Taras Popiv / Mbed OS GL_task

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main.cpp@5:5195884584d6, 2017-12-10 (annotated)

Committer:
gjgsd
Date:
Sun Dec 10 16:11:32 2017 +0000
Revision:
5:5195884584d6
Parent:
4:d4aeacb47955 
minor fixes

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bcostm 0:5701b41769fd 1 #include "mbed.h"
bcostm 0:5701b41769fd 2
gjgsd 4:d4aeacb47955 3
gjgsd 4:d4aeacb47955 4 void print_help() //help message
gjgsd 5:5195884584d6 5 {
gjgsd 4:d4aeacb47955 6 printf("***********************************************************\r\n");
gjgsd 4:d4aeacb47955 7 printf("* LEDON:x - set time for LED to be ON *\r\n");
gjgsd 4:d4aeacb47955 8 printf("* - x - time in seconds (range 1-1000) *\r\n");
gjgsd 4:d4aeacb47955 9 printf("* LEDOFF - turn LED off *\r\n");
gjgsd 4:d4aeacb47955 10 printf("* LEDSTATE - print current LED state *\r\n");
gjgsd 4:d4aeacb47955 11 printf("* BRIGHTSET:x - set LED brightnes *\r\n");
gjgsd 4:d4aeacb47955 12 printf("* x - range 0-7 (0 - low, 7 - high) *\r\n");
gjgsd 4:d4aeacb47955 13 printf("* BRIGHTGET - get LED brightnes *\r\n");
gjgsd 4:d4aeacb47955 14 printf("* BUTTONGET - get user button monitorring state *\r\n");
gjgsd 4:d4aeacb47955 15 printf("* BUTTONSTATE - get user button state *\r\n");
gjgsd 4:d4aeacb47955 16 printf("* BUTTONENABLE - enable button monitorring *\r\n");
gjgsd 5:5195884584d6 17 printf("* BUTTONDISABLE - disable button monitorring *\r\n");
gjgsd 4:d4aeacb47955 18 printf("* HELP - print available list of commands *\r\n");
gjgsd 4:d4aeacb47955 19 printf("***********************************************************\r\n");
bcostm 0:5701b41769fd 20 }
bcostm 0:5701b41769fd 21
gjgsd 4:d4aeacb47955 22 void print_welcome() //welcome message
gjgsd 4:d4aeacb47955 23 {
gjgsd 4:d4aeacb47955 24 printf("\r\n");
gjgsd 4:d4aeacb47955 25 printf("***********************************************************\r\n");
gjgsd 4:d4aeacb47955 26 printf("* *\r\n");
gjgsd 4:d4aeacb47955 27 printf("* WELCOME! *\r\n");
gjgsd 4:d4aeacb47955 28 printf("* *\r\n");
gjgsd 4:d4aeacb47955 29 printf("* To turn LED on for X seconds type: *\r\n");
gjgsd 4:d4aeacb47955 30 printf("* LEDON:x where [x] is specified period of seconds *\r\n");
gjgsd 4:d4aeacb47955 31 printf("* x range 1-1000 *\r\n");
gjgsd 4:d4aeacb47955 32 printf("* *\r\n");
gjgsd 4:d4aeacb47955 33 printf("***********************************************************\r\n");
gjgsd 4:d4aeacb47955 34 }
gjgsd 4:d4aeacb47955 35
gjgsd 4:d4aeacb47955 36 void print_fc_off() //fault code message when LED is off
gjgsd 4:d4aeacb47955 37 {
gjgsd 5:5195884584d6 38 printf("WRONG INPUT\r\n");
gjgsd 4:d4aeacb47955 39 printf(" To turn LED on type: \r\n");
