KA650 CPU - Revision history

Vaxorcist: /* References */ Put link into reference

2023-09-12T06:32:19Z

‎References: Put link into reference

Vaxorcist: "VAXserver" and "VAXstation" usage added

2023-08-18T14:28:57Z

"VAXserver" and "VAXstation" usage added

Jnc: 'M7620' is just a redir that comes back here

2023-07-17T10:00:16Z

'M7620' is just a redir that comes back here

Vaxorcist: KA650 module number added

2023-07-17T06:33:33Z

KA650 module number added

Jnc: No MicroVAX III, improve manual links

2023-03-31T15:42:21Z

No MicroVAX III, improve manual links

Jnc: Give links for manuals

2022-06-17T22:20:27Z

Give links for manuals

Vaxorcist: KA650 Revision Control added

2022-06-17T09:32:34Z

KA650 Revision Control added

Jnc: New name

2022-06-17T07:57:48Z

New name

Jnc: Jnc moved page DEC KA650 to KA650 CPU without leaving a redirect: Follow naming system

2022-06-17T07:54:16Z

Jnc moved page DEC KA650 to KA650 CPU without leaving a redirect: Follow naming system

Jnc: New cat

2022-06-14T22:11:10Z

New cat

@@ Line 57: / Line 57: @@
 <div id="ref_1">[1] ''CVAX-based Systems'', [[Digital Technical Journal]], Vol. 1 No. 7, August 1988</div>
-<div id="ref_2">[2] ''VAXcluster Systems: Guidelines for VAXCcuster System Configurations'' (EK-VAXCT-CG-006)</div>
+<div id="ref_2">[2] ''[http://www.vaxhaven.com/images/c/c6/EK-VAXCT-CG-006.pdf VAXcluster Systems - Guidelines for VAXcluster System Configurations]'' (EK-VAXCT-CG-006)</div>
 <div id="ref_3">[3] ''650QS Pedestal, BA213 Field Maintenance Print Set'' (MP-02538-01)</div>
 <div id="ref_4">[4] ''KA650-AA CPU Module Technical Manual'' (EK-KA650-UG-002)</div>

@@ Line 32: / Line 32: @@
 }}
-The '''KA650''' is the [[Central Processing Unit|CPU]] used in several [[Digital Equipment Corporation|DEC]] [[MicroVAX]] systems. It is a single [[DEC card form factor|quad]]-height [[printed circuit board|PCB]] which plugs into a [[QBUS]] [[backplane]]. The KA650 module number is '''M7620'''. [[#ref_4|[4]]]
+The '''KA650''' is the [[Central Processing Unit|CPU]] used in several [[Digital Equipment Corporation|DEC]] [[MicroVAX]], [[VAXserver]], and [[VAXstation]] systems. It is a single [[DEC card form factor|quad]]-height [[printed circuit board|PCB]] which plugs into a [[QBUS]] [[backplane]]. The KA650 module number is '''M7620'''. [[#ref_4|[4]]]
 The KA650 is implemented using the [[CVAX]], with [[floating point]] [[instruction]] support provided by the [[CFPA]], [[main memory]] control provided by [[CMCTL]], and various system support functions by the [[SSC]].

@@ Line 32: / Line 32: @@
 }}
-The '''KA650''' is the [[Central Processing Unit|CPU]] used in several [[Digital Equipment Corporation|DEC]] [[MicroVAX]] systems. It is a single [[DEC card form factor|quad]]-height [[printed circuit board|PCB]] which plugs into a [[QBUS]] [[backplane]]. The KA650 module number is '''[[M7620]]'''. [[#ref_4|[4]]]
+The '''KA650''' is the [[Central Processing Unit|CPU]] used in several [[Digital Equipment Corporation|DEC]] [[MicroVAX]] systems. It is a single [[DEC card form factor|quad]]-height [[printed circuit board|PCB]] which plugs into a [[QBUS]] [[backplane]]. The KA650 module number is '''M7620'''. [[#ref_4|[4]]]
 The KA650 is implemented using the [[CVAX]], with [[floating point]] [[instruction]] support provided by the [[CFPA]], [[main memory]] control provided by [[CMCTL]], and various system support functions by the [[SSC]].

@@ Line 32: / Line 32: @@
 }}
-The '''KA650''' is the [[Central Processing Unit|CPU]] used in several [[Digital Equipment Corporation|DEC]] [[MicroVAX]] systems. It is a single [[DEC card form factor|quad]]-height [[printed circuit board|PCB]] which plugs into a [[QBUS]] [[backplane]]. [[#ref_4|[4]]]
+The '''KA650''' is the [[Central Processing Unit|CPU]] used in several [[Digital Equipment Corporation|DEC]] [[MicroVAX]] systems. It is a single [[DEC card form factor|quad]]-height [[printed circuit board|PCB]] which plugs into a [[QBUS]] [[backplane]]. The KA650 module number is '''[[M7620]]'''. [[#ref_4|[4]]]
 The KA650 is implemented using the [[CVAX]], with [[floating point]] [[instruction]] support provided by the [[CFPA]], [[main memory]] control provided by [[CMCTL]], and various system support functions by the [[SSC]].

