The hardware is consists of an Arduino microcontroller (here an Arduino Uno R3) and a pre-wired soil moisture sensor module. The soil moisture sensor module , built around the LM393 comparator, gives ...

Instead, he drew up a simple schematic that used an Arduino Nano, an FM radio module based on the TEA5767, and an audio amplifier based on the LM386.

Arduino-Keypad Module Connection Diagram: The connection of the keypad to the Arduino is shown in the (keypad-schematic.png) image. About. Contains sensor module examples with Arduino. These examples ...

You'll also need a handheld vacuum cleaner. They need to be light so as to be mobile, but still strong enough to actually be of any use. A 12 V DC one would suffice.

22 thoughts on “ Vacuum Gauge Display; Arduino Replaces Industrial ” lageos says: ... I’m also using the ESP wifi module and getting time/date from a webserver, ...

The objective of this study is to develop an IOT-enabled automatic vacuum cleaner using Arduino that can be controlled by using smartphone. This vacuum robot is capable of cleaning the entire floor of ...

If you’re bit-less, they’re also now selling an Arduino-centric starter kit with the Arduino module and 8 others (a battery, a few switches, a servo, and a control dial) for $89.