HardLabs

Stm32f103c8t6-qwiic

petrovgp·stm32f103c8t6-qwiic·kicad/stm32f103c8t6-qwiic.kicad_pcb

Stm32f103c8t6-qwiic PCB layout, top view — open source STM32 board by petrovgp

About the Stm32f103c8t6-qwiic PCB

Stm32f103c8t6-qwiic is an open source STM32 PCB design by petrovgp, published on GitHub under the CC0-1.0 license. It is a 2-layer board measuring 58.4 × 22.7 mm, with 39 components from 20 distinct parts.

Its main chip is the STM32F103C8Tx, from the STM32 family. Other key parts include the ME6211C33M5G-N. By type, the board carries 16 capacitors, 7 resistors, 6 connectors, 3 diodes, 2 ICs and 2 crystals.

It belongs with the dev boards & breakouts designs in this gallery.

From the project

SparkFun Qwiic-comaptible STM32F103C8T6 breakout board

A compact and versatile STM32F103C8T6 breakout board designed in KiCad 9, featuring multiple Qwiic-compatible connectors for easy sensor and peripheral integration. Ideal for prototyping, embedded development, and educational use.

Adjustment of production files might be needed. Please check carefully before placing any manufacturing orders.

Stm32f103c8t6-qwiic, from the project README
From the project README

Main components on the Stm32f103c8t6-qwiic

STM32F103C8TxME6211C33M5G-N

Stm32f103c8t6-qwiic bill of materials (BOM)

39 components, 20 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
STM32F103C8Tx
U1
1
ME6211C33M5G-N
U2
1
NX3225SA-16.000M-STD-CSR-1
Y1
1
ABS07-32.768KHZ
Y2
3
Conn_01x04_Pin
J1, J2, J3
2
Conn_01x16_Pin
J4, J5
1
USB_C_USB2.0_14P
J6
2
SW_Push
SW1, SW2
2
RED
D1, D2
1
RED
D3
1
120R
FB1
6
100n
C1, C2, C8, C9, C10, C12
2
6p
C3, C4
2
15p
C5, C6
3
10u
C7, C16, C17
2
1u
C11, C13
1
10n
C14
4
5.1k
R1, R2, R3, R4
2
1k
R5, R6
1
470R
R7

Stm32f103c8t6-qwiic design files

The KiCad project lives in the petrovgp/stm32f103c8t6-qwiic repository on GitHub; these links point at the commit this page was built from.

Stm32f103c8t6-qwiic: common questions

What microcontroller does the Stm32f103c8t6-qwiic use?

The Stm32f103c8t6-qwiic is built around the STM32F103C8Tx, from the STM32 family.

How big is the Stm32f103c8t6-qwiic PCB?

The Stm32f103c8t6-qwiic measures 58.4 × 22.7 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Stm32f103c8t6-qwiic?

39 components, from 20 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Stm32f103c8t6-qwiic design files?

From the petrovgp/stm32f103c8t6-qwiic repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Stm32f103c8t6-qwiic design in my own project?

Yes, under the terms of its CC0-1.0 license, which petrovgp chose for the repository.

Can I test firmware for the Stm32f103c8t6-qwiic without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.

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