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Dependencies:   mbed mbed-rtos

main.cpp@5:85cbea9f3eb7, 2017-09-19 (annotated)

Committer:
kkalsi
Date:
Tue Sep 19 16:59:01 2017 +0000
Revision:
5:85cbea9f3eb7
Parent:
4:877b4e9cad76
Child:
6:a16c0a024fd5
last version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vincentlabbe 0:0fb169e1b9b4 1 #include "mbed.h"
kkalsi 3:637374dbfc6d 2 #include "rtos.h"
kkalsi 3:637374dbfc6d 3
kkalsi 5:85cbea9f3eb7 4 //Serial pc(USBTX, USBRX); // tx, rx
kkalsi 3:637374dbfc6d 5 DigitalIn en_1(p15);
kkalsi 3:637374dbfc6d 6 DigitalIn en_2(p16);
kkalsi 3:637374dbfc6d 7 AnalogIn ea_1(p19);
kkalsi 3:637374dbfc6d 8 AnalogIn ea_2(p20);
kkalsi 3:637374dbfc6d 9
kkalsi 5:85cbea9f3eb7 10 // pout vérification d'échantionnage avec oscilloscope
kkalsi 5:85cbea9f3eb7 11 DigitalOut sn_test(p18);
kkalsi 5:85cbea9f3eb7 12
kkalsi 5:85cbea9f3eb7 13 #define POTENTIOMETRE 1
kkalsi 5:85cbea9f3eb7 14 #define BOUTON 0
kkalsi 5:85cbea9f3eb7 15 #define SIGNAL_ANALOG 0x2
kkalsi 5:85cbea9f3eb7 16 #define SIGNAL_NUM 0x1
kkalsi 5:85cbea9f3eb7 17
kkalsi 3:637374dbfc6d 18 Ticker sample;
kkalsi 3:637374dbfc6d 19
kkalsi 3:637374dbfc6d 20 // variable globale pour lecture button 1
kkalsi 3:637374dbfc6d 21 int previousStateButton1 = 0;
kkalsi 3:637374dbfc6d 22 int currentStateButton1;
kkalsi 3:637374dbfc6d 23 int validationStateButton1;
kkalsi 3:637374dbfc6d 24
kkalsi 3:637374dbfc6d 25 // variable globale pour lecture button 2
kkalsi 3:637374dbfc6d 26 int previousStateButton2 = 0;
kkalsi 3:637374dbfc6d 27 int currentStateButton2;
kkalsi 3:637374dbfc6d 28 int validationStateButton2;
vincentlabbe 0:0fb169e1b9b4 29
kkalsi 3:637374dbfc6d 30 // variable globale pour lecture potentiometre
kkalsi 3:637374dbfc6d 31 int tab_counter =0;
kkalsi 3:637374dbfc6d 32 int Nouvelle_moyenne_p19;
kkalsi 3:637374dbfc6d 33 int Ancienne_moyenne_p19 = 0;
kkalsi 3:637374dbfc6d 34 int Nouvelle_moyenne_p20;
kkalsi 3:637374dbfc6d 35 int Ancienne_moyenne_p20 = 0;
kkalsi 3:637374dbfc6d 36 unsigned short Tableau_Moyenne_p19[5]={0,0,0,0,0};
kkalsi 3:637374dbfc6d 37 unsigned short Tableau_Moyenne_p20[5]={0,0,0,0,0};
kkalsi 3:637374dbfc6d 38
kkalsi 3:637374dbfc6d 39 int ISRcounter = 0;
kkalsi 3:637374dbfc6d 40
kkalsi 3:637374dbfc6d 41 Thread *threadNumerique; // pointeur vers le thread du lecture numérique
kkalsi 3:637374dbfc6d 42 Thread *threadAnalogique; // pointeur vers le thread du lecture analogique
kkalsi 4:877b4e9cad76 43 Thread *threadCollection; // pointeur vers le thread d'affichage d'evenement
kkalsi 4:877b4e9cad76 44
kkalsi 4:877b4e9cad76 45 // Pour le time stamp
kkalsi 4:877b4e9cad76 46 char buffer[32];
kkalsi 4:877b4e9cad76 47
kkalsi 4:877b4e9cad76 48 // structure de data
kkalsi 4:877b4e9cad76 49 typedef struct {
kkalsi 4:877b4e9cad76 50 time_t seconds;
kkalsi 4:877b4e9cad76 51 int pinNumero;