gjgsd 4:d4aeacb47955 40 printf(" LEDON:x where [x] is specified period of seconds \r\n");
gjgsd 4:d4aeacb47955 41 printf(" x range 1-1000 \r\n");
gjgsd 4:d4aeacb47955 42 }
gjgsd 4:d4aeacb47955 43
gjgsd 4:d4aeacb47955 44 void print_fc_on() //fault code message when LED is on
gjgsd 4:d4aeacb47955 45 {
gjgsd 5:5195884584d6 46 printf("WRONG INPUT\r\n");
gjgsd 4:d4aeacb47955 47 printf(" To see available list of commands type HELP\r\n");
gjgsd 4:d4aeacb47955 48 }
gjgsd 4:d4aeacb47955 49
gjgsd 4:d4aeacb47955 50 //const
gjgsd 4:d4aeacb47955 51 int const LED_ON = 1;
gjgsd 4:d4aeacb47955 52 int const BRIGHT = 2;
gjgsd 4:d4aeacb47955 53 int const ON = 1;
gjgsd 4:d4aeacb47955 54 int const OFF = 0;
gjgsd 4:d4aeacb47955 55 int const B_ON = 0;
gjgsd 4:d4aeacb47955 56 int const B_OFF = 1;
gjgsd 4:d4aeacb47955 57
gjgsd 4:d4aeacb47955 58 //threads
gjgsd 4:d4aeacb47955 59 Thread lamp_thread;
gjgsd 4:d4aeacb47955 60 Thread timer_thread;
gjgsd 4:d4aeacb47955 61
gjgsd 4:d4aeacb47955 62 //variables
gjgsd 3:dd96529b7ae9 63 int print = 1;
gjgsd 3:dd96529b7ae9 64 char input [64];
gjgsd 4:d4aeacb47955 65 int lamp_bright = 4;
gjgsd 4:d4aeacb47955 66 bool lamp_state = false;
gjgsd 4:d4aeacb47955 67 int lamp_time;
gjgsd 4:d4aeacb47955 68 int state = OFF;
gjgsd 4:d4aeacb47955 69 int b_state = OFF;
gjgsd 4:d4aeacb47955 70 int b_push = B_OFF;
bcostm 2:35f13b7f3659 71
gjgsd 4:d4aeacb47955 72 //interfaces
gjgsd 4:d4aeacb47955 73 DigitalIn button(PC_13);
gjgsd 4:d4aeacb47955 74 DigitalOut led2(LED1);
gjgsd 3:dd96529b7ae9 75 PwmOut led1(D11);
bcostm 0:5701b41769fd 76
gjgsd 4:d4aeacb47955 77 //pow
gjgsd 4:d4aeacb47955 78 int power(int x, int n) {
gjgsd 4:d4aeacb47955 79 if(n == 0) return 1;
gjgsd 4:d4aeacb47955 80 return x * power(x, n - 1);
gjgsd 4:d4aeacb47955 81 }
gjgsd 4:d4aeacb47955 82
gjgsd 4:d4aeacb47955 83 // parse string and calculate input integer data
gjgsd 4:d4aeacb47955 84 int strtoint(char instring[64], int slogan)
bcostm 0:5701b41769fd 85 {
gjgsd 4:d4aeacb47955 86 int str_len = strlen(instring);
gjgsd 4:d4aeacb47955 87 int result = 0;
gjgsd 4:d4aeacb47955 88 switch (slogan){
gjgsd 4:d4aeacb47955 89 case LED_ON: // "LEDON:"
gjgsd 4:d4aeacb47955 90 if (str_len > 10) return -2; // too long time
gjgsd 4:d4aeacb47955 91 for(int i = 6; i < str_len; i++)
gjgsd 4:d4aeacb47955 92 {
gjgsd 4:d4aeacb47955 93 if(instring[i] > 47 && instring[i] < 58) // if input is digit
gjgsd 4:d4aeacb47955 94 {
gjgsd 4:d4aeacb47955 95 result = (result * 10) + instring[i] - 48;
gjgsd 3:dd96529b7ae9 96 }
gjgsd 4:d4aeacb47955 97 else // not a digit
gjgsd 4:d4aeacb47955 98 {
gjgsd 4:d4aeacb47955 99 result = -1;
gjgsd 4:d4aeacb47955 100 break;
gjgsd 4:d4aeacb47955 101 }
gjgsd 4:d4aeacb47955 102 }
gjgsd 4:d4aeacb47955 103 if (result > 1000) result = -2;
