See my page here:
Also one about the 8x8 matrix:
The decoupling capacitors (between Vcc and Gnd) will probably help. I found my shift registers behaved a bit strangely without them.
See my page here:
Also one about the 8x8 matrix:
The decoupling capacitors (between Vcc and Gnd) will probably help. I found my shift registers behaved a bit strangely without them.