Developing a short program for a microcontroller board can be done using very simple means, but when the software starts to get a bit bigger, these simple means very soon start becoming a limitation, or even bring you to a grinding halt. Elektor’s Sceptre has 512 KB of program memory, and to take full advantage of this, you need appropriate tools, such as a debugger worthy of the name and a tool that loads the executable into the board memory quickly.