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For questions specifically regarding the Intel 8086 16-bit microprocessor

5 votes

What is the difference between the different versions of the SID or SID86 debugger for the x...

And I found this: SID 1.0 (Concurrent DOS 3.1, Release Date 1983) assembles and disassembles 8086 and 8087 opcodes. supports symbolic debugging when symbol files in the syntax of Digital Research's RASM … In SID 3.2, support was still limited to 8086 and 8087 instructions when using the command A - "Assembly into memory". Command history with cursor keys DOWN / UP. …
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13 votes
1 answer
2k views

Did x86 CPU vendors like Intel, NEC, AMD, and Cyrix provide their own debugger for DOS with ...

MS-DOS's debugger DEBUG.EXE did only support the assembly/disassembly of 8086 opcodes. … In the DOS days, there were CPU manufacturers like NEC that had additional opcodes in their V20/V30 CPUs which where compatible replacements for the Intel 8080 and 8086. …
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12 votes
1 answer
414 views

What is the difference between the different versions of the SID or SID86 debugger for the x...

I did a little research about Digital Research's 8086 Symbolic Instruction Debugger. Short name SID86.EXE and SID.EXE in later versions. But I couldn't find some sort of version history? …
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