kkalsi 5:85cbea9f3eb7 52 int info;
kkalsi 5:85cbea9f3eb7 53 bool type; //
kkalsi 4:877b4e9cad76 54 } data;
kkalsi 4:877b4e9cad76 55
kkalsi 4:877b4e9cad76 56 // Create queue
kkalsi 4:877b4e9cad76 57 Queue<data, 32> queue;
kkalsi 4:877b4e9cad76 58
kkalsi 4:877b4e9cad76 59 // Create memory pool
kkalsi 4:877b4e9cad76 60 MemoryPool<data, 32> mpool;
kkalsi 4:877b4e9cad76 61
kkalsi 4:877b4e9cad76 62 // osEvent to get from queue
kkalsi 4:877b4e9cad76 63 osEvent evt;
vincentlabbe 1:a18a07e03e7d 64
kkalsi 3:637374dbfc6d 65 // Thread pour lecture analogique
kkalsi 3:637374dbfc6d 66 void lecture_analog(void const *args) {
kkalsi 5:85cbea9f3eb7 67 //int counterRTC = 0;
kkalsi 3:637374dbfc6d 68 while (true)
kkalsi 3:637374dbfc6d 69 {
kkalsi 5:85cbea9f3eb7 70 Thread::signal_wait(SIGNAL_ANALOG); // WAITING STATE (waiting for an event)
kkalsi 5:85cbea9f3eb7 71 /*
kkalsi 5:85cbea9f3eb7 72 if(counterRTC == 500)
kkalsi 5:85cbea9f3eb7 73 {
kkalsi 5:85cbea9f3eb7 74 time_t seconds = time(NULL);
kkalsi 5:85cbea9f3eb7 75 printf("\n\r");
kkalsi 5:85cbea9f3eb7 76 printf("valider les frequences dechantillonnage pour analogique \n\r");
kkalsi 5:85cbea9f3eb7 77 printf("Nombre de secondes passer pour 500 iterations = %d\n\r", seconds);
kkalsi 5:85cbea9f3eb7 78 printf("Secondes/iterations = %f\n\r", ((float)seconds/500));
kkalsi 5:85cbea9f3eb7 79 }
kkalsi 5:85cbea9f3eb7 80 counterRTC++;
kkalsi 5:85cbea9f3eb7 81 */
kkalsi 4:877b4e9cad76 82 // create data structure
kkalsi 4:877b4e9cad76 83 data *analogData;
kkalsi 4:877b4e9cad76 84
kkalsi 3:637374dbfc6d 85 Tableau_Moyenne_p19[tab_counter] = ea_1.read_u16(); //= LIRE PATTE 8 ;
kkalsi 3:637374dbfc6d 86 Tableau_Moyenne_p20[tab_counter] = ea_2.read_u16(); //= LIRE PATTE 8 ;
kkalsi 3:637374dbfc6d 87
kkalsi 3:637374dbfc6d 88 if(tab_counter % 5 == 0) // validation duree de 1.25 seconde sont terminée
kkalsi 3:637374dbfc6d 89 {
kkalsi 3:637374dbfc6d 90 Nouvelle_moyenne_p19 = (int)Tableau_Moyenne_p19[0]+(int)Tableau_Moyenne_p19[1]+(int)Tableau_Moyenne_p19[2]+(int)Tableau_Moyenne_p19[3]+(int)Tableau_Moyenne_p19[4];
kkalsi 3:637374dbfc6d 91 Nouvelle_moyenne_p20 = (int)Tableau_Moyenne_p20[0]+(int)Tableau_Moyenne_p20[1]+(int)Tableau_Moyenne_p20[2]+(int)Tableau_Moyenne_p20[3]+(int)Tableau_Moyenne_p20[4];
kkalsi 3:637374dbfc6d 92 }
vincentlabbe 1:a18a07e03e7d 93
kkalsi 5:85cbea9f3eb7 94 // vérification de la difference de la moyenne de 12.5% pour les 2 potentiometres
kkalsi 4:877b4e9cad76 95 if((Ancienne_moyenne_p19 - Nouvelle_moyenne_p19) > 40960 || (Nouvelle_moyenne_p19 - Ancienne_moyenne_p19) > 40960 || (Ancienne_moyenne_p20 - Nouvelle_moyenne_p20) > 40960 || (Nouvelle_moyenne_p20 - Ancienne_moyenne_p20) > 40960)
kkalsi 3:637374dbfc6d 96 {
kkalsi 4:877b4e9cad76 97 // associte data structure to memory pool
kkalsi 4:877b4e9cad76 98 analogData = mpool.alloc();
