shift register
2 pages across tutorials, modules, pinouts and guides.
beginnerModule
0.56-inch 7-Segment Digits with a 74HC595 Driver Board
A 24-pack of 0.56" seven-segment digits and twelve 74HC595 driver boards: three wires instead of eight, which digit is common cathode and which is common anode, how the ten pins line up, and the current limit that bites on 8.
beginnerModule
4″ 7-Segment LED Display with 74HC595
A 100 mm digit with its own shift register on the back. Five wires from your board, a 12 V supply for the segments, and modules that plug into each other to make longer numbers.