Unfortunately, The Raspberry Pi is just too thick, otherwise it would be fun to build a calculator around it.
TI-nspire boot splash customization
4 months ago, critor released mySpire(http://www.cncalc.org/forum.php?mod=viewthread&tid=9441) which allowed modification of nspire CX/CM’s boot splash screen. Since the image itself is signed, there is no way to change the image except modify its position, size, etc.
However there is still a workaround. It’s possible to use third-party payload to display extra things on the screen. So here it is.
Christmas present from Silicon Labs
Present from Silicon Labs! Guess whats inside?
#LetsDriveLCD [12] – CASIO fx-ES clone
A little bit probe and some experiments, and, it is here.
#LetsDriveLCD [11] – 1.8″ TFT and Raspberry Pi
Maybe first TFT color screen in this blog? This time I used a Raspberry Pi Model B to drive the screen!