Archive for January, 2009

Ledmatrix Chip-8 Emulator

So the next thing could be an Chip-8 emulator runinng on a medium sized Atmega. CHIP-8 is an interpreted programming language, developed by the late Joseph Weisbecker. It was initially used on the COSMAC VIP and Telmac 1800 8-bit microcomputers in the mid-1970s. CHIP-8 programs are run on a CHIP-8 virtual machine. It was made [...]

Ledmatrix RG(B) Display ?

Finally we want to do something useful with the Ledmatrix. The ultimate Project would be an Gameboy Display sized RGB thingy. But this is too complex and can’t be done with a few and cheap parts. Lets say you go for 160×144 Pixel, so this makes 90 panel you would have to feed which data [...]

Picture on Matrix

Today we added support to display graphics on the matrix. Used some simple and not optimal color conversion routines to display an RGB pic in the RG colorspace…doesnt look too bad. git://github.com/optixx/megaledmatrix.git

Ledmatrix PWM

Max made some progress with the ledmatrix. Nice PWM stuff.

SNES 65c816 C Compiler

Thanks to Lint i found a C compiler for the SNES. The Sdk is only for windows but i got i working with wine. So i managed to port one of Lint’s c sample code to unix makefile.You can fetch the fully working source: git://github.com/optixx/snes.git # SDK Config SDK=/home/david/.wine/drive_c/65xx_FreeSDK CC=$(SDK)/bin/WDC816CC.exe AS=$(SDK)/bin/WDC816AS.exe LD=$(SDK)/bin/WDCLN.exe # External Tools [...]