Changelog

[Unreleased] - 2025-01-21

Added

• Initial PRD (Product Requirements Document) for Flipper Zero Bluetooth Govee Smart LED Controller
  • Comprehensive product vision and requirements
  • Multi-device control specifications
  • BLE protocol documentation for Govee devices
  • Technical architecture design
  • User interface mockups and navigation flow
  • Implementation roadmap with 4 phases over 12 weeks
  • Risk analysis and mitigation strategies
  • Success metrics and testing strategy
  • Supported device models list (H6160, H6163, H6104, etc.)

Technical Specifications

• Defined BLE communication protocol
  • Service UUID: 0000180a-0000-1000-8000-00805f9b34fb
  • Control/Status characteristic UUIDs
  • Command structure with examples (Power, Color, Brightness)
• Performance requirements
  • <100ms command latency
  • <3 second device discovery
  • Support for 5+ simultaneous connections
• Memory constraints
  • <256KB RAM usage
  • <1MB storage requirement

Features Planned

• Device discovery and management
• Multi-device group control
• Color and brightness control with RGB/HSV support
• Effects and animations library
• Scene management and scheduling
• Automation capabilities
• Protocol analysis tools for debugging

Documentation

• Created comprehensive PRD with all product requirements
• Defined success metrics and KPIs
• Established testing strategy
• Listed future enhancement possibilities
• Added Technical Implementation Document
  • Complete BLE protocol reverse engineering including H6006 support
  • Flipper Zero SDK implementation with code examples
  • Application architecture and FAP structure
  • Multi-device synchronization implementation
  • Scene and effect engine specifications
  • Model compatibility matrix for H6006, H6160, H6163
  • Agent-optimized development specifications
• Created comprehensive README.md
  • Professional GitHub-ready documentation
  • H6006 prioritized in supported devices
  • Updated BLE protocol specifications
  • Enhanced project structure details
  • SDK setup instructions
  • Documentation links to avoid redundancy

Implementation Progress

• Set up ufbt build environment for Flipper Zero development
• Created govee_control FAP application structure
  • application.fam manifest configuration
  • Main entry point with UI framework
  • View dispatcher with menu, scanning, and device control views
• Implemented H6006 device driver
  • Complete packet generation for all commands (power, color, brightness, white)
  • XOR checksum calculation
  • 20-byte packet structure implementation
• Built BLE modules
  • Scanner framework with device discovery structure
  • Connection manager with keepalive thread
  • Mock implementation for UI testing
• Successfully compiled FAP file (Target: 7, API: 86.0)
• Created govee_control/README.md with build instructions

Code Quality & Tooling

• Set up comprehensive linting and error checking infrastructure
  • Configured clang-format for consistent code formatting
  • Configured clang-tidy for static analysis
  • Added cppcheck for additional bug detection
  • Created strict compiler warning flags configuration
  • Implemented check.sh script for automated code quality checks
• Fixed critical bugs found by static analysis
  • Resolved null pointer dereference issues in ble_connection_alloc()
  • Fixed memory allocation error handling in ble_scanner_alloc()
  • Added proper error checking in govee_app_alloc()
  • Prevented potential crashes from unhandled malloc failures
• Established code quality standards
  • Memory safety checks for all allocations
  • Proper resource cleanup on error paths
  • Const correctness improvements
  • Static function declarations where appropriate