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Add SN74x138 demultiplexer driver #16217

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merged 3 commits into from Feb 6, 2022
Merged

Add SN74x138 demultiplexer driver #16217

merged 3 commits into from Feb 6, 2022

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fauxpark
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@fauxpark fauxpark commented Feb 4, 2022 •
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Description

The 74HC138 is a 3-to-8 line decoder/demultiplexer. The Wasdat uses this IC to drive a section of the matrix columns. Tested and working, I'm typing on it right now.

https://assets.nexperia.com/documents/data-sheet/74HC_HCT138.pdf

Types of Changes

  • Core
  • Bugfix
  • New feature
  • Enhancement/optimization
  • Keyboard (addition or update)
  • Keymap/layout/userspace (addition or update)
  • Documentation

Issues Fixed or Closed by This PR

Checklist

  • My code follows the code style of this project: C, Python
  • I have read the PR Checklist document and have made the appropriate changes.
  • My change requires a change to the documentation.
  • I have updated the documentation accordingly.
  • I have read the CONTRIBUTING document.
  • I have added tests to cover my changes.
  • I have tested the changes and verified that they work and don't break anything (as well as I can manage).

@fauxpark fauxpark requested a review from a team February 4, 2022 22:59
@fauxpark fauxpark requested a review from a team February 4, 2022 23:17
@fauxpark fauxpark changed the title Add SN74x237 demultiplexer driver Add SN74x138 demultiplexer driver Feb 6, 2022
drashna
drashna approved these changes Feb 6, 2022
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__attribute__((weak)) ✅

@drashna drashna merged commit e036c19 into qmk:develop Feb 6, 2022
@fauxpark fauxpark deleted the demux-74x237 branch February 6, 2022 23:13
This was referenced Feb 7, 2022
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@somepin somepin mentioned this pull request Mar 15, 2022
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@drashna drashna drashna approved these changes

@zvecr zvecr zvecr approved these changes

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@fauxpark @drashna @zvecr