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Content import ugfx, wifi, badge, urandom from umqtt.simple import MQTTClient from time import sleep def go_home(pushed): if(pushed): import machine machine.deepsleep(1) def drawGraph(xpos,ypos,xsize,ysize,data,unit = ''): maxdata = xsize/4 #Draw Frame ugfx.line(xpos ,ypos ,xpos+xsize,ypos ,ugfx.BLACK) ugfx.line(xpos ,ypos ,xpos ,ypos+ysize,ugfx.BLACK) ugfx.line(xpos ,ypos+ysize,xpos+xsize,ypos+ysize,ugfx.BLACK) ugfx.line(xpos+xsize,ypos ,xpos+xsize,ypos+ysize,ugfx.BLACK) #Find Max and min values minyval =data[0] maxyval =data[0] for d in data: if d>maxyval: maxyval=d if d<minyval: minyval=d #print("[GRAPH] Min X:" + str(minyval) + " MaxX:" + str(maxyval)) dataCount = 0 xstart = xpos+xsize ystart = ypos+ysize maxy = int(ysize*0.9) lastx= xstart lasty= ystart count = 0 #Draw ugfx.string(xpos+1,ypos+ysize-14,str(data[-1])+unit, "Roboto_Regular12", ugfx.BLACK) for d in reversed(data): dataCount = dataCount+1 if dataCount>maxdata: break x = xstart-count if maxyval == 0 : maxyval=1 y = ystart-int((float(d)/float(maxyval))*float(maxy)) ugfx.line(lastx,lasty,x,y,ugfx.BLACK) lastx = x lasty = y count = count+4 psuvoltage=0 psucurrent=0 psutemperature=0 current=['0.0','0.0', '0.0','0.0', '0.0','0.0'] notification=['','','','','',''] error=['','','','','',''] ledjes=[0,0,0,0,0,0] laptopChargerVolt ='0.0' laptopChargerCurrent ='0.0' laptopChargerWatts ='0.0' laptopChargerTemp ='0.0' laptopChargerHumid ='0.0' laptopChargerCurrenta =[0] laptopChargerWattsa =[0] laptopChargerTempa =[0] laptopChargerHumida =[0] psuvoltagea =[0] psucurrenta =[0] psutemperaturea =[0] psuwattsa =[0] # Received messages from subscriptions will be delivered to this callback def sub_cb(topic, msg): global psuvoltage global psucurrent global psutemperature global error global notification global ledjes global laptopChargerVolt global laptopChargerCurrent global laptopChargerWatts global laptopChargerTemp global laptopChargerHumid print((topic, msg)) #lets strip all the extra characters message = (msg.decode('utf-8')) message = message.replace('\x08', '') message = message.replace('\x05', '') message = message.replace(',', '.') message = message.strip() try: message = float(message) except: message = 0 updated = 0 if(topic.decode('utf-8')=='altpwr/psu/voltage'): psuvoltage = message psuvoltagea.append(float(message)) psuwattsa.append(psucurrent*psuvoltage) updated = 1 if(topic.decode('utf-8')=='altpwr/psu/current'): psucurrent = message psucurrenta.append(float(message)) psuwattsa.append(psucurrent*psuvoltage) updated = 1 if(topic.decode('utf-8')=='altpwr/psu/temperature'): psutemperature = message psutemperaturea.append(float(message)) updated = 1 if(topic.decode('utf-8')=='altpwr/node/laptopChargeStation/temperature'): laptopChargerTemp = message laptopChargerTempa.append(message) updated = 1 if(topic.decode('utf-8')=='altpwr/node/laptopChargeStation/humidity'): laptopChargerHumid = message laptopChargerHumida.append(message) updated = 1 if(topic.decode('utf-8')=='altpwr/node/laptopChargeStation/watts'): laptopChargerWatts = message