Default value for maximum measurement distance is 4m, since HC-SR04 sensor can't measure reliably beyond that. However, if you are using another sensor or if you you don't care about distances larger ...

We've all heard that "if you want something done right, you have to do it yourself." And that’s usually fine when it comes to ...

UK lender Barclays plans to continue growing its investment bank in Hong Kong, using the city as a platform to capture the growing fundraising needs in Asia and the rising opportunities from the ...

An Arduino library for 7-segment display modules based on the TM1637 chip, such as Seeed Studio's Grove 4 digit display. The TM1637 chip also has keyboard input capability, but it's not implemented in ...

Abstract: This paper proposed a self-contained IoT sensor module which includes sensor for collecting various information, micro-computer and multiple solar panels for realizing dynamic cost reduction ...

Large photovoltaic power plants often comprise tens of thousands of modules and components. Whenever individual solar modules malfunction, intact bypass diodes can contain a strong power loss in the ...

Abstract: We developed a compact sensor module for hydroponics that measures the nutrient concentration and water level using simple oscillator circuits. Oscillation frequencies are measured and are ...