https://gunkies.org/w/index.php?title=Maxc&feed=atom&action=history
Maxc - Revision history
2024-03-29T00:03:40Z
Revision history for this page on the wiki
MediaWiki 1.30.0
https://gunkies.org/w/index.php?title=Maxc&diff=33521&oldid=prev
Jnc: /* External links */ +Original boards from a Xerox MAXC Time Sharing System
2024-02-16T23:43:47Z
<p><span dir="auto"><span class="autocomment">External links: </span> +Original boards from a Xerox MAXC Time Sharing System</span></p>
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<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 23:43, 16 February 2024</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>**** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/MaxcOperations0-24Press.Dm!3_/.MaxcOps0.Press.pdf Maxc Operations] - [https://raw.githubusercontent.com/PDP-10/maxc/master/pdf/MaxcOperations0-24.press.pdf All files in one document]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>**** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/MaxcOperations0-24Press.Dm!3_/.MaxcOps0.Press.pdf Maxc Operations] - [https://raw.githubusercontent.com/PDP-10/maxc/master/pdf/MaxcOperations0-24.press.pdf All files in one document]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*** [https://raw.githubusercontent.com/PDP-10/maxc/master/pdf/Maxc-room.pdf Maxc machine room]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*** [https://raw.githubusercontent.com/PDP-10/maxc/master/pdf/Maxc-room.pdf Maxc machine room]</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">* [https://www.digibarn.com/collections/parts/maxc-board/ Original boards from a Xerox MAXC Time Sharing System]</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Unique Computers]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Unique Computers]]</div></td></tr>
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Jnc
https://gunkies.org/w/index.php?title=Maxc&diff=32618&oldid=prev
Jnc: link t new BBN Pager article
2024-01-08T18:06:38Z
<p>link t new BBN Pager article</p>
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<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 18:06, 8 January 2024</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The [[main memory]] was built out of then-novel [[Dynamic RAM|DRAM]] [[integrated circuit|chips]] from [[Intel]], the new [[Intel 1103]] 1Kx1 chip. It used [[error-correcting code|ECC]] to produce reliable memory; with a [[word]] length of 48 bits (compared to the PDP-10's native length of 36 bits; only 7 of the extra 12 bits were used for the ECC), it could correct all single-bit errors, and detect (but not correct) double-bit errors. Thus, single failed chips could be ignored, and replaced during scheduled maintenance.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The [[main memory]] was built out of then-novel [[Dynamic RAM|DRAM]] [[integrated circuit|chips]] from [[Intel]], the new [[Intel 1103]] 1Kx1 chip. It used [[error-correcting code|ECC]] to produce reliable memory; with a [[word]] length of 48 bits (compared to the PDP-10's native length of 36 bits; only 7 of the extra 12 bits were used for the ECC), it could correct all single-bit errors, and detect (but not correct) double-bit errors. Thus, single failed chips could be ignored, and replaced during scheduled maintenance.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>They ran the [[TENEX]] [[operating system]]; to do this, Maxc implemented [[virtual memory]] mechanisms comparable to those added to the [[KA10]] by [[<del class="diffchange diffchange-inline">Bolt, Beranek, and Newman|</del>BBN]], including a 1024x18 bit mapping memory. Both Maxc machines also supported [[PARC Universal Packet|PUP]].</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>They ran the [[TENEX]] [[operating system]]; to do this, Maxc implemented [[virtual memory]] mechanisms comparable to those added to the [[KA10]] by <ins class="diffchange diffchange-inline">the </ins>[[BBN <ins class="diffchange diffchange-inline">Pager</ins>]], including a 1024x18 bit mapping memory. Both Maxc machines also supported [[PARC Universal Packet|PUP]].</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Maxc1 was built during the period from February 1971 to April 1973; it was de-commissioned early in 1981. Maxc2 was built between June 1975 and April 1977.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Maxc1 was built during the period from February 1971 to April 1973; it was de-commissioned early in 1981. Maxc2 was built between June 1975 and April 1977.</div></td></tr>
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Jnc
https://gunkies.org/w/index.php?title=Maxc&diff=32587&oldid=prev
Jnc: +New category - well, 2 of them - _almost_ unique! :-)
2024-01-08T00:57:08Z
<p>+New category - well, 2 of them - _almost_ unique! :-)</p>
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<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 00:57, 8 January 2024</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td></tr>
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Jnc
https://gunkies.org/w/index.php?title=Maxc&diff=29991&oldid=prev
Jnc: typo
2023-06-10T12:43:40Z
<p>typo</p>