gjgsd 4:d4aeacb47955 104 break;
gjgsd 4:d4aeacb47955 105
gjgsd 4:d4aeacb47955 106 case BRIGHT: //BRIGHTSET:
gjgsd 4:d4aeacb47955 107 if (str_len > 11) return -2; // too long time
gjgsd 4:d4aeacb47955 108 if(instring[10] > 55) return -2; // too long time
gjgsd 4:d4aeacb47955 109 if(instring[10] > 47 && instring[10] < 58) // if input is digit
gjgsd 4:d4aeacb47955 110 result = instring[10] - 48;
gjgsd 4:d4aeacb47955 111 else // not a digit
gjgsd 4:d4aeacb47955 112 result = -1;
gjgsd 4:d4aeacb47955 113 break;
gjgsd 4:d4aeacb47955 114 default:
gjgsd 4:d4aeacb47955 115 break;
gjgsd 4:d4aeacb47955 116 }
gjgsd 4:d4aeacb47955 117 return result;
gjgsd 4:d4aeacb47955 118 }
gjgsd 4:d4aeacb47955 119
gjgsd 4:d4aeacb47955 120 //translate to CAPS
gjgsd 4:d4aeacb47955 121 void caps()
gjgsd 4:d4aeacb47955 122 {
gjgsd 4:d4aeacb47955 123 for(int i = 0; i < 63; i++)
gjgsd 4:d4aeacb47955 124 {
gjgsd 4:d4aeacb47955 125 if(input[i] > 96 && input[i] < 123)
gjgsd 4:d4aeacb47955 126 input[i] = input[i] - 32;
gjgsd 4:d4aeacb47955 127 }
gjgsd 4:d4aeacb47955 128 printf("\r\n<%s\r\n",input);
gjgsd 4:d4aeacb47955 129 }
gjgsd 4:d4aeacb47955 130
gjgsd 4:d4aeacb47955 131 //thread lamp, while led is off
gjgsd 4:d4aeacb47955 132 void led_off()
gjgsd 4:d4aeacb47955 133 {
gjgsd 4:d4aeacb47955 134 if (!strncmp (input,"LEDON:",6))
gjgsd 4:d4aeacb47955 135 {
gjgsd 4:d4aeacb47955 136 lamp_time = strtoint(input, LED_ON);
gjgsd 4:d4aeacb47955 137 switch (lamp_time){
gjgsd 4:d4aeacb47955 138 case 0:
gjgsd 4:d4aeacb47955 139 case -2: // wrong time time
gjgsd 4:d4aeacb47955 140 printf("WRONG TIME IS SPECIFIED. RANGE IS 1-1000\r\n");
gjgsd 4:d4aeacb47955 141 break;
gjgsd 4:d4aeacb47955 142 case -1:
gjgsd 4:d4aeacb47955 143 printf("PLEASE USE DIGITS FOR TIME SPECIFICATION.\r\n");
gjgsd 4:d4aeacb47955 144 break;
gjgsd 4:d4aeacb47955 145 default:
gjgsd 4:d4aeacb47955 146 printf("LED IS ON FOR %d SECONDS\r\n",lamp_time);
gjgsd 4:d4aeacb47955 147 led1 = power(2,lamp_bright) * 0.01;
gjgsd 4:d4aeacb47955 148 state = ON;
gjgsd 4:d4aeacb47955 149 }
gjgsd 4:d4aeacb47955 150 }
gjgsd 4:d4aeacb47955 151 else
gjgsd 4:d4aeacb47955 152 {
gjgsd 4:d4aeacb47955 153 print_fc_off();
gjgsd 3:dd96529b7ae9 154 }
gjgsd 4:d4aeacb47955 155 }
gjgsd 4:d4aeacb47955 156
gjgsd 4:d4aeacb47955 157 //thread lamp, while led is on
gjgsd 4:d4aeacb47955 158 void led_on()
gjgsd 4:d4aeacb47955 159 {
gjgsd 4:d4aeacb47955 160 if (!strcmp (input,"LEDOFF")) //turn led off
gjgsd 4:d4aeacb47955 161 {
gjgsd 4:d4aeacb47955 162 lamp_time = 1;
gjgsd 4:d4aeacb47955 163 }
gjgsd 4:d4aeacb47955 164 else if(!strcmp (input,"LEDSTATE")) //print LED state
gjgsd 4:d4aeacb47955 165 {
gjgsd 4:d4aeacb47955 166 printf("LED IS ON FOR %d SECONDS\r\n",lamp_time);
