pxt-calliope/docs/reference/devices/on-signal-strength-changed.md
2016-11-01 10:42:42 -07:00

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On Signal Strength Changed

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

~hint

The functions in the devices namespace allow the @boardname@ 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 @boardname@ apps available for the remote device.

~

devices.onSignalStrengthChanged(() => {})

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, signal strength

devices