Edoardo kinmami
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Description
Commodore Plus 4 Plus/4 Joystick Interface
10x 100 ohm 0805/2012 SMD resistors
2x 10K ohm 0805/2012 SMD resistors
3x 0.1uF 0805/2012 SMD MLCC capacitors
2x SN74LS244DWR SMD
1x SN74LS125ADR SMD
10x 1N914 (or 1N4148) DO-35 existing diodes from the original commodore motherboard.
Diodes are replaced by header connectors (male) on the motherboard.
The PCB will have female header connectors on the bottom to plug to the motherboard.
5V and GND, D1 and D2 should be wired as well.
Top silk layer screen reports instructions.
The 3pin jumper allows selecting normal joyport numbers and swapped (JOY 1 <-> JOY 2) or both disabled.
PCB thickness 1.0mm
Schematic and Layout
schematic
sch.png
Mar 09,2023
1,571 views
Commodore Plus 4 Plus/4 Joystick Interface
Improved joystick interface for C= Plus/4. Original concept by Levente Hársfalvi TLC. Reviewed by SUKKOPERA.
1571
5
4
Published: Mar 09,2023
Standard PCB
BOM(Bill of materials)
Centroid file
PCBWay Donate 10% cost To Author
File Last Updated: 2023/03/21 (GMT+8)
File update record
2023-03-2118:17:38
Centroid file is updated.
2023-03-2118:17:38
Parts List (BOM) is updated.
2023-03-1500:10:13
Gerber file is updated.
Only PCB
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