I think I need a BarBot!
Anyway, the nature of shift registers is that you basically have to update the lot.
It only takes 3 x SPI.transfer to reload three shift registers, and they execute very quickly, so I wouldn't get too worried.
I think I need a BarBot!
Anyway, the nature of shift registers is that you basically have to update the lot.
It only takes 3 x SPI.transfer to reload three shift registers, and they execute very quickly, so I wouldn't get too worried.