Leo Merel
/
APP4
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rtos_basic
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Revision 16:a163a7c0315b, committed 2018-10-23
- Comitter:
- jpbaillargeon
- Date:
- Tue Oct 23 00:56:17 2018 +0000
- Parent:
- 15:872151771dec
- Child:
- 17:53d4674cb37f
- Commit message:
- :)
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/main.cpp Mon Oct 22 21:16:22 2018 +0000
+++ b/main.cpp Tue Oct 23 00:56:17 2018 +0000
@@ -22,7 +22,7 @@
bool front;
} message_t;
-Mail<message_t,16> mail_box;
+Mail<message_t,64> mail_box;
Timer timer;
int etat;
@@ -35,6 +35,19 @@
0,0,1,0,1,0,0,0,
1,0,1,0,1,1,0,0};
+//CRC16 (détection des erreurs) ----------------------------------------------------------------------------------------------------
+unsigned short crc16(bool* data_p, int length){
+ unsigned char x;
+ unsigned short crc = 0xFFFF;
+
+ while (length--){
+ x = crc >> 8 ^ *data_p++;
+ x ^= x>>4;
+ crc = (crc << 8) ^ ((unsigned short)(x << 12)) ^ ((unsigned short)(x <<5)) ^ ((unsigned short)x);
+ }
+ return crc;
+}
+
//convert length from int to binary -----------------------------------------------------------------------------------------------------
bool r;
void int_to_bin(bool bin[8], int length){ //Fonctionne
@@ -117,9 +130,12 @@
message++;
}
//CRC16
+ unsigned short crc = crc16(messageUtile, (int)sizeof(messageUtile));
+ printf("/r/n -----------------%d-------------/r/n", crc);
+ int_to_bin(bin, crc);
for(int i=0; i<8; i++){
- *message=0;
- message++;
+ *message=bin[i];
+ message++;
}
for(int i=0; i<8; i++){
*message=START_END[i];
@@ -130,16 +146,15 @@
//Envoi d'une trame ----------------------------------------------------------------------------------------------------------------
void envoiTrame(){
bool app=false;
+ int length3 = sizeof(messageUtile);
+ bool message3[length3+6*8];
+ bool manchester3[(length3+6*8)*2];
+
+ creationTrame(message3,length3);
+ convertMessageToManchester(manchester3, message3,length3+6*8);
while(1){
- /*int length3 = sizeof(messageUtile);
- bool message3[length3+6*8];
- bool manchester3[(length3+6*8)*2];
-
- creationTrame(message3,length3);
- convertMessageToManchester(manchester3, message3,length3+6*8);*/
-
if(pin12 && !app){
- bool manchester3[16] = {0,1,1,0,0,1,1,0,0,1,1,0,0,1,1,0};
+ //bool manchester3[32] = {1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,0,1,1,0,0,1,1,0,0,1,1,0,0,1,1,0};
app=true;
for(int i=0; i<sizeof(manchester3); i++){
dout = manchester3[i];
@@ -152,81 +167,202 @@
}
}
-//CRC16 (détection des erreurs) ----------------------------------------------------------------------------------------------------
-unsigned short crc16(const unsigned char* data_p, unsigned char length){
- unsigned char x;
- unsigned short crc = 0xFFFF;
+
- while (length--){
- x = crc >> 8 ^ *data_p++;
- x ^= x>>4;
- crc = (crc << 8) ^ ((unsigned short)(x << 12)) ^ ((unsigned short)(x <<5)) ^ ((unsigned short)x);
- }
- return crc;
-}
-bool preambule[8];
//detection du préambule
void detectionPreambule() {
int compteur = 0;
int prev_time;
int t;
+ bool preambule[8];
+ bool start[8];
+ bool flag[8];
+ bool longueur[8];
+ bool message[64];
+ bool checksum[8];
+ bool end[8];
+ int longInt;
+ bool bin2[8];
while(1){
osEvent evt = mail_box.get();
if (evt.status == osEventMail) {
message_t *f = (message_t*)evt.value.p;
- //printf("%d",*f);
led3 = f->front;
t = f->time;
- if(f->front == 0){
- if(etat==0){
+ if(etat==0) {
+ if(f->front == 0){
compteur=0;
timer.start();
printf("%d Time : %d , compteur: %d\r\n", f->front, t, compteur);
preambule[compteur] = f->front;
+ prev_time = t;
+ compteur++;
etat = 1;
+ printf("-----ETAT 1-----\r\n");
}
- else if(etat==2){
- if((t-prev_time)<=35 && (t-prev_time)>=25){
+ }
+
+ else if(etat==1) {
+ if(f->front==1){
+ if((t-prev_time)<=35 && (t-prev_time)>=20){
