smart-home
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smart-home-final-version
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functions.cpp
00001 #include "stdafx.h" 00002 #include "functions.h" 00003 00004 void modeProcess() 00005 { 00006 temp_measure = temp_cal(); 00007 if (modeStatus) { 00008 fanLevel_dis = fan_cal(temp_measure); 00009 lightLevel_dis = light_cal(); 00010 } else { 00011 fanLevel_dis = fanLevel_man; 00012 lightLevel_dis = lightLevel_man; 00013 } 00014 setPWM(fanLevel_dis); 00015 setLED(lightLevel_dis); 00016 } 00017 float temp_cal() 00018 { 00019 float a[10], tempC, sum = 0; 00020 int i; 00021 for(i = 0; i < 10; i++) { 00022 a[i] = temp_sen.read(); 00023 wait(.05); 00024 sum += a[i]; 00025 } 00026 tempC=sum*3.3*10; 00027 //tempF=(9.0*tempC)/5.0 + 32.0; 00028 return tempC; 00029 } 00030 00031 int light_cal() 00032 { 00033 float vl[10], vol, sum = 0; 00034 int i, lvl; 00035 for (i = 0; i < 10; i++) { 00036 vl[i] = light_sen.read(); 00037 wait(.05); 00038 sum += vl[i]; 00039 } 00040 //output voltage of light sensor 00041 vol = sum*3.3*10; 00042 if ((vol > 0) && (vol <= 66)) { 00043 lvl = 0; 00044 } else if ((vol > 66) && (vol <= 132)) { 00045 lvl = 1; 00046 } else if ((vol > 132) && (vol <= 198)) { 00047 lvl = 2; 00048 } else if ((vol > 198) && (vol <= 264)) { 00049 lvl = 3; 00050 } else { 00051 lvl = 4; 00052 } 00053 return lvl; 00054 } 00055 00056 int fan_cal(int &temp) 00057 { 00058 int speed; 00059 int range = (high - low)/3; 00060 int mid1 = low + range; 00061 int mid2 = high - range; 00062 if (temp <= low) { 00063 speed = 0; 00064 } else if ((temp > low) && (temp <= mid1)) { 00065 speed = 1; 00066 } else if ((temp > mid1) && (temp <= mid2)) { 00067 speed = 2; 00068 } else if ((temp > mid2) && (temp <= high)) { 00069 speed = 3; 00070 } else { 00071 speed = 4; 00072 } 00073 return speed; 00074 } 00075 00076 void setLED(int &light_value) 00077 { 00078 if (light_value == 0) { 00079 led_o.period(0.01); 00080 led_o.write(1); 00081 } else if (light_value == 1) { 00082 led_o.period(0.01); 00083 led_o.write(0.75); 00084 } else if (light_value == 2) { 00085 led_o.period(0.01); 00086 led_o.write(0.5); 00087 } else if (light_value == 3) { 00088 led_o.period(0.01); 00089 led_o.write(0.25); 00090 } else { 00091 led_o.period(0.1); 00092 led_o.write(0); 00093 } 00094 } 00095 00096 void setPWM(int &speed) 00097 { 00098 if (speed == 4) { 00099 pwm.period(0); 00100 pwm.write(0); 00101 } else if (speed == 3) { 00102 pwm.period(1); 00103 pwm.write(0.25); 00104 } else if (speed == 2) { 00105 pwm.period(1); 00106 pwm.write(0.5); 00107 } else if (speed == 1) { 00108 pwm.period(1); 00109 pwm.write(0.75); 00110 } else { 00111 pwm.period(1); 00112 pwm.write(1); 00113 } 00114 } 00115 00116 void buttonEnter() 00117 { 00118 if ((enter == 0) && (state == 0)) { 00119 state = 1; 00120 wait(0.2); 00121 } 00122 if ((enter == 0) && (state == 1) && (type == 0)) { 00123 type = 1; 00124 wait(0.2); 00125 } 00126 if ((enter == 0) && (state == 1) && (type == 1)) { 00127 state = 2; 00128 type = 