User dirkt

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Does the PDP-8/E service an interrupt after any instruction, or after instructions not referencing memory only?

answered Jan 13 at 16:15

5 votes

How to read/write word from DECtape on SIMH?

answered May 13 at 18:18

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Sending video to Telerate 9" Green Monitor

answered Apr 9, 2023 at 4:27

5 votes

Unix tools for manipulating Commodore CP/M disk images

answered Nov 5 at 7:05

5 votes

Reviving the Cassette Port on an XT Clone Motherboard

answered Nov 5 at 10:05

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Where can I find information on and examples of the RLC (relocating loader) format for the TRS-80 Model 100?

answered Nov 12 at 11:43

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Dongle Support for 16 bit Program with Win 11 using WineVDM

answered Sep 5 at 7:33

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Origin of "arithmetic" and "logical" for signed and unsigned shifts

answered Feb 22, 2021 at 11:13

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Where does the 6502 store the low order byte after fetching for read instructions?

answered May 4, 2021 at 19:50

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Did any European computers use 10-line fonts?

answered Dec 16, 2020 at 7:44

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What is generally accepted as being the first machine implementation of a search tree?

answered Dec 22, 2021 at 8:44

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Why did the COMX-35 video memory seem unreliable?

answered Apr 6, 2022 at 5:48

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When did Turing's results become impactful in computer science?

answered Oct 31, 2022 at 13:49

4 votes

How did early computers handle mice?

answered Nov 14, 2021 at 7:30

4 votes

Why are symmetric bi-directional communication port cables not always crossover cables?

answered Feb 12, 2022 at 10:15

4 votes

I get I/O errors when writing a disk image to a new old-stock floppy in a USB drive. How can I resolve this?

answered Feb 25, 2022 at 8:06

4 votes

Is a S-VIDEO-to-RCA cable worse video signal quality than an S-VIDEO-to-SCART cable?

answered Jul 18, 2021 at 6:05

4 votes

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SNES sprites - are they rendered using shift registers or with a line buffer?

answered Aug 30 at 14:23

4 votes

Is there a comprehensive description of the Electrologica X1/X8 instruction set?

answered Aug 9 at 5:27

4 votes

How did DRAM refresh work on the Altair 4K dynamic memory boards?

answered Mar 11 at 10:06

4 votes

Siemens 97371-132 keyboard on PS/2: How do I make the special keys emit a scancode?

answered Dec 10 at 7:56

4 votes

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How can I get X11 to run under SVR4 on 86Box?

answered Dec 31, 2023 at 9:25

4 votes

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Why was the DEC Q-Bus called the Q-bus?

answered Apr 7, 2019 at 20:33

4 votes

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How did console flexowriters connect to their computers?

answered Jun 8, 2019 at 15:27

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Was 1991's Hellcats the first instance of incremental screen updates?

answered Oct 24, 2018 at 16:03

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Does the Intersil 6100 do interrupts differently from other PDP-8s?

answered Sep 11, 2018 at 12:54

4 votes

BASIC-PLUS inline operators, do they actually make sense?

answered May 13, 2018 at 19:35

4 votes

How can I programmatically determine whether an Apple II .dsk disk image is a DOS .do image or a ProDOS .po image?

answered Jun 3, 2020 at 3:45

4 votes

Could the STC Executel possibly have had any games available?

answered Jul 26, 2020 at 5:13

4 votes

Was there a special drive, that saved much more than 1.44MB on an HD floppy disk?

answered Jan 14, 2018 at 11:46

Stack Exchange Network

274 Answers

Does the PDP-8/E service an interrupt after any instruction, or after instructions not referencing memory only?

How to read/write word from DECtape on SIMH?

Sending video to Telerate 9" Green Monitor

Unix tools for manipulating Commodore CP/M disk images

Reviving the Cassette Port on an XT Clone Motherboard

Where can I find information on and examples of the RLC (relocating loader) format for the TRS-80 Model 100?

Dongle Support for 16 bit Program with Win 11 using WineVDM

Origin of "arithmetic" and "logical" for signed and unsigned shifts

Where does the 6502 store the low order byte after fetching for read instructions?

Did any European computers use 10-line fonts?

What is generally accepted as being the first machine implementation of a search tree?

Why did the COMX-35 video memory seem unreliable?

When did Turing's results become impactful in computer science?

How did early computers handle mice?

Why are symmetric bi-directional communication port cables not always crossover cables?

I get I/O errors when writing a disk image to a new old-stock floppy in a USB drive. How can I resolve this?

Is a S-VIDEO-to-RCA cable worse video signal quality than an S-VIDEO-to-SCART cable?

SNES sprites - are they rendered using shift registers or with a line buffer?

Is there a comprehensive description of the Electrologica X1/X8 instruction set?

How did DRAM refresh work on the Altair 4K dynamic memory boards?

Siemens 97371-132 keyboard on PS/2: How do I make the special keys emit a scancode?

How can I get X11 to run under SVR4 on 86Box?

Why was the DEC Q-Bus called the Q-bus?

How did console flexowriters connect to their computers?

Was 1991's Hellcats the first instance of incremental screen updates?

Does the Intersil 6100 do interrupts differently from other PDP-8s?

BASIC-PLUS inline operators, do they actually make sense?

How can I programmatically determine whether an Apple II .dsk disk image is a DOS .do image or a ProDOS .po image?

Could the STC Executel possibly have had any games available?

Was there a special drive, that saved much more than 1.44MB on an HD floppy disk?