Electronics: What is the fewest number of GPIOs to read 5 push-buttons?

Channel:
Peter Schneider
Subscribers:
4,110
Published on ● Video Link: https://www.youtube.com/watch?v=l-DW74P10tA


Duration: 4:07
0 views
0

What is the fewest number of GPIOs to read 5 push-buttons?
I hope you found a solution that worked for you :)
The Content is licensed under (https://meta.stackexchange.com/help/licensing) CC BY-SA.
Attention! This video does always use the same license as the source!
Thanks to all those great people for their contributions!

(electronics.stackexchange.com/users/256265/kj7lnw)KJ7LNW
(electronics.stackexchange.com/users/347781/mosfet)MOSFET
(electronics.stackexchange.com/users/35530/spehro-pefhany)Spehro Pefhany
(electronics.stackexchange.com/users/157935/analogkid)AnalogKid
(electronics.stackexchange.com/users/256265/kj7lnw)KJ7LNW
A special thanks goes out to the (electronics.stackexchange.com/questions/699489/what-is-the-fewest-number-of-gpios-to-read-5-push-buttons)Stackexchange community

I wish you all a wonderful day! Stay safe :)
If anything is off, please write me at peter D.O.T schneider A.T ois42.de

shift-register keypad switches multiplexer gpio



Other Videos By Peter Schneider


2024-08-01Gis: How to reduce file size of B&W GeoTIFFs
2024-08-01Arduino: ESP8266 I2C doesn't respond
2024-08-01Dba: SQL: How to look within each "cluster" value in one column and return those that ONLY have o...
2024-08-01Apple: Keyboard shortcut for restoring applications from the Mac OS X Dock?
2024-08-01Apple: Remove Eject Icon from Menu bar
2024-08-01Gis: Exploding lines with PyQGIS
2024-08-01Think 8086… Is the BIOS permanently stored in memory, or is it copied to RAM?
2024-08-01Electronics: Why does powering an ESP32 directly from a power supply work, but when powering thro...
2024-08-01Apple: How do you copy a meeting in Outlook for Mac?
2024-08-01Electronics: Same MOSFET component but reversed arrow
2024-08-01Electronics: What is the fewest number of GPIOs to read 5 push-buttons?
2024-07-31Gis: Test whether layer exists using expression in QGIS
2024-07-31Tex: Hide part of a picture
2024-07-31Tex: How unslant (emph) some text in a newtx theorem?
2024-07-31Tex: Command that expands to output instead of output
2024-07-31Tex: Drawing a set partition
2024-07-31Hardwarerecs: USB hub with =2.4A power *and* data
2024-07-31Electronics: Discrete op-amp small voltage offset
2024-07-31Drupal: Entity reference to role
2024-07-31Unix: What's the difference between Ubuntu's man and macOS's man?
2024-07-31How to convert index of a pandas dataframe into a column


Tags:
shift-register
keypad
switches
multiplexer
gpio