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Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
... very minor tweaks for my assembler, which doesn't like ... So I need to work out how I screwed it up ...
[code]
CLS
PRINT at 10,10;"Routine 1 ...
NEXT y
print (t()-time)/CAST(float,50 ...
NEXT y
print (t()-time)/CAST(float,50 ... -
Jet Pac AdvancedLast year Bad Beard and I worked on a hack to introduce new levels to Jet Pac as well as making a minor adjustment to game play (influenced by the XB…
... other way really). When the Print Usr executes, the menu appears ... bits of the ship set out wrong and it's all ... loader, namely .bas, .txt and .z80 and a .png levels map ... -
Spectranet on the BBC!Yay! I'm famous. Or at least my +3 is famous... [url]http://news.bbc.co.uk/1/hi/technology/10364135.stm[/url]
... last byte out or whatever, it's about 10 PRINT "HELLO": GO ... case just because someone learned Z80 asm or whatever, it doesn ... new RISC processor. You start out learning how to do digital ... -
Z80 RRCA instruction...Hi Folks, Well my exploration of Z80 MCODE continues apace! I am struggling to understand how the RRCA instruction works. The official Zilog manua…
... to multiply/divide on the Z80. :-?
I have done ... " to implementing these functions in Assembler. Then I had a brain ... functions already.
So out came the Complete ROM Disassembly ... tried the above in ZXSpin Assembler but I got an error ... -
Another machine code problem, sorry[CODE] OPCODE HEX ADD LD A,00 3E00 F000 PUSH AF F5 F002 LD B,05 0605 F003 LD C,06 0E06 LOOP F005 POP AF F1 ADD A,C 80 DEC B 05 …
... , and tie it to an assembler and an emulator.
z80 from within Boriel's ZX ... can be used as an assembler as well; so it's ... , far far easier than writing out mnemonics for machine code, and ... -
Help! Reverse engineering a Spectrum game[deleted]
a debugger rather than assembler. Preferably one that can disassemble ... figure out where jumps go etc by hand. Possibly best to print ... it all out and go through with ... annotating it as you figure out what it does? -
Help! Reverse engineering a Spectrum game[deleted]
... the Jet Set Disassembly out by hand into an ... [url=http://mdfs.net/Software/Assembler/DisAssem/]MkSrcZ80[/url] program, ... it. I either assemble Z80 code on RISC OS with ... either ZMac or Z80 BBC BASIC running on ... or on a BBC Master Z80 CoPro, or copy to ... -
logical operators and the calculator stackI was wondering if there was a utility which would provide the list of commands needed for the ROM calculator to evaluate a logical expression. For e…
... RST #28 calculator you need assembler. Why would you wnt to ... 's faster doing it using Z80 instructions? (unless your variables would ... " channel.
call PRINT_FP ;And print whatever is at the top ...
