HardLabs

Roscbus01

rosco-m68k·hardware-projects·bus-board/design/kicad/r0/roscbus01/roscbus01.kicad_pcb

Roscbus01 PCB layout, top view — open source board by rosco-m68k

About the Roscbus01 PCB

Roscbus01 is an open source PCB design by rosco-m68k, published on GitHub under the MIT license. It is a 2-layer board measuring 160.1 × 115.9 mm, with 29 components from 14 distinct parts.

Other key parts include the 74LS139. By type, the board carries 8 capacitors, 4 connectors, 3 jumpers, 1 IC, 1 switch and 1 LED.

From the project

Supporting hardware, expansions and projects for the rosco_m68k

This repository expansion boards and some simple hardware projects for the roscom68k (https://github.com/rosco-m68k/roscom68k).

If you are building your own expansions, see the memory map for details of the memory map, and how to reserve your address space.

busboard - This is the roscbus-01 expansion bus board for the roscom68k ioread-poc - A POC project that interfaces with an Arduino (Mega-2560) ram-expansion - The roscram-01 1/2/3/4MB RAM expansion board video9958 - The V9958 video card mc68681-duart` - MC68681 Dual UART board

Main components on the Roscbus01

74LS139

Roscbus01 bill of materials (BOM)

29 components, 14 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
74LS139
L7805
U1
1
CONN_01X04_MALE
Conn_01x03_Male
J1
1
Screw_Terminal_01x02
J2
1
Jack-DC
J3
1
USB_B_Micro
J4
5
Conn_02x32_Odd_Even
BUS1-1, BUS2-1, BUS3-1, BUS4-1, BUS5-1
5
Conn_02x08_Odd_Even
BUS1-2, BUS2-2, BUS3-2, BUS4-2, JBUS5-2
3
Jumper
JP4, JP5, JP6
1
POWER
SW1
1
PWR GOOD
LED1
1
100NF
470uF
C1
6
100NF
100nf
C2, C3, C4, C5, C6, C8
1
100NF
330nf
C7
1
5.1K
1K
R1

Roscbus01 design files

The KiCad project lives in the rosco-m68k/hardware-projects repository on GitHub; these links point at the commit this page was built from.

Roscbus01: common questions

How big is the Roscbus01 PCB?

The Roscbus01 measures 160.1 × 115.9 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Roscbus01?

29 components, from 14 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 Roscbus01 design files?

From the rosco-m68k/hardware-projects repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the Roscbus01 design in my own project?

Yes, under the terms of its MIT license, which rosco-m68k chose for the repository.

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