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Cactus
  • Member for 6 years, 1 month
  • Last seen this week
25 votes
2 answers
3k views

Details of video memory access arbitration in Space Invaders

21 votes
9 answers
6k views

Intel 8080-based home computers

18 votes
3 answers
1k views

Commercial C64 software implemented in Forth?

18 votes
2 answers
1k views

Comprehensive test suites for MOS 6520 PIA / 6522 VIA / 6526 CIA

15 votes
2 answers
1k views

What is this code on the zero page that was put there by the BASIC ROM?

11 votes
3 answers
5k views

Visible resolution of C64 video output, including borders

11 votes
1 answer
1k views

How are held-down keys handled in CHIP-8?

10 votes
2 answers
749 views

What's a good term for "instruction cycle count-accurate" emulation / simulation?

9 votes
1 answer
439 views

What is the purpose of the 2x4-bit split of the PCH incrementer?

7 votes
1 answer
139 views

Compucolor 2 emulator CCEmu's `.ccvf` disk format

6 votes
1 answer
301 views

Player 1 / Player 2 input for Space Invaders

6 votes
2 answers
393 views

Flash border color during Kernal LOAD routine

6 votes
1 answer
314 views

Reconstructing uncompressed program from compressed tape image

4 votes
2 answers
835 views

Transforming a memory dump into something loadable

4 votes
3 answers
384 views

What is this Intel Hexadecimal-like file format in this Tiny BASIC dump?

4 votes
2 answers
943 views

Open source, non-GPL SID emulator

4 votes
1 answer
136 views

Are there any CHIP-8 games that break if `SAVE` / `RESTORE` *doesn't* change the pointer register?

3 votes
3 answers
760 views

Effective speed of original COSMAC VIP CHIP-8 interpreter

3 votes
1 answer
160 views

`DRAW` instruction timing

2 votes
1 answer
209 views

Peripherals needed to run Tiny BASIC interactively on an Intel 8080

2 votes
1 answer
174 views

READY / WAIT when reading from / writing to IO ports