CD4094 Archives - Open Electronics https://www.open-electronics.org/tag/cd4094/ Open source electronic projects Fri, 15 Sep 2023 07:13:17 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.1 https://www.open-electronics.org/wp-content/uploads/2015/08/cropped-logo-32x32.jpeg CD4094 Archives - Open Electronics https://www.open-electronics.org/tag/cd4094/ 32 32 32754084 Expanding the pins of a microcontroller https://www.open-electronics.org/expanding-the-pins-of-a-microcontroller/ https://www.open-electronics.org/expanding-the-pins-of-a-microcontroller/#respond Fri, 15 Sep 2023 07:13:17 +0000 https://www.open-electronics.org/?p=36571 What to do when the chosen microcontroller doesn’t have enough pins? We will find out in this tutorial, where we will learn how to use shift registers to control LEDs and read buttons with just three wires! In six steps, we will use the CD4094 and CD4021 with a PIC microcontroller.  

The post Expanding the pins of a microcontroller appeared first on Open Electronics. The author is Boris Landoni

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