Microbit Robot Transmittor

control.onEvent(EventBusSource.MICROBIT_ID_BUTTON_AB, EventBusValue.MICROBIT_BUTTON_EVT_CLICK, function () {
    if (Button_B_state == 1) {
        Button_B_state = 0
        setNose()
    } else {
        Button_B_state = 1
        setNose()
    }
    radio.sendValue("Lights", Button_B_state)
})
control.onEvent(EventBusSource.MICROBIT_ID_BUTTON_B, EventBusValue.MICROBIT_BUTTON_EVT_CLICK, function () {
    if (face == 1) {
        face = 0
        basic.showIcon(IconNames.Happy)
        setNose()
    } else {
        face = 1
        basic.showIcon(IconNames.Sad)
        setNose()
    }
    radio.sendValue("Face", face)
})
let face = 0
let Button_B_state = 0
radio.setGroup(1)
basic.showIcon(IconNames.Happy)
let setNose = () => {
    if (Button_B_state == 1)
        led.plot(2, 2)
    else
        led.unplot(2, 2)
}
basic.forever(function () {
    if (input.buttonIsPressed(Button.A)) {
        radio.sendValue("Pitch", input.rotation(Rotation.Pitch))
        radio.sendValue("Roll", input.rotation(Rotation.Roll))
    } else {
        radio.sendValue("Pitch", 0)
        radio.sendValue("Roll", 0)
    }
})