double Sensor::getDS18B20Reading() { OneWire oneWire(index); DallasTemperature sensor = DallasTemperature(&oneWire); sensor.setResolution(12); sensor.begin(); sensor.requestTemperatures(); return sensor.getTempCByIndex(0); }
void Temperature::init() { this->_outsideSensors = DallasTemperature(this->_wire); DeviceAddress _outsideSensorsDeviceAddress; _outsideSensors.begin(); // DS18B20 initialise bus _outsideSensors.getAddress(_outsideSensorsDeviceAddress, 0); // Set the accuracy of the temperature measurement _outsideSensors.setResolution(_outsideSensorsDeviceAddress, OUTDSIDE_SENSOR_RESOLUTION); }
void DallasClass::Init(MySensor *mySensorGw, int childId, int pin) { this->mySensorGw = mySensorGw; this->childId = childId; this->pin = pin; this->oneWire = OneWire(this->pin); this->sensors = DallasTemperature(&this->oneWire); this->sensors.begin(); }
void setup() { memset(voltsChr,0,sizeof(voltsChr)); memset(amps0Chr,0,sizeof(amps0Chr)); memset(amps1Chr,0,sizeof(amps1Chr)); memset(tmpChr,0,sizeof(tmpChr)); // if the program crashed, skip things that might make it crash String rebootMsg = ESP.getResetReason(); if (rebootMsg=="Exception") safeMode=true; else if (rebootMsg=="Hardware Watchdog") safeMode=true; else if (rebootMsg=="Unknown") safeMode=true; else if (rebootMsg=="Software Watchdog") safeMode=true; if (sw1>=0) { pinMode(sw1, OUTPUT); } if (sw2>=0) { pinMode(sw2, OUTPUT); } if (sw3>=0) { pinMode(sw3, OUTPUT); } if (sw4>=0) { pinMode(sw4, OUTPUT); } // "mount" the filesystem bool success = SPIFFS.begin(); if (!success) SPIFFS.format(); if (!safeMode) fsConfig(); // read node config from FS #ifdef _TRAILER wifiMulti.addAP("DXtrailer", "2317239216"); #else wifiMulti.addAP("Tell my WiFi I love her", "2317239216"); #endif int wifiConnect = 240; while ((wifiMulti.run() != WL_CONNECTED) && (wifiConnect-- > 0)) { // spend 2 minutes trying to connect to wifi // connecting to wifi delay(1000); } if (wifiMulti.run() != WL_CONNECTED ) { // still not connected? reboot! ESP.reset(); delay(5000); } if (hasHostname) { // valid config found on FS, set network name WiFi.hostname(String(nodename)); // set network hostname ArduinoOTA.setHostname(nodename); // OTA hostname defaults to esp8266-[ChipID] MDNS.begin(nodename); // set mDNS hostname } WiFi.macAddress(mac); // get esp mac address, store it in memory, build fw update url sprintf(macStr,"%x%x%x%x%x%x", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); sprintf(theURL,"/iotfw?mac=%s", macStr); // request latest config from web api if (!safeMode) getConfig(); // check web api for new firmware if (!safeMode) httpUpdater(); // start UDP for ntp client udp.begin(localPort); updateNTP(); setSyncProvider(getNtptime); // use NTP to get current time setSyncInterval(600); // refresh clock every 10 min #ifndef _MINI // start the webserver httpd.onNotFound(handleNotFound); httpd.begin(); // Add service to MDNS-SD MDNS.addService("http", "tcp", 80); #endif // start websockets server webSocket.begin(); webSocket.onEvent(webSocketEvent); // setup other things setupOTA(); setupMQTT(); // setup i2c if configured, basic sanity checking on configuration if (hasI2C && iotSDA>=0 && iotSCL>=0 && iotSDA!=iotSCL) { sprintf(str,"I2C enabled, using SDA=%u SCL=%u", iotSDA, iotSCL); mqtt.publish(mqttpub, str); Wire.begin(iotSDA, iotSCL); // from api config file //Wire.begin(12, 14); // from api config file i2c_scan(); printConfig(); if (hasRGB) setupRGB(); if (hasIout) setupADS(); if (hasSpeed) setupSpeed(); } // OWDAT = 4; if (OWDAT>0) { // setup onewire if data line is using pin 1 or greater sprintf(str,"Onewire Data OWDAT=%u", OWDAT); mqtt.publish(mqttpub, str); oneWire.begin(OWDAT); if (hasTout) { ds18b20 = DallasTemperature(&oneWire); ds18b20.begin(); // start one wire temp probe } if (hasTpwr>0) { pinMode(hasTpwr, OUTPUT); // onewire power pin as output digitalWrite(hasTpwr, LOW); // ow off } } if (useMQTT) { String rebootReason = String("Last reboot cause was ") + rebootMsg; rebootReason.toCharArray(str, rebootReason.length()+1); mqtt.publish(mqttpub, str); } }