kkalsi 4:877b4e9cad76 99
kkalsi 5:85cbea9f3eb7 100 if((Ancienne_moyenne_p19 - Nouvelle_moyenne_p19) > 40960 || (Nouvelle_moyenne_p19 - Ancienne_moyenne_p19) > 40960)
kkalsi 5:85cbea9f3eb7 101 {
kkalsi 5:85cbea9f3eb7 102 analogData->pinNumero = 19;
kkalsi 5:85cbea9f3eb7 103 analogData->info = (Nouvelle_moyenne_p19/5);
kkalsi 5:85cbea9f3eb7 104 }
kkalsi 4:877b4e9cad76 105 if((Ancienne_moyenne_p20 - Nouvelle_moyenne_p20) > 40960 || (Nouvelle_moyenne_p20 - Ancienne_moyenne_p20) > 40960)
kkalsi 4:877b4e9cad76 106 {
kkalsi 5:85cbea9f3eb7 107 analogData->info = (Nouvelle_moyenne_p20/5);
kkalsi 5:85cbea9f3eb7 108 analogData->pinNumero = 20;
kkalsi 4:877b4e9cad76 109 }
kkalsi 5:85cbea9f3eb7 110
kkalsi 5:85cbea9f3eb7 111 analogData->type = POTENTIOMETRE;
kkalsi 4:877b4e9cad76 112 analogData->seconds = time(NULL);
kkalsi 4:877b4e9cad76 113 queue.put(analogData);
kkalsi 3:637374dbfc6d 114 }
kkalsi 5:85cbea9f3eb7 115
kkalsi 3:637374dbfc6d 116 // mise a jour de l'ancienne moyenne pour les 2 potentiometres
kkalsi 3:637374dbfc6d 117 if(tab_counter % 5 == 0)
kkalsi 4:877b4e9cad76 118 {
kkalsi 4:877b4e9cad76 119 Ancienne_moyenne_p20 = Nouvelle_moyenne_p20;
kkalsi 3:637374dbfc6d 120 Ancienne_moyenne_p19 = Nouvelle_moyenne_p19;
kkalsi 3:637374dbfc6d 121 }
kkalsi 5:85cbea9f3eb7 122
kkalsi 5:85cbea9f3eb7 123 tab_counter = tab_counter % 5 + 1; // incrémentation de i
kkalsi 3:637374dbfc6d 124 }
kkalsi 3:637374dbfc6d 125 }
vincentlabbe 1:a18a07e03e7d 126
kkalsi 3:637374dbfc6d 127 // Thread pour lecture numérique
kkalsi 3:637374dbfc6d 128 void lecture_num(void const *args)
kkalsi 3:637374dbfc6d 129 {
kkalsi 5:85cbea9f3eb7 130 //int counterRTC = 0;
kkalsi 3:637374dbfc6d 131 while (true)
kkalsi 3:637374dbfc6d 132 {
kkalsi 5:85cbea9f3eb7 133 Thread::signal_wait(SIGNAL_NUM); // WAITING STATE (waiting for an event)
kkalsi 5:85cbea9f3eb7 134 /*
kkalsi 5:85cbea9f3eb7 135 if(counterRTC == 1000)
kkalsi 5:85cbea9f3eb7 136 {
kkalsi 5:85cbea9f3eb7 137 time_t seconds = time(NULL);
kkalsi 5:85cbea9f3eb7 138 printf("\n\r");
kkalsi 5:85cbea9f3eb7 139 printf("valider les frequences dechantillonnage pour numerique\n\r");
kkalsi 5:85cbea9f3eb7 140 printf("Nombre de secondes passer pour 1000 iterations = %d\n\r", seconds);
kkalsi 5:85cbea9f3eb7 141 printf("Secondes/iterations = %f\n\r", ((float)seconds/1000));
kkalsi 5:85cbea9f3eb7 142 }
kkalsi 5:85cbea9f3eb7 143 counterRTC++;
kkalsi 5:85cbea9f3eb7 144 */
kkalsi 4:877b4e9cad76 145 // create data structure
kkalsi 4:877b4e9cad76 146 data *numData;
kkalsi 4:877b4e9cad76 147
kkalsi 3:637374dbfc6d 148 currentStateButton1 = en_1.read(); // lecture courante numérique button 1
kkalsi 3:637374dbfc6d 149 currentStateButton2 = en_2.read(); // lecture courante numerique button 2
vincentlabbe 2:1303607f8777 150
