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Yanna Xu
@yannaxu
Project Management and Review, PCB, Power Electronics and Motor Drive, IOT
China
Chinese, English
About me
I am an embedded systems designer with 10+ years of experience in automotive and industrial products.
I provide end-to-end development, from idea to working, reliable devices.
I specialize in solving real-world issues:
• Motor control and power electronics
• Ultra-low-power design (µA level)
• Noise / EMC problems
• Debugging unstable SPI / I2C / CAN /LIN communication
My work includes:
• PCB design and hardware debugging
• Firmware development (C / C++ / Python / Embedded Linux/ Qt)
• MCUs: STM32, ESP32, nRF52 as well as Renesas, NXP and TI MCUs
Skills
Yanna Xu
Offline •
Average response time: 1 hour
See my services
Printed Circuit Boards (PCB)
I will design, review, guide schematics, pcb, pcba, jlcpcb production, basic firmware
Embedded Systems & IoT
I will design low power iot firmware with wifi, ble, lora, lcd by esp32, nrf52, stm32
2 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-2 out of 2 Reviews
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Most relevant
oleg_lucasevici
Repeat Client
Moldova
Yanna Xu delivered an excellent PCB design and review service. Her communication was always clear and professional, making the entire process smooth and efficient. She completed the work on time and with great attention to detail. The PCB revision and report were exceptionally well prepared and demonstrated...
Seller's Response
Helpful?
oleg_lucasevici
Repeat Client
Moldova
Working with Yanna Xu was an excellent experience. She is truly an expert in the firmware field and demonstrated outstanding technical skills throughout the project. Her code quality was exceptional — clean, well-structured, and highly maintainable. What impressed me most was how clearly she documented...
Seller's Response
Helpful?