laptopChargerWattsa.append(message) updated = 1 if(topic.decode('utf-8')=='altpwr/node/laptopChargeStation/voltage'): laptopChargerVolt = message updated = 1 if(topic.decode('utf-8')=='altpwr/node/laptopChargeStation/current'): laptopChargerCurrent = message laptopChargerCurrenta.append(message) updated = 1 if not updated: return 0 ugfx.clear(ugfx.WHITE) ugfx.string(112,1,"ALTPWR.NET PSU","Roboto_Black22", 0) badge.eink_png(0,0,'/lib/altpwrnetmonitor/altpwr.png') ugfx.line(65,23,291,23,ugfx.BLACK) if len(psuvoltagea)>25: psuvoltagea.pop(0) if len(psucurrenta)>25: psucurrent.pop(0) if len(psuwattsa)>25: psuwattsa.pop(0) if len(psuvoltagea)>25: psuvoltagea.pop(0) if len(psutemperaturea)>25: psutemperaturea.pop(0) if len(laptopChargerTempa)>25: laptopChargerTempa.pop(0) if len(laptopChargerHumida)>25: laptopChargerHumida.pop(0) if len(laptopChargerWattsa)>25: laptopChargerWattsa.pop(0) if len(laptopChargerCurrenta)>25: laptopChargerCurrenta.pop(0) ugfx.string(60, 24, "psuvoltage","Roboto_Black12", 0) drawGraph (60,36,50,35,psuvoltagea,"V") ugfx.string(115, 24, "psucurrent","Roboto_Black12", 0) drawGraph (115,36,50,35,psucurrenta,"A") ugfx.string(175, 24, "P = V * I","Roboto_Black12", 0) drawGraph (175,36,50,35,psuwattsa,"W") ugfx.string(230, 24, "psutemp","Roboto_Black12", 0) drawGraph (230,36,50,35,psutemperaturea,"C") ugfx.string(10,75,"LaptopChargerStation:","Roboto_Black12", 0) #ugfx.string(40, 85, "Watts","Roboto_Black12", 0) drawGraph (60,90,50,35,laptopChargerCurrenta,"A") drawGraph (115,90,50,35,laptopChargerWattsa,"W") #ugfx.string(110,85 , "Amb temp","Roboto_Black12", 0) drawGraph (175,90,50,35,laptopChargerTempa,"*C") #ugfx.string(155, 85, "Amb Humid","Roboto_Black12", 0) drawGraph (230,90,50,35,laptopChargerHumida,"H%") ugfx.flush() ugfx.init() ugfx.LUT_FULL ugfx.input_init() ugfx.input_attach(ugfx.BTN_B, go_home) ugfx.clear(ugfx.BLACK) ugfx.flush() ugfx.clear(ugfx.WHITE) ugfx.flush() ugfx.clear(ugfx.BLACK) ugfx.flush() # Make sure WiFi is connected wifi.init() ugfx.clear(ugfx.WHITE); ugfx.string(10,10,"Waiting for wifi...","Roboto_Regular12", 0) ugfx.flush() # Wait for WiFi connection while not wifi.sta_if.isconnected(): sleep(0.1) pass server="mqtt.sha2017.org" clientname = 'SHA2017Badge ' + str(urandom.getrandbits(30)) c = MQTTClient(clientname, server) ugfx.clear(ugfx.WHITE); ugfx.string(10,10,"Connecting to MQTT...","Roboto_Regular12", 0) ugfx.flush() c.set_callback(sub_cb) c.connect() c.subscribe(b"altpwr/#") print('mqtt set') def init(): # Make sure WiFi is connected ugfx.string(0,1,"W","Roboto_Black22", 0) ugfx.flush() wifi.init() # Wait for WiFi connection while not wifi.sta_if.isconnected(): sleep(0.1) pass c.set_callback(sub_cb) ugfx.string(0,1,"M","Roboto_Black22", 0) ugfx.flush() c.connect() c.subscribe(b"altpwr/#") print('mqtt set') def main(): while True: if wifi.sta_if.isconnected(): try: c.check_msg() except: ugfx.string(0,1,"E","Roboto_Black22", 0) ugfx.flush() c.disconnect() sleep(2) init() else: ugfx.string(0,1,"E","Roboto_Black22", 0) ugfx.flush() c.disconnect() sleep(2) init() sleep(0.25) c.disconnect() main()