Difference between revisions of "Mass Storage Control Protocol"

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'''MSCP''', or '''Mass Storage Control Protocol''', was a relatively sophisticated host-controller/CPU interface used by DEC for amongst other computers, PDP-11s and VAX.
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'''Mass Storage Control Protocol''' (usually '''MSCP'''; sometimes given as '''Tape Mass Storage Control Protocol''', '''TMSCP''', when [[magnetic tape]] is involved) was a relatively sophisticated host [[device controller]]/[[Central Processing Unit|CPU]] interface used by [[Digital Equipment Corporation|DEC]] for [[disk]]s and [[magnetic tape drive]]s for, amongst other computers, [[PDP-11]]s and [[VAX]]en.
  
==Technical description==
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It ran over a number of different lower layers for the physical connection to the drive(s), including [[Standard Disk Interconnect]], [[Low End System Interconnect]], and [[Digital Storage Systems Interconnect]].
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==Architecture==
 
==Architecture==
 
==Nomenclature==
 
==Nomenclature==
==Commands==
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==Commands== -->
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==External links==
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* [http://bitsavers.org/pdf/dec/disc/uda50/AA-L619A-TK_MSCP_BasicDiscFnsV1.2_Apr82.pdf MSCP Basic Disk Functions Manual  Version 1.2 ] (AA-L619A-TK)
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* [https://www.unix.com//man-page/bsd/4/tmscp/ BSD tmscp(4) man page]
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[[Category: DEC Mass Storage]]

Latest revision as of 14:01, 31 August 2023

Mass Storage Control Protocol (usually MSCP; sometimes given as Tape Mass Storage Control Protocol, TMSCP, when magnetic tape is involved) was a relatively sophisticated host device controller/CPU interface used by DEC for disks and magnetic tape drives for, amongst other computers, PDP-11s and VAXen.

It ran over a number of different lower layers for the physical connection to the drive(s), including Standard Disk Interconnect, Low End System Interconnect, and Digital Storage Systems Interconnect.

External links