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Content import umqtt.simple import easywifi from machine import UART def write_step(step,val): if val > 180.0: val = 180.0 uart.write("s%i %i\n"%(step,180 - val)) def handle_co2(step,a): write_step(step, (a/4000.0)*180.0) def handle_temp(step,a): write_step(step, ((a + 50.0)/100.0)*180.0) def handle_rh(step,a): write_step(step, (a/100.0 )*180.0) def sub_cb(topic, msg): print((topic, msg)) try: tp = topic.decode("utf-8") ms = msg.decode("utf-8") s = ms.split(" ")[0] a = float(s) print(topic,"=",a) if tp == "revspace/sensors/co2": print("CO2, %i" %a) handle_co2(0,a) elif tp == "revspace/sensors/co2/mhz19": print("CO2, %i" %a) handle_co2(1,a) elif tp == "revspace/sensors/temperature/12/1": print("CO2, %i" %a) handle_temp(2,a) elif tp == "revspace/sensors/temperature/12/2": print("CO2, %i" %a) handle_temp(3,a) elif tp == "revspace/sensors/temperature/2/5": print("CO2, %i" %a) handle_temp(4,a) elif tp == "revspace/sensors/temperature/5/1": print("CO2, %i" %a) handle_temp(5,a) elif tp == "revspace/sensors/temperature/5/2": print("CO2, %i" %a) handle_temp(6,a) elif tp == "revspace/sensors/temperature/5/3": print("CO2, %i" %a) handle_temp(7,a) elif tp == "revspace/sensors/humdity": print("CO2, %i" %a) handle_rh(8,a) elif tp == "revspace/sensors/humidity/2/5": print("CO2, %i" %a) handle_rh(9,a) except: print("boohbooh") def main(): global clnt global uart clnt = "" uart = UART(2,9600) print("WIFI") easywifi.enable() print("Init") clnt = umqtt.simple.MQTTClient("umqtt_client","revspace.nl") clnt.set_callback(sub_cb) print("Connect") clnt.connect() clnt.subscribe(b"revspace/#") while True: clnt.wait_msg() main()