer_tf.read() <= time_end){
etoms 0:ff5c694af047 102 t1light(t1);
etoms 0:ff5c694af047 103 t2light(t2);
etoms 0:ff5c694af047 104 timer_tf.reset();
etoms 0:ff5c694af047 105 }
etoms 0:ff5c694af047 106 //wait(time);
etoms 0:ff5c694af047 107 }
etoms 0:ff5c694af047 108
etoms 0:ff5c694af047 109 void traffic_timer (char t1, char t2){
etoms 0:ff5c694af047 110 t1light(t1);
etoms 0:ff5c694af047 111 t2light(t2);
etoms 0:ff5c694af047 112 }
etoms 0:ff5c694af047 113
etoms 0:ff5c694af047 114 void traffic_default (char t1, char t2, int time){
etoms 0:ff5c694af047 115 t1light(t1);
etoms 0:ff5c694af047 116 t2light(t2);
etoms 0:ff5c694af047 117 wait(time);
etoms 0:ff5c694af047 118 }
etoms 0:ff5c694af047 119
etoms 0:ff5c694af047 120
etoms 0:ff5c694af047 121
etoms 0:ff5c694af047 122 void normal_traffic(){
etoms 0:ff5c694af047 123 ///*
etoms 0:ff5c694af047 124 if(timer_tf.read() >= 0 && timer_tf.read() <=10){
etoms 0:ff5c694af047 125 traffic_timer('G','R');
etoms 0:ff5c694af047 126 }
etoms 0:ff5c694af047 127 if(timer_tf.read() >= 11 && timer_tf.read() <= 16){
etoms 0:ff5c694af047 128 traffic_timer('Y','R');
etoms 0:ff5c694af047 129 }
etoms 0:ff5c694af047 130 if(timer_tf.read() >= 17 && timer_tf.read() <= 23){
etoms 0:ff5c694af047 131 traffic_timer('R','G');
etoms 0:ff5c694af047 132 }
etoms 0:ff5c694af047 133 if(timer_tf.read() >= 24 && timer_tf.read() <= 30){
etoms 0:ff5c694af047 134 traffic_timer('R','Y');
etoms 0:ff5c694af047 135 }
etoms 0:ff5c694af047 136 if(timer_tf.read() >= 31 && timer_tf.read() <= 37){
etoms 0:ff5c694af047 137 traffic_timer('F','Y');
etoms 0:ff5c694af047 138 }
etoms 0:ff5c694af047 139
etoms 0:ff5c694af047 140 /*
etoms 0:ff5c694af047 141 if(timer_tf.read() >= 0 && timer_tf.read() <= 5){
etoms 0:ff5c694af047 142 traffic_timer('G','R');
etoms 0:ff5c694af047 143 }
etoms 0:ff5c694af047 144 if(timer_tf.read() >= 6 && timer_tf.read() <= 10){
etoms 0:ff5c694af047 145 traffic_timer('Y','R');
etoms 0:ff5c694af047 146 }
etoms 0:ff5c694af047 147 if(timer_tf.read() >= 11 && timer_tf.read() <= 15){
etoms 0:ff5c694af047 148 traffic_timer('R','G');
etoms 0:ff5c694af047 149 }
etoms 0:ff5c694af047 150 if(timer_tf.read() >= 16 && timer_tf.read() <= 20){
etoms 0:ff5c694af047 151 traffic_timer('R','Y',;
etoms 0:ff5c694af047 152 }
etoms 0:ff5c694af047 153
etoms 0:ff5c694af047 154 */
etoms 0:ff5c694af047 155 if(timer_tf.read() >= 170){
etoms 0:ff5c694af047 156 timer_tf.reset();
etoms 0:ff5c694af047 157 }
etoms 0:ff5c694af047 158
etoms 0:ff5c694af047 159 //traffic_default('G','R',47);
etoms 0:ff5c694af047 160 //traffic_default('Y','R',3);
etoms 0:ff5c694af047 161 //traffic_default('R','G',38);
etoms 0:ff5c694af047 162 //traffic_default('R','Y',3);
etoms 0:ff5c694af047 163 //traffic_default('R','R',70);
etoms 0:ff5c694af047 164 //traffic_default('R','R',3);
etoms 0:ff5c694af047 165 }
etoms 0:ff5c694af047 166
etoms 0:ff5c694af047 167 void flip1() {
etoms 0:ff5c694af047 168 led1 = !led1;
etoms 0:ff5c694af047 169 timer_tf.stop();
etoms 0:ff5c694af047 170 //pc.printf("%f\n",timer_tf.read());
etoms 0:ff5c694af047 171 //wait(10);
etoms 0:ff5c694af047 172 //pc.printf("%f\n",timer_tf.read());
etoms 0:ff5c694af047 173 //imer_tf.start();
etoms 0:ff5c694af047 174 //wait(5);
etoms 0:ff5c694af047 175 //pc.printf("%f\n",timer_tf.read());
etoms 0:ff5c694af047 176 /*
etoms 0:ff5c694af047 177 if(timer_tf.read() <= 47){
