A custom STM32F411CEU6 development board designed in Altium Designer Professional 25.2.1.
This hardware design focuses on compactness, reliability, and ease of firmware development for embedded systems.
This repository contains the complete schematic, PCB layout, and documentation for a custom STM32F411CEU6 (ARM Cortex-M4) based board.
The design includes USB connectivity, SWD programming support, and essential GPIO headers for prototyping and experimentation.
- Microcontroller: STM32F411CEU6 (ARM Cortex-M4, 100 MHz)
- Programming Interface: SWD (Serial Wire Debug)
- Power Input: 5V via USB
- Peripherals:
- USB data protection and filtering circuit
- 12 MHz crystal oscillator with capacitors
- Voltage regulator circuit
- Power and status LEDs
- GPIO expansion header
- Design Checks: ERC passed successfully ✅
- EDA Tool: Altium Designer Professional 25.2.1
See BOM file for the complete component list, which includes:
- STM32F411CEU6 microcontroller
- 12 MHz crystal oscillator and load capacitors
- USB Type-A connector and ESD protection
- LDO voltage regulator (5V → 3.3V)
- SWD header and GPIO expansion pins
- LEDs, resistors, and bypass capacitors
The schematic covers:
- Power regulation and filtering
- USB data interface with ESD protection
- Clock generation circuit
- MCU core with SWD, BOOT0, and NRST
- GPIO expansion headers
Highlights:
- Differential pair routing for USB lines
- Compact 4-layer layout
- Short trace design for crystal stability
- Star-grounding and power filtering for noise reduction
- ERC (Electrical Rule Check): Passed successfully
- DRC (Design Rule Check): No violations
- 3D Model: Fully supported in Altium Designer
- Altium Designer Professional 25.2.1
- Library: Custom component footprints and 3D models
- Output Files: Gerbers, NC drill, assembly drawings
Designed by: Mohit Jagtap
Electronics & Telecommunication Engineering
Dr. D. Y. Patil Institute of Engineering Management and Research, Akurdi, Pune
Tool: Altium Designer Professional 25.2.1
Feel free to submit issues, suggest improvements, or contribute additional board features.
Let’s grow open-source embedded hardware together.
STM32 • Altium • Embedded Hardware • PCB Design • ARM Cortex-M4 • Electronics