The latest addition to my collection is a cheap portable power supply module labeled by its seller as “18650 Battery Shield (V3) for Raspberry Pi & Arduino ... and one power on/off switch for that ...

It uses an Android device to switch an LED driven by the Arduino. Connectivity is provided by the Bluetooth module inserted in ... Instead he’s showing off the power of App Inventor to get ...

This comes in handy when a USB power source does not meet the claimed specifications. As seen in the above schematic, a 5-V DC supply from the USB connector (USB) is routed to two 10-Ω/5-W power ...

Instead, he drew up a simple schematic that used an Arduino Nano, an FM radio module based on the TEA5767 ... The AM-FM selector knob was fitted with a micro-switch connected to the Arduino ...

“Arduino does not manage the buck converter module but only measures output voltage and current through a current sensor and then shows those values on a display. Power value is showed to ...

The Arduino 101 equipped with Intel's Curie module integrates a 6-axis gyro ... so a Texas Instruments TPS62153 switch mode power supply is used to step down the voltage to 5v.