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Commodore VIC20 8k/16k ROM PCB

£2.90

Commodore VIC20 8k/16k ROM PCB – Multi-buy discount on any combination cartridge cases & PCBs – Click for more details

6 in stock

QuantityDiscount TypeDiscountPrice Per Item
5-10Percentage5£2.76
11-47Percentage10£2.61
48-95Percentage15£2.47
96-500Percentage20£2.32
SKU: vic-8k-16k-pcbCategory,

Description

Commodore VIC20 – 8k/16k ROM Cartridge PCB

 This cartridge PCB provides 8x 8k or 4x 16k ROMs, each of which can be selected to be in block 1,2,3 or 5 (link selectable).

Supports 27C128/256/512, 28C256

 If an EPROM larger than a 27C128 is used, multiple images can be selected using the ROM address jumpers

The default selection is the lower block in block 3, and the upper block in block 5, and uses the ROM image at the top of the ROM chip.

Fits classic Commodore & TFW8b.com VIC20 Cartridge Cases 

If you need EPROMS you’ll find them here

Why not check out Tynemouth Software Blog on using this PCB

8K Mode jumpers

A15
A14
A13
27C64
28C64
27C128
27C256
28C256
27C512
0V
0V
0V
ROM 1
0V
0V
5V
ROM 2
0V
5V
0V
ROM 1
ROM 1
ROM 3
0V
5V
5V
ROM 1
ROM 2
ROM 4
5V
0V
0V
ROM 1
ROM 5
5V
0V
5V
ROM 2
ROM 6
5V
5V
0V
ROM 1
ROM 1
ROM 1
ROM 3
ROM 3
ROM 7
5V
5V
5V
ROM 1
ROM 1
ROM 2
ROM 4
ROM 4
ROM 8

16K Mode Jumpers

A15
A14
A13
27C128
27C256
28C256
27C512
0V
0V
16K
ROM 1
0V
5V
16K
ROM 1
ROM 2
5V
0V
16K
ROM 1
ROM 3
5V
5V
16K
ROM 1
ROM 2
ROM 2
ROM 4

Multi-buy discount on any combination cartridge cases & PCBs – Click for more details

(Discounts automatically applied at checkout)

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