74HC595 Segment Display

From ElectroDragon Wiki

1x 74HC595 Segments Display

Schematic and Pin Definition

Display Header Pin Header text Arduino
VCC Power Supply 5V 5V
GND GND GND
SDI Data Input D11
SDO Data Output Do NOT connect to Arduino
LCK or RCK Data Latch or Lock D12
CLK Clock D13

The output on the left and input on the right, input and output are combined together on the bottom.


2x 74HC595 Segment Display

  • 2x4-digi Segment Display - See the final void loop, the final result is: showNum(13456.8);
8 Digi 7 Segment number display demo.JPG

Demo code and Documents