QBUS ROMs - Revision history

Jnc: Some LSI-11 instructions have issues with ROM

2023-07-05T10:58:22Z

Some LSI-11 instructions have issues with ROM

Jnc: Jnc moved page QBUS boot ROMs to QBUS ROMs: Now covers all QBUS ROMs

2023-07-04T13:11:55Z

Jnc moved page QBUS boot ROMs to QBUS ROMs: Now covers all QBUS ROMs

Jnc: + early ROM cards

2023-07-04T13:10:42Z

+ early ROM cards

Jnc: Add some more

2023-07-02T16:05:56Z

Add some more

Jnc: +cat

2018-12-18T15:04:37Z

+cat

Jnc: Very stubby, but a start

2017-11-23T14:21:05Z

Very stubby, but a start

New page

[[Digital Equipment Corporation|DEC]] produced several generations of '''[[QBUS]] [[Read-only memory|ROM]] boot''' cards; most of them were multi-function cards, and included other functionality.



* The second was the [[BDV11 Bus Terminator/ROM‎]], a [[DEC card form factor‎|quad]] card. 



{{stub}}

{{PDP-11}}

@@ Line 17: / Line 17: @@
 <!-- In all of the cards, the entire ROM contents were not directly visible on the QBUS, but through a window, unlike later, larger [[QBUS]] ROM cards. -->
 {{semi-stub}}
 [[Category: QBUS ROMs]]

@@ Line 1: / Line 1: @@
-[[Digital Equipment Corporation|DEC]] produced several generations of '''[[QBUS]] [[Read-only memory|ROM]] boot''' cards. Early ones also included QBUS [[terminator]]s; some of the later were multi-function cards, and included other functionality.
+[[Digital Equipment Corporation|DEC]] produced several generations of '''[[QBUS]] [[Read-only memory|ROM]]''' cards, initially specialized to a [[bootstrap]]ping use. Those early ones also included QBUS [[terminator]]s; some of the later were multi-function cards, and included other functionality.
 * The first was the [[REV11 DMA Refresh/Bootstrap/Terminator]] [[DEC card form factor‎|dual]] card. <!-- ; it contains 128 words, using 2 [[PROM]] chips. -->
 * The second was the [[BDV11 Bus Terminator/ROM‎]], a [[DEC card form factor‎|quad]] card.
 * [[MRV11-C Read-Only Memory Module]]
 * [[MRV11-D Universal Programmable Read-Only Memory]]

@@ Line 1: / Line 1: @@
-[[Digital Equipment Corporation|DEC]] produced several generations of '''[[QBUS]] [[Read-only memory|ROM]] boot''' cards; most of them were multi-function cards, and included other functionality.
+[[Digital Equipment Corporation|DEC]] produced several generations of '''[[QBUS]] [[Read-only memory|ROM]] boot''' cards. Early ones also included QBUS [[terminator]]s; some of the later were multi-function cards, and included other functionality.
-<!-- * The first was the [[]] [[DEC card form factor‎|dual]] card -->
+* The first was the [[REV11 DMA Refresh/Bootstrap/Terminator]] [[DEC card form factor‎|dual]] card. <!-- ; it contains 128 words, using 2 [[PROM]] chips. -->
-* The second was the [[BDV11 Bus Terminator/ROM‎]], a [[DEC card form factor‎|quad]] card. <!-- ; it contains 128 words, using 2 [[PROM]] chips. -->
+Multi-function cards which included ROMs included:
 <!-- In all of the cards, the entire ROM contents were not directly visible on the QBUS, but through a window, unlike later, larger [[QBUS]] ROM cards. -->
-{{stub}}
+{{semi-stub}}
 [[Category: QBUS ROMs]]

← Older revision		Revision as of 15:04, 18 December 2018
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	{{PDP-11}}		{{PDP-11}}
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		+	[[Category: QBUS ROMs]]

← Older revision	Revision as of 13:11, 4 July 2023
(No difference)