diff --git a/platforms/gpio/analog_sensor_driver.go b/platforms/gpio/analog_sensor_driver.go
index d61e7fea..4e39c4ed 100644
--- a/platforms/gpio/analog_sensor_driver.go
+++ b/platforms/gpio/analog_sensor_driver.go
@@ -22,7 +22,7 @@ type AnalogSensorDriver struct {
 //
 // Adds the following API Commands:
 // 	"Read" - See AnalogSensor.Read
-func NewAnalogSensorDriver(a AnalogReader, name string, pin string) *AnalogSensorDriver {
+func NewAnalogSensorDriver(a AnalogReader, name string, pin string, v ...time.Duration) *AnalogSensorDriver {
 	d := &AnalogSensorDriver{
 		name:       name,
 		connection: a.(gobot.Connection),
@@ -32,6 +32,10 @@ func NewAnalogSensorDriver(a AnalogReader, name string, pin string) *AnalogSenso
 		interval:   10 * time.Millisecond,
 	}
 
+	if len(v) > 0 {
+		d.interval = v[0]
+	}
+
 	d.AddEvent("data")
 	d.AddEvent("error")
 	d.AddCommand("Read", func(params map[string]interface{}) interface{} {
diff --git a/platforms/gpio/makey_button_driver.go b/platforms/gpio/makey_button_driver.go
index b3fe8c63..d5caaeb8 100644
--- a/platforms/gpio/makey_button_driver.go
+++ b/platforms/gpio/makey_button_driver.go
@@ -20,7 +20,7 @@ type MakeyButtonDriver struct {
 }
 
 // NewMakeyButtonDriver returns a new MakeyButtonDriver given a DigitalRead, name and pin.
-func NewMakeyButtonDriver(a DigitalReader, name string, pin string) *MakeyButtonDriver {
+func NewMakeyButtonDriver(a DigitalReader, name string, pin string, v ...time.Duration) *MakeyButtonDriver {
 	m := &MakeyButtonDriver{
 		name:       name,
 		connection: a.(gobot.Connection),
@@ -30,6 +30,10 @@ func NewMakeyButtonDriver(a DigitalReader, name string, pin string) *MakeyButton
 		interval:   10 * time.Millisecond,
 	}
 
+	if len(v) > 0 {
+		m.interval = v[0]
+	}
+
 	m.AddEvent("error")
 	m.AddEvent("push")
 	m.AddEvent("release")
diff --git a/platforms/i2c/hmc6352_driver.go b/platforms/i2c/hmc6352_driver.go
index b4fe8409..feaef44f 100644
--- a/platforms/i2c/hmc6352_driver.go
+++ b/platforms/i2c/hmc6352_driver.go
@@ -29,8 +29,7 @@ func (h *HMC6352Driver) adaptor() I2cInterface {
 	return h.Connection().(I2cInterface)
 }
 
-// Start writes initialization bytes and reads from adaptor
-// using specified interval to update Heading
+// Start initialized the hmc6352
 func (h *HMC6352Driver) Start() (errs []error) {
 	if err := h.adaptor().I2cStart(0x21); err != nil {
 		return []error{err}
diff --git a/platforms/i2c/mpl115a2_driver.go b/platforms/i2c/mpl115a2_driver.go
index 994e8b6a..cd9095f0 100644
--- a/platforms/i2c/mpl115a2_driver.go
+++ b/platforms/i2c/mpl115a2_driver.go
@@ -38,13 +38,17 @@ type MPL115A2Driver struct {
 }
 
 // NewMPL115A2Driver creates a new driver with specified name and i2c interface
-func NewMPL115A2Driver(a I2cInterface, name string) *MPL115A2Driver {
+func NewMPL115A2Driver(a I2cInterface, name string, v ...time.Duration) *MPL115A2Driver {
 	m := &MPL115A2Driver{
 		name:       name,
 		connection: a.(gobot.Connection),
 		Eventer:    gobot.NewEventer(),
 		interval:   10 * time.Millisecond,
 	}
+
+	if len(v) > 0 {
+		m.interval = v[0]
+	}
 	m.AddEvent("error")
 	return m
 }
diff --git a/platforms/i2c/mpu6050_driver.go b/platforms/i2c/mpu6050_driver.go
index 66d14e62..0e0d89c2 100644
--- a/platforms/i2c/mpu6050_driver.go
+++ b/platforms/i2c/mpu6050_driver.go
@@ -32,23 +32,28 @@ type ThreeDData struct {
 }
 
 type MPU6050Driver struct {
-	name       string
-	connection gobot.Connection
-	interval   time.Duration
-	gobot.Eventer
+	name          string
+	connection    gobot.Connection
+	interval      time.Duration
 	Accelerometer ThreeDData
 	Gyroscope     ThreeDData
 	Temperature   int16
+	gobot.Eventer
 }
 
