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“A Simple ultrasonic liquid level controller based on STM32 microcontroller Introduction As you probably know, Iran has dry weather, and there is a lack of water in my country. Sometimes, especially in the summer, it can be seen that the …
“The circuit board presented here enables the exact mains frequency measurement of the power supply system (50 Hz and 60Hz). It is universally constructed and can be operated with a RaspberryPi 3/4 as well as with a USB-TTL …
“I have been using a many WI-FI Based on off Switches Previously. But those are not suit with my Requirement. Thats why I wanted to build my own, which can replace normal Wall Switch sockets without any Modifications. The …
“Empower Smart home by TechSwitch-1.0(DIY Mode). What is TechSwitch-1.0(DIY Mode) TechSwitch-1.0 is ESP8266 based smart switch. it can control 5 home appliances. Why it is DIY mode?? It is designed to re-flash any time. there …
“In this home automation project, I have shown how we can control light, fan and other home appliances from our smartphone app and IR remote using the Arduino control relay module circuit. This Arduino controlled Smart relay circuit has two …
“DSLR cameras capture incredible photos, and they can store thousands of images on a micro SD card no bigger than a fingernail. Modern smartphone cameras can take and save high-quality images as well, but users can’t select the appropriate …
“Hello guys For long time I was harvesting lithium ion batteries for powering my projects BUT Sometimes I was getting bad batteries that look fine So Ive made battery tester device that can test the battery and tells you the …
“After looking through many instructables it’s clear that many makers love to use the pre-assembled relay modules to switch large loads or mains voltages using their Raspberry Pi or Arduino. These can be bought from places like eBay for …
“Simple DIY switch for 12V lamps. Activate with a clap, turn off with another clap.”
“Opto-Isolated I/O Board offers a compact & convenient way to interface industrial type inputs/outputs to your microcontroller boards, Signal transmission between circuits of different potentials and impedances etc.”
“Parallel port I/O break out board designed for Hobby CNC, Routers and Motion controller , This Board is an easy solution to driver stepper Motor driver, AC Servo (with Step-DIR Driver) and DC servo (with Step-DIR Driver), The …