74HC595 Serial-in Shift register with Output Registers ICs, a <a href="https://en.wikipedia.org/wiki/7400_series" class="extiw" title="en:7400 series">7400 series</a> chips manufactured by <a href="https://en.wikipedia.org/wiki/STMicroelectronics" class="extiw" title="en:STMicroelectronics">STMicroelectronics</a>
<a href="https://en.wikipedia.org/wiki/User:Towel401" class="extiw" title="wikipedia:User:Towel401">Towel401</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>
1 April 2006 (original upload date)
Transferred from <span class="plainlinks"><a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></span> to Commons.