Imported from GitHub: mihircn/stm32f103-can-interface-pcb · commit 42b0a02

Description

STM32F103 CAN interface PCB designed in KiCad featuring USB-C power, SN65HVD230 transceiver, SWD programming, and selectable 120Ω termination.

README

STM32F103 CAN Interface PCB

A custom 2-layer PCB designed in KiCad featuring an STM32F103CBT6 microcontroller, SN65HVD230 CAN transceiver, USB Type-C power input, SWD programming interface, and selectable CAN bus termination.

This repository contains hardware design files only. No firmware has been implemented at this stage.

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Features

• STM32F103CBT6 microcontroller
• SN65HVD230 CAN transceiver
• USB Type-C power input
• AP2112K-3.3 voltage regulator
• External 8 MHz crystal oscillator
• SWD programming/debug interface
• Jumper-selectable 120Ω CAN termination
• Power indicator LED
• CAN activity LED
• 2-layer PCB design

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3D Render

Front View

Back View

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PCB Layout

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Schematic

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Main Components

Component	Description
STM32F103CBT6	Main Microcontroller
SN65HVD230	CAN Transceiver
AP2112K-3.3	3.3V LDO Regulator
USB Type-C Connector	Power Input
8 MHz Crystal	System Clock Source
SWD Header	Programming & Debugging
120Ω Resistor + Jumper	Selectable CAN Termination

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Design Tools

• KiCad 10
• STM32CubeMX (planned)
• STM32CubeIDE (planned)

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Repository Structure

.
├── README.md
├── Hardware/
│   ├── STM32_CAN_USB.kicad_sch
│   ├── STM32_CAN_USB.kicad_pcb
│   ├── STM32_CAN_USB.kicad_pro
│   └── STM32_CAN_USB.pdf
│
├── Images/
│   ├── pcb-top.png
│   ├── pcb-3d-front.png
│   ├── pcb-3d-back.png
│   └── schematic.png
│
└── Gerbers/

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Project Scope

This project was created to practice:

• Schematic capture
• Component selection
• Power distribution design
• USB Type-C integration
• CAN transceiver integration
• STM32 hardware design
• PCB layout and routing
• Manufacturing file generation

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License

MIT License