Roman Kubat
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Description
JiffyDOS without switch
### DESCRIPTION
JiffyDOS without switch for Commodore 64
### TECHNICAL DETAILS / COMPONENTS
1 x 74HC74
1 x 27C256
### LEARN / TOPIC / BUILD INSTRUCTIONS
JiffyDOS is started by default.
If you press down the RESTORE-key during power-up/reset then the original Basic starts.
You need to remove the original ROM and solder socket DIL28.
Put JiffyDOS to DIL28 socket and solder Reset (red wire) and Restore (white wire) to R3 pin and +.
Oct 12,2018
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JiffyDOS without switch
2 Layers PCB 27 x 40 mm FR-4, 1.6 mm, 1, HASL with lead, Green Solder Mask, White silkscreen
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Published: Oct 12,2018
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