THIS CODE WILL PROVIDE A DEMO USE OF THE HC-SR04 CONNECTED TO AN ARDUINO NANO (ATmega328p) THINGS YOU NEED FOR THIS DEMO: 1.) Install Arduino IDE 2.) Install CH340 Driver (Google how to install CH340 ...

The current code is written for the NodeMCU V2 board (an ESP8266 breakout board) but is easily modifiable to work with most if not any arduino compatible device. CAUTION: Note that the ECHO voltage ...

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Some of the best hacks are the ones which seem perfectly obvious in hindsight; a solution to the problem that’s so elegant, you wonder how it never occurred to you before. Of course we also love the ...

The HC-SR04 sonar modules are available for a mere pittance and, with some coaxing, can do a pretty decent job of helping your robot measure the distance to the nearest wall. But when sellers on eBay ...

Abstract: Internet of Things (IoT), Wireless Sensor Networks (WSN) and robotics systems consist of an embedded processor along with a myriad of possible sensors and actuators chosen according to the ...

Abstract: The automation of height-increasing bridges during floating events is a crucial engineering challenge in areas prone to flooding or water surges. It proposes a solution to adjust the bridge ...