Tag Archives: Debugging

ZX Spectrum development with modern tools

L Break Into Program, 0:1

I’ve been using the ZXSpin emulator for a while now to develop code on the ZX Spectrum. This has many advantages, namely an integrated assembler and disassembler, but quite a few quirks, and the editor, whilst adequate for small projects, is not really up to scratch for large ones. In addition, my main machine is an old Macbook, so have to boot into Windows on it to do any software development. My criteria for the …

You kids have it so easy

L Break Into Program, 0:1

I’ve just discovered a fantastic retro games development tool… Up until now I’ve been using the Z80ASM assembler by Peter Hanratty and ZX Spectrum Emulator by Vaggelis Kapartzianis; both excellent applications in their own right, but still lacking somewhat. The assembler did not appear to support operand arithmetic, so I could not do this: LD (SOMELABEL+1),HL … SOMELABEL: LD HL,0 Which is a beggar, as I often use self modifying code and being able to access memory a …