Re: PMI memory on an -11/93 (Was: Installing an operating system on an 11/83)

2022-02-22 Thread Noel Chiappa via cctalk
> From: Christian Gauger-Cosgrove > From the KDJ11-E module user's guide ... the solder-side of the CD > fingers is left unpopulated, but for the +5 and ground pins. > The only PMI compatible option then would be the KTJ11-B UNIBUS adapter. I forget how the -11/84-94 backplane is

Re: PMI memory on an -11/93 (Was: Installing an operating system on an 11/83)

2022-02-22 Thread Christian Gauger-Cosgrove via cctalk
On Tue, 22 Feb 2022 at 16:10, Henk Gooijen via cctalk wrote: > half populated with memory. I don’t think you can add memory > externally. But I might be wrong … > You are not wrong. From the KDJ11-E module user's guide (on BitSavers) the solder-side of the CD fingers is left unpopulated, but

Re: PMI memory on an -11/93 (Was: Installing an operating system on an 11/83)

2022-02-22 Thread Bill Gunshannon via cctalk
On 2/22/22 16:15, Bill Gunshannon via cctalk wrote: On 2/22/22 16:09, Henk Gooijen via cctalk wrote: I always thought that you cannot add (PMI) memory to an 11/93. There are two versions of the 11/93. One with 2 MB, the other with 4 MB of memory _on board_.   And that’s it. If you have an 11/93

Re: PMI memory on an -11/93 (Was: Installing an operating system on an 11/83)

2022-02-22 Thread Bill Gunshannon via cctalk
On 2/22/22 16:09, Henk Gooijen via cctalk wrote: I always thought that you cannot add (PMI) memory to an 11/93. There are two versions of the 11/93. One with 2 MB, the other with 4 MB of memory _on board_. And that’s it. If you have an 11/93 CPU with 2 MB on board, the board is just half

RE: PMI memory on an -11/93 (Was: Installing an operating system on an 11/83)

2022-02-22 Thread Henk Gooijen via cctalk
I always thought that you cannot add (PMI) memory to an 11/93. There are two versions of the 11/93. One with 2 MB, the other with 4 MB of memory _on board_. And that’s it. If you have an 11/93 CPU with 2 MB on board, the board is just half populated with memory. I don’t think you can add memory

Re: PMI memory on an -11/93 (Was: Installing an operating system on an 11/83)

2022-02-22 Thread Bill Gunshannon via cctalk
On 2/22/22 12:55, Noel Chiappa via cctalk wrote: > From: Bill Gunshannon > Just wish I could get some PMI memory for that 93. ?? The KDJ11-E in the -11/93 comes with a minimum of 2MB on the CPU card. That's enough for almost 16 maximum-sized processes (assuming they aren't sharing

Re: PMI memory on an -11/93 (Was: Installing an operating system on an 11/83)

2022-02-22 Thread Noel Chiappa via cctalk
> From: Bill Gunshannon > Just wish I could get some PMI memory for that 93. ?? The KDJ11-E in the -11/93 comes with a minimum of 2MB on the CPU card. That's enough for almost 16 maximum-sized processes (assuming they aren't sharing program texts - almost double that, if they are). Does