update delay

usr/main.c

@@ -125,7 +125,7 @@ int main(int argc, char *argv[]) {
         }
     pin_init();
     pwm_speed(); //pwm初始化，车为停止
-    Delay_Ms(60,0);
+    Delay_Ms(20,0);
 
     const char *readbuf=device_inspect();
 
@@ -140,7 +140,7 @@ int main(int argc, char *argv[]) {
     sprintf(TOPIC,"app2dev/%s",readbuf);
     sprintf(TOPIC3,"%s",readbuf);
     printf("1:%s,2:%s,3:%s\n",TOPIC,TOPIC2,TOPIC3);
-    system("pkill chromium-browser");
+    system("pkill  chromium");
     
     gStart=time(NULL);//开始时间戳