This is an simple library for Arduino that makes possible to quickly output numbers in hexadecimal or binary format. Just use functions hex() or bin() to get result. Example. // Arduino code example ...

Arduino EEPROM Hex Dump An Arduino sketch which outputs the contents of the EEPROM to the Serial Monitor, in both hexadecimal and ASCII format. The RAMEND, E2END, and FLASHEND macros are used to ...

Off the shelf RGB colour pickers allowing you to extract and objects RGB values can range from a few hundred dollars to thousands depending on your needs.