JMCPU - PCB008: 512k cartridge


A 512kB ROM cartridge. Stores data in a single 39SF040 flash ROM chip.


Date: 2022-01-10

Schematic (PDF)

Gerber download

EasyEDA project download

Cartridge 3D model - front part (OpenSCAD source)

Cartridge 3D model - front part (STL)

Cartridge 3D model - back part (OpenSCAD source)

Cartridge 3D model - back part (STL)

Known issues

Validation process


StepStatus ✓
Project name and folder
Matches main schematic
Component labels
Net labels and wires
All components updated
Components and nets check
Symbol design
JMC logo and QR code
Screw holes
Main decoupling capacitor
2 GND connectors
Headers match backplane reference
Sheet info
Simulator updated

PCB design

StepStatus ✓
File name
Units set to mil
Design rules check
Schematic synced
All components updated
Routing design recommendations
Board layout
Board size
Text size and orientation
Routing optimization pass

PCB fabrication

StepStatus ✓
Gerber generated
PCB built?
Components fit?
Components soldered?
Connectors fit?
First power on?
Functional tests?


StepStatus ✓
Link to Schematic PDF
Link to Gerber
Link to EasyEDA export package
Assembly guide integration?