Radio-86rk rom
skiselev·radio-86rk-rom·KiCad/radio-86rk-rom.kicad_pcb
About the Radio-86rk rom PCB
Radio-86rk rom is an open source PCB design by skiselev, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 50.8 × 30.5 mm, with 7 components from 6 distinct parts.
Other key parts include the 27C256. By type, the board carries 2 jumpers, 1 IC, 1 connector and 1 capacitor.
It belongs with the rf & radio designs in this gallery.
From the project
ROM cartridge for Radio-86RK
Make sure to power off the computer before connecting the cartridge. Connect the cartridge to the computer using a 26 conductor flat ribbon cable.
The Radio-86RK ROM monitor provides R command that can be used to copy of the ROM cartridge to computer's RAM. The syntax of R command is: R\,\,\
The ROM monitor also provides a subroutine to copy ROM cartridge content to the RAM:

Main components on the Radio-86rk rom
Radio-86rk rom bill of materials (BOM)
7 components, 6 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 27C256 | IC_DIP28_600 | U1 |
| 1 | Parallel | Conn_Pin_Header_13x2_2.54mm_Shrouded | J1 |
| 2 | HOLE | Hole_3mm | HOLE1, HOLE2 |
| 1 | ROM_1 | Conn_Pin_Header_3x1_2.54mm | JP1 |
| 1 | ROM_27 | Conn_Pin_Header_2x1_2.54mm | JP2 |
| 1 | 0.1uF | Cap_Cer_508 | C1 |
Radio-86rk rom design files
The KiCad project lives in the skiselev/radio-86rk-rom repository on GitHub; these links point at the commit this page was built from.
Radio-86rk rom: common questions
How big is the Radio-86rk rom PCB?
The Radio-86rk rom measures 50.8 × 30.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Radio-86rk rom?
7 components, from 6 distinct parts. The full bill of materials is listed on this page.
Where can I download the Radio-86rk rom design files?
From the skiselev/radio-86rk-rom repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Radio-86rk rom design in my own project?
Yes, under the terms of its GPL-3.0 license, which skiselev chose for the repository.
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