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<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 12:43, 10 June 2023</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Image:Maxc.jpg|300px|right|thumb|Xerox Maxc]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Image:Maxc.jpg|300px|right|thumb|Xerox Maxc]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>'''Maxc1''' and '''Maxc2''' (<del class="diffchange diffchange-inline">often </del>originally capitalized '''MAXC''' - <del class="diffchange diffchange-inline">anacronym </del>for 'Multiple Access Xerox Computer') were a pair of [[PDP-10]] clones made at [[Xerox PARC]], after the Xerox corporate level objected to the acquisition of machines from outside the company, instead of from Xerox's subsidiary, Xerox Data Systems - [[Scientific Data Systems]] before it was acquired by Xerox. (They chose the PDP-10 as they wanted to be able to run [[INTERLISP]].)</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>'''Maxc1''' and '''Maxc2''' (originally capitalized '''MAXC''' - <ins class="diffchange diffchange-inline">an acronym </ins>for 'Multiple Access Xerox Computer') were a pair of [[PDP-10]] clones made at [[Xerox PARC]], after the Xerox corporate level objected to the acquisition of machines from outside the company, instead of from Xerox's subsidiary, Xerox Data Systems - [[Scientific Data Systems]] before it was acquired by Xerox. (They chose the PDP-10 as they wanted to be able to run [[INTERLISP]].)</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>They were [[microcode]]d machines, using an 72-bit [[instruction|microinstruction]]. They contained 2K [[word]]s of microcode, and microinstructions executed in 200 nsec (Maxc1); 4K words, at 150 nsec (Maxc2). The hardware supported up to 16 levels of [[subroutine]] calls in the microcode. This capability was used to support bulk data transfers (from [[disk]] [[mass storage]]); a technique which was later used in the [[Xerox Alto|Alto]].</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>They were [[microcode]]d machines, using an 72-bit [[instruction|microinstruction]]. They contained 2K [[word]]s of microcode, and microinstructions executed in 200 nsec (Maxc1); 4K words, at 150 nsec (Maxc2). The hardware supported up to 16 levels of [[subroutine]] calls in the microcode. This capability was used to support bulk data transfers (from [[disk]] [[mass storage]]); a technique which was later used in the [[Xerox Alto|Alto]].</div></td></tr>
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Jnc
https://gunkies.org/w/index.php?title=Maxc&diff=29990&oldid=prev
Jnc: Origin of name
2023-06-10T12:42:47Z
<p>Origin of name</p>
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<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 12:42, 10 June 2023</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Image:Maxc.jpg|300px|right|thumb|Xerox Maxc]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Image:Maxc.jpg|300px|right|thumb|Xerox Maxc]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>'''Maxc1''' and '''Maxc2''' (often capitalized '''MAXC''') were a pair of [[PDP-10]] clones made at [[Xerox PARC]], after the Xerox corporate level objected to the acquisition of machines from outside the company, instead of from Xerox's subsidiary, Xerox Data Systems - [[Scientific Data Systems]] before it was acquired by Xerox. (They chose the PDP-10 as they wanted to be able to run [[INTERLISP]].)</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>'''Maxc1''' and '''Maxc2''' (often <ins class="diffchange diffchange-inline">originally </ins>capitalized '''MAXC''<ins class="diffchange diffchange-inline">' - anacronym for 'Multiple Access Xerox Computer</ins>') were a pair of [[PDP-10]] clones made at [[Xerox PARC]], after the Xerox corporate level objected to the acquisition of machines from outside the company, instead of from Xerox's subsidiary, Xerox Data Systems - [[Scientific Data Systems]] before it was acquired by Xerox. (They chose the PDP-10 as they wanted to be able to run [[INTERLISP]].)</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>They were [[microcode]]d machines, using an 72-bit [[instruction|microinstruction]]. They contained 2K [[word]]s of microcode, and microinstructions executed in 200 nsec (Maxc1); 4K words, at 150 nsec (Maxc2). The hardware supported up to 16 levels of [[subroutine]] calls in the microcode. This capability was used to support bulk data transfers (from [[disk]] [[mass storage]]); a technique which was later used in the [[Xerox Alto|Alto]].</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>They were [[microcode]]d machines, using an 72-bit [[instruction|microinstruction]]. They contained 2K [[word]]s of microcode, and microinstructions executed in 200 nsec (Maxc1); 4K words, at 150 nsec (Maxc2). The hardware supported up to 16 levels of [[subroutine]] calls in the microcode. This capability was used to support bulk data transfers (from [[disk]] [[mass storage]]); a technique which was later used in the [[Xerox Alto|Alto]].</div></td></tr>
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</table>
Jnc
https://gunkies.org/w/index.php?title=Maxc&diff=29393&oldid=prev
Larsbrinkhoff: /* External links */ Maxc machine room.