gjgsd 4:d4aeacb47955 167 }
gjgsd 4:d4aeacb47955 168 else if(!strncmp(input,"BRIGHTSET:",10)) //BRIGHTSET:x
gjgsd 4:d4aeacb47955 169 {
gjgsd 4:d4aeacb47955 170 int bright = strtoint(input, BRIGHT);
gjgsd 4:d4aeacb47955 171 switch (bright){
gjgsd 4:d4aeacb47955 172 case -2: // wrong brightness
gjgsd 4:d4aeacb47955 173 printf("WRONG BRIGHTNESS IS SPECIFIED. RANGE IS 0-7\r\n");
gjgsd 4:d4aeacb47955 174 break;
gjgsd 4:d4aeacb47955 175 case -1:
gjgsd 4:d4aeacb47955 176 printf("PLEASE USE DIGITS FOR BRIGHTNESS SPECIFICATION.\r\n");
gjgsd 4:d4aeacb47955 177 break;
gjgsd 4:d4aeacb47955 178 default:
gjgsd 4:d4aeacb47955 179 lamp_bright = bright;
gjgsd 4:d4aeacb47955 180 led1 = power(2,lamp_bright) * 0.01;
gjgsd 4:d4aeacb47955 181 printf("BRIGHTNESS IS SET TO %d\r\n",lamp_bright);
gjgsd 4:d4aeacb47955 182 }
gjgsd 4:d4aeacb47955 183 }
gjgsd 4:d4aeacb47955 184 else if(!strcmp (input,"BRIGHTGET")) //print brightness level
gjgsd 4:d4aeacb47955 185 {
gjgsd 4:d4aeacb47955 186 printf("BRIGHTNESS IS SET TO %d\r\n",lamp_bright);
gjgsd 4:d4aeacb47955 187 }
gjgsd 4:d4aeacb47955 188 else if(!strcmp (input,"BUTTONGET")) //print user button state
gjgsd 4:d4aeacb47955 189 {
gjgsd 4:d4aeacb47955 190 printf("BUTTON MONITORRING IS SET TO %s\r\n",b_state?"ON":"OFF");
gjgsd 4:d4aeacb47955 191 }
gjgsd 4:d4aeacb47955 192 else if(!strcmp (input,"BUTTONENABLE")) //enable button monitoring
gjgsd 4:d4aeacb47955 193 {
gjgsd 4:d4aeacb47955 194 b_state = ON;
gjgsd 4:d4aeacb47955 195 printf("BUTTON MONITORRING IS SET TO ON\r\n");
gjgsd 4:d4aeacb47955 196 }
gjgsd 4:d4aeacb47955 197 else if(!strcmp (input,"BUTTONDISABLE")) //disable button monitoring
gjgsd 4:d4aeacb47955 198 {
gjgsd 4:d4aeacb47955 199 b_state = OFF;
gjgsd 4:d4aeacb47955 200 printf("BUTTON MONITORRING IS SET TO OFF\r\n");
gjgsd 4:d4aeacb47955 201 }
gjgsd 4:d4aeacb47955 202 else if(!strcmp (input,"BUTTONSTATE")) //get button state
gjgsd 4:d4aeacb47955 203 {
gjgsd 4:d4aeacb47955 204 printf("BUTTON IS %sPUSHED\r\n",button?"NOT ":"");
gjgsd 4:d4aeacb47955 205 }
gjgsd 4:d4aeacb47955 206 else if(!strcmp (input,"HELP")) //print help message
gjgsd 4:d4aeacb47955 207 {
gjgsd 4:d4aeacb47955 208 print_help();
gjgsd 4:d4aeacb47955 209 }
gjgsd 4:d4aeacb47955 210 else if (!strncmp (input,"LEDON:",6)) // reinit led timer
gjgsd 4:d4aeacb47955 211 {
gjgsd 4:d4aeacb47955 212 lamp_time = strtoint(input, LED_ON);
gjgsd 4:d4aeacb47955 213 switch (lamp_time){
gjgsd 4:d4aeacb47955 214 case 0:
gjgsd 4:d4aeacb47955 215 case -2: // wrong time time
gjgsd 4:d4aeacb47955 216 printf("WRONG TIME IS SPECIFIED. RANGE IS 1-1000\r\n");
gjgsd 4:d4aeacb47955 217 break;
gjgsd 4:d4aeacb47955 218 case -1:
gjgsd 4:d4aeacb47955 219 printf("PLEASE USE DIGITS FOR TIME SPECIFICATION.\r\n");
