Circuit Diagram Arduino Code for DHT11 interfacing with MATLAB After connecting DHT11 sensor with Arduino, upload the code into Arduino using Arduino IDE. The complete Arduino code for logging and ...

Here is a low-cost, pressure sensitive alarm. The alarm uses a home-made pressure sensor, which works as a variable capacitor using two copper-clad boards and a piece of sponge in between them. Fig. 1 ...

The paper presents development of a circuit solution and a primary detector of a capacitive pressure sensor. Various structural variants of pressure sensors are considered, their characteristics are ...