0; 00129 wait(0.2); 00130 } 00131 if ((enter == 0) && (state == 1) && (type == 2)) { 00132 state = 3; 00133 } 00134 if ((enter == 0) && (state == 1) && (type == 3)) { 00135 state = 4; 00136 } 00137 if ((enter == 0) && (state == 1) && (type == 4)) { 00138 state = 5; 00139 type = 0; 00140 } 00141 if ((enter == 0) && (state == 2) && (type == 0)) { 00142 type = 1; 00143 wait(0.2); 00144 } 00145 if ((enter == 0) && (state == 2) && (type == 1)) { 00146 type = 2; 00147 wait(0.2); 00148 } 00149 if ((enter == 0) && (state == 2) && (type == 2)) { 00150 type = 1; 00151 wait(0.2); 00152 } 00153 if ((enter == 0) && (state == 5) && (type == 0)) { 00154 type = 1; 00155 modeStatus = !modeStatus; 00156 } 00157 if ((enter == 0) && (state == 5) && (type == 1)) { 00158 modeStatus = !modeStatus; 00159 } 00160 } 00161 00162 void buttonBack() 00163 { 00164 if ((back == 0) && (state == 1) && (type == 0)) { 00165 state = 0; 00166 type = 0; 00167 wait(0.2); 00168 } 00169 if ((back == 0) && (state == 1) && ((type == 1) || (type == 2) || (type == 3) || (type == 4))) { 00170 state = 1; 00171 type = 0; 00172 wait(0.2); 00173 } 00174 if ((back == 0) && (state == 2) && (type == 0)) { 00175 state = 1; 00176 // type = 1; 00177 wait(0.2); 00178 } 00179 if ((back == 0) && (state == 2) && ((type == 1) || (type == 2))) { 00180 state = 2; 00181 type = 0; 00182 wait(0.2); 00183 } 00184 if ((back == 0) && (state == 3)) { 00185 state = 1; 00186 type = 2; 00187 wait(0.2); 00188 } 00189 if ((back == 0) && (state == 4)) { 00190 state = 1; 00191 type = 3; 00192 wait(0.2); 00193 } 00194 if ((back == 0) && (state == 5)) { 00195 state = 1; 00196 type = 4; 00197 wait(0.2); 00198 } 00199 } 00200 00201 void buttonUp() 00202 { 00203 if ((up == 0) && (state == 1) && (type == 0)) { 00204 type = 1; 00205 wait(0.2); 00206 } 00207 if ((up == 0) && (state == 1) && (type == 1)) { 00208 type = 2; 00209 wait(0.2); 00210 } 00211 if ((up == 0) && (state == 1) && (type == 2)) { 00212 type = 3; 00213 wait(0.2); 00214 } 00215 if ((up == 0) && (state == 1) && (type == 3)) { 00216 type = 4; 00217 wait(0.2); 00218 } 00219 if ((up == 0) && (state == 2) && (type == 1)) { 00220 low++; 00221 } 00222 if ((up == 0) && (state == 2) && (type == 2)) { 00223 high++; 00224 } 00225 if ((up == 0) && (state == 3)) { 00226 if (lightLevel_man < 4) { 00227 lightLevel_man++; 00228 } 00229 } 00230 if ((up == 0) && (state == 4)) { 00231 if (fanLevel_man < 4) { 00232 fanLevel_man++; 00233 } 00234 } 00235 } 00236 00237 void buttonDown() 00238 { 00239 if ((down == 0) && (state == 1) && (type == 4)) { 00240 type = 3; 00241 wait(0.2); 00242 } 00243 if ((down == 0) && (state == 1) && (type == 3)) { 00244 type = 2; 00245 wait(0.2); 00246 } 00247 if ((down == 0) && (state == 1) && (type == 2)) { 00248 type = 1; 00249 wait(0.2); 00250 } 00251 if ((down == 0) && (state == 1) && (type == 1)) { 00252 type = 0; 00253 wait(0.2); 00254 } 00255 if ((down == 0) && (state == 2) && (type == 1)) { 00256 low--; 00257 } 00258 if ((down == 0) && (state == 2) && (type == 2)) { 00259 high--; 00260 } 