on Received Message

Run part of a program when the micro:bit receives a message over radio.

radio.onReceivedMessage(0, function() {})

Parameters

• msg: The message to listen for. See send message

Example

Send a Hello message when button A is pressed, Goodbye when button B is pressed. If the messages are received, display either a heart or a scissor for the messages.

enum RadioMessage {
    message1 = 49434,
    Hello = 49337,
    Goodbye = 16885
}
input.onButtonPressed(Button.A, function () {
    radio.sendMessage(RadioMessage.Hello)
})
radio.onReceivedMessage(RadioMessage.Hello, function () {
    basic.showIcon(IconNames.Heart)
})
input.onButtonPressed(Button.B, function () {
    radio.sendMessage(RadioMessage.Goodbye)
})
radio.onReceivedMessage(RadioMessage.Goodbye, function () {
    basic.showIcon(IconNames.Scissors)
})

See also

send message,

radio-broadcast