etoms 0:ff5c694af047 178 wait(15);
etoms 0:ff5c694af047 179 }
etoms 0:ff5c694af047 180 */
etoms 0:ff5c694af047 181 if(timer_tf.read() >= 0/*48*/ && timer_tf.read() <= 51){
etoms 0:ff5c694af047 182 wait(15);
etoms 0:ff5c694af047 183 }
etoms 0:ff5c694af047 184 if(timer_tf.read() >= 52 && timer_tf.read() <= 90){
etoms 0:ff5c694af047 185 //traffic_timer('R','G');
etoms 0:ff5c694af047 186 traffic_default('R','Y',3);
etoms 0:ff5c694af047 187 traffic_default('G','R',15);
etoms 0:ff5c694af047 188 traffic_default('Y','R',3);
etoms 0:ff5c694af047 189 }
etoms 0:ff5c694af047 190 if(timer_tf.read() >= 91 && timer_tf.read() <= 94){
etoms 0:ff5c694af047 191 //traffic_timer('R','Y','R');
etoms 0:ff5c694af047 192 wait(3);
etoms 0:ff5c694af047 193 traffic_default('G','R',15);
etoms 0:ff5c694af047 194 traffic_default('Y','R',3);
etoms 0:ff5c694af047 195 }
etoms 0:ff5c694af047 196
etoms 0:ff5c694af047 197 timer_tf.start();
etoms 0:ff5c694af047 198 led1 = !led1;
etoms 0:ff5c694af047 199 }
etoms 0:ff5c694af047 200
etoms 0:ff5c694af047 201 void flip2() {
etoms 0:ff5c694af047 202 led2 = !led2;
etoms 0:ff5c694af047 203 timer_tf.stop();
etoms 0:ff5c694af047 204 if(timer_tf.read() >= 0 && timer_tf.read() <= 47){
etoms 0:ff5c694af047 205 //traffic_timer('G','R','R');
etoms 0:ff5c694af047 206 traffic_default('Y','R',3);
etoms 0:ff5c694af047 207 traffic_default('R','G',15);
etoms 0:ff5c694af047 208 traffic_default('R','Y',3);
etoms 0:ff5c694af047 209 }
etoms 0:ff5c694af047 210 if(timer_tf.read() >= 48 && timer_tf.read() <= 51){
etoms 0:ff5c694af047 211 //traffic_timer('Y','R','R');
etoms 0:ff5c694af047 212 wait(3);
etoms 0:ff5c694af047 213 traffic_default('R','G',15);
etoms 0:ff5c694af047 214 traffic_default('R','Y',3);
etoms 0:ff5c694af047 215 }
etoms 0:ff5c694af047 216 /*
etoms 0:ff5c694af047 217 if(timer_tf.read() >= 52 && timer_tf.read() <= 90){
etoms 0:ff5c694af047 218 //traffic_timer('R','G','R');
etoms 0:ff5c694af047 219 wait(15);
etoms 0:ff5c694af047 220 }
etoms 0:ff5c694af047 221 */
etoms 0:ff5c694af047 222 if(timer_tf.read() >= 52/*91*/ && timer_tf.read() <= 94){
etoms 0:ff5c694af047 223 //traffic_timer('R','Y');
etoms 0:ff5c694af047 224 wait(15);
etoms 0:ff5c694af047 225 }
etoms 0:ff5c694af047 226 timer_tf.start();
etoms 0:ff5c694af047 227 led2 = !led2;
etoms 0:ff5c694af047 228 }
etoms 0:ff5c694af047 229
etoms 0:ff5c694af047 230
etoms 0:ff5c694af047 231 int main() {
etoms 0:ff5c694af047 232
etoms 0:ff5c694af047 233 timer_tf.start();
etoms 0:ff5c694af047 234 /*
etoms 0:ff5c694af047 235 if(button1 == 1){
etoms 0:ff5c694af047 236 flip1();
etoms 0:ff5c694af047 237 }else if(button2 == 1){
etoms 0:ff5c694af047 238 flip2();
etoms 0:ff5c694af047 239 }else if(button3 == 1){
etoms 0:ff5c694af047 240 flip3();
etoms 0:ff5c694af047 241 }else{}
etoms 0:ff5c694af047 242 */
etoms 0:ff5c694af047 243 button1.mode(PullUp);
etoms 0:ff5c694af047 244 button1.fall(&flip1);
etoms 0:ff5c694af047 245 button2.mode(PullUp);
etoms 0:ff5c694af047 246 button2.fall(&flip2);
etoms 0:ff5c694af047 247 button3.mode(PullUp);
etoms 0:ff5c694af047 248 button3.fall(&flip1);
etoms 0:ff5c694af047 249 button4.mode(PullUp);
etoms 0:ff5c694af047 250 button4.fall(&flip2);
etoms 0:ff5c694af047 251 while(1){
etoms 0:ff5c694af047 252 normal_traffic();
etoms 0:ff5c694af047 253
etoms 0:ff5c694af047 254 }
etoms 0:ff5c694af047 255 }