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mcleod_ideafix

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hardware

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10 posts edited

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17 Questions

Votes Activity Newest Views

votes

answers

views

How does the LOADALL instruction on the 80286 work?

instruction-set 80286

May 1 at 7:23 hippietrail 3,277

votes

answers

views

Which is the minimum set of interrupts/functions I should implement in a replacement BIOS for a home made IBM PC class computer?

ibm-pc bios

Jun 19 at 12:00 Raffzahn 128k

votes

answers

views

Was there a retro computer susceptible of being damaged only by issuing instructions at it?

hardware

Sep 23 at 15:45 Tim Leonard 91

votes

answers

views

Which is the “equivalent bit-map resolution” of a Vectrex display?

vectrex

Jul 27 '18 at 2:28 Community♦ 1

votes

answers

741

views

Unknown Apple to VGA adapter

apple-macintosh apple

Feb 19 '17 at 10:44 Gaurav 473

votes

answers

509

views

How can you measure time using BASIC on Atari XL computers?

atari-basic benchmarking

Dec 14 '18 at 0:48 Frank 21

votes

answers

971

views

Are there any ZX Spectrum applications (mainly games or demoscene productions) that use a port other than $FE to access the ULA?

zx-spectrum

Feb 7 '18 at 9:09 Toby Speight 743

votes

answers

views

The smell of a computer while unboxing it

hardware zx-spectrum

May 5 '17 at 16:27 Leo B. 12.4k

votes

answers

views

Toolchain and workflow to build CP/M

assembly programming cp-m

Jul 25 at 11:12 hippietrail 3,277

votes

answer

959

views

Measuring frame length on the ZX Spectrum

zx-spectrum

Mar 2 '17 at 0:50 George Phillips 6,560

votes

answer

849

views

Memory sharing mechanism in the Amstrad CPC computer

cpc cpc464

Aug 5 '17 at 2:26 Tommy 27.8k

votes

answers

views

Do AT motherboards (286, 386, 486) really need -5V (besides redirecting it to ISA connectors)?

power pc-at

Aug 22 '19 at 22:19 Community♦ 1

votes

answers

views

Writting DSK images onto a 3″ floppy for Amstrad/Sinclair computers

floppy-disk disk-image cpc spectrum-plus-3

Nov 16 at 20:46 user3840170 4,710

votes

answers

674

views

Why did Amstrad choose such bank combinations for its all-RAM mode in +2A and +3 Spectrum computers?

zx-spectrum memory-layout cp-m spectrum-plus-3 spectrum-plus-2

May 1 at 4:57 hippietrail 3,277

votes

answers

936

views

Faulty M1 line on the Z80A

z80

Aug 24 '17 at 11:52 Tommy 27.8k

votes

answer

265

views

Which was the first true compatible MSX computer available in the market?

msx

Jun 10 '16 at 18:40 Laurel 1,532

votes

answer

views

How to measure time with frame resolution or better using BASIC in an Oric Atmos 48K

oric-atmos benchmarking

May 3 '16 at 5:54 Community♦ 1

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17 Questions

How does the LOADALL instruction on the 80286 work?

Which is the minimum set of interrupts/functions I should implement in a replacement BIOS for a home made IBM PC class computer?

Was there a retro computer susceptible of being damaged only by issuing instructions at it?

Which is the “equivalent bit-map resolution” of a Vectrex display?

Unknown Apple to VGA adapter

How can you measure time using BASIC on Atari XL computers?

Are there any ZX Spectrum applications (mainly games or demoscene productions) that use a port other than $FE to access the ULA?

The smell of a computer while unboxing it

Toolchain and workflow to build CP/M

Measuring frame length on the ZX Spectrum

Memory sharing mechanism in the Amstrad CPC computer

Do AT motherboards (286, 386, 486) really need -5V (besides redirecting it to ISA connectors)?

Writting DSK images onto a 3″ floppy for Amstrad/Sinclair computers

Why did Amstrad choose such bank combinations for its all-RAM mode in +2A and +3 Spectrum computers?

Faulty M1 line on the Z80A

Which was the first true compatible MSX computer available in the market?

How to measure time with frame resolution or better using BASIC in an Oric Atmos 48K