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Arduino Prject and Smartthings device handler to monitor a temp sensor value in the ST app, and also turn power on/off to an outlet based on that value. Once the temp value is below a given threshold, ...
Arduino hot tub / spa controller. ... DS1820 temperature sensor on pin 7, with 4K7 pullup to VCC; XBee connected via SofwareSerial, pins 10 & 11; ... TDIFF: degrees to add to sensor reading, if ...
The block diagram of this simple project is shown in Fig. 1 and its circuit diagram is in Fig. 2. The project is built around water temperature sensor probe DS18B20, a 4-digit multiplex 7-segment ...
Hence, developing a data acquisition system capable of continuously monitoring temperature and pH levels in water bodies, facilitated through a PC and wireless connectivity, is essential. This work ...