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Content import easywifi, easydraw, urandom, gc, badge, ugfx from time import * easydraw.msg("Connecting to WiFi", title = 'Still Connecting Anyway...', reset = True) easywifi.enable(True) if easywifi.state==False: easydraw.msg("not connected, waiting 5secs to try again") badge.eink_busy_wait() import machine machine.deepsleep(5000) easydraw.msg("Connecting to MQTT") from umqtt.simple import MQTTClient # Callback, received messages will go here def mqtt_callback(topic, msg): ugfx.clear(ugfx.WHITE) ugfx.flush() ugfx.clear(ugfx.BLACK) ugfx.flush() ugfx.clear(ugfx.WHITE) ugfx.flush() ugfx.clear(ugfx.BLACK) ugfx.flush() ugfx.clear(ugfx.WHITE) ugfx.flush() # Clear the screen a few times to prevent ghosting ugfx.string(0, 0, "NOTICE", "PermanentMarker22", ugfx.BLACK) ugfx.string_box(0, 25, 296, 70, msg, "Roboto_Regular12", ugfx.BLACK, ugfx.justifyLeft) ugfx.string_box(0, 95, 296, 30, "i am listening for notices on MQTT @ " + str(topic), "Roboto_Regular12", ugfx.BLACK, ugfx.justifyCenter) ugfx.flush() def main(server="mqtt.bitlair.nl"): owner_name = badge.nvs_get_str("owner", "name", "HELP IK HEB GEEN OWNER NAME") clientname = "noticeboard_" + owner_name topic = b"bitlair/noticeboard/" + owner_name client = MQTTClient(clientname, server) client.set_callback(mqtt_callback) client.connect() client.subscribe(topic) easydraw.msg("connected, subscribed to topic") easydraw.msg(str(topic)) client.check_msg() while True: gc.collect() client.check_msg() sleep(1) client.disconnect() easydraw.msg("disconnected, broke out of main loop for some reason") main()