2023-05-14T05:50:14Z
<p><span dir="auto"><span class="autocomment">External links: </span> Maxc machine room.</span></p>
<table class="diff diff-contentalign-left" data-mw="interface">
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<col class="diff-content" />
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<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 05:50, 14 May 2023</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l36" >Line 36:</td>
<td colspan="2" class="diff-lineno">Line 36:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/maxc12diag.dm!1_/.index.html Microcode diagnostics]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/maxc12diag.dm!1_/.index.html Microcode diagnostics]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>**** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/MaxcOperations0-24Press.Dm!3_/.MaxcOps0.Press.pdf Maxc Operations] - [https://raw.githubusercontent.com/PDP-10/maxc/master/pdf/MaxcOperations0-24.press.pdf All files in one document]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>**** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/MaxcOperations0-24Press.Dm!3_/.MaxcOps0.Press.pdf Maxc Operations] - [https://raw.githubusercontent.com/PDP-10/maxc/master/pdf/MaxcOperations0-24.press.pdf All files in one document]</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">*** [https://raw.githubusercontent.com/PDP-10/maxc/master/pdf/Maxc-room.pdf Maxc machine room]</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td></tr>
</table>
Larsbrinkhoff
https://gunkies.org/w/index.php?title=Maxc&diff=29392&oldid=prev
Larsbrinkhoff: /* External links */ The complete 1981 Maxc Operations in a single document. Rendered from original files by Josh Dersch using ContrAlto.
2023-05-14T05:47:04Z
<p><span dir="auto"><span class="autocomment">External links: </span> The complete 1981 Maxc Operations in a single document. Rendered from original files by Josh Dersch using ContrAlto.</span></p>
<table class="diff diff-contentalign-left" data-mw="interface">
<col class="diff-marker" />
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<col class="diff-marker" />
<col class="diff-content" />
<tr style="vertical-align: top;" lang="en">
<td colspan="2" style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 05:47, 14 May 2023</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l35" >Line 35:</td>
<td colspan="2" class="diff-lineno">Line 35:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/diagnostics/.index.html Diagnostics]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/diagnostics/.index.html Diagnostics]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/maxc12diag.dm!1_/.index.html Microcode diagnostics]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/maxc12diag.dm!1_/.index.html Microcode diagnostics]</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>**** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/MaxcOperations0-24Press.Dm!3_/.MaxcOps0.Press.pdf Maxc Operations]  </div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>**** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/MaxcOperations0-24Press.Dm!3_/.MaxcOps0.Press.pdf Maxc Operations<ins class="diffchange diffchange-inline">] - [https://raw.githubusercontent.com/PDP-10/maxc/master/pdf/MaxcOperations0-24.press.pdf All files in one document</ins>]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td></tr>
</table>
Larsbrinkhoff
https://gunkies.org/w/index.php?title=Maxc&diff=29372&oldid=prev
Larsbrinkhoff: Link to Byte Lisp information.
