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writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... . An emulator should operate on assembly or machine code, right? Should ... programs. Like this:
10 PRINT "Hello World"
20 GO ... -
This might be something new[img]http://www.711chan.org/test/src/130427925559.png[/img] Have a look at this screenshot of my emulator ZX82. Notice the copyright message? That's…
... . If someone calls the "print character" routine, it'll be intercepted, parsed ... -
Random numbers...Hi Folks, I am not an expert when it comes to random numbers. If I have the RANDOMIZE statement the beginning of a program and then proceed to gene…
... USR x[/B] to invoke assembly routines.[/QUOTE]
Hi ... to run a machine code routine. Sounds like a useful idea ... -
quick - Zx80 ASM questionWhile I am ploughing through lots of ASM listings, one of my earlier adaptation attempts surprised me [B][asm code][/B] [code] org 32768 start: ld…
... 17 and 19 to the PRINT-A routine. However, I'd expect ... the rest of the text to print ... -
quick - Zx80 ASM questionWhile I am ploughing through lots of ASM listings, one of my earlier adaptation attempts surprised me [B][asm code][/B] [code] org 32768 start: ld…
... worth noting that the standard print routine is depressingly slow in the ... if you're trying to print to the ZX Printer. It ... better off using your own routine (or of course you could ... -
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…
... comes with a nice proportional print routine, which should be easily exportable ... -
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…
... demo of the Your Spectrum routine doesn't automatically load the ... bytes respectively. The Your Spectrum routine is larger, but easier to ... the Your Sinclair routine uses POKEs to specify print positions and the ... -
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…
... demo of the Your Spectrum routine doesn't automatically load the ... bytes respectively. The Your Spectrum routine is larger, but easier to ... the Your Sinclair routine uses POKEs to specify print positions and the ... -
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…
... All Proportion" article. A short routine would be needed to left ... the font in the PropSys routine and it looks better now ... detail. This is an excellent routine, easy to use, quick and ... . Love the fact you can print at pixel location too.
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…
... some prototyping with the proportional print routine and I have found a ... . :sad:
It cannot print on the bottom two lines ...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…
... at $FE7B to the ROM routine PIXEL-ADD at $22AA to ... display file address and this routine limits the Y co-ord ... used if you want to print across the full length of ...Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... , and one to just print whatever you like.
routine
inc hl ; ... low byte of the output routine
inc hl ; ... high byte of the output routine
inc hl ; ... bc,rep_j ; address of input routine
ld ...Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... to
;the proportional printing routine.
ENABL: LD HL,(23631 ... X and Y positions to print.
ATCHQ: CP 22< ... between 32 and 127 then print a question
;mark ...
;And another useful routine - it calculates the relevant address ...Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... the start of the linewrap routine:
[code]
table: equ ... for the last character to print from a$ on the current ...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…
... the start of the linewrap routine:
[code]
table: equ ... for the last character to print from a$ on the current ...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…
... right in assuming that the print command will assume the last ... the 42 column routine I've replaced the routine variables with system ...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…
Why is the proportional print routine so fast? Sorry if this is a daft question but I would expect it to be slower than the standard Spectrum PRINTcommand. Very impressed.
PaddyProportional 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…
... 537245]Why is the proportional print routine so fast? Sorry if ... slower than the standard Spectrum PRINT command.[/QUOTE]
PRINT command is continually checking ... (although the 42 column routine for SE Basic handles these ...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…
... trying to implement the proportional print routine and I have come across ... the fact that the proportional print routine uses [B]OVER 1[/B ... ]. My time routine updates the displayed time every ... Ah ha I thought, just print some spaces first but this ...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…
... fact that the proportional print routine uses [B]OVER 1 ... -column print routine, which is derived from the proportional print routine, clears ... the area it's about to print ... the original proportional printing routine. Or you could just ...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…
... you have to un-print the last thing printed ... 42-column print routine, which is derived from the proportional print routine, clears ... the area it's about to print ... the original proportional printing routine. Or you could just ...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…
... case :)[/B]
This routine always modifies 2 character squares ... for both me and the routine itself. :)
Obviously I ... PAPER attribute, or perhaps just print an extra space at the ...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…
... is independent of it. The routine is CODE 64969,379, leaving ... ,1244. This version of the routine is longer than the original ... loop. I've tried numerous print tests at various key points ...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…
... it prior to calling the routine, but I can't for ... . It's just told "Print a 'B'", "Print a 'u'", etc. Any ...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…
... your routine:
FOR a=50 TO 70 STEP 2: PRINT ...RAND USR that doesn't work in emulators and clonesEons ago, I "discovered" a strange RANDOMIZE USR. This is it: [b]RANDOMIZE USR 46578[/b] Using it on a genuine ZX Spectrum rubber key or Plus model,…
... emulator)
How? Surely by PRINT-A-2, which has a ... similar instructions, including a calculator routine that performs EXX followed by ...RAND USR that doesn't work in emulators and clonesEons ago, I "discovered" a strange RANDOMIZE USR. This is it: [b]RANDOMIZE USR 46578[/b] Using it on a genuine ZX Spectrum rubber key or Plus model,…
... them into memory. Later, a print routine builds a nice report on ...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…
... your routine:
FOR a=50 TO 70 STEP 2: PRINT ... do you think your new routine would do in that case ...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…
... your routine:
FOR a=50 TO 70 STEP 2: PRINT ... do you think your new routine would do in that case ... was a bug in my routine. It clears only the area ...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…
... will go. aowen's routine works fine overprinting old data ... to the right; eg: PRINT #4;AT 0,0;"stuff ... square, but the second PRINT leaves behind a bit of ... addressed by the next PRINT statement and so doesn' ... of being able to print anywhere without having to ...