kkalsi 3:637374dbfc6d 151 if(previousStateButton1 != currentStateButton1 || previousStateButton2 != currentStateButton2) // détection de changement d'état pour les 2 buttons
kkalsi 3:637374dbfc6d 152 {
kkalsi 3:637374dbfc6d 153 Thread::wait(50); // période de stabilisation de 50ms
kkalsi 3:637374dbfc6d 154
kkalsi 3:637374dbfc6d 155 validationStateButton1 = en_1.read(); // nouvelle lecture apres stabilisation button 1
kkalsi 3:637374dbfc6d 156 validationStateButton2 = en_2.read(); // nouvelle lecture apres stabilisation button 2
kkalsi 3:637374dbfc6d 157
kkalsi 4:877b4e9cad76 158 if(currentStateButton1 == validationStateButton1 || currentStateButton2 == validationStateButton2)
kkalsi 4:877b4e9cad76 159 {
kkalsi 4:877b4e9cad76 160 // associte data structure to memory pool
kkalsi 4:877b4e9cad76 161 numData = mpool.alloc();
kkalsi 4:877b4e9cad76 162
kkalsi 4:877b4e9cad76 163 if(previousStateButton1 != currentStateButton1)
kkalsi 4:877b4e9cad76 164 {
kkalsi 4:877b4e9cad76 165 numData->pinNumero = 15;
kkalsi 5:85cbea9f3eb7 166 numData->info = currentStateButton1;
kkalsi 4:877b4e9cad76 167 }
kkalsi 4:877b4e9cad76 168
kkalsi 4:877b4e9cad76 169 if(previousStateButton2 != currentStateButton2)
kkalsi 4:877b4e9cad76 170 {
kkalsi 4:877b4e9cad76 171 numData->pinNumero = 16;
kkalsi 5:85cbea9f3eb7 172 numData->info = currentStateButton2;
kkalsi 4:877b4e9cad76 173 }
kkalsi 4:877b4e9cad76 174
kkalsi 5:85cbea9f3eb7 175 numData->type = BOUTON;
kkalsi 4:877b4e9cad76 176 numData->seconds = time(NULL);
kkalsi 4:877b4e9cad76 177 queue.put(numData);
kkalsi 4:877b4e9cad76 178 }
kkalsi 4:877b4e9cad76 179
vincentlabbe 2:1303607f8777 180 }
kkalsi 3:637374dbfc6d 181 previousStateButton1 = validationStateButton1; // mise a jour de l'état précédente button 1
kkalsi 3:637374dbfc6d 182 previousStateButton2 = validationStateButton2; // mise a jour de l'etat precedente button 2
kkalsi 3:637374dbfc6d 183 }
kkalsi 3:637374dbfc6d 184 }
kkalsi 3:637374dbfc6d 185
kkalsi 4:877b4e9cad76 186 // Thread pour afficher les evenements
kkalsi 4:877b4e9cad76 187 void collection(void const *args) {
kkalsi 4:877b4e9cad76 188 while (true) {
kkalsi 4:877b4e9cad76 189
kkalsi 4:877b4e9cad76 190 // get data from queue and store in evt
kkalsi 4:877b4e9cad76 191 evt = queue.get();
kkalsi 4:877b4e9cad76 192 // error check
kkalsi 4:877b4e9cad76 193 if (evt.status == osEventMessage) {
kkalsi 4:877b4e9cad76 194 // retrive information from queue to data structure
kkalsi 4:877b4e9cad76 195 data *dataDisplay = (data*)evt.value.p;
kkalsi 4:877b4e9cad76 196
kkalsi 5:85cbea9f3eb7 197 printf("Pin numero = %d\n\r", dataDisplay->pinNumero);
kkalsi 4:877b4e9cad76 198 // conversion des secondes en format AA:MM:JJ:HH:MM:SS
kkalsi 4:877b4e9cad76 199 strftime(buffer, 32, "%y:%m:%d:%H:%M:%S \n\r", localtime(&dataDisplay->seconds));
kkalsi 4:877b4e9cad76 200 printf("Time as a custom formatted string = %s\n\r", buffer);