00261 if ((down == 0) && (state == 3)) { 00262 if (lightLevel_man > 0) { 00263 lightLevel_man--; 00264 } 00265 } 00266 if ((down == 0) && (state == 4)) { 00267 if (fanLevel_man > 0) { 00268 fanLevel_man--; 00269 } 00270 } 00271 } 00272 00273 void mainScreen() 00274 { 00275 modeProcess(); 00276 buttonEnter(); 00277 lcd.cls(); 00278 lcd.printf("T %i L %i F %i \n",temp_measure, lightLevel_dis, fanLevel_dis); 00279 if (modeStatus) { 00280 lcd.printf("Auto mode: ON\n"); 00281 } else { 00282 lcd.printf("Auto mode: OFF\n"); 00283 } 00284 wait(0.2); 00285 } 00286 void optionScreen() 00287 { 00288 if(type == 0) { 00289 lcd.cls(); 00290 lcd.printf(" Set Temp\n"); 00291 lcd.printf(" Set Light"); 00292 wait(0.2); 00293 buttonBack(); 00294 buttonUp(); 00295 } 00296 if (type == 1) { 00297 buttonEnter(); 00298 buttonUp(); 00299 buttonDown(); 00300 buttonBack(); 00301 lcd.cls(); 00302 lcd.printf("o Set Temp\n"); 00303 lcd.printf(" Set Light"); 00304 wait(0.2); 00305 } 00306 if (type == 2) { 00307 lcd.cls(); 00308 lcd.printf(" Set Temp\n"); 00309 lcd.printf("o Set Light"); 00310 wait(0.2); 00311 buttonEnter(); 00312 buttonUp(); 00313 buttonDown(); 00314 buttonBack(); 00315 } 00316 if (type == 3) { 00317 lcd.cls(); 00318 lcd.printf("o Set Fan\n"); 00319 lcd.printf(" Set Mode"); 00320 wait(0.2); 00321 buttonEnter(); 00322 buttonUp(); 00323 buttonDown(); 00324 buttonBack(); 00325 } 00326 if (type == 4) { 00327 lcd.cls(); 00328 lcd.printf(" Set Fan\n"); 00329 lcd.printf("o Set Mode"); 00330 wait(0.2); 00331 buttonEnter(); 00332 buttonUp(); 00333 buttonDown(); 00334 buttonBack(); 00335 } 00336 } 00337 00338 void temperatureScreen() 00339 { 00340 if (type == 0) { 00341 lcd.cls(); 00342 lcd.printf("Temp setup\n"); 00343 lcd.printf(" Low:%i High:%i", low, high); 00344 wait(0.2); 00345 buttonEnter(); 00346 buttonBack(); 00347 } 00348 if (type == 1) { 00349 lcd.cls(); 00350 lcd.printf("Temp setup\n"); 00351 lcd.printf("oLow:%i High:%i", low, high); 00352 wait(0.2); 00353 buttonEnter(); 00354 buttonUp(); 00355 buttonDown(); 00356 buttonBack(); 00357 } 00358 if (type == 2) { 00359 lcd.cls(); 00360 lcd.printf("Temp setup\n"); 00361 lcd.printf(" Low:%i oHigh:%i", low, high); 00362 wait(0.2); 00363 buttonEnter(); 00364 buttonUp(); 00365 buttonDown(); 00366 buttonBack(); 00367 } 00368 } 00369 00370 void lightScreen() 00371 { 00372 lcd.cls(); 00373 lcd.printf("Light setup\n"); 00374 lcd.printf("Brightness: %i", lightLevel_man); 00375 wait(0.2); 00376 buttonUp(); 00377 buttonDown(); 00378 buttonBack(); 00379 } 00380 00381 void fanScreen() 00382 { 00383 lcd.cls(); 00384 lcd.printf("Fan setup\n"); 00385 lcd.printf("Speed: %i", fanLevel_man); 00386 wait(0.2); 00387 buttonUp(); 00388 buttonDown(); 00389 buttonBack(); 00390 } 00391 void modeScreen() 00392 { 00393 lcd.cls(); 00394 lcd.printf("Mode setup\n"); 00395 if (modeStatus) { 00396 lcd.printf("Auto: ON"); 00397 } else { 00398 lcd.printf("Auto: OFF"); 00399 } 00400 wait(0.2); 00401 buttonEnter(); 00402 buttonBack(); 00403 }
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