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2 layers65 × 56.5 mm1wire raspi, the printed circuit board in 3D

A KiCad project for a simple interface board connecting 1-Wire sensors to a Raspberry Pi.

Size
65 × 56.5 mm
Copper layers
2
Thickness
1.6 mm
Parts
10
Nets
33
Pads
64
Tracks, vias
67, 0
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
22 Dec 2025
Updated
9 Jan 2026

Overview

1wire raspi is an open-source printed circuit board by guycorbaz, from the guycorbaz/1wire_raspi_pcb repository on GitHub. It is a 2-layer board of 65 × 56.5 mm with 10 parts on 33 nets, routed with 67 tracks and 0 vias.

Its parts include 4 connectors, 1 capacitor and 1 resistor. It belongs with the sensors and measurement and interfaces and adapters boards of this library.

README

README.md

1-Wire Raspberry Pi Adapter

A KiCad project for a simple interface board connecting 1-Wire sensors to a Raspberry Pi.

This hardware is part of the boilert project, which monitors boiler temperatures using a Raspberry Pi.

Features

  • Raspberry Pi Integration: Designed for the standard 40-pin Raspberry Pi GPIO header.
  • 1-Wire Connectivity: Includes Molex Micro-Fit 3.0 connectors for 1-Wire sensors and external power.
  • Integrated Bus Support: Schematic includes the necessary pull-up resistor and power filtering.

Project Information

  • Title: 1-Wire Raspi
  • Creator: Guy Corbaz
  • Revision: 1
  • Date: 15 Nov 2012 (Legacy) / Updated 2025

Created using KiCad 9.0

Parts

10
QtyValueFootprintReferences
4MountingHole_2.7mm_M2.5MountingHole:MountingHole_2.7mm_M2.5MH1, MH2, MH3, MH4
21WireConnector_Molex:Molex_Micro-Fit_3.0_43045-0412_2x02_P3.00mm_VerticalJ3, J4
1100uFCapacitor_THT:CP_Radial_D5.0mm_P2.00mmC1
14.7kResistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_HorizontalR1
1GPIOConnector_PinSocket_2.54mm:PinSocket_2x20_P2.54mm_VerticalJ1
1PowerConnector_Molex:Molex_Micro-Fit_3.0_43045-0212_2x01_P3.00mm_VerticalJ2

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Questions

How big is the 1wire raspi PCB?

It measures 65 × 56.5 mm and has 2 copper layers, 1.6 mm thick.

What parts does the 1wire raspi use?

10 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the 1wire raspi KiCad files?

From the guycorbaz/1wire_raspi_pcb repository on GitHub, at the commit this page was made from: the board is 1wire_raspi.kicad_pcb and its schematic 1wire_raspi.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the 1wire raspi design in my own project?

Its repository states no licence, so its author keeps all rights: ask guycorbaz before reusing the design.