https://w.electrodragon.com/w/index.php?action=history&feed=atom&title=74HC595_Segment_Display 2026-06-04T21:08:49Z Revision history for this page on the wiki MediaWiki 1.37.2 https://w.electrodragon.com/w/index.php?title=74HC595_Segment_Display&diff=31921&oldid=prev 2021-08-02T04:51:04Z

<p></p> <p><b>New page</b></p><div>== 1x 74HC595 Segments Display ==<br /> <br /> * Interface: VCC, GND, Data - SDI, CLK - CLOCK, LCK - LATCH<br /> * Front Panel Size: 79 * 43 mm<br /> * Hole spacing: 76 * 40 mm<br /> * Weight &lt; 50G<br /> * Use all common cathod segment display<br /> * [https://github.com/Edragon/Arduino Demo code please see our arduino github display folder here.]<br /> <br /> === Schematic and Pin Definition ===<br /> &lt;gallery&gt;<br /> File:4-Digi,_7-Segment_LED_Display_Module_(595_Static_Control,_Arduino_Supported).png| schematic<br /> File:4-Digi,_7-Segment_LED_Display_Module_(595_Static_Control,_Arduino_Supported)_-2.png| Pin definition <br /> File:Wiring Method 1.png| Chained connection 1<br /> File:Wiring Method 2.png| Chained connection 2<br /> &lt;/gallery&gt;<br /> {| class=&quot;wikitable sortable&quot;<br /> |-<br /> ! Display Header Pin !! Header text !! Arduino <br /> |-<br /> | VCC || Power Supply 5V || 5V <br /> |-<br /> | GND || GND || GND <br /> |-<br /> | SDI || Data Input || D11<br /> |-<br /> | SDO || Data Output || Do NOT connect to Arduino<br /> |-<br /> | LCK or RCK|| Data Latch or Lock || D12<br /> |-<br /> | CLK || Clock || D13 <br /> |}<br /> <br /> The output on the left and input on the right, input and output are combined together on the bottom.&lt;br /&gt;<br /> <br /> <br /> == 2x 74HC595 Segment Display ==<br /> * 2x4-digi Segment Display - See the final void loop, the final result is: showNum(13456.8);<br /> [[File:8 Digi 7 Segment number display demo.JPG|thumbnail]]<br /> <br /> == Demo code and Documents ==<br /> * Demo Video please see here: https://youtu.be/bWCNjiZlQ28<br /> * [[:File:SN74HC595.pdf|74HC595 Datasheet]]<br /> * C51 demo code - [[File:C51_segment_display_74hc595.zip]]<br /> * STM8S demo code - [[File:74hc595_stm8_segment_display.zip]]<br /> * Demo code please see here [[Arduino Code]]<br /> <br /> [[category: 74HC595]]<br /> [[category: Segment Display Driver]]</div>

Chao