 // NewMPU6050Driver creates a new driver with specified name and i2c interface
-func NewMPU6050Driver(a I2cInterface, name string) *MPU6050Driver {
+func NewMPU6050Driver(a I2cInterface, name string, v ...time.Duration) *MPU6050Driver {
 	m := &MPU6050Driver{
 		name:       name,
 		connection: a.(gobot.Connection),
 		interval:   10 * time.Millisecond,
 		Eventer:    gobot.NewEventer(),
 	}
+
+	if len(v) > 0 {
+		m.interval = v[0]
+	}
+
 	m.AddEvent("error")
 	return m
 }
diff --git a/platforms/i2c/wiichuck_driver.go b/platforms/i2c/wiichuck_driver.go
index 2f854ce8..9c92dbf7 100644
--- a/platforms/i2c/wiichuck_driver.go
+++ b/platforms/i2c/wiichuck_driver.go
@@ -24,7 +24,7 @@ type WiichuckDriver struct {
 //	"z"- Get's triggered every interval amount of time if the z button is pressed
 //	"c" - Get's triggered every interval amount of time if the c button is pressed
 //	"joystick" - Get's triggered every "interval" amount of time if a joystick event occured, you can access values x, y
-func NewWiichuckDriver(a I2cInterface, name string) *WiichuckDriver {
+func NewWiichuckDriver(a I2cInterface, name string, v ...time.Duration) *WiichuckDriver {
 	w := &WiichuckDriver{
 		name:       name,
 		connection: a.(gobot.Connection),
@@ -42,6 +42,10 @@ func NewWiichuckDriver(a I2cInterface, name string) *WiichuckDriver {
 		},
 	}
 
+	if len(v) > 0 {
+		w.interval = v[0]
+	}
+
 	w.AddEvent("z")
 	w.AddEvent("c")
 	w.AddEvent("joystick")
diff --git a/platforms/joystick/joystick_driver.go b/platforms/joystick/joystick_driver.go
index 52127443..044c5a37 100644
--- a/platforms/joystick/joystick_driver.go
+++ b/platforms/joystick/joystick_driver.go
@@ -17,10 +17,10 @@ type JoystickDriver struct {
 	name       string
 	interval   time.Duration
 	connection gobot.Connection
-	gobot.Eventer
 	configPath string
 	config     joystickConfig
 	poll       func() sdl.Event
+	gobot.Eventer
 }
 
 // pair is a JSON representation of name and id
@@ -50,7 +50,7 @@ type joystickConfig struct {
 // It adds the following events:
 //     (button)_press - triggered when (button) is pressed
 //     (button)_release - triggered when (button) is released
-func NewJoystickDriver(a *JoystickAdaptor, name string, config string) *JoystickDriver {
+func NewJoystickDriver(a *JoystickAdaptor, name string, config string, v ...time.Duration) *JoystickDriver {
 	d := &JoystickDriver{
 		name:       name,
 		connection: a,
@@ -59,6 +59,11 @@ func NewJoystickDriver(a *JoystickAdaptor, name string, config string) *Joystick
 		poll: func() sdl.Event {
 			return sdl.PollEvent()
 		},
+		interval: 10 * time.Millisecond,
+	}
+
+	if len(v) > 0 {
+		d.interval = v[0]
 	}
 
 	d.AddEvent("error")
diff --git a/platforms/mavlink/mavlink_driver.go b/platforms/mavlink/mavlink_driver.go
index 2ffd123f..8f573fe7 100644
--- a/platforms/mavlink/mavlink_driver.go
+++ b/platforms/mavlink/mavlink_driver.go
@@ -24,7 +24,7 @@ type MavlinkInterface interface {
 // It add the following events:
 //	"packet" - triggered when a new packet is read
 //	"message" - triggered when a new valid message is processed
-func NewMavlinkDriver(a *MavlinkAdaptor, name string) *MavlinkDriver {
+func NewMavlinkDriver(a *MavlinkAdaptor, name string, v ...time.Duration) *MavlinkDriver {
 	m := &MavlinkDriver{
 		name:       name,
 		connection: a,
@@ -32,6 +32,10 @@ func NewMavlinkDriver(a *MavlinkAdaptor, name string) *MavlinkDriver {
 		interval:   10 * time.Millisecond,
 	}
 
+	if len(v) > 0 {
+		m.interval = v[0]
+	}
+
 	m.AddEvent("packet")
 	m.AddEvent("message")
 	m.AddEvent("error")
diff --git a/platforms/opencv/camera_driver.go b/platforms/opencv/camera_driver.go
index 7312f013..9b12aae3 100644
--- a/platforms/opencv/camera_driver.go
+++ b/platforms/opencv/camera_driver.go
@@ -22,7 +22,7 @@ type CameraDriver struct {
 
 // NewCameraDriver creates a new driver with specified name and source.
 // It also creates a start function to either set camera as a File or Camera capture.
-func NewCameraDriver(name string, source interface{}) *CameraDriver {
+func NewCameraDriver(name string, source interface{}, v ...time.Duration) *CameraDriver {
 	c := &CameraDriver{
 		name:     name,
 		Eventer:  gobot.NewEventer(),
@@ -41,6 +41,10 @@ func NewCameraDriver(name string, source interface{}) *CameraDriver {
 		},
 	}
 
+	if len(v) > 0 {
+		c.interval = v[0]
+	}
+
 	c.AddEvent("frame")
 
 	return c