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4 layers160 × 94 mmMeshCrossway RevA LAYOUT A, the printed circuit board in 3D

MeshCrossway RevA LAYOUT A

Renbrant/MeshCrossway24

MeshCrossway is an open-source, ESP32-based portable communicator designed to connect travelers and search-and-rescue teams across Meshtastic and MeshCore networks in parallel, with dedicated LoRa radios, a touchscreen interface, GNSS positioning, and offline messaging.

Size
160 × 94 mm
Copper layers
4
Thickness
1.6 mm
Parts
39
Nets
27
Pads
132
Tracks, vias
151, 98
Pours
2
Routed
Yes
KiCad
KiCad 7 (file 20221018)
Created
25 Oct 2026
Updated
8 Nov 2026

Overview

MeshCrossway RevA LAYOUT A is an open-source printed circuit board by Renbrant, from the Renbrant/MeshCrossway repository on GitHub, published under the MIT licence. It is a 4-layer board of 160 × 94 mm with 39 parts on 27 nets, routed with 151 tracks and 98 vias.

Its parts include 10 capacitors, 7 resistors, 4 ICs, 2 diodes and 2 connectors. It belongs with the radio and wireless boards of this library.

README

hardware/kicad/layouts/README.md

PCB layout alternatives

The MeshCrossway Rev A schematic is shared by multiple PCB floorplans.

Layout A

Status: preserved alternative.

The earlier engineering layout explored a wider 4-layer carrier with the radios on opposite sides and GNSS separated from the radio power section. It is retained as a reference, not the active direction.

Layout B

Status: active.

Layout B starts from a blank PCB and targets a 2-layer carrier:

  • F.Cu: components, power, UART/I2C/PPS and most routing.
  • B.Cu: nearly continuous GND plane.
  • Avoid bottom-layer routing beneath the XIAO/Wio RF modules and GNSS where it would cut the return plane.
  • Begin with J1, U2, U3 and U4 only.
  • Freeze the mechanical/RF floorplan before placing support components or routing.

When alternative PCB files are added here, keep their names explicit:

text
MeshCrossway_RevA_LAYOUT_A.kicad_pcb
MeshCrossway_RevA_LAYOUT_B.kicad_pcb

Do not create separate schematics for the alternatives unless the electrical design itself changes.

Parts

39
QtyValueFootprintReferences
447RMeshCrossway:R/C_0603R1, R2, R3, R4
3100nFMeshCrossway:R/C_0603C1, C5, C9
310uFMeshCrossway:C_0805C2, C6, C10
2100uF DNPMeshCrossway:C_1210C4, C8
24.7k DNPMeshCrossway:R/C_0603R6, R7
247uF DNPMeshCrossway:C_1210C3, C7
2SchottkyMeshCrossway:D_SOD-123D1, D2
2XIAO + Wio-SX1262 socketMeshCrossway:Module_XIAO_ESP32S3_WioSX1262_SocketU2, U3
10RMeshCrossway:R/C_0603R5
15V_J8TestPoint:TestPoint_Pad_D2.0mmTP1
15V_LOCTestPoint:TestPoint_Pad_D2.0mmTP2
1A CURRENT LINKPinHeader_1x02_P2.54mm_VerticalJP2
1A POWER SELECTPinHeader_1x03_P2.54mm_VerticalJP1
1A_3V3TestPoint:TestPoint_Pad_D2.0mmTP9
1B CURRENT LINKPinHeader_1x02_P2.54mm_VerticalJP4
1B POWER SELECTPinHeader_1x03_P2.54mm_VerticalJP3
1B_3V3TestPoint:TestPoint_Pad_D2.0mmTP10
1HOST DEBUGPinHeader_1x04_P2.54mm_VerticalJ2
1LOCAL 5V MODULE TBDMeshCrossway:Module_LOCAL_5V_3Pin_PrototypeU1
1MC_RXTestPoint:TestPoint_Pad_D2.0mmTP8
1MC_TXTestPoint:TestPoint_Pad_D2.0mmTP7
1MT_RXTestPoint:TestPoint_Pad_D2.0mmTP6
1MT_TXTestPoint:TestPoint_Pad_D2.0mmTP5
1RAD_A_5VTestPoint:TestPoint_Pad_D2.0mmTP3
1RAD_B_5VTestPoint:TestPoint_Pad_D2.0mmTP4
1Uputronics MAX-M10S 3V (MECH VERIFY)MeshCrossway:Module_Uputronics_MAX_M10S_3V_MECH_APPROXU4
1Waveshare J8 mating 2x16MeshCrossway:Waveshare_J8_Mating_2x16_P2.54mmJ1

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Questions

How big is the MeshCrossway RevA LAYOUT A PCB?

It measures 160 × 94 mm and has 4 copper layers, 1.6 mm thick.

What parts does the MeshCrossway RevA LAYOUT A use?

39 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 MeshCrossway RevA LAYOUT A KiCad files?

From the Renbrant/MeshCrossway repository on GitHub, at the commit this page was made from: the board is hardware/kicad/layouts/MeshCrossway_RevA_LAYOUT_A.kicad_pcb and its schematic hardware/kicad/MeshCrossway_RevA.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the MeshCrossway RevA LAYOUT A design in my own project?

Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).