Other
“DC -> DC -> DC Solar. With a single used solar panel, a few used batteries, and $40 in parts you can power your life, transportation and all. ESP32 Arduino + DC-DC buck-converter + Solar Panel + Battery = internet-connected, privately hosted smart solar MPPT …
“Here we are going to make a web server in ESP32 with an interactive web page to controls the color and brightness of a 12V RGB LED strip. Working Theory A five-meter 12 volt RGB LED strip has been connected …
“A while ago, I mentioned to some of my co-workers that is it possible to make a simple split-flip display. (I actually made one with cardboards and toothpicks, and it looks…not pretty.) A guy digged out this clock set …
“The starting idea for the project was to design a LED Matrix Alarm Clock that is made from off the shelf parts such as the MAX7219 - 4 in 1 LED Matrix, together with 3D Printed parts. This clock would use …
“In “Eclipse JTAG Debugging the ESP32 with a SEGGER J-Link” I used a SEGGER J-Link to debug an ESP32 device with JTAG. I looked at using one of the FTDI FT2232HL development boards which are supported by OpenOCD. The FT2232HL …
“Build your own open source photogrammetry 3D scanner which is based on your phone and an ESP32. Story I am a maker for quite some time now but this is my first really big project. I chose to develop an …
“A DIY cheap one-button internet radio. Commercial internet radio receivers are still relatively expensive and cost $ 100 and up. So I decided to make a device that is functional, easy to make and manage and inexpensive. On the site “electronicsforu …
“This is a modification and addition to my instructable.com tutorials on DC Motors, and it also includes some information from my tutorial on the ESP32 Tutorial: Touch, Hall, I2C, PWM, ADC, & DAC. The earlier DC motor tutorials were focused …
“The picoAUDIO is a fully featured audio solution specially made for the TinyPICO ESP32 development board, featuring an I2S Stereo DAC, I2S Mono MEMS Microphone, builtin 3.7W Stereo Amplifier, dedicated Headphone Amplifier, I2C GPIO Extender and built-in MicroSD card …
“This is “yet another” PID temperature controller. I’ve made this one, because bought one was crappy and I needed something solid. There are two or three other DIY controllers “on the market” but this one, at least I see …