MMV11-A QBUS core memory - Revision history

Jnc: /* See also */ typo

2024-07-27T17:32:56Z

‎See also: typo

2024-07-27T17:31:04Z

‎Further reading: +Core Memory in 11/03-L Backplane

2023-07-13T17:26:17Z

‎External links: +microcomputer processor handbook

2023-07-07T13:28:13Z

‎External links: +manual

2023-02-13T23:10:45Z

‎External links: +documentation in the Microcomputer Handbook

2023-02-12T22:32:50Z

‎External links: +Eng Drwngs

2022-08-01T11:45:40Z

improve caption

2022-07-31T16:22:21Z

‎See also: +QBUS memories

2022-06-03T15:47:34Z

+link

2021-03-26T15:29:17Z

+img

@@ Line 18: / Line 18: @@
 ==See also==
-* [[QBUS memories]
+* [[QBUS memories]]
 ==Further reading==

@@ Line 18: / Line 18: @@
 ==See also==
-* [[QBUS memories]]
+* [[QBUS memories]
 ==External links==

@@ Line 23: / Line 23: @@
 * [http://www.bitsavers.org/pdf/dec/pdp11/1103/EK-LSI11-TM-002.pdf LSI-11, PDP-11/03 user's manual] (EK-LSI11-TM-002) - the MMV11-A is covered in Section 4.3 (pp. 52-62 of the PDF) and Chapter 8 (pp. 111-112 of the PDF)
 * [http://bitsavers.org/pdf/dec/pdp11/handbooks/Microcomputer_Handbook_1976-1977.pdf Microcomputer Handbook (1976-77)] - the MMV11-A is covered on pp. 4-16&mdash;4-30 and 5-11&mdash;5-14 (pp. 99-113 and 164-167 of the PDF)
 * [http://bitsavers.org/pdf/dec/qbus/MP00706-ET-LSI-11_Dec81.pdf ET-LSI-11 Field Maintenance Print Set] (MP00706) - the MMV11-A covered on pp. 170-177
 [[Category: QBUS Memories]]

@@ Line 22: / Line 22: @@
 ==External links==
 * [http://bitsavers.org/pdf/dec/pdp11/handbooks/Microcomputer_Handbook_1976-1977.pdf Microcomputer Handbook (1976-77)] - the MMV11-A is covered on pp. 4-16&mdash;4-30 and 5-11&mdash;5-14 (pp. 99-113 and 164-167 of the PDF)
 * [http://bitsavers.org/pdf/dec/qbus/MP00706-ET-LSI-11_Dec81.pdf ET-LSI-11 Field Maintenance Print Set] (MP00706) - the MMV11-A covered on pp. 170-177
 [[Category: QBUS Memories]]

@@ Line 22: / Line 22: @@
 ==External links==
-** [http://bitsavers.org/pdf/dec/qbus/MP00706-ET-LSI-11_Dec81.pdf ET-LSI-11 Field Maintenance Print Set] (MP00706) - MMV11-A covered on pp. 170-177
+* [http://bitsavers.org/pdf/dec/pdp11/handbooks/Microcomputer_Handbook_1976-1977.pdf Microcomputer Handbook (1976-77)] - the MMV11-A is covered on pp. 4-16&mdash;4-30 and 5-11&mdash;5-14 (pp. 99-113 and 164-167 of the PDF)
 [[Category: QBUS Memories]]

← Older revision		Revision as of 22:32, 12 February 2023
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	* [[QBUS memories]]		* [[QBUS memories]]
		+
		+	==External links==
		+
		+	** [http://bitsavers.org/pdf/dec/qbus/MP00706-ET-LSI-11_Dec81.pdf ET-LSI-11 Field Maintenance Print Set] (MP00706) - MMV11-A covered on pp. 170-177

	[[Category: QBUS Memories]]		[[Category: QBUS Memories]]

← Older revision		Revision as of 11:45, 1 August 2022
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−	[[Image:MMV11-A.jpg\|350px\|thumb\|right\|MMV11-A board set]]	+	[[Image:MMV11-A.jpg\|350px\|thumb\|right\|MMV11-A board set, showing only the G653 mother-board]]

	'''MMV11-A''' is a [[core memory\|core]] [[main memory]] module for the [[QBUS]] - the only core main memory from [[Digital Equipment Corporation\|DEC]] for the QBUS.		'''MMV11-A''' is a [[core memory\|core]] [[main memory]] module for the [[QBUS]] - the only core main memory from [[Digital Equipment Corporation\|DEC]] for the QBUS.

← Older revision		Revision as of 16:22, 31 July 2022
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	The MMV11-A was a [[QBUS#Variable_address_size\|Q16]] card, so could only be used on systems with a maximum of 64KB of memory.		The MMV11-A was a [[QBUS#Variable_address_size\|Q16]] card, so could only be used on systems with a maximum of 64KB of memory.
		+
		+	==See also==
		+
		+	* [[QBUS memories]]

	[[Category: QBUS Memories]]		[[Category: QBUS Memories]]

@@ Line 7: / Line 7: @@
 An MMV11-A was composed of two [[DEC card form factor‎|quad-sized]] boards, one piggy-backed on the other, and the pair taking only a single [[backplane]] slot (electrically):
-* An H223 daughter-board containing the cores
+* An H223 [[daughter-board]] containing the cores
 * A G653 mother-board containing most of the electronics, and the contact fingers for plugging into the [[backplane]].
@@ Line 15: / Line 15: @@
 The MMV11-A was a [[QBUS#Variable_address_size|Q16]] card, so could only be used on systems with a maximum of 64KB of memory.
 [[Category: QBUS Memories]]

@@ Line 1: / Line 1: @@
 '''MMV11-A''' is a [[core memory|core]] [[main memory]] module for the [[QBUS]] - the only core main memory from [[Digital Equipment Corporation|DEC]] for the QBUS.
-An MMV11-A card holds 8K [[byte]]s; it has an [[access time]] of 425 nsec, and a [[cycle time]] of 1.15 μsec.
+An MMV11-A holds 8K [[byte]]s; it has an [[access time]] of 425 nsec, and a [[cycle time]] of 1.15 μsec.
 An MMV11-A was composed of two [[DEC card form factor‎|quad-sized]] boards, one piggy-backed on the other, and the pair taking only a single [[backplane]] slot (electrically):