The Sonoff Mini is, as the name implies, a very small device, designed to be hidden where there's only supposed to be cables. Since it's not supposed to be visible, it's also designed to easily attach ...

An Arduino Pro mini handles the selection between outputs by driving a selection of relays with appropriate ... so the display can show some slick animations as it switches between 33 and 66 Mhz. ...

SparkFun's Arduino Pro Mini 328 is a bare bones super small Arduino compatible development board. This hardware is used for both the 3.3V/8MHz and the 5V/16MHz versions. Both of these products use the ...

The mini PC combines the best of its predecessors in a compact PC-on-a-board with four times the power of a Raspberry Pi with all the functions of an Arduino Due microcontroller.

“The Qduino Mini is Arduino-compatible & 100% open source, hardware and software meaning that making and programming your first circuit is a breeze. Hardware is hard, so we decided to make it a ...

The M2B switch is formed with ultrasonic... A new process sealed, miniature pushbutton switch has been designed with an interior o-ring surrounding the actuator within the bushing. Resources ...

When reed switch is opened, pin 2 of Arduino goes high with the help of the pull-up resistor R2, and the alert signal is available through the piezo-speaker PZ1 (not an active piezo-buzzer). At the ...

arduino pro mini 57 Articles . Hackaday Prize Entry: A Bracelet For The Blind. ... Closer than that, and it switches over to the thumb motor. To add to the thriftiness of this project, ...