# wx.startAccelerometer(Object object)

Start from base library version 1.1.0. Please remaining backward compatible.

Starts listening on acceleration data.

# Parameters

Property	Type	Default Value	Required	Description	Minimum Version
interval	string	normal	No	The execution frequency of the acceleration data listening callback function.	2.1.0
success	function		No	The callback function for a successful API call
fail	function		No	The callback function for a failed API call
complete	function		No	The callback function used when the API call completed (always executed whether the call succeeds or fails)

Valid values of object.interval

Value	Description	Minimum Version
game	The execution interval of the callback for game updates, which is about 20 ms.
ui	The execution interval of the callback for UI updates, which is about 60 ms.
normal	The normal callback interval, which is about 200 ms.

wx.startAccelerometer({
  interval: 'game'
})

Based on the device performance and current CPU and memory usage, the interval setting may be different from the actual execution frequency of the wx.onAccelerometerChange() callback function.