TTP223

The TTP223 is a touch pad detector IC which offers one touch key, designed for replacing traditional direct key button switch with diverse pad size. ... In some modules, a 1K resistor is inserted between the touch pad and pin 3 of TTP223, but the same is not tested at this time.

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Interactive Subway Info Display With Voice Instructions. Demo

“I started designing the Display for The New York City Subway, then I changed to London City Subway… but hey! My city has a Subway too! So without more doubts I made it for my City Subway, Valencia (Spain). All …

Iconic CASIO F-91W Wall/Desk Size

“The Casio F-91W watch ,my favorite classic digital watch and loved by thousands around the world is becoming an iconic retro fashion. So, why do not to Super-Size it with all the functionality ?! Supplies:- HMI 7” (Nextion) -Nextion IO adapter …

Li-ion Battery Bluetooth Scoreboard

“The Project is based on my Instructables from the last year: Bluetooth Table Tennis Scoreboard The Scoreboard is dedicated for amateur sport fans and table tennis player But it is not applicable just for table tennis. Can be used for …

Let’s make a DIY gpg usb key

“Some of you may know that you can use yubikey’s as a gpg smart card for message encryption / ssh login however starting at $45 for a compatible one I didn’t really like that, so I searched a bit …

Tiny V/A Meter With INA219

“Tired of replugging your multimeter when you want to measure both voltage and current on a small project? Tiny V/A meter is the device you need! There is nothing new about the INA219 high side current sensor. There are …

Bloetooth Table Tennis Scoreboard

“Introduction My new project, the Table Tennis Scoreboard is dedicated for amateur sport`s fans and table tennis players. The Scoreboard is amazing enhancement for Table Tennis at home. Especially children like to play the games only in order “push …

Playing Chess Against Arduino

“This project has been developed with the Games contest in my mind, I hope youll like it and give your vote :) The idea of this project is quite simple. I want to simulate as many board games as possible using …

Arduinoflake - PCB Version

“A few weeks ago I made a freeform Arduinoflake. Lot of you loved it. But its magic is not only being freeform but also in the pattern of the LEDs. So I decided to create a PCB version which would …

“MicroDot” for LattePanda (or Raspberry Pi)

“The MicroDot is a home-made Alexa ‘button’ designed to be connected to a LattePanda or a Raspberry Pi, with Alexa Sample App installed. It is a small speaker with LED’s and touch/speech activation, and is ideal for use …

Arduino Word Clock

“Further details on this build on my site here Word Clock Arduino Word Clock with minute resolution of time in words and linear display of seconds. There are also modes for digital clock, analogue clock, temperature & humidity, & also three games …