printf("%d Time : %d , compteur: %d\r\n", f->front, t, compteur);
preambule[compteur] = f->front;
+ prev_time = t;
+ compteur++;
+ etat = 2;
+ printf("-----ETAT 2-----\r\n");
+ }
+ else{
+ etat=0;
+ printf("------FAIL------\r\n");
}
}
}
- else if(f->front==1){
- if(etat ==1){
- if((t-prev_time)<=35 && (t-prev_time)>=25){
+
+ else if(etat==2) {
+ if((t-prev_time)<=35 && (t-prev_time)>=20){
+ printf("%d Time : %d , compteur: %d\r\n", f->front, t, compteur);
+ preambule[compteur] = f->front;
+ prev_time = t;
+ compteur++;
+ }
+ }
+
+ else if(etat ==3) {
+ if((t-prev_time)<=35 && (t-prev_time)>=20){
printf("%d Time : %d , compteur: %d\r\n", f->front, t, compteur);
- preambule[compteur] = f->front;
- etat = 2;
- }
- else{
- etat=0;
- }
+ start[compteur-8] = f->front;
+ prev_time = t;
+ compteur++;
}
- else if(etat ==2){
- if((t-prev_time)<=35 && (t-prev_time)>=25){
+ }
+
+ else if(etat ==4) {
+ if((t-prev_time)<=35 && (t-prev_time)>=20){
+ printf("%d Time : %d , compteur: %d\r\n", f->front, t, compteur);
+ flag[compteur-16] = f->front;
+ prev_time = t;
+ compteur++;
+ }
+ }
+
+ else if(etat ==5) {
+ if((t-prev_time)<=35 && (t-prev_time)>=20){
printf("%d Time : %d , compteur: %d\r\n", f->front, t, compteur);
- preambule[compteur] = f->front;
- }
+ longueur[compteur-24] = f->front;
+ prev_time = t;
+ compteur++;
+ }
+ }
+ else if(etat ==6) {
+ if((t-prev_time)<=35 && (t-prev_time)>=20){
+ printf("%d Time : %d , compteur: %d\r\n", f->front, t, compteur);
+ message[compteur-32]= f->front;
+ prev_time = t;
+ compteur++;
}
-
- }
- prev_time = t;
+ }
+ else if(etat ==7) {
+ if((t-prev_time)<=35 && (t-prev_time)>=20){
+ printf("%d Time : %d , compteur: %d\r\n", f->front, t, compteur);
+ checksum[compteur-32-longInt]= f->front;
+ prev_time = t;
+ compteur++;
+ }
+ }
+ else if(etat ==8) {
+ if((t-prev_time)<=35 && (t-prev_time)>=20){
+ printf("%d Time : %d , compteur: %d\r\n", f->front, t, compteur);
+ end[compteur-40-longInt]= f->front;
+ prev_time = t;
+ compteur++;
+ }
+ }
mail_box.free(f);
- compteur++;
}
- printf("----------------- compteur: %d, temps: %d\r\n", compteur, t);
+
if(compteur ==8){
- etat = 0;
- for(int i=0; i<sizeof(preambule);i++){
- if(i>0 && i%2 == 0){
- printf(" ");
+ for(int i=0; i<8;i++){
+ if(preambule[i]!= PREAMBULE[i])
+ {
+ etat =0;
+ printf("------FAIL------\r\n");
}
printf("%d", preambule[i]);
}
printf("\r\n");
+ etat = 3;
+ printf("-----ETAT 3-----\r\n");
}
+ else if(compteur ==16) {
+ for(int i=0; i<8;i++){
+ if(start[i]!= START_END[i])
+ {
+ etat =0;
+ printf("------FAIL------\r\n");
+ }
+ printf("%d", start[i]);
+ }
+ printf("\r\n");
+ etat =4;
+ printf("-----ETAT 4-----\r\n");
+ }
+ else if(compteur==24) {
+ for(int i=0; i<8;i++){
+ printf("%d", flag[i]);
+ }
+ printf("\r\n");
+ etat =5;
+ printf("-----ETAT 5 -----\r\n");
+ }
+ else if(compteur==32) {
+ longInt=0;
+ for(int i = 0; i<8; i++) {
+ longInt = longInt*2+longueur[i];
+ }
+ printf("%d\r\n", longInt);
+ etat =6;
+ printf("-----ETAT 6 -----\r\n");
+ }
+ else if(compteur==32+longInt) {
+ for(int i=0; i<longInt;i++){
+ printf("%d", message[i]);
+ }
+ printf("\r\n");
+ etat =7;
+ printf("-----ETAT 7-----\r\n");
+ }
+
+ else if(compteur == 40 +longInt) {
+ unsigned short crc = crc16(message, (int)sizeof(message));
+ printf("/r/n -----------------%d-------------/r/n", crc);
+ int_to_bin(checksum, crc);
+ for(int i=0; i<8;i++){
+ printf("%d", checksum[i]);
+ /*if(bin[i] != checksum[i]) {
+ etat =0;
+ printf("------FAIL------\r\n");
+ } */
+ }
+
+ printf("\r\n");
+ etat =8;
+ printf("-----ETAT 8-----\r\n");
+ }
+ else if(compteur == 48 +longInt) {
+ for(int i=0; i<8;i++){
+ if(end[i]!= START_END[i])
+ {
+ etat =0;
+ printf("------FAIL------\r\n");
+ }
+ printf("%d", end[i]);
+ }
+ printf("\r\n");
+ etat =0;
+ printf("-----ETAT 0-----\r\n");
+ }
}
}
@@ -333,5 +469,4 @@
wait(0.25);
}
}
-
-
+
\ No newline at end of file