2 layers
Encoder
byrantech/laptop
anyon_e, a highly integrated, high end, open source laptop. Attempt the impossible.
7 parts4.3kMIT
2 layers48 × 14 mm
Micro 8088 Front Panel
skiselev/micro_8088_case53Case for Micro 8088
- Size
- 48 × 14 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 7
- Nets
- 10
- Pads
- 24
- Tracks, vias
- 45, 0
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 9 Apr 2019
- Updated
- 8 Feb 2025
Overview
Micro 8088 Front Panel is an open-source printed circuit board by skiselev, from the skiselev/micro_8088_case repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 48 × 14 mm with 7 parts on 10 nets, routed with 45 tracks and 0 vias.
Its parts include 2 diodes, 2 switches and 1 connector.
README
README.mdMicro 8088 Case
Case for Micro 8088 and ISA 8-Bit Backplane Based Computer
Introduction
This case is intended to be used with Micro 8088 and ISA 8-Bit Backplane based computer.
The front panel features the standard Intel* 9-pin front panel pinout, and can work with other systems as well.
Hardware Documentation
3D Printed Parts
Parts can be printed using PETG or other fillament. The parts are designed to be printed without supports, with the exception of the case back, which needs supports for the DC power connector area.
| Part | File | Notes |
|---|---|---|
| Case Front | case_front.stl | For the system name in colored letters, print sytem_name.stl first |
| Case Back | case_back.stl | |
| Case Bottom | case_bottom.stl | Use supports on the build plate only option when printing |
| Case Top | case_top.stl | It is possible to use a 192.8 mm * 192.8 mm piece of transparent 1/8" / 3 mm acrylic plastic instead |
| Case Left | case_left.stl | |
| Case Right | case_right.stl | |
| ISA Slots Cover | slots_cover.stl | Snaps into the Case Back |
| Speaker Bracket | speaker_bracket.stl | |
| System Name | system_name.stl | System Name "Micro 8088". Print and remove the rectangle on the perimeter. Next print case_front.stl |
| Keycaps | keycap_6mm_round.stl | Print two using colorful plastic. It is recommended to print several keycaps at the time. Omron B32-2000 keycaps can be used instead |
Other Parts
| Part | Quantity | Notes |
|---|---|---|
| M3 x 8 mm flat head screws | 16 | Hold case sides together |
| M3 x 1.8 mm square nuts | 16 | Hold case sides together |
| M3 x 8 mm pan head screws | 6 | Floppy drive |
| M3 x 6 mm pan head screws | 15 | Backplane - 6 screws, front panel - 2 screws, ISA cards - 7 screws |
Front Panel Schematic and PCB Layout
Jumpers, Connectors, and Switches
J1 - Front Panel Connector
| Pin | Description | Pin | Description |
|---|---|---|---|
| 1 | HDD Activity LED Anode (+) | 2 | Power LED Anode (+) |
| 3 | HDD Activity LED Cathode (-) | 4 | Power LED Cathode (-) |
| 5 | Reset Switch (Ground) | 6 | Power Switch (Output) |
| 7 | Reset Switch (Output) | 8 | Power Switch (Ground) |
| 9 | 5V (Unused) | 10 | Key (Pin removed) |
SW1 - Power Switch
Press SW1 to turn on/off the system
SW2 - Reset Switch
Press SW2 to reset the system
Front Panel Bill of Material
Micro 8088 Front Panel project on Mouser.com - View and order all components except of the PCB. Micro 8088 Front Panel project on OSH Park - View and order the PCB.
| Component type | Reference | Description | Quantity | Possible sources and notes |
|---|---|---|---|---|
| PCB | Micro 8080 Front Panel PCB V1.0 | 1 | OSH Park Micro 8088 Front Panel V1.0 Alternatively order from a PCB manufacturer of your choice using provided KiCad files | |
| LED | D1 | 3 mm, blue LED indicator | 1 | Mouser 604-WP710A10QBC/D Alternatively use 3 mm green LED Note: Intel* specifies a bi-color green/yellow LED |
| LED | D2 | 3 mm, pink LED indicator | 1 | Mouser 604-WP7104VRVCWA Alternatively use 3 mm yellow LED |
| Tactile Button | SW1, SW2 | 6 mm tactile button, projected | 2 | Mouser 653-B3F-1052, 653-B3F-1050 |
| Key Cap | SW1, SW2 | Omron 6 mm round keycap, black | 2 | Mouser 653-B32-2000. Or use 3D printed keycaps |
| Pin Header | J1 | 2x5 pin header, 2.54 mm pitch | 1 | Mouser 855-M20-9980545 |
| Speaker | 36 mm x 4.6 mm, 8 ohm, 1 W | 1 | Mouser 665-AS03608MRLW100R |
Front Panel Cables Bill of Material
| Component type | Reference | Description | Quantity | Possible sources and notes |
|---|---|---|---|---|
| Connector | J1 | 2x5 pin wire housing, 2.54 mm pitch | 1 | Front panel connector. Mouser 855-M20-1070500 |
| Connector | 4 pin wire housing, 2.54 mm pitch | 2 | Speaker connector. Power switch and Power LED connector for the ISA 8-bit backplane. Mouser 855-M20-1060400 | |
| Connector | 2 pin wire housing, 2.54 mm pitch | 2 | Reset switch connector. HDD LED connector. Mouser 855-M20-1060200 | |
| Contact | Female crimp contact | 20 | All connectors. Mouser 855-M20-1160042, 855-M20-1180042 | |
| Wire | 22 AWG - 26 AWG stranded wire, white | 60 cm or 2' | Negative wires for LEDs and switches | |
| Wire | 22 AWG - 26 AWG stranded wire, black | 10 cm or 1/3' | Negative wire for the speaker | |
| Wire | 22 AWG - 26 AWG stranded wire, red | 30 cm or 1' | Positive wire for the speaker and the HDD LED | |
| Wire | 22 AWG - 26 AWG stranded wire, green | 10 cm or 1/3' | Positive wire for the Power LED | |
| Wire | 22 AWG - 26 AWG stranded wire, blue | 30 cm or 1' | Positive wire for the Reset switch | |
| Wire | 22 AWG - 26 AWG stranded wire, yellow | 10 cm or 1/3' | Positive wire for the Power switch |
Parts
7| Qty | Value | Footprint | References |
|---|---|---|---|
| 2 | MountingHole | MountingHole:MountingHole_3.2mm_M3_DIN965 | H1, H2 |
| 1 | Front_Panel | Connector_PinHeader_2.54mm:PinHeader_2x05_P2.54mm_Vertical | J1 |
| 1 | HDD_LED | LED_THT:LED_D3.0mm | D2 |
| 1 | Power_LED | LED_THT:LED_D3.0mm | D1 |
| 1 | Power_Switch | Button_Switch_THT:SW_PUSH_6mm_H7.3mm | SW1 |
| 1 | Reset_Switch | Button_Switch_THT:SW_PUSH_6mm_H7.3mm | SW2 |
Questions
How big is the Micro 8088 Front Panel PCB?
It measures 48 × 14 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Micro 8088 Front Panel use?
7 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 Micro 8088 Front Panel KiCad files?
From the skiselev/micro_8088_case repository on GitHub, at the commit this page was made from: the board is KiCad/Micro_8088_Front_Panel.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Micro 8088 Front Panel design in my own project?
Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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