jeder_scrollt_mit

# Dieser micro:bit wird Teil einer "Nachrichten-Kette": Nachrichten werden
# auf einem Kanal empfangen, angezeigt und im nächsten Kanal weiter gesendet.
# Diese Version verwendet einen scroll:bit; dazu muss scrollbit.py am micro:bit
# installiert sein, siehe https://github.com/pimoroni/micropython-scrollbit
# Copyright 2023, 2024 Roland Richter                [Mu: BBC micro:bit]

import microbit
import scrollbit
import radio

def set_my_channel():
    global my_channel
    microbit.display.show(str(my_channel))
    radio.config(channel=my_channel)

my_channel = 0
radio.on()
set_my_channel()

while True:
    if microbit.button_a.is_pressed():
        my_channel = 0
        set_my_channel()
        while microbit.button_a.is_pressed():
            pass

    elif microbit.button_b.is_pressed():
        my_channel += 1
        set_my_channel()
        while microbit.button_b.is_pressed():
            pass

    incoming = radio.receive()
    if incoming is not None:
        scrollbit.scroll(str(incoming))
        neighbour = my_channel + 1
        radio.config(channel=neighbour)
        radio.config(power=3)
        radio.send(str(incoming))
        radio.config(channel=my_channel)

# ----------------------------------------------------------------------
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.