
Open-source KiCad boards
11 match “dumaiss”Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.
- 4 layers160 × 68.2 mm

- 4 layers99.9 × 80.4 mm

PBITzBackplaneMezzanine
dumaiss/pBITzPlatform
Code, documentation and schematics for the pBITz backplane and associated assets
43 parts - 4 layers160 × 70 mm

- 6 layers160 × 70 mm

- 6 layers243.8 × 243.8 mm

PBITzBackplane
dumaiss/pBITzPlatform
Code, documentation and schematics for the pBITz backplane and associated assets
55 parts - 4 layers84.3 × 110 mm

UBITz Basic Bank With Cartridge
dumaiss/uBITz
**μBITz** – *ZAP 80s dreams into silicon.* Open modular 8-bit system: dock Z80/6502, tile SID/POKEY, boot in '83. M.2 LVDS serial, I²C map, Parity-10, ZAP IRQs. Spec + KiCad + Verilog + ref impl. Build. ZAP.
6 parts - 4 layers31 × 35 mm

USB JTAG Programmer
dumaiss/uBITz
**μBITz** – *ZAP 80s dreams into silicon.* Open modular 8-bit system: dock Z80/6502, tile SID/POKEY, boot in '83. M.2 LVDS serial, I²C map, Parity-10, ZAP IRQs. Spec + KiCad + Verilog + ref impl. Build. ZAP.
24 parts - 4 layers84.3 × 108.4 mm

UBITz Host z80-Host No Mapper
dumaiss/uBITz
**μBITz** – *ZAP 80s dreams into silicon.* Open modular 8-bit system: dock Z80/6502, tile SID/POKEY, boot in '83. M.2 LVDS serial, I²C map, Parity-10, ZAP IRQs. Spec + KiCad + Verilog + ref impl. Build. ZAP.
26 parts - 4 layers84.3 × 108.4 mm

UBITz Host z80-Host
dumaiss/uBITz
**μBITz** – *ZAP 80s dreams into silicon.* Open modular 8-bit system: dock Z80/6502, tile SID/POKEY, boot in '83. M.2 LVDS serial, I²C map, Parity-10, ZAP IRQs. Spec + KiCad + Verilog + ref impl. Build. ZAP.
50 parts - 4 layers100 × 50.5 mm

UBITz Dock Power Impl
dumaiss/uBITz
**μBITz** – *ZAP 80s dreams into silicon.* Open modular 8-bit system: dock Z80/6502, tile SID/POKEY, boot in '83. M.2 LVDS serial, I²C map, Parity-10, ZAP IRQs. Spec + KiCad + Verilog + ref impl. Build. ZAP.
92 parts - 2 layers9.3 × 1.7 mm

UBITz Dock Power Impl
dumaiss/uBITz
**μBITz** – *ZAP 80s dreams into silicon.* Open modular 8-bit system: dock Z80/6502, tile SID/POKEY, boot in '83. M.2 LVDS serial, I²C map, Parity-10, ZAP IRQs. Spec + KiCad + Verilog + ref impl. Build. ZAP.
92 parts