gjgsd 4:d4aeacb47955 220 break;
gjgsd 4:d4aeacb47955 221 default:
gjgsd 4:d4aeacb47955 222 printf("LED IS ON FOR %d SECONDS\r\n",lamp_time);
gjgsd 4:d4aeacb47955 223 led1 = power(2,lamp_bright) * 0.01;
gjgsd 4:d4aeacb47955 224 state = ON;
gjgsd 3:dd96529b7ae9 225 }
gjgsd 4:d4aeacb47955 226 }
gjgsd 4:d4aeacb47955 227 else // wrong input
gjgsd 4:d4aeacb47955 228 {
gjgsd 4:d4aeacb47955 229 print_fc_on();
bcostm 0:5701b41769fd 230 }
bcostm 0:5701b41769fd 231 }
bcostm 0:5701b41769fd 232
gjgsd 4:d4aeacb47955 233 //thread lamp, main function
gjgsd 4:d4aeacb47955 234 void led()
gjgsd 4:d4aeacb47955 235 {
gjgsd 4:d4aeacb47955 236 while (true)
gjgsd 4:d4aeacb47955 237 {
gjgsd 4:d4aeacb47955 238 scanf("%s",input);
gjgsd 4:d4aeacb47955 239 caps();
gjgsd 4:d4aeacb47955 240 switch (state){
gjgsd 4:d4aeacb47955 241 case OFF:
gjgsd 4:d4aeacb47955 242 led_off();
gjgsd 4:d4aeacb47955 243 break;
gjgsd 4:d4aeacb47955 244 case ON:
gjgsd 4:d4aeacb47955 245 led_on();
gjgsd 4:d4aeacb47955 246 break;
gjgsd 4:d4aeacb47955 247 default:
gjgsd 4:d4aeacb47955 248 break;
gjgsd 4:d4aeacb47955 249 }
gjgsd 4:d4aeacb47955 250 }
gjgsd 4:d4aeacb47955 251 }
gjgsd 4:d4aeacb47955 252
gjgsd 4:d4aeacb47955 253 //thread timer, main function
gjgsd 4:d4aeacb47955 254 void timer()
gjgsd 4:d4aeacb47955 255 {
gjgsd 4:d4aeacb47955 256 while(true){
gjgsd 4:d4aeacb47955 257 while(state == ON)
gjgsd 4:d4aeacb47955 258 {
gjgsd 4:d4aeacb47955 259 lamp_time --;
gjgsd 4:d4aeacb47955 260 if (lamp_time == 0)
gjgsd 4:d4aeacb47955 261 {
gjgsd 4:d4aeacb47955 262 led1 = 0;
gjgsd 4:d4aeacb47955 263 printf("LED IS TURNED OFF\r\n");
gjgsd 4:d4aeacb47955 264 lamp_thread.start(led_off);
gjgsd 4:d4aeacb47955 265 state = OFF;
gjgsd 4:d4aeacb47955 266 b_state = OFF;
gjgsd 4:d4aeacb47955 267 }
gjgsd 4:d4aeacb47955 268 wait(1);
gjgsd 4:d4aeacb47955 269 }
gjgsd 4:d4aeacb47955 270 wait(1);
gjgsd 4:d4aeacb47955 271 }
gjgsd 4:d4aeacb47955 272 }
gjgsd 4:d4aeacb47955 273
bcostm 0:5701b41769fd 274 int main()
bcostm 0:5701b41769fd 275 {
gjgsd 4:d4aeacb47955 276 print_welcome();
gjgsd 4:d4aeacb47955 277 lamp_thread.start(led);
gjgsd 4:d4aeacb47955 278 timer_thread.start(timer);
bcostm 2:35f13b7f3659 279
bcostm 0:5701b41769fd 280 while (true) {
gjgsd 4:d4aeacb47955 281
gjgsd 4:d4aeacb47955 282 if (state == ON && b_state == ON)
gjgsd 4:d4aeacb47955 283 {
gjgsd 4:d4aeacb47955 284 if (button != b_push)
gjgsd 4:d4aeacb47955 285 {
gjgsd 4:d4aeacb47955 286 b_push = button;
gjgsd 4:d4aeacb47955 287 printf("BUTTON IS %sPUSHED\r\n",b_push?"NOT ":"");
gjgsd 4:d4aeacb47955 288 }
gjgsd 4:d4aeacb47955 289 }
gjgsd 3:dd96529b7ae9 290 wait(0.2);
gjgsd 3:dd96529b7ae9 291
gjgsd 3:dd96529b7ae9 292 }
gjgsd 3:dd96529b7ae9 293
bcostm 0:5701b41769fd 294 }