Gameboy-Color-Megamem-Card
RWeick·Gameboy-Color-Megamem-Card
About the Gameboy-Color-Megamem-Card PCB
Gameboy-Color-Megamem-Card is an open source PIC PCB design by RWeick, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 53.5 × 89.8 mm, with 13 components from 12 distinct parts.
Its main chip is the PIC12C508A, from the PIC family. Other key parts include the SST28LF040, ATMEL AT27C010, 74HC373 and PALCE_20V8H-25JC/4. By type, the board carries 5 ICs, 3 connectors, 2 capacitors, 2 resistors and 1 diode.
It belongs with the retro computing designs in this gallery.
From the project
All data necessary to produce a Mega Memory Card for the Gameboy Color

Main components on the Gameboy-Color-Megamem-Card
Gameboy-Color-Megamem-Card bill of materials (BOM)
13 components, 12 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SST28LF040 | SST 28SF040 | U1 |
| 1 | ATMEL AT27C010 | SST 28SF040 | U2 |
| 1 | 74HC373 | 74HC373 | U3 |
| 1 | PALCE_20V8H-25JC/4 | PALCE 20V8H-25JC-4 | U4 |
| 1 | PIC12C508A | PIC12C508A | U5 |
| 1 | Cart_Edge_Connector | ACTUAL GAMEBOY EDGE CONNECTOR | J1 |
| 1 | Game_Edge_Connector | Cartridge Slot, GBC | J2 |
| 1 | SW_DPDT_x2 | Switch | J3 |
| 1 | LED | LED_D3.0mm | D1 |
| 2 | 100 nF | 100nf Capacitor | C1, C2 |
| 1 | 10k Ohm | 100nf Capacitor | R1 |
| 1 | — | 100nf Capacitor | R2 |
Gameboy-Color-Megamem-Card design files
The KiCad project lives in the RWeick/Gameboy-Color-Megamem-Card repository on GitHub; these links point at the commit this page was built from.
- LayoutREF1347.kicad_pcb
- SchematicREF1347.kicad_sch
Gameboy-Color-Megamem-Card: common questions
What microcontroller does the Gameboy-Color-Megamem-Card use?
The Gameboy-Color-Megamem-Card is built around the PIC12C508A, from the PIC family.
How big is the Gameboy-Color-Megamem-Card PCB?
The Gameboy-Color-Megamem-Card measures 53.5 × 89.8 mm, has 2 copper layers and is 0.8 mm thick.
How many components are on the Gameboy-Color-Megamem-Card?
13 components, from 12 distinct parts. The full bill of materials is listed on this page.
Where can I download the Gameboy-Color-Megamem-Card design files?
From the RWeick/Gameboy-Color-Megamem-Card repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Gameboy-Color-Megamem-Card design in my own project?
Yes, under the terms of its GPL-3.0 license, which RWeick chose for the repository.
Can I test firmware for the Gameboy-Color-Megamem-Card without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug PIC firmware against it before you order a PCB.
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