Muyue
bc9d6f8639
Add GPIO-based volume button driver for Lenovo IdeaPad Flex 5i Chromebook Gen 8 Features: - Volume button detection via GPIO polling - Key repeat with configurable timings - Systemd service integration - Professional documentation
36 lines
1.2 KiB
Markdown
36 lines
1.2 KiB
Markdown
# Changelog
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All notable changes to this project will be documented in this file.
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The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
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and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
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## [1.0.0] - 2025-01-13
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### Added
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- Initial release
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- GPIO-based volume button detection for Lenovo IdeaPad Flex 5i Chromebook Gen 8
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- Support for Volume Up and Volume Down buttons via GPIO pins 3 and 4
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- Key repeat functionality (1 second hold delay, 200ms repeat interval)
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- Systemd service for automatic startup
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- Installation script for easy deployment
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- Comprehensive README documentation
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- MIT License
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### Technical Details
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- Python 3 implementation using gpiod and evdev libraries
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- 10ms GPIO polling interval for responsive button detection
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- Open Drain Low (ODL) logic handling
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- Proper state machine for button press/hold/release detection
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- Graceful shutdown handling with SIGINT/SIGTERM
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- Virtual input device creation via uinput
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### Compatibility
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- Tested on Lenovo IdeaPad Flex 5i Chromebook Gen 8 (Taeko)
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- Intel Core i3-1215U processor
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- MrChromebox custom BIOS (version 2408.1)
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- Arch Linux kernel 6.17.1
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- Python 3.13.7
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- libgpiod 2.2.2
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- python-evdev 1.9.2
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