pxt-calliope/docs/reference/radio/send-value.md

Send Number

Broadcast a (name,number) pair to other micro:bits connected via radio.

Parameters

• name - a string to send
• num - a number to send.

Simulator

This function only works on the micro:bit, not in browsers.

Example: Broadcasting acceleration

This example broadcasts the value of your micro:bit's acceleration in the x direction (left and right) to other micro:bits. This kind of program might be useful in a model car or model rocket.

input.onButtonPressed(Button.A, () => {
    radio.sendValue("acc",input.acceleration(Dimension.X))
})

See also

receive number, on data received