2023-05-12T07:36:15Z
<p>Link to Byte Lisp information.</p>
<table class="diff diff-contentalign-left" data-mw="interface">
<col class="diff-marker" />
<col class="diff-content" />
<col class="diff-marker" />
<col class="diff-content" />
<tr style="vertical-align: top;" lang="en">
<td colspan="2" style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 07:36, 12 May 2023</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l5" >Line 5:</td>
<td colspan="2" class="diff-lineno">Line 5:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>They were [[microcode]]d machines, using an 72-bit [[instruction|microinstruction]]. They contained 2K [[word]]s of microcode, and microinstructions executed in 200 nsec (Maxc1); 4K words, at 150 nsec (Maxc2). The hardware supported up to 16 levels of [[subroutine]] calls in the microcode. This capability was used to support bulk data transfers (from [[disk]] [[mass storage]]); a technique which was later used in the [[Xerox Alto|Alto]].</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>They were [[microcode]]d machines, using an 72-bit [[instruction|microinstruction]]. They contained 2K [[word]]s of microcode, and microinstructions executed in 200 nsec (Maxc1); 4K words, at 150 nsec (Maxc2). The hardware supported up to 16 levels of [[subroutine]] calls in the microcode. This capability was used to support bulk data transfers (from [[disk]] [[mass storage]]); a technique which was later used in the [[Xerox Alto|Alto]].</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>In addition to a PDP-10-compatible mode, Maxc microcode also implemented a '''Byte Lisp''' mode with 9-bit instructions specially tailored for [[LISP]].  The INTERLISP compiler and runtime has support for this instruction set under a Maxc condition, and the Maxc monitor has special JSYS calls to facilitate Byte Lisp code.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>In addition to a PDP-10-compatible mode, Maxc microcode also implemented a '''<ins class="diffchange diffchange-inline">[[Maxc </ins>Byte Lisp<ins class="diffchange diffchange-inline">|Byte Lisp]]</ins>''' mode with 9-bit instructions specially tailored for [[LISP]].  The INTERLISP compiler and runtime has support for this instruction set under a Maxc condition, and the Maxc monitor has special JSYS calls to facilitate Byte Lisp code.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>A [[front end]] (a [[Data General Nova]] on Maxc1, and an Alto on Maxc2) was used to load and [[debug]] the microcode; all the [[input/output]] [[peripheral]]s other than the disks were also connected to the front end.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>A [[front end]] (a [[Data General Nova]] on Maxc1, and an Alto on Maxc2) was used to load and [[debug]] the microcode; all the [[input/output]] [[peripheral]]s other than the disks were also connected to the front end.</div></td></tr>
</table>
Larsbrinkhoff
https://gunkies.org/w/index.php?title=Maxc&diff=29364&oldid=prev
Jnc: Also supported PUP; link to some goodies
2023-05-11T14:56:09Z
<p>Also supported PUP; link to some goodies</p>
<table class="diff diff-contentalign-left" data-mw="interface">
<col class="diff-marker" />
<col class="diff-content" />
<col class="diff-marker" />
<col class="diff-content" />
<tr style="vertical-align: top;" lang="en">
<td colspan="2" style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 14:56, 11 May 2023</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l5" >Line 5:</td>
<td colspan="2" class="diff-lineno">Line 5:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>They were [[microcode]]d machines, using an 72-bit [[instruction|microinstruction]]. They contained 2K [[word]]s of microcode, and microinstructions executed in 200 nsec (Maxc1); 4K words, at 150 nsec (Maxc2). The hardware supported up to 16 levels of [[subroutine]] calls in the microcode. This capability was used to support bulk data transfers (from [[disk]] [[mass storage]]); a technique which was later used in the [[Xerox Alto|Alto]].</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>They were [[microcode]]d machines, using an 72-bit [[instruction|microinstruction]]. They contained 2K [[word]]s of microcode, and microinstructions executed in 200 nsec (Maxc1); 4K words, at 150 nsec (Maxc2). The hardware supported up to 16 levels of [[subroutine]] calls in the microcode. This capability was used to support bulk data transfers (from [[disk]] [[mass storage]]); a technique which was later used in the [[Xerox Alto|Alto]].</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>In addition to a PDP-10-compatible mode, <del class="diffchange diffchange-inline">MAXC </del>microcode also implemented a '''Byte Lisp''' mode with 9-bit instructions specially tailored for [[LISP]].  