Adafruit Feather 32u4 and HC74xx Logic Chips
Today we are going to look at how to use the Adafruit feather and the HC74xx Chipset and set up different types of logic gates so that you can start connecting hardware based logic operations. We will extend on this module step after step so don't throw away your breadboard because each section ...By: chillininvt
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[original story: Instructables]