diff --git a/platforms/firmata/firmata_adaptor.go b/platforms/firmata/firmata_adaptor.go
index 113a83b6c..db14e3d0c 100644
--- a/platforms/firmata/firmata_adaptor.go
+++ b/platforms/firmata/firmata_adaptor.go
@@ -66,6 +66,7 @@ func (f *FirmataAdaptor) Connect() (errs []error) {
 	if err := f.connect(f); err != nil {
 		return []error{err}
 	}
+	f.board.connect()
 	f.SetConnected(true)
 	return
 }
diff --git a/platforms/opencv/camera_driver.go b/platforms/opencv/camera_driver.go
index f07aeb4a2..2b8e2f947 100644
--- a/platforms/opencv/camera_driver.go
+++ b/platforms/opencv/camera_driver.go
@@ -61,7 +61,7 @@ func (c *CameraDriver) Start() (errs []error) {
 			<-time.After(c.Interval())
 		}
 	}()
-	return true
+	return
 }
 
 // Halt stops camera driver