The INTERLISP compiler and runtime has support for this instruction set under a <del class="diffchange diffchange-inline">MAXC </del>condition, and the <del class="diffchange diffchange-inline">MAXC </del>monitor has special JSYS calls to facilitate Byte Lisp code.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>In addition to a PDP-10-compatible mode, <ins class="diffchange diffchange-inline">Maxc </ins>microcode also implemented a '''Byte Lisp''' mode with 9-bit instructions specially tailored for [[LISP]].  The INTERLISP compiler and runtime has support for this instruction set under a <ins class="diffchange diffchange-inline">Maxc </ins>condition, and the <ins class="diffchange diffchange-inline">Maxc </ins>monitor has special JSYS calls to facilitate Byte Lisp code.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>A [[front end]] (a [[Data General Nova]] on Maxc1, and an Alto on Maxc2) was used to load and [[debug]] the microcode; all the [[input/output]] [[peripheral]]s other than the disks were also connected to the front end.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>A [[front end]] (a [[Data General Nova]] on Maxc1, and an Alto on Maxc2) was used to load and [[debug]] the microcode; all the [[input/output]] [[peripheral]]s other than the disks were also connected to the front end.</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The [[main memory]] was built out of then-novel [[Dynamic RAM|DRAM]] [[integrated circuit|chips]] from [[Intel]], the new [[Intel 1103]] 1Kx1 chip. It used [[error-correcting code|ECC]] to produce reliable memory; with a [[word]] length of 48 bits (compared to the PDP-10's native length of 36 bits; only 7 of the extra 12 bits were used for the ECC), it could correct all single-bit errors, and detect (but not correct) double-bit errors. Thus, single failed chips could be ignored, and replaced during scheduled maintenance.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The [[main memory]] was built out of then-novel [[Dynamic RAM|DRAM]] [[integrated circuit|chips]] from [[Intel]], the new [[Intel 1103]] 1Kx1 chip. It used [[error-correcting code|ECC]] to produce reliable memory; with a [[word]] length of 48 bits (compared to the PDP-10's native length of 36 bits; only 7 of the extra 12 bits were used for the ECC), it could correct all single-bit errors, and detect (but not correct) double-bit errors. Thus, single failed chips could be ignored, and replaced during scheduled maintenance.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>They ran the [[TENEX]] [[operating system]]; to do this, Maxc implemented [[virtual memory]] mechanisms comparable to those added to the [[KA10]] by [[Bolt, Beranek, and Newman|BBN]], including a 1024x18 bit mapping memory.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>They ran the [[TENEX]] [[operating system]]; to do this, Maxc implemented [[virtual memory]] mechanisms comparable to those added to the [[KA10]] by [[Bolt, Beranek, and Newman|BBN]], including a 1024x18 bit mapping memory<ins class="diffchange diffchange-inline">. Both Maxc machines also supported [[PARC Universal Packet|PUP]]</ins>.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Maxc1 was built during the period from February 1971 to April 1973; it was de-commissioned early in 1981. Maxc2 was built between June 1975 and April 1977.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Maxc1 was built during the period from February 1971 to April 1973; it was de-commissioned early in 1981. Maxc2 was built between June 1975 and April 1977.</div></td></tr>
<tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l29" >Line 29:</td>
<td colspan="2" class="diff-lineno">Line 29:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>** [http://www.bitsavers.org/pdf/xerox/maxc/MAXC_8.2_Spec.pdf The MAXC Microprocessor]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>** [http://www.bitsavers.org/pdf/xerox/maxc/MAXC_8.2_Spec.pdf The MAXC Microprocessor]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* [http://www.softwarepreservation.org/projects/LISP/interlisp-d/Deutsch-3IJCAI.pdf A LISP Machine with Very Compact Programs], L. Peter Deutsch, 1973.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* [http://www.softwarepreservation.org/projects/LISP/interlisp-d/Deutsch-3IJCAI.pdf A LISP Machine with Very Compact Programs], L. Peter Deutsch, 1973.