Parallell-Expansion
About the Parallell-Expansion PCB
Parallell-Expansion is an open source PCB design by MicroLind-Developers, published on GitHub under the CERN-OHL-P-2.0 license. It is a 2-layer board measuring 85.1 × 70.1 mm, with 13 components from 10 distinct parts.
Other key parts include the 74LS541, 74LS30, 82C55A and 74LS04. By type, the board carries 5 capacitors, 4 ICs and 4 connectors.
From the project
Hardware repository for the microlind project
Main components on the Parallell-Expansion
Parallell-Expansion bill of materials (BOM)
13 components, 10 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74LS541 | DIP-20_W7.62mm | U1 |
| 1 | 74LS30 | DIP-12_W7.62mm | U2 |
| 1 | 82C55A | DIP-40_W15.24mm | U4 |
| 1 | 74LS04 | DIP-14_W7.62mm | U5 |
| 1 | Conn_02x20_Odd_Even | PinHeader_2x20_P2.54mm_Horizontal | J1 |
| 1 | Port A | PinHeader_2x05_P2.54mm_Horizontal | J5 |
| 1 | Port B | PinHeader_2x05_P2.54mm_Horizontal | J7 |
| 1 | Port C | PinHeader_2x05_P2.54mm_Horizontal | J8 |
| 4 | 100n | C_Disc_D3.0mm_W2.0mm_P2.50mm | C1, C2, C4, C5 |
| 1 | 10µ | CP_Radial_D4.0mm_P2.00mm | C3 |
Parallell-Expansion design files
The KiCad project lives in the MicroLind-Developers/microlind-hw repository on GitHub; these links point at the commit this page was built from.
Parallell-Expansion: common questions
How big is the Parallell-Expansion PCB?
The Parallell-Expansion measures 85.1 × 70.1 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Parallell-Expansion?
13 components, from 10 distinct parts. The full bill of materials is listed on this page.
Where can I download the Parallell-Expansion design files?
From the MicroLind-Developers/microlind-hw repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Parallell-Expansion design in my own project?
Yes, under the terms of its CERN-OHL-P-2.0 license, which MicroLind-Developers chose for the repository.
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