pxt-calliope/docs/reference/devices/on-signal-strength-changed.md
2016-03-25 16:47:20 -07:00

1.1 KiB

On Signal Strength Changed

The on signal strength changed function. #docs #devices #ble

Register code to run when the signal strength of the paired device changes.

Bluetooth required

The functions in the devices namespace allow the BBC micro:bit to communicate with a separate (remote) device, such as a smartphone, over Bluetooth (Smart).

The set of supported events will depend on the remote device and the BBC micro:bit apps available for the remote device.

Block Editor

KindScript

export function onSignalStrengthChanged(body:td.Action)

Parameters

  • body: code to run when the signal strength changes.

Examples

Display the signal strength on screen:

devices.onSignalStrengthChanged(() => {
    basic.showNumber(devices.signalStrength(), 150)
})

See Also

tell remote control to, raise alert to, on notified, signal strength