Content for LDR

Plant translator

“Using Wio terminal and sensors. New inspiration I’ve been using some of my spare time to design boards, testing garden and weareable electronics and testing things I had in my lab, in order to slowly have fun again with …

Payment Terminal for the Visually Challenged

“Aim of this project is to improve the experience of the visually challenged, while making cashless transactions in public. What is a payment terminal?A point of sale terminal (POS terminal) is an electronic device used to process card payments …

Night Light Motion & Darkness Sensing - No Micro

“This instructable is about preventing you from stubbing your toe when walking through a dark room. You could say it is for your own safety if you get up at night and try to reach the door safely. Of course …

DIY solar tracker

“This system can track the sun all day long, can be used for harvesting 15% more energy than typical static Solar Plates. When we use typical static solar plates, a great amount of solar energy is wasted because of the …

IoT Based Smart Irrigation System Using NodeMCU ESP8266 & Adafruit IO

“Farmers across the world face a lot of difficulties in growing crops because of unpredictable weather conditions and shortage of water. The traditional irrigation system uses a large amount of water and supplies uneven water to corps. This affects the …

Home Automation with NodeMCU LDR Temperature Control Relay

“In Manual Mode, control the relay module from Touch Switch & Blynk App. In Auto Mode, DHT11 & LDR will control the Relays Automatically. In this IoT based home automation project, I have made home automation using Blynk & NodeMCU with Touch Sensor …

WiFi NodeMCU ESP8266 Google Clock

“A simple easy WiFi clock using “Google” timestamp, with temperature and humidity. Oct2020 update: bug fixing and automatic brightness I made several clock with arduino but was looking simple, easy, light, synchronized in real time with internet clock different than …

Data Transfer Using LED Light (Li-Fi)

“DIY light based transmission between two Arduinos using LED and LDR with custom communication protocol. I wanted to transfer data between two arduinos wirelessly using an unconventional method. I decided to use a LED as a transmitter and receive the …

7 Segment Clock Version 2

“Hello! After a request from Instructables user regarding availability of 12h format, i took advantage to make substancial changes to the original project. During using of the version 1 i felt the need to make a stand-alone version, so I …

Arduino Theremin

“Arduino Based Theremin with MOZZI Library and LDR in this post, I have set up one of its example setup which is an LDR-based theremin, which basically is a pulse modulation setup that utilizes LDR as a Sensor. to …