Date   : Wed, 01 Oct 2008 23:04:18 +0100
From   : samwise@... (samwise)
Subject: PC based 6502 Assembler

> So I want to try my had at writing some sideways rom code, but would
> like to keep all my source files on my Windows PC, so I need a 6502
> assembler that can run under either Windows (XP) or Linux, what do other
> people use and recommend ?
>
> Cheers.
>
> Phill.

Phill,

You might want to check out SWIFT, an IDE for programming 6502 code,
and also BeebAsm, a 6502 assembler for the Beeb:

www.retrosoftware.co.uk/swift
www.retrosoftware.co.uk/beebasm

Sounds like a good fit for what you're after.  You can get help and
support, if you register on the forums and ask any questions you might
have.

Peter.