For Sale neatROM. New flash based 24 & 28pin ROM replacement with extra features.

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plazma

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neatROM for sale.

The 24pin version is called neatROM 2364. It supports:
• Use like a generic 2332 or 2364 replacement ROM.
• 16 jumper selectable 4/8kB banks.
• Supports CS2 signal to pin 21 in VIC-20 character ROM mode.
• Reprogrammable with an adapter.
• Switchless Kernal Selector for VIC-20 & C64. Switch between two different Kernals with the Restore-key. Third Kernal selectable with a jumper.
• multiROM feature. Use only one neatROM 2364 in a C64 or VIC20 and replace missing ROMs with a connection to the missing ROM CS signal. In a long motherboard C64 one neatROM 2364 can replace all 3 ROMs (Basic, Kernal, Character). In VIC-20 one neatROM 2364 can replace both Kernal & Basic ROMS.

The 28pin version is called neatROM 23256. It supports:
• Use like a generic 2764, 23128, 27128, 23256 or 27256 replacement ROM.
• 8 jumper selectable 16kB banks or 4 jumper selectable 32kB banks.
• Reprogrammable with an adapter.
• Switchless Kernal Selector for C64 & C128. Switch between two different Kernals with the Restore-key.
• multiROM feature. Use only one neatROM 23256 in a short motherboard C64 and replace missing character ROM with a connection to the character ROM CS signal. Usage in C128 is under study.

See more info at GitHub (PDF manual, ROMs etc.): https://github.com/1c3d1v3r/neatROM

Order blank neatROM, provide your ROM image to be flashed or with the following preprogrammed options:

VIC-20. See User Manual chapter 4.1 for memory mapping. All options support multiROM. Options 3 & 4 also support Switchless Kernal Selector.
• VIC-20 option 1: Original ROMs only. PAL version.
• VIC-20 option 2: Original ROMs only. NTSC version.
• VIC-20 option 3: JiffyDOS. Change default Kernal with jumper in position 5. PAL version.
• VIC-20 option 4: JiffyDOS. Change default Kernal with jumper in position 5. NTSC version.

C64 long board. See User Manual chapter 4.2 for memory mapping. All options support multiROM. Options 2-4 also support Switchless Kernal Selector.
• C64 long board option 1: Original ROMs only.
• C64 long board option 2: JiffyDOS. Kernals 1&4 are original and Kernals 2&3 are JiffyDOS. Change default Kernal with jumper in position 5.
• C64 long board option 3: JiffyDOS+JaffyDOS. Kernals 1&3 are original. Kernal 2 is JiffyDOS and Kernal 4 is JaffyDOS. Jiffy-/JaffyDOS booted by default. Original kernal is booted with Restore-key pressed. Change Jiffy-/JaffyDOS with jumper in position 5.
• C64 long board option 4: JiffyDOS+JaffyDOS. Kernals 2&4 are original. Kernal 1 is JiffyDOS and Kernal 3 is JaffyDOS. Original Kernal booted by default. Jiffy-/JaffyDOS Kernal is booted with Restore-key pressed. Change Jiffy-/JaffyDOS with jumper in position 5.

C64 short board. See User Manual chapter 4.3 for memory mapping. All options support multiROM. Options 2-4 also support Switchless Kernal Selector.
• C64 short board option 1: Original ROMs only.
• C64 short board option 2: JiffyDOS. Kernal 1&4 is original and Kernal 2&3 is JiffyDOS. Change default with jumper in position 5.
• C64 short board option 3: JiffyDOS+JaffyDOS. Kernal 1&3 is original. Kernal 2 is JiffyDOS and Kernal 4 is JaffyDOS. Jiffy-/JaffyDOS booted by default. Original kernal is booted with Restore-key pressed. Change Jiffy-/JaffyDOS with jumper in position 5.
• C64 short board option 4: JiffyDOS+JaffyDOS. Kernal 2&4 is original. Kernal 1 is JiffyDOS and Kernal 3 is JaffyDOS. Original Kernal booted by default. Jiffy-/JaffyDOS Kernal is booted with Restore-key pressed. Change Jiffy-/JaffyDOS with jumper in position 5.

Extra fee of 7.30€ is added for the JiffyDOS license unless a receipt of license purchase is provided. Depending on country you may get it cheaper by buying it youself.

Prices:
neatROM 2364 or 23256: 12€/pc
CS adapter 24 or 28pin: DIY kit 2€, assembled 4€
Programming adapter: DIY kit 10€, assembled 15€

Shipping in priority letter Europe 3.65-11.50 depending on weight and thickness. Outside Europe 5.50-18.40€ depending on weight and thickness.
Registered letter +16.50€
PayPal fee 0,75€ or payment as family&friends.
50pcs batch. Also on sale elsewhere.

Check my other sales posts:
Joystick port ESD protector V1.1 https://www.amibay.com/threads/joystick-port-esd-protector-v1-1.111420/
neatPLA http://www.amibay.com/showthread.php?111794-neatPLA-The-best-looking-PLA-for-fixing-your-C64-)
neatSRAM http://www.amibay.com/threads/neatsram-sram-circuit-for-commodore-64.2446177/
neat 4-player adapter https://www.amibay.com/threads/neat-4-player-adapter.2446237/
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is there any more information about this product somewhere?
I own a C128DCR, and am looking for a switchless solution (to avoid drilling my case) for JiffyDOS. This looks like it could possibly work, but I am not sure if the C128DCR is even supported by it, and if so, is it also able to switch the 1571 Drive (between stock and JiffyDOS ROMs)?
 
See the github page. C128 also got the restore key so you could use these neatROMs for swapping ROM images. I don't have a working C128 so I haven't tested it yet.

For a disk drive you need some extra swich.
 

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