## ? **Expert in Electronics Design and Embedded Firmware Development (PCB & Firmware Developer)**
### I am a PCB Designer and Firmware Developer
I have extensive experience in PCB design and use advanced tools like **EasyEDA** and **Proteus** to design and develop electronic projects.
#### ?️ My Expertise:
- Started using **EasyEDA** in 2020, delivering innovative designs for clients worldwide.
- Have over five years of experience with **Proteus**, using it for circuit simulation and project design.
- Develop firmware in **C** for various microcontrollers, focusing on timing-critical applications.
#### ✨ My Specialties:
- Analog electronics design.
- Mixed-signal circuit design.
- High-speed and precision electronics design.
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### ? Services I Offer:
✔️ Electronics hardware development and design.
✔️ Firmware development.
✔️ Prototyping and assembly of electronic systems.
✔️ Cost reduction and BOM optimization.
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### ?️ PCB Design Tools:
- **EasyEDA**
- **Proteus**
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### ? Firmware Development:
- Programming in **C**.
- Working with microcontrollers like **STM32**, **ESP32**, and **PIC** (various types).
- Integrating wireless modules such as **Bluetooth**, **Wi-Fi**, **LoRa**, and **4G**.
- Developing firmware for data acquisition and working with protocols like **SPI**, **I2C**, **UART**, **USB**, and **CAN**.
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### ?️ Electronics Design:
- Schematic and PCB layout design.
- Selecting components for devices, including microcontrollers, regulators, capacitors, and resistors.
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### ? Additional Expertise:
- Mixed-signal and analog PCB design.
- Designing data acquisition systems with MCUs and MPUs.
- Ensuring compliance with EMI/EMC standards to reduce interference.
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### ? Hardware Testing:
- Device bring-up and testing.
- Conducting lab-based tests with professional equipment, including:
- **Oscilloscopes**.
- **Digital and handheld multimeters**.
- **Function generators**.
- **Soldering and rework tools**.
If you're looking for a reliable partner for your electronic project design and development, I'm here to help! ?