HardLabs

Motherboard

ethanjamesauto·modular_8bit_computer·motherboard/motherboard.kicad_pcb

Motherboard PCB layout, top view — open source board by ethanjamesauto

About the Motherboard PCB

Motherboard is an open source PCB design by ethanjamesauto, published on GitHub. It is a 2-layer board measuring 222.3 × 127 mm, with 208 components from 5 distinct parts.

By type, the board carries 144 resistors, 48 connectors and 16 diodes.

From the project

CPU card Protoboard card This card contains an onboard clock generator, address and data registers/buffers, and a protoboard area for testing designs. Bus interface modeling

Motherboard, from the project README
From the project README

Motherboard bill of materials (BOM)

208 components, 5 distinct parts.

QtyPartRefs
16
Conn_01x40_Pin
J1, J2, J5, J7, J9, J11, J13, J15 +8
16
Conn_01x08_Pin
J3, J4, J6, J8, J10, J12, J14, J16 +8
16
Conn_01x02_Pin
J33, J34, J35, J36, J37, J38, J39, J40 +8
16
A0
D1, D2, D3, D4, D5, D6, D7, D8 +8
144
470
r1, r2, r3, r4, r5, r6, r7, r8 +136

Motherboard design files

The KiCad project lives in the ethanjamesauto/modular_8bit_computer repository on GitHub; these links point at the commit this page was built from.

Motherboard: common questions

How big is the Motherboard PCB?

The Motherboard measures 222.3 × 127 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Motherboard?

208 components, from 5 distinct parts. The full bill of materials is listed on this page.

Where can I download the Motherboard design files?

From the ethanjamesauto/modular_8bit_computer repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Motherboard design in my own project?

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

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