PDP-11 Memory Management: Revision history

7 September 2026

• curprev 10:0710:07, 7 September 2026 Jnc talk contribs m 9,454 bytes +37 +links

27 July 2024

• curprev 17:2017:20, 27 July 2024 Jnc talk contribs m 9,417 bytes +80 →Further reading: +Extended Memory for the LSI-11

2 July 2023

• curprev 16:1016:10, 2 July 2023 Jnc talk contribs m 9,337 bytes −12 rm bloat

16 May 2023

• curprev 16:2416:24, 16 May 2023 Jnc talk contribs m 9,349 bytes +1 →External links: typo
• curprev 16:2416:24, 16 May 2023 Jnc talk contribs m 9,348 bytes +163 →External links: A Segmentation Scheme for the PDP-11 Family

30 December 2020

• curprev 21:0621:06, 30 December 2020 Jnc talk contribs m 9,185 bytes −1 →Control: typo

12 September 2020

• curprev 16:5016:50, 12 September 2020 Jnc talk contribs 9,186 bytes +319 Other reg names; clarifications

1 January 2019

• curprev 13:1213:12, 1 January 2019 Jnc talk contribs 8,867 bytes +204 Mention space vectors come from

10 July 2018

• curprev 16:1016:10, 10 July 2018 Jnc talk contribs 8,663 bytes +69 →PARs and PDRs: +don't cache

6 May 2018

• curprev 16:2216:22, 6 May 2018 Jnc talk contribs 8,594 bytes +123 + See also

28 April 2018

• curprev 17:3417:34, 28 April 2018 Jnc talk contribs 8,471 bytes +225 Segment/page naming

17 February 2018

• curprev 15:5815:58, 17 February 2018 Jnc talk contribs m 8,246 bytes +23 +cat

3 February 2018

• curprev 21:2921:29, 3 February 2018 Jnc talk contribs 8,223 bytes +35 →Control: Missed some 22-bit machines

3 January 2018

• curprev 23:0823:08, 3 January 2018 Jnc talk contribs 8,188 bytes +71 typo, clarifications

15 December 2017

• curprev 19:2719:27, 15 December 2017 Jnc talk contribs 8,117 bytes +10 →Control: Not SSR3 either
• curprev 19:2419:24, 15 December 2017 Jnc talk contribs 8,107 bytes +142 →Control: Mention 'simplified subset' losses
• curprev 19:1819:18, 15 December 2017 Jnc talk contribs 7,965 bytes +286 →Control: Add SSR3 layout
• curprev 19:1019:10, 15 December 2017 Jnc talk contribs 7,679 bytes +178 →Control: Add SSR1 layout
• curprev 19:0519:05, 15 December 2017 Jnc talk contribs 7,501 bytes +351 →Control: Add SSR0 details
• curprev 18:5418:54, 15 December 2017 Jnc talk contribs 7,150 bytes +153 Move info about single-space up
• curprev 18:5318:53, 15 December 2017 Jnc talk contribs 6,997 bytes +29 →PARs and PDRs: subset changes
• curprev 18:4318:43, 15 December 2017 Jnc talk contribs 6,968 bytes +633 →PARs and PDRs: Add PDR details

14 December 2017

• curprev 16:0616:06, 14 December 2017 Jnc talk contribs 6,335 bytes +69 Add some links

27 August 2017

• curprev 12:4212:42, 27 August 2017 Jnc talk contribs 6,266 bytes +211 Add info about modes

16 August 2016

• curprev 00:1200:12, 16 August 2016 Jnc talk contribs 6,055 bytes +34 →Control: minor error

11 August 2016

• curprev 14:1014:10, 11 August 2016 Jnc talk contribs m 6,021 bytes +1 →Simplified subset: canonical name
• curprev 14:0914:09, 11 August 2016 Jnc talk contribs m 6,020 bytes +4 →Control: use canonical
• curprev 14:0814:08, 11 August 2016 Jnc talk contribs m 6,016 bytes +1 →PARs and PDRs: typo
• curprev 14:0714:07, 11 August 2016 Jnc talk contribs m 6,015 bytes +27 →Registers: use canonical names
• curprev 14:0414:04, 11 August 2016 Jnc talk contribs 5,988 bytes +18 →Control: clarify
• curprev 14:0314:03, 11 August 2016 Jnc talk contribs 5,970 bytes +28 →Registers: better order
• curprev 12:3112:31, 11 August 2016 Jnc talk contribs 5,942 bytes −4 →Registers: rm dup linkage
• curprev 12:3012:30, 11 August 2016 Jnc talk contribs 5,946 bytes +336 →Registers: 12 and 16 bit PARs
• curprev 12:1712:17, 11 August 2016 Jnc talk contribs 5,610 bytes +1,372 Copyedit, clarify
• curprev 02:2202:22, 11 August 2016 Jnc talk contribs m 4,238 bytes +2 copyedit
• curprev 02:1802:18, 11 August 2016 Jnc talk contribs 4,236 bytes +535 More detail
• curprev 02:0802:08, 11 August 2016 Jnc talk contribs 3,701 bytes +810 Add more registersw
• curprev 01:4901:49, 11 August 2016 Jnc talk contribs 2,891 bytes +2,891 Start, plus register table