</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* [https://github.com/PDP-10/maxc/tree/master/monitor Maxc monitor sources (and other files related to PUP)]</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* [https://github.com/PDP-10/maxc/tree/master/monitor <ins class="diffchange diffchange-inline">Monitor] - </ins>Maxc monitor sources (and other files related to PUP)]</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* <del class="diffchange diffchange-inline">Files from </del>Xerox PARC <del class="diffchange diffchange-inline">archives</del>: [https://<del class="diffchange diffchange-inline">xeroxalto</del>.computerhistory.org/<del class="diffchange diffchange-inline">_cd8_</del>/<del class="diffchange diffchange-inline">pup</del>/.index.html <del class="diffchange diffchange-inline">PUP</del>]<del class="diffchange diffchange-inline">, </del>[https://xeroxparcarchive.computerhistory.org/indigo/maxc/.index.html Maxc <del class="diffchange diffchange-inline">microcode, diagnostics, etc</del>]</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* <ins class="diffchange diffchange-inline">[https://xeroxalto.computerhistory.org/ </ins>Xerox PARC <ins class="diffchange diffchange-inline">Alto filesystem archive]</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline">** [https</ins>:<ins class="diffchange diffchange-inline">//xeroxparcarchive.computerhistory.org/indigo/maxc/.index.html Maxc material]</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline">*** </ins>[https://<ins class="diffchange diffchange-inline">xeroxparcarchive.computerhistory.org/indigo/maxc/maxc12microcode.dm!3_/.index.html Microcode]</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline">*** [https://xeroxparcarchive</ins>.computerhistory.org/<ins class="diffchange diffchange-inline">indigo/maxc</ins>/<ins class="diffchange diffchange-inline">diagnostics</ins>/.index.html <ins class="diffchange diffchange-inline">Diagnostics</ins>]</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline">*** </ins>[https://xeroxparcarchive.computerhistory.org/indigo/maxc<ins class="diffchange diffchange-inline">/maxc12diag.dm!1_</ins>/.index.html <ins class="diffchange diffchange-inline">Microcode diagnostics]</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline">**** [https://xeroxparcarchive.computerhistory.org/indigo/maxc/MaxcOperations0-24Press.Dm!3_/.MaxcOps0.Press.pdf </ins>Maxc <ins class="diffchange diffchange-inline">Operations</ins>]  </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td></tr>
</table>
Jnc
https://gunkies.org/w/index.php?title=Maxc&diff=29360&oldid=prev
Larsbrinkhoff: /* External links */ Microcode etc.
2023-05-11T12:40:16Z
<p><span dir="auto"><span class="autocomment">External links: </span> Microcode etc.</span></p>
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<td colspan="2" style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: white; color:black; text-align: center;">Revision as of 12:40, 11 May 2023</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l30" >Line 30:</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* [http://www.softwarepreservation.org/projects/LISP/interlisp-d/Deutsch-3IJCAI.pdf A LISP Machine with Very Compact Programs], L. Peter Deutsch, 1973.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* [http://www.softwarepreservation.org/projects/LISP/interlisp-d/Deutsch-3IJCAI.pdf A LISP Machine with Very Compact Programs], L. Peter Deutsch, 1973.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* [https://github.com/PDP-10/maxc/tree/master/monitor Maxc monitor sources (and other files related to PUP)]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* [https://github.com/PDP-10/maxc/tree/master/monitor Maxc monitor sources (and other files related to PUP)]</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* [https://xeroxalto.computerhistory.org/_cd8_/pup/.index.html <del class="diffchange diffchange-inline">Alto directory with some Maxc files</del>], <del class="diffchange diffchange-inline">i</del>.<del class="diffchange diffchange-inline">e</del>. .<del class="diffchange diffchange-inline">MAC, </del>.<del class="diffchange diffchange-inline">SAV</del>, <del class="diffchange diffchange-inline">.REL</del>, <del class="diffchange diffchange-inline">.UNV.</del></div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* <ins class="diffchange diffchange-inline">Files from Xerox PARC archives: </ins>[https://xeroxalto.computerhistory.org/_cd8_/pup/.index.html <ins class="diffchange diffchange-inline">PUP</ins>], <ins class="diffchange diffchange-inline">[https://xeroxparcarchive</ins>.<ins class="diffchange diffchange-inline">computerhistory</ins>.<ins class="diffchange diffchange-inline">org/indigo/maxc/</ins>.<ins class="diffchange diffchange-inline">index</ins>.<ins class="diffchange diffchange-inline">html Maxc microcode</ins>, <ins class="diffchange diffchange-inline">diagnostics</ins>, <ins class="diffchange diffchange-inline">etc]</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: PDP-10 Systems]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Xerox Mainframes]]</div></td></tr>
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Larsbrinkhoff