kkalsi 5:85cbea9f3eb7 201
kkalsi 5:85cbea9f3eb7 202 if(dataDisplay->type == POTENTIOMETRE)
kkalsi 5:85cbea9f3eb7 203 {
kkalsi 5:85cbea9f3eb7 204 printf("Moyenne courante = %d\n\r", dataDisplay->info);
kkalsi 5:85cbea9f3eb7 205 }
kkalsi 5:85cbea9f3eb7 206
kkalsi 5:85cbea9f3eb7 207 if(dataDisplay->type == BOUTON)
kkalsi 5:85cbea9f3eb7 208 {
kkalsi 5:85cbea9f3eb7 209 printf("etat = %d\n\r", dataDisplay->info);
kkalsi 5:85cbea9f3eb7 210 }
kkalsi 4:877b4e9cad76 211
kkalsi 4:877b4e9cad76 212 mpool.free(dataDisplay); // free memory pool
kkalsi 4:877b4e9cad76 213 }
kkalsi 4:877b4e9cad76 214 }
kkalsi 4:877b4e9cad76 215 }
kkalsi 4:877b4e9cad76 216
kkalsi 4:877b4e9cad76 217
kkalsi 3:637374dbfc6d 218 // sampling timer
kkalsi 3:637374dbfc6d 219 void interuptTimer()
kkalsi 3:637374dbfc6d 220 {
kkalsi 3:637374dbfc6d 221 if (ISRcounter % 2 == 0) //permet échantillonage chaque 100ms car detecter 1 fois sur 2
kkalsi 3:637374dbfc6d 222 {
kkalsi 5:85cbea9f3eb7 223 threadNumerique->signal_set(SIGNAL_NUM); //event occurs to trigger in response to signal waiting state
vincentlabbe 2:1303607f8777 224 }
kkalsi 5:85cbea9f3eb7 225
kkalsi 3:637374dbfc6d 226 if (ISRcounter % 5 == 0) ////permet échantillonage chaque 250ms
kkalsi 3:637374dbfc6d 227 {
kkalsi 5:85cbea9f3eb7 228 threadAnalogique->signal_set(SIGNAL_ANALOG); //event occurs to trigger in response to signal waiting state
vincentlabbe 2:1303607f8777 229 }
vincentlabbe 2:1303607f8777 230
kkalsi 3:637374dbfc6d 231 ISRcounter++;
vincentlabbe 1:a18a07e03e7d 232 }
vincentlabbe 0:0fb169e1b9b4 233
vincentlabbe 0:0fb169e1b9b4 234 int main() {
kkalsi 4:877b4e9cad76 235 set_time(1505568984); // Set RTC time to today
kkalsi 3:637374dbfc6d 236
kkalsi 3:637374dbfc6d 237 Thread thread1; //Create thread 1, READY state
kkalsi 3:637374dbfc6d 238 threadNumerique = &thread1;
kkalsi 3:637374dbfc6d 239
kkalsi 3:637374dbfc6d 240 Thread thread2; //Create thread 2, READY state
kkalsi 4:877b4e9cad76 241 threadAnalogique = &thread2;
kkalsi 4:877b4e9cad76 242
kkalsi 4:877b4e9cad76 243 Thread thread3; //Create thread 3, READY state
kkalsi 4:877b4e9cad76 244 threadCollection = &thread3;
kkalsi 3:637374dbfc6d 245
kkalsi 3:637374dbfc6d 246 threadNumerique->start(callback(lecture_num, (void *)NULL)); // RUNNING state
kkalsi 3:637374dbfc6d 247
kkalsi 3:637374dbfc6d 248 threadAnalogique->start(callback(lecture_analog, (void *)NULL)); // RUNNING state
kkalsi 3:637374dbfc6d 249
kkalsi 4:877b4e9cad76 250 threadCollection->start(callback(collection, (void *)NULL)); // RUNNING state
kkalsi 4:877b4e9cad76 251
kkalsi 5:85cbea9f3eb7 252 //set_time(0); // Set RTC time to debut de la terre
kkalsi 3:637374dbfc6d 253 sample.attach(&interuptTimer, 0.05); // période d'échantillonage chaque 50ms
kkalsi 3:637374dbfc6d 254 while(1) {}
vincentlabbe 0:0fb169e1b9b4 255 }
vincentlabbe 1:a18a07e03e7d 256