The title says it all - this article describes a microcontroller-compatible current sensor module you can build yourself, using an inexpensive 8-pin chip. Aspencore network. ... Luca Dentella has ...

The INA219 chip at the core of the dc current sensor module is a current shunt and power monitor with an I 2 C or SMBUS compatible interface. ... You can follow the steps below to test your INA219 ...

A 30A current sensor and switch-mode power supply regulate the amount of juice ... Lights, an LCD, an HC-05 Bluetooth unit, and everything else are all tied to the obligatory Arduino that serves ...