SHIFTOUT Dpin, Clock, MSBFIRST, [d7219]

Finally received my 8*8 matrix chip integrated with the max7219 driver. After desperate bit-register shifting, which still is more black magic than science to me and after poking some pull-down resistors here and there, few boots, some very descriptive swearwords in finnish and I managed to get the space-invader to flicker on the screen before being killed by my most annoying self-shifting bit-register.

Cascadable 8 by 8 Dot Matrix LED