Amstrad ROM Expander - Revision history

Bryce at 10:46, 25 August 2011

2011-08-25T10:46:05Z

← Older revision		Revision as of 10:46, 25 August 2011
Line 1:		Line 1:
			[[Image:Rom_Expander.jpg\|right\|thumb\|320px\|Self-built version of the Rom Expander]]

	The Amstrad ROM Expansion was published 1988 in the Practical Electronics magazine by Simon Dean. It is possible to use up to six expansion ROMs (16 kB each) with the board.		The Amstrad ROM Expansion was published 1988 in the Practical Electronics magazine by Simon Dean. It is possible to use up to six expansion ROMs (16 kB each) with the board.
	Because there are only a few parts needed, the price of the board is inexpensive.		Because there are only a few parts needed, the price of the board is inexpensive.

	~~[[Image:Rom_Expander.jpg\|center\|thumb\|320px\|Self-built version of the Rom Expander]]~~

MacDeath at 18:23, 19 December 2010

2010-12-19T18:23:12Z

← Older revision		Revision as of 18:23, 19 December 2010
Line 26:		Line 26:
	* [[Media:Amstrad rom expander.pdf]]		* [[Media:Amstrad rom expander.pdf]]

	[[Category:~~Hardware~~]] [[Category:Peripherals]] [[Category:DIY]]		[[Category:Expansion ROM]] [[Category:Peripherals]] [[Category:DIY]]

Nocash: /* Resources */

2010-08-13T13:12:20Z

Resources

← Older revision		Revision as of 13:12, 13 August 2010
Line 24:		Line 24:
	== Resources ==		== Resources ==

	[[~~File~~:Amstrad rom expander.pdf]]		* [[Media:Amstrad rom expander.pdf]]

	[[Category:Hardware]] [[Category:Peripherals]] [[Category:DIY]]		[[Category:Hardware]] [[Category:Peripherals]] [[Category:DIY]]

Bryce: /* Part List */

2010-08-09T16:50:41Z

Part List

← Older revision		Revision as of 16:50, 9 August 2010
Line 18:		Line 18:
	D1 1N4148		D1 1N4148
	</pre>		</pre>


			Note: There is a contradiction in the original documentation below. In the parts list, IC2 is listed as 74LS373, this is incorrect, it should be 74LS374 as shown in the circuit diagram on page 1.

	== Resources ==		== Resources ==

Bryce: /* Part List */

2010-08-09T16:47:48Z

Part List

← Older revision		Revision as of 16:47, 9 August 2010
Line 12:		Line 12:
	C7 22uF elect		C7 22uF elect
	IC1 74LS32		IC1 74LS32
	IC2 ~~74LS373~~		IC2 74LS374
	IC3 74LS138		IC3 74LS138
	IC4 74LS02		IC4 74LS02

Octoate: /* Resources */ - added more categories

2010-01-07T11:41:48Z

Resources: - added more categories

← Older revision		Revision as of 11:41, 7 January 2010
Line 23:		Line 23:
	[[File:Amstrad rom expander.pdf]]		[[File:Amstrad rom expander.pdf]]

	[[Category:Hardware]]		[[Category:Hardware]] [[Category:Peripherals]] [[Category:DIY]]

Bryce at 13:54, 18 October 2009

2009-10-18T13:54:44Z

← Older revision		Revision as of 13:54, 18 October 2009
Line 2:		Line 2:
	Because there are only a few parts needed, the price of the board is inexpensive.		Because there are only a few parts needed, the price of the board is inexpensive.

	[[Image:Rom_Expander.jpg\|thumb\|320px\|Self-built version of the Rom Expander]]		[[Image:Rom_Expander.jpg\|center\|thumb\|320px\|Self-built version of the Rom Expander]]

Bryce at 13:54, 18 October 2009

2009-10-18T13:54:21Z

← Older revision		Revision as of 13:54, 18 October 2009
Line 3:		Line 3:

	[[Image:Rom_Expander.jpg\|thumb\|320px\|Self-built version of the Rom Expander]]		[[Image:Rom_Expander.jpg\|thumb\|320px\|Self-built version of the Rom Expander]]


	== Part List ==		== Part List ==

Bryce at 13:52, 18 October 2009

2009-10-18T13:52:36Z

← Older revision		Revision as of 13:52, 18 October 2009
Line 1:		Line 1:
	The Amstrad ROM Expansion was published 1988 in the Practical Electronics magazine by Simon Dean. It is possible to use up to six expansion ROMs (16 kB each) with the board.		The Amstrad ROM Expansion was published 1988 in the Practical Electronics magazine by Simon Dean. It is possible to use up to six expansion ROMs (16 kB each) with the board.
	Because there are only a few parts needed, the price of the board is inexpensive.		Because there are only a few parts needed, the price of the board is inexpensive.

			[[Image:Rom_Expander.jpg\|thumb\|320px\|Self-built version of the Rom Expander]]

	== Part List ==		== Part List ==

Octoate: Created page with 'The Amstrad ROM Expansion was published 1988 in the Practical Electronics magazine by Simon Dean. It is possible to use up to six expansion ROMs (16 kB each) with the board. Beca…'

2009-09-23T16:19:57Z

Created page with 'The Amstrad ROM Expansion was published 1988 in the Practical Electronics magazine by Simon Dean. It is possible to use up to six expansion ROMs (16 kB each) with the board. Beca…'

New page

The Amstrad ROM Expansion was published 1988 in the Practical Electronics magazine by Simon Dean. It is possible to use up to six expansion ROMs (16 kB each) with the board.
Because there are only a few parts needed, the price of the board is inexpensive.

== Part List ==

<pre>
R1 620 Ohm 0.25W
C1-C6 100nF ceramic
C7 22uF elect
IC1 74LS32
IC2 74LS373
IC3 74LS138
IC4 74LS02
IC5 74LS20
D1 1N4148
</pre>

== Resources ==

[[File:Amstrad rom expander.pdf]]

[[Category:Hardware]]