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Iron Maiden Attacked At Ozzfest by Sharon Osbourne, or The Anger Of The BeastI'm angry about this. And if you are an Iron Maiden, or metal fan for that matter, you should too. Iron Maiden's final Ozzfest 2005 performance was…
... /> It's more of a POP magazine these days. I've ... Def Leppard with Union Jack flags doesnt make them 'rock'... it ... -
Background image with SP1 and Z88DKWhat is the prefered way to place an entire (or very large) image in the background when using SP1? Should I convert it to a long (32*24=768 ) list o…
... special code
; 28 pop state
; 29 transparent ... will be allowed
uchar flags; // +2 bit 0=invalidate?, ... attribute mask to use; flags that determine if characters ... AT (23), and PUSH/POP (26,28) as they will ... -
Minigame Compo 2007Hi there, also this year, there'll be a minigame competition, open to all 8-bit computers and consoles. It consists on writing games whose size (…
... , ADC HL,HL provides correct flags
jp z, start
sbc hl, de
pop de
;now we ... -
VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... /> You could push the flags and pop them back, but you don ... -
VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... ]You could push the flags and pop them back, but you don ... T/B/D/I processor flags, with bit 4 for B ... sets both B and T flags so it's not restoring ... -
Thinking in Assembly (first efforts)The following is one small routine to educate myself on a few concepts (jumps, flow control, routines, CPI): [code]searchmem xor a …
... a ; search for 0. reset flags
cpi ; a-(HL)
push hl
pop bc ; retrieve address
ret ... -
Thinking in Assembly (first efforts)The following is one small routine to educate myself on a few concepts (jumps, flow control, routines, CPI): [code]searchmem xor a …
... a ; search for 0. reset flags
cpi ; a-(HL)
push hl
pop bc ; retrieve address
ret ... -
Thinking in Assembly (first efforts)The following is one small routine to educate myself on a few concepts (jumps, flow control, routines, CPI): [code]searchmem xor a …
... a ; search for 0. reset flags
cpi ; a-(HL)
push hl
pop bc ; retrieve address
ret ... -
Thinking in Assembly (first efforts)The following is one small routine to educate myself on a few concepts (jumps, flow control, routines, CPI): [code]searchmem xor a …
... a ; search for 0. reset flags
cpi ; a-(HL)
push hl
pop bc ; retrieve address
ret ... -
Thinking in Assembly (first efforts)The following is one small routine to educate myself on a few concepts (jumps, flow control, routines, CPI): [code]searchmem xor a …
... a ; search for 0. reset flags
cpi ; a-(HL)
push hl
pop bc ; retrieve address
ret ... -
Thinking in Assembly (first efforts)The following is one small routine to educate myself on a few concepts (jumps, flow control, routines, CPI): [code]searchmem xor a …
... a ; search for 0. reset flags
cpi ; a-(HL)< ...
push hl
pop bc ; retrieve address
...
push hl
pop bc ; retrieve address
... -
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... that.
When you POP, it reads from wherever ... /> Note that PUSH and POP work on register pairs. So ... paired up with the flags to form AF, which ... old trick - PUSH and POP are actually a lot faster ... RET) instruction actually means 'POP a number off the stack ... -
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... /> EX AF,AF' ; Set up flags
DEC D
DI ... ; Set border colour
POP AF ; Restore flags
EI ; Enable interupts ... -
Z80 'EXX' ConfusionI was working on a little Z80 routine last evening, and, having run out of registers, resorted to sticking one of the values into a memory location a…
... A, IX, IY and the Flags to carry data over from ... you can't just PUSH/POP). Or you can swap AF ... -
Obfuscated code ideaThe instructions [b]SUB A[/b] and [b]XOR A[/b] both have the effect of setting the accumulator to zero. The only difference between them is that [b]…
... A
PUSH AF
POP BC[/code] sets BC = 2 ... A
PUSH AF
POP BC[/code] sets BC = 0 ... the other bits in the flags register are set to.
SUB s sets the flags to SZ5H3VNC, so SUB A ... />
XOR r sets the flags to SZ503P00, so XOR A ... -
IF and control flow in machine codeHi everyone, Basic has a nice control flow like if statements. How can these be done in machine code since i cant find anything thanks
... jumps on status of the flags to handle conditions
rst 16 ; do print
pop af ; regain original value
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
...
jne .count
pop edi
; ------------
CMP = Compare and set flags
DWORD = 32BITS
WORD ...Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... SP register plus offset, and "pop" the reverse. (In the assembler ... pseudo-instructions for push and pop that will use r28. r30 ... , and r29 as a status flags register)
* If I can ...Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... first I used 'PUSH' and 'POP' as my code was register ... and many clever uses of flags was just a dream!!! I ...yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…
... order. This way I can pop them back from thread descriptor ... (thread_sp), sp ; store SP, no flags affected; 6 M-cycles
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... /> PUSH AF ; 63860 245 save flags
JR Z, npatch ; 63861 ...
...
POP AF ; 64083 241 get parameter flags
RET Z ...Thinking in Assembly (first efforts)The following is one small routine to educate myself on a few concepts (jumps, flow control, routines, CPI): [code]searchmem xor a …
... BEEP;330088]No reset of flags needed
[code]
push hl
pop bc ; retrieve address
ret ...How to get a minimal splib2Hello. We are designing a new engine and stuff, coded in ASM and to be used from z88dk. I was just wondering how to get a minimal splib2 with just th…
... affecting any invalidated & remove flags. This means the character square ... and HL are parameters
pop ix
#endasm
I am currently playing......Don't know if there's been a thread like this, but I can't find one.... Having seen all the different threads asking people if they've played such a…
... nades in to try and pop their overkill etc
pop the online achievements I was ... . Once we had got our flags a couple of guys on ...Fastest way to mirror a byte?I.E. turning 01100000 into 00000110, in assembly. I'm trying but I suck at stuff with rotation and the carry bit. Any pointers?
... for beginners - doesn't have flags or tacts, just the instructions ... ), incr HL, decr B.
POP IX Load IX with top ... of stack.
POP IY Load IY with top ... of stack.
POP qq Load register pair qq ...IN or INKEY ?just curious which is better to use.. I have a menu done.. and use 6/7 to go up down it + space to cycle thru the options (using inkey).. obv. if I w…
... it was negative, so those flags could be checked and a ... /> rst $20 ;step over "
pop af ;A =operator: AND=+,XOR ... FPTOA ;A =1st variable
pop bc ;B =2nd variable
