Riscpc adapter
myelin·arcflash·riscpc_adapter_pcb/riscpc_adapter.kicad_pcb
About the Riscpc adapter PCB
Riscpc adapter is an open source PCB design by myelin, published on GitHub under the Apache-2.0 license. It is a 2-layer board measuring 59.7 × 101.6 mm, with 107 components from 5 distinct parts.
Other key parts include the ROM header.
From the project
Adapter board to allow an "arcflash" A3000 ROM emulator to work on a Risc PC.

Main components on the Riscpc adapter
Riscpc adapter bill of materials (BOM)
107 components, 5 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ROM header | dip32_rom | A3KROM1 |
| 3 | ROM header | dip32_rom_data_only | A3KROM2, A3KROM3, A3KROM4 |
| 1 | — | PinHeader_1x01_P2.54mm_Vertical | A21 |
| 2 | ROM header | dip42_rom | RPCROM1, RPCROM2 |
| 100 | — | via_single | staple_single1, staple_single2, staple_single3, staple_single4, staple_single5, staple_single6, staple_single7, staple_single8 +92 |
Riscpc adapter design files
The KiCad project lives in the myelin/arcflash repository on GitHub; these links point at the commit this page was built from.
Riscpc adapter: common questions
How big is the Riscpc adapter PCB?
The Riscpc adapter measures 59.7 × 101.6 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Riscpc adapter?
107 components, from 5 distinct parts. The full bill of materials is listed on this page.
Where can I download the Riscpc adapter design files?
From the myelin/arcflash repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Riscpc adapter design in my own project?
Yes, under the terms of its Apache-2.0 license, which myelin chose for the repository.