diff --git a/mp_i2c_master/vision.py b/mp_i2c_master/vision.py
index bcaeed0..8514063 100644
--- a/mp_i2c_master/vision.py
+++ b/mp_i2c_master/vision.py
@@ -82,6 +82,7 @@ class Vision:
             self.i2c = I2C(0, sda=Pin(sda), scl=Pin(scl), freq=freq)
         else:
             self.i2c = i2c
+        time.sleep(1)
 
     @staticmethod
     def _bus_recover(sda_pin, scl_pin):