levizh/rt-thread
Jan 2025 – Dec 2025
3 Months active
Languages Used
C
Technical Skills
Cache ManagementDevice DriversEmbedded SystemsSDIOC programmingRTOS
Fan YANG
PROFILE
Fan Yang
Over a three-month period, this developer contributed to the levizh/rt-thread repository by enhancing embedded systems support and reliability. They upgraded the Board Support Package to version 1.10.0, adding compatibility for new HPMicro hardware and relocating the SDK for improved integration. Their work included implementing a configurable ISR count mechanism using C and RTOS concepts, which streamlined interrupt management across MCU variants. Additionally, they addressed SDIO driver alignment and cache coherency, reducing data corruption risks and improving system stability. Their technical approach emphasized maintainability, hardware integration, and robust cache management, resulting in more reliable and portable embedded software solutions.
Overall Statistics
Feature vs Bugs
67%Features
Repository Contributions
3Total
Bugs
1
Commits
3
Features
2
Lines of code
1,067,728
Activity Months3
Your Network
148 peopleSame Organization
@hpmicro.com2
Shared Repositories
146
Work History
December 2025
1 Commits • 1 Features
Dec 1, 2025December 2025: Implemented a configurable ISR count mechanism via the RT_HW_ISR_NUM macro to enable MCU-specific ISR configurations. The feature is integrated into the libcpu/risc-v/common path, allowing flexible ISR allocation across hardware variants. This work is backed by commit 7330df69f6e10be7464932ef246c078dd894550b (update: [libcpu][risc-v][common] allow overriding isr numbers for MCU). Business impact: reduces hardware-specific code divergence, speeds variant validation, and improves cross-MCU portability by aligning ISR resource management with actual MCU capabilities and workload requirements.
1 Commits • 1 Features
Dec 1, 2025December 2025: Implemented a configurable ISR count mechanism via the RT_HW_ISR_NUM macro to enable MCU-specific ISR configurations. The feature is integrated into the libcpu/risc-v/common path, allowing flexible ISR allocation across hardware variants. This work is backed by commit 7330df69f6e10be7464932ef246c078dd894550b (update: [libcpu][risc-v][common] allow overriding isr numbers for MCU). Business impact: reduces hardware-specific code divergence, speeds variant validation, and improves cross-MCU portability by aligning ISR resource management with actual MCU capabilities and workload requirements.
December 2025
September 2025
1 Commits • 1 Features
Sep 1, 20252025-09 Monthly summary for levizh/rt-thread focusing on BSP upgrade and hardware bring-up with SDK relocation.
September 2025
1 Commits • 1 Features
Sep 1, 20252025-09 Monthly summary for levizh/rt-thread focusing on BSP upgrade and hardware bring-up with SDK relocation.
January 2025
1 Commits
Jan 1, 2025Month: 2025-01 — Focused on stability and reliability improvements in the RT-Thread BSP for HPMicro. Delivered a critical SDIO driver alignment and cache coherency fix, improving data integrity and reliability of SDIO transfers. The patch landed in levizh/rt-thread, with commit 9e36a5b97d2b3c8b29e32a95ce1331dccdc567d2. Business value includes reduced risk of data corruption, fewer field issues, and easier maintenance.
1 Commits
Jan 1, 2025Month: 2025-01 — Focused on stability and reliability improvements in the RT-Thread BSP for HPMicro. Delivered a critical SDIO driver alignment and cache coherency fix, improving data integrity and reliability of SDIO transfers. The patch landed in levizh/rt-thread, with commit 9e36a5b97d2b3c8b29e32a95ce1331dccdc567d2. Business value includes reduced risk of data corruption, fewer field issues, and easier maintenance.
January 2025
Activity
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Quality Metrics
Correctness96.6%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage26.6%
Skills & Technologies
Programming Languages
C
Technical Skills
C programmingCache ManagementDevice DriversEmbedded SystemsRTOSSDIOembedded systemshardware integration
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