A3000 ROM tower bank switcher

Ongoing

STD A3000 ROM tower bank switcher

License: Public Domain

Mode:

Editors' pick

Cloned from Amiga 3000 ROM bank switcher

Update time： 2024-07-31 23:56:05

Creation time： 2021-03-10 07:30:23

Description

This board is designed for the older (6.x and 7.x) versions of the Amiga 3000 which require a ROM tower. It has not yet been tested. Once tested, information, photos, and instructions will be available here: [http://eebugs.com/amiga/rombankswitcher3000rt](http://eebugs.com/amiga/rombankswitcher3000rt)

Design Drawing

schematic diagram

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Amiga 3000 Kickstart ROM bank switcher U182/U183 tower
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PCB

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PCB_2021-03-12
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PCB_rev2
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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	Bottom Header Low U183	H3	27C220	1
2	Bottom Header High U182	H4	27C220	1
3	A17	H8	HDR-TH_1P-P2.54-V-M	1	C81276
4	A18	H9	HDR-TH_1P-P2.54-V-M	1	C81276
5	A19	H10	HDR-TH_1P-P2.54-V-M	1	C81276
6	10K	R1,R2,R3	R0805	3	C17414
7	100nF	C1,C2	C0805	2	C49678
8	Top Socket Low U180	H1	DIP_600MIL_42	1
9	Top Socket High U181	H2	DIP_600MIL_42	1
10	A17 Select	H5	HDR-TH_3P-P2.54-V-S2.54	1	C306138
11	A18 Select	H6	HDR-TH_3P-P2.54-V-S2.54	1	C306138
12	A19 Select	H7	HDR-TH_3P-P2.54-V-S2.54	1	C306138