cat side

Category : Arduino

Nexiton LCD Serial Prog Pass Through (Tip)

post image

I have recently made an Infomation display for a friend using an ESP32 driving a Nexiton HMI LCD display This is the first time i have used these displays and have been impressed with the results . These are serial based displays that have a HMI that is first designed on Nexiton’s IDE desktop software [...]

RFID Login software Update !

post image

Following on my previous (project / Guide) RFID login) , i have been working few improvements to the arduino software example.  The biggest change is now having a serial terminal based menu interface. Also a few security concerns have been addressed, this includes limiting the number of wrong tries. As with the previous version not for [...]

(project / Guide) RFID login

post image

I wanted a simple way of quickly logging on to my computer without having to typing my password in and did not want to have no security either. There are various products on the market that would solve this problem from fingerprint readers to proximity dongles but i decided to see what i could knock up with parts i mainly already had. Looking in my micro stuff i had a RC522 RFID tag reader 3.3v : Also an 3.3v arduino Leonardo clone aswell based on a sparkfun pro micro which also can act as a USB device such as a keyboard. This is useful as if a 5v arduino was used a level shifter would be required due to the RC522 not being 5v torrent. [...]

Dvd Autoloader Project refit (Part 1)

post image

Recently Ive been trying very hard to De-clutter my house .  I have a lot of DVDs laying around and my plan is to copy them to a large hard disk and watch them via my home network possibly PLEX . (*Please note i am still keeping the copies of the disks to not break copyright) With so many discs to backup i needed a geek solution as i didn't want to sit at my PC swapping discs all day long. Looking on the internet i found a few people had made auto loaders using 3d printing to Lego . [...]