Connect the ACS712 current sensor module according to this diagram. Therefore, must connect the ACS712 current sensor output to an ADC pin of Arduino. ACS712 Module with NodeMCU / ESP32 / STM32 Blue ...

This sensor device is ... of output voltage and input current measurements is sensitivity which has a typical value of 185mV/A. The value is read by Arduino and is converted with a formula. The result ...

In this project we have made an Arduino based digital thermometer to display the current ambient temperature on ... The same is demonstrated in below block diagram. In this digital temperature sensor ...

Similarly, the SDA and SCL pin of MiCS-4514 and Oxygen Sensor is connected to 20th and 21st pin (also known as SDA and SCL pin respectively) of Arduino Mega 2560 respectively. As shown in Connection ...