huaqianlee@github:~$ find projects/ -type f -name "*.md" | head -10
./android/bms-power-management.md
./android/i2c-driver-architecture.md
./linux/kernel-memory-management.md
./linux/bootloader-analysis.md
./uav/drone-flight-software.md
./tools/reproducible-builds.md
huaqianlee@github:~$ cat README.md
IoT Camera Platform [C · C++ · Shell]
Built IoT Camera team (9 members) as Manager/TPM. Independently developed vehicle Camera POC (SM6125+Ubuntu) with MAX9296+MAX96705 link, optimized CPU/GPU allocation for frame-sync performance. Refactored Android Display HAL for SPI screen compatibility.
Android Power Management [C]
BMS driver analysis, charger drivers (smb135x, linear), PMIC voter, USB multi-port expansion (1→3 universal solution), performance optimization, thermal management on Qualcomm & MTK platforms.
Linux Kernel & Bootloader [C]
I2C driver architecture, input subsystem, device tree, bootloader analysis (sbl1, LK), process/thread internals, memory management, XBL troubleshooting.
Drone & UAV Software [C · Python]
PX4 flight control on Qualcomm Snapdragon Flight (MSM8074). BSP bring-up on Linaro — IMU (MPU9250), GPS, Magnetic sensors. Camera architecture tuning on UAV platforms.
Embedded Tooling & Automation [Shell · Python]
Git workflows, Yocto SDK preparation for Qualcomm platforms, automated debugging scripts, local Gitbook server for team knowledge sharing, compilation/ debugging automation tools.
Battery management system (BMS) driver analysis, charger drivers (smb135x, linear), PMIC voter, battery architecture across Qualcomm & MTK platforms.
Linux Kernel Drivers [C]
I2C driver architecture, input subsystem analysis, device tree, bootloader analysis (sbl1, LK), process & thread internals, memory management.
Embedded Tooling [Shell]
Git workflows, Vim/tmux environment setup, shell scripting, Yocto SDK preparation for Qualcomm platforms, and reproducible build systems.