Traceback (most recent call last):
File “<stdin>”, line 1, in <module>
File “<string>”, line 43
SyntaxError: invalid syntax
Below is my main code.
Code: Select all
from machine import Pin, ADC from time import sleep ldr = ADC(0) def sub_cb(topic, msg): print((topic, msg)) if topic == b'notification' and msg == b'received': print('ESP received hello message') def connect_and_subscribe(): global client_id, mqtt_server, topic_sub client = MQTTClient(client_id, mqtt_server) client.set_callback(sub_cb) client.connect() client.subscribe(topic_sub) print('Connected to %s MQTT broker, subscribed to %s topic' % (mqtt_server, topic_sub)) return client def restart_and_reconnect(): print('Failed to connect to MQTT broker. Reconnecting...') time.sleep(10) machine.reset() try: client = connect_and_subscribe() except OSError as e: restart_and_reconnect() while True: ldrValue = ldr.read() print(ldrValue) sleep(0.1) if ldrValue >= 350 msg = b'laser0 #%d' % counter client.publish(topic_pub, msg) last_message = time.time() counter += 1 except OSError as e: restart_and_reconnect()