HardLabs

UsbUartBridge

mpek29·UsbUartBridge·design/UsbUartBridge/UsbUartBridge.kicad_pcb

UsbUartBridge PCB layout, top view — open source board by mpek29

About the UsbUartBridge PCB

UsbUartBridge is an open source PCB design by mpek29, published on GitHub. It is a 2-layer board measuring 50.9 × 17.8 mm, with 15 components from 8 distinct parts.

Other key parts include the CP2102. By type, the board carries 4 connectors, 4 resistors, 3 diodes, 3 capacitors and 1 IC.

It belongs with the usb & debug tools designs in this gallery.

From the project

🔌 USB-to-UART bridge for embedded systems

UsbUartBridge is an open-source PCB designed to provide a USB-to-UART bridge for seamless serial communication between a computer and microcontrollers. The board features JST-SH & JST-PH connectors for easy integration into embedded projects, IoT devices, and prototyping setups.

- 🔌 Reliable USB-to-Serial Conversion: Enables communication between a PC and embedded systems via UART. - 📏 Compact and Adafruit-compatible: Designed to fit within Adafruit's standard PCB footprint. - 🛠️ Open-source and customizable: Modify and adapt the design to suit your specific needs.

UsbUartBridge, from the project README
From the project README

Main components on the UsbUartBridge

CP2102

UsbUartBridge bill of materials (BOM)

15 components, 8 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
CP2102
U1
1
UJ2-MIBH-G-SMT
UJ2-MIBH-G-SMT-TR
J2
2
S2B-PH-SM4-TB_LF__SN_
J3, J4
1
SM04B-SRSS-TB_LF__SN_
J5
3
LED
D1, D2, D3
3
100NF
100nF
C1, C2, C3
3
1k
R1, R2, R3
1
470
R4

UsbUartBridge design files

The KiCad project lives in the mpek29/UsbUartBridge repository on GitHub; these links point at the commit this page was built from.

UsbUartBridge: common questions

How big is the UsbUartBridge PCB?

The UsbUartBridge measures 50.9 × 17.8 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the UsbUartBridge?

15 components, from 8 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 UsbUartBridge design files?

From the mpek29/UsbUartBridge 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 UsbUartBridge design in my own project?

The repository has no license, so all rights stay with mpek29. Use it as a reference, and ask the author before reusing the design.

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