Today I like to share some encryption code, which can be used in various situations – and is also useful for embedded systems. It is a unique implementation of the AES 256 / CBC crypto algorithm. The goal of this implementation was neither speed nor size. It was written to inline it into existing code….
Category: Software
New Application: Micro Disk
I published a new application to create “Micro Disk” images for embedded projects with very limited resources. This format fits perfectly on SD cards and it can be read with minimal effort. The application is available as binary for macOS and Windows. The sources are available on GitHub which can be easily compiled for Linux….
More Features Added To “Font To Byte” App
While working on the display driver for the Sharp display, I found some missing features in my “Font to Byte” application. I added this features and released a new version. All bits can be inverted. There is an option to print the converted characters into a useful code chart. Driver Progress A first version of…
Convert Bitmap Fonts for LCD Displays with Style
Update 2015-09-05: Added a example font and Adobe Photoshop template. Currently I am working on the deluxe version of the data logger. This version has a LCD screen and capacitive buttons to control the software. The Adafruit library for the display is quite large and almost uses the whole RAM, because it is a pixel…
A New Library for Meggy Jr RGB
I planed to create a game as a gift and use the really great Meggy Jr RGB platform for it. See the picture above, it’s a great game machine powered by the ATmega328P (buy it here). You can use the Arduino IDE to program it. After assembling the device, I played a little bit around…