Revert "test"

This reverts commit f8a41af344.

src/main.c

@@ -35,14 +35,14 @@ int main(void)
 
     printf("system start!\r\n");
 
-    // ultrasonic_config();
+    ultrasonic_config();
 
     while(1){
-        // gd60914_get_object_tempture();
+        gd60914_get_object_tempture();
 
         delay_ms(50);
 
-        // ultrasonic_pwm_out_cycles(ULTRASONIC_TX_CYCLES);
+        ultrasonic_pwm_out_cycles(ULTRASONIC_TX_CYCLES);
 
         watchdog_reload();
     }