Questions tagged [simulator]

for questions about simulating retrocomputing hardware and / or software on modern equipment.

Filter by
Sorted by
Tagged with
5 votes
2 answers
1k views

How do I best simulate a 80386? [closed]

I have used emu8086 to simulate the Intel 8086 before. I like that it allows me to view the opcodes, the data in the registers in a very user friendly way. What simulators are available for the 80386?...
user avatar
2 votes
1 answer
95 views

Floating point for HP 2000F TSB port to MSP430FR5994

The HP 2000F TSB system doesn't (could not, as it didn't yet exist) support IEEE 754 formats. HP's early design extends from the range of 2−(255−127)−1 to 2+(255−127)−1. The (−1) shown there is ...
user avatar
  • 170
2 votes
3 answers
233 views

HP 2000F TSB ported to MSP430FR5994

Preface I'm considering the idea of porting the time-shared BASIC (TSB) that was developed by Hewlett-Packard for the HP 2000F TSB system, which used two processors at the time (one for the I/O and ...
user avatar
  • 170
10 votes
2 answers
550 views

Simulating a 8085 using a Z80?

I am studying the replacement of a 8085 with a Z80 (I am aware that they are not pin-compatible, the solution is to be made in a board of new design rather than on the old board). The sole reason is ...
user avatar
11 votes
2 answers
1k views

Does Game Boy Color have *perfect* simulation of original Game Boy games?

In recent years, I've learned that the Super Game Boy peripheral for the SNES did not run Game Boy games at the exact right speed; they were slightly faster. Now I'm worrying that the same (or ...
user avatar
  • 145
10 votes
2 answers
764 views

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

Emulation is called cycle-accurate if the original system's cycle-synchronous behaviour is fully captured; for example, a cycle-accurate emulation of a CPU, executing an instruction, would first ...
user avatar
  • 2,543
13 votes
3 answers
799 views

Why was "Flight Simulator II" never ported to the NES? Was it technically impossible?

In the magical mid-1990s, when we already had got our (second-hand) 486 PC and I had both a NES and SNES, I for some reason got my paws on an old Atari "XE Game System" (8-bit, 1987). It had ...
user avatar
  • 131
17 votes
2 answers
4k views

Name this PC DOS Combat Flight Simulator

I'm trying to remember the name of a PC DOS Combat Flight Simulator that I played around 1991/92. I can give the following details: It was named after a US fighter plane that would have been in ...
user avatar
  • 707
9 votes
2 answers
1k views

Is the software available to simulate building a computer from the ground up? For example a system based on the 6502 [closed]

I recently got me head round the basics of how a CPU works after watching Ben Eaters 8bit bread board computer series of internet videos. Now I am hooked and i want to take my understanding further. ...
user avatar
  • 91
1 vote
2 answers
310 views

How to render FORTRAN overprinting in HTML? [closed]

Consider a FORTRAN program РRINТ 1 1 FОRМАТ(1Х,’ GООD ВУЕ НЕLLО, WОRLD’/’+ХХХХ ХХХ’) ЕND (YMMV re the number of leading spaces to align Xes with "GOOD BYE") Its output, using the SIMH ...
user avatar
  • 16.4k
14 votes
5 answers
6k views

Looking for a Z80 simulator/emulator for Linux

I've seen simulators for the 8085 (i.e., sim8085) but not the Zilog Z80. Is there a similar sort of editor/assembler/compiler/debugger simulator for the Z80?
user avatar