HardLabs

Floppy

scefrom·SF68·floppy/floppy.kicad_pcb

Floppy PCB layout, top view — open source board by scefrom

About the Floppy PCB

Floppy is an open source PCB design by scefrom, published on GitHub under the Custom license license. It is a 2-layer board measuring 188 × 66 mm, with 33 components from 11 distinct parts.

Other key parts include the 74HC139, 74HC02, 74HC574 and 74HC688. By type, the board carries 22 capacitors, 8 ICs, 2 resistors and 1 connector.

It belongs with the retro computing designs in this gallery.

From the project

A board featuring the Motorola 68000

Main components on the Floppy

74HC13974HC0274HC57474HC688

Floppy bill of materials (BOM)

33 components, 11 distinct parts.

QtyPartRefs
1
74HC139
U4
1
74HC02
U5
5
74HC574
U7, U8, U9, U10, U11
1
74HC688
U12
1
driveint
J1
2
22p
C1, C18
12
100n
C2, C7, C8, C9, C10, C11, C12, C13 +4
5
100n
C3, C4, C5, C15, C16
2
10u
C6, C19
1
220p
C21
2
4k7
R1, R4

Floppy design files

The KiCad project lives in the scefrom/SF68 repository on GitHub; these links point at the commit this page was built from.

Floppy: common questions

How big is the Floppy PCB?

The Floppy measures 188 × 66 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Floppy?

33 components, from 11 distinct parts. The full bill of materials is listed on this page.

Where can I download the Floppy design files?

From the scefrom/SF68 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Floppy design in my own project?

It is published under Custom license, which limits how it may be reused; read the license before building on it.

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