can ok

spi.cpp

@@ -2,6 +2,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <unistd.h>
+#include <time.h>
 
 #include <net/if.h>
 #include <sys/socket.h>
@@ -38,33 +39,25 @@ int main(int argc, char const *argv[])
     }
 
     frame.can_id = 0x708;
-    frame.can_dlc = 2;
-    frame.data[0] = 0xff;
-    frame.data[1] = 0xff; // 0b0100 0000
+    frame.can_dlc = 3;
+    frame.data[0] = 0x1c + 0x02;
+    frame.data[1] = 0x40; // 0b0100 0000
+    frame.data[2] = 0x40;
 
     if (write(fd, &frame, sizeof(struct can_frame)) != sizeof(struct can_frame)) {
         perror("error write");
         exit(EXIT_FAILURE);
     }
 
-    // int nbytes;
-    // struct can_frame readframe;
+    /* Laisse la LED allumée pendant 5 s avant de l'éteindre */
+    sleep(5);
 
-    // readframe.can_id = 0x700;
-
-    // nbytes = read(fd, &readframe, sizeof(struct can_frame));
-
-    // if (nbytes < 0) {
-    //     perror("reading");
-    //     exit(EXIT_FAILURE);
-    // }
+    frame.data[2] = 0x00;
+    if (write(fd, &frame, sizeof(struct can_frame)) != sizeof(struct can_frame)) {
+        perror("error write");
+        exit(EXIT_FAILURE);
+    }
 
-    // printf("0x%x [%d]\n", readframe.can_id, readframe.can_dlc);
-    // for (int i = 0; i < frame.can_dlc; i++)
-    // {
-    //     printf("0x\n", readframe.data[i]);
-    // }
-    
 
     return 0;