_Project-Callicar_FernbedienungV-4.js

let y_axis = 0
let x_axis = 0
let alarm = false
let show_led = [-1, -1]

// Um Gyrosteuerung zu deaktivieren und Knopfsteuerung als Startmodus zu wählen - setze diesen Wert zu 1
// To deactivate gyro-control and to set the startmode to button-control - set this to 1
let play_mode = 0  // Default: 0

// Wenn das Auto im Modus Knopfsteuerung ist, wie sehr soll dann zu Seite gelenkt werden? Standard: 800
const DIRECTION_BUTTON_CONTROL = 800  // Default: 800

oledssd1306.initDisplay()
oledssd1306.setTextXY(0, 2)
oledssd1306.writeString("Geschwindigkeit:")

// Einstellungen für die Drahtlosverbindung
radio.setGroup(0)
radio.setTransmitPower(7)  // Max=7

radio.onDataPacketReceived(({receivedString: m, receivedNumber: d}) => {
    let dataInt = d
    let mode = m
    if (dataInt != dataInt) {
        // dataInt is NaN
        dataInt = 0
    }
    if (mode == "retunspeed") {
        let speeddata = dataInt
    }
})

// Buttons
basic.forever(() => {
    if (play_mode == 0) {
        if (input.buttonIsPressed(Button.A)) {
            alarm = true
            radio.sendValue("alarm", 1)
            music.playTone(262, music.beat(BeatFraction.Quarter))
            basic.setLedColor(Colors.Purple)
        } else if (alarm) {
            alarm = false
            basic.setLedColor(0)
        }
        if (input.buttonIsPressed(Button.B)) {
            // wechsele zu Knopfsteuerung
            play_mode = 1
            basic.pause(300) // Diese Pause ist notwendig, weil sonst der B-Knopf direkt als Steuerung erkannt wird
        }
    } else if (play_mode == 1) {
        // manuelles Fahren
        if (input.buttonIsPressed(Button.A) && input.buttonIsPressed(Button.B)) {
            x_axis = 0
            y_axis = -1023
        } else if (input.buttonIsPressed(Button.A)) {
            x_axis = -1 * DIRECTION_BUTTON_CONTROL
            y_axis = -1023
        } else if (input.buttonIsPressed(Button.B)) {
            x_axis = DIRECTION_BUTTON_CONTROL
            y_axis = -1023
        } else {
            x_axis = 0
            y_axis = 1023
        }
        basic.setLedColor(Colors.Yellow)
    }
})

// LED-Matrix & Fernsteuerung
basic.forever(() => {
    if (play_mode == 0) {
        // Sensordaten
        x_axis = input.acceleration(Dimension.X)
        y_axis = input.acceleration(Dimension.Y)
    }

    // Setze neue LED-Koordinate
    led.unplot(show_led[0], show_led[1])
    show_led[0] = pins.map(
        x_axis,
        -1023,
        1023,
        -1,
        5
    )
    if (show_led[0] == -1) {
        show_led[0] = 0
    }
    if (show_led[0] == 5) {
        show_led[0] = 4
    }
    show_led[1] = pins.map(
        y_axis,
        1023,
        -1023,
        5,
        -1
    )
    if (show_led[1] == -1) {
        show_led[1] = 0
    }
    if (show_led[1] == 5) {
        show_led[1] = 4
    }
    led.plot(show_led[0], show_led[1])

    // Sende Daten an Auto
    radio.sendValue("direction", x_axis)
    radio.sendValue("speed", y_axis)
})
basic.forever(function() {
    oledssd1306.setTextXY(1, 7)
    oledssd1306.writeNumber(speeddata)
    basic.pause(1000)
})