Update main.c add uptime_sec check for 5 or 10 sec sleep at start

main.c

@@ -32,6 +32,11 @@ int main(int argc, char * argv[]) {
   fprintf(stderr, "Pi test result: %s\n", resbuffer);
   fclose(file_test);	
 
+  FILE * uptime_file = fopen("/proc/uptime", "r");
+  fscanf(uptime_file, "%f", & uptime_sec);
+  printf("Uptime sec: %f \n", uptime_sec);	  
+  fclose(uptime_file);
+  
   fprintf(stderr, " %x ", resbuffer[0]);
   fprintf(stderr, " %x \n", resbuffer[1]);	
   if ((resbuffer[0] == '9') && (resbuffer[1] == '0')) 
@@ -39,8 +44,11 @@ int main(int argc, char * argv[]) {
     // voltageThreshold = 3.7;
     printf("Pi Zero 2 detected\n");
     pi_zero_2_offset = 500;
+    if (uptime_sec > 30) {
+	printf("Sleep 5 sec");    
 	sleep(5);  // try sleep at start to help boot
     }
+  }
   else {
     printf("Pi Zero detected\n");
     FILE * command_file = fopen("/home/pi/CubeSatSim/command_control", "r");
@@ -54,8 +62,11 @@ int main(int argc, char * argv[]) {
 		    printf("Command and control Carrier (squelch) is ON\n");
 	    }
     }
+    if (uptime_sec > 30) {
+	printf("Sleep 10 sec");    
     	sleep(10);
     }
+  }
 	
   printf("\n\nCubeSatSim v1.3.2 starting...\n\n");