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“Add extra 8 pins to Arduino ! Discover an easy way to add more GPIO pins to your Arduino with the PCF8574 in this tutorial. We’ll explore how it can be a handy alternative to other methods like shift registers …
“When you need a bunch of buttons. encoders and a display when designing your next project, but don’t want the mess of a breadboard. When we are working on a prototype, we always need access to pushbuttons, encoders and …
“This is part 2 of my “more reliable keypad”. In order to reduce the number of required IO Lines to drive the keypad, use I2C.. n a previous post this month I introduced my 4×4 matrix keypad. That keypad …
“The ESP32cam is a very nice processor and camera which should be useful in a wide range of robotics projects. But when you look on the web most ESP32cam projects are very similar: “here’s an ESP32cam, let’s connect …
“I made a rotary encoder. Due to its 60 steps (6 degree) resolution it suits to make clocks. There is a very good and detailed description of the single track Gray code here: https://www.ncbi.nlm.nih.gov/pmc …
“Hello everyone! For a school project at MCT Howest Kortrijk, I made a Book Conservation Chamber. This is a climate controlled box in which you can store books. The reason why I choose to make this is because a lot …
“I have been designing and building a robot. It got to the stage where it was time to do a head for it, but before I did the head I needed to design some Eyes for it using the Nokia …
“Most of our Arduino projects require a way to present us with information about their state, and very often an LED can be enough to indicate if a condition is true or false. But, it is not uncommon that we …
“A 2021 revision of the original MBC design by Fabio Defabis with disk emulation on microSD. Runs CP/M + applications with a VT100 terminal. The Z80-MBC3 is a single board computer available as a kit. It can be assembled …
“This is a DCC model railroad controller based on the nodeMCU ESP8266 IOT module. It makes use of other modules commonly available on eBay for the Arduino such as a 1602 LCD display, keypad, jogwheel and I2C backpacks. The controller …