@@ Line 32: / Line 32: @@
 }}
-The '''KA650''' is the [[Central Processing Unit|CPU]] used in [[Digital Equipment Corporation|DEC]]'s [[MicroVAX III]]. It is a single [[DEC card form factor|quad]]-height [[printed circuit board|PCB]] which plugs into a [[QBUS]] [[backplane]]. [[#ref_4|[4]]]
+The '''KA650''' is the [[Central Processing Unit|CPU]] used in several [[Digital Equipment Corporation|DEC]] [[MicroVAX]] systems. It is a single [[DEC card form factor|quad]]-height [[printed circuit board|PCB]] which plugs into a [[QBUS]] [[backplane]]. [[#ref_4|[4]]]
-The KA650 is implemented using the [[CVAX]] with [[floating point]] [[instruction]] support provided by the [[CFPA]], [[main memory]] control provided by [[CMCTL]], and various system support functions by the [[SSC]].
+The KA650 is implemented using the [[CVAX]], with [[floating point]] [[instruction]] support provided by the [[CFPA]], [[main memory]] control provided by [[CMCTL]], and various system support functions by the [[SSC]].
 There are two versions of the KA650:
@@ Line 44: / Line 44: @@
 * KA650-B: 23-194E7 and 23-195E7
-You need different VMS software licenses for the two KA650 versions.
+You need different [[VMS]] software licenses for the two KA650 versions.
 For information on KA650 revisions and compatible options see: [[KA650 Revision Control]].
@@ Line 50: / Line 50: @@
 ==Memory Subsystem==
-The KA650 memory subsystem is detailed elsewhere: [[KA650 Main Memory System]].
+The KA650 uses a custom [[main memory]] subsystem, the [[KA650 Main Memory System]].
 {{semi-stub}}
-== References ==
+==References==
- <div id="ref_1">[1] "CVAX-based Systems", Digital Technical Journal, Vol 1 No 7, August 1988. </div>
+<div id="ref_1">[1] ''CVAX-based Systems'', [[Digital Technical Journal]], Vol. 1 No. 7, August 1988</div>
 ==External links==
-* <div id="ref_2">[https://manx-docs.org/collections/antonio/dec/MDS-2000-01/cd1/CLUSTER/VAXCTCG6.PDF VAXcluster Systems: Guidelines for VAXCcuster System Configurations] (EK-VAXCT-CG-006)</div>
+* [http://www.bitsavers.org/pdf/dec/vax/650/ VAX 650] - documentation at [[Bitsavers]]
-* <div id="ref_4">[http://www.bitsavers.org/pdf/dec/vax/650/EK-KA650-UG-002_KA650-AA_CPU_Module_Technical_Manual_Aug88.pdf KA650-AA CPU Module Technical Manual] (EK-KA650-UG-002)</div>
+** [http://www.bitsavers.org/pdf/dec/vax/650/EK-KA650-UG-002_KA650-AA_CPU_Module_Technical_Manual_Aug88.pdf KA650-AA CPU Module Technical Manual] (EK-KA650-UG-002)
-* <div id="ref_3">[http://www.bitsavers.org/pdf/dec/vax/650/MP02538_650QS_sch_Oct89.pdf 650QS Pedestal, BA213 Field Maintenance Print Set] (MP-02538-01)</div>
+* [https://manx-docs.org/collections/antonio/dec/MDS-2000-01/cd1/CLUSTER/VAXCTCG6.PDF VAXcluster Systems: Guidelines for VAXCcuster System Configurations] (EK-VAXCT-CG-006)
 [[Category: VAX QBUS Processors]]

← Older revision		Revision as of 09:32, 17 June 2022
Line 35:		Line 35:

	The KA650 is implemented using the [[CVAX]] with [[floating point]] [[instruction]] support provided by the [[CFPA]], [[main memory]] control provided by [[CMCTL]], and various system support functions by the [[SSC]].		The KA650 is implemented using the [[CVAX]] with [[floating point]] [[instruction]] support provided by the [[CFPA]], [[main memory]] control provided by [[CMCTL]], and various system support functions by the [[SSC]].
		+
		+	There are two versions of the KA650:
		+	* KA650-A (M7620-A): Time-Sharing CPU
		+	* KA650-B (M7620-B): Workstation / Server CPU
		+
		+	The only differences between the two CPUs are the system [[ROM]]s:
		+	* KA650-A: 23-192E7 and 23-193E7
		+	* KA650-B: 23-194E7 and 23-195E7
		+
		+	You need different VMS software licenses for the two KA650 versions.
		+
		+	For information on KA650 revisions and compatible options see: [[KA650 Revision Control]].

	==Memory Subsystem==		==Memory Subsystem==

@@ Line 38: / Line 38: @@
 ==Memory Subsystem==
-The KA650 memory subsystem is detailed elsewhere: [[DEC KA650 Memory Subsystem]].
+The KA650 memory subsystem is detailed elsewhere: [[KA650 Memory Subsystem]].
 == References ==

← Older revision	Revision as of 07:54, 17 June 2022
(No difference)

← Older revision		Revision as of 22:11, 14 June 2022
Line 49:		Line 49:
	{{semi-stub}}		{{semi-stub}}

−	[[Category: ~~DEC~~ VAX Processors]]	+	[[Category: VAX QBUS Processors]]