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40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…
...
; so look at the system variable PROG
dec hl ... the
push af ; operating system.
call doit1 ;
pop ... of space for some
; variables.
atflg:
defb ... -
Altera CPLD vs Xylinx FPGAI will dig into the world of FPGA's, mainly to find something that can replace one or more GALs for my current and new projects. And it's never bad t…
... since there's lots of variables - for example the Spartan 3 ... microcontroller is essentially a small system-on-a-chip. Most 8 ... -
SAVE writing zeros after program?Hi there! I hope this is the right forum, but I didn't find any other more appropriate... I'm trying to recover some very old tapes with stuff I mad…
... program's running the UDG system variable points somewhere between the ... BASIC - ie. in the VARS variables area - then a CLEAR will ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... are several tuneable variables that define the Spectrum loading system, the most ... -
Getting aquainted with the IF1bisToday, fifteen days after dispatch, the IF1bis arrived at my door. In perfect order. No customs, no TVA and no handling fee involved. The arrival of …
... the solid body of the system, but just and add-on ... workspace or in the channels/variables area.
I suppose that ... was unable to restore the system by power off/on because ... -
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... z, stk_var ; parameters and variables to calculator
bit ... ld hl, flagx ; address system variable
or (hl) ... ld a, (flags) ; address system variable
... br /> push af ; stack system variable
call scanning ; ... -
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... /> pop hl ; unstack pointer to system variable
org 0x191c ... in
ld (hl), e ; system variable
ret ; end of ... ; clear carry for long name variables
inc hl ; increase pointer ... -
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... :
ld hl, last_k ; address system variable
ld (hl), l ... /> ld hl, (vars) ; start of variables to HL
jr l3a01 ... :
ld hl, (vars) ; get variables address
ld (mem_3_4), hl ... -
A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
... replace the current config file system as it's outgrown it ... others and perform substitution of variables so that the strings in ... -
Which Emulator supports Betadisk48?Hi out there and happy new year, I'm looking for an emulator to run with my vision1.7 trdos-rom in 48 mode. Unfortunately most emus only support Bet…
... emulator supports the 528K LEC system as well, but again, it ... bytes of RAM in BASIC variables (23734 to 23845) + 256 bytes ... bytes of RAM in BASIC variables (23734 to 23866) + 256 extra ... bytes of BASIC variables every time a sector is ... -
Idiots Guide......To machine code, or assembler language...whatever the appropriate term is Basically at this stage I want to fiddle about and try and get used to…
... (defs), global integers (defw), local variables (items pushed on the stack ... used to write your operating system (linux, windows, etc), it (or ... assembly. The fzx proportional font system is in asm. Much of ... -
IF1Bis problems. The Edge of the Spectrum...Advice is sought from the learned on WoS. I just bought an Interface 1Bis from sunny South Africa. It arrived fast, but unfortunately doesn't work.…
... . I'm happy that the system is stable and runs my ... , length of program (size less variables) and starting line for Basic ... -
FZX: a new standard format and driver for proportional fonts[B]FZX[/B] is a very compact and efficient (although extremely flexible and powerful) standard format to create new fonts for the ZX-Spectrum. It sup…
... index pointers - and Boriel's system uses IX for tracking variable ... moment when it corrupted the variables i was using!
system variable tracking (A real shame ... -
Alkatraz Protection System - "How to" and compo?I'm thinking about writing a "how to" regarding the [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0020807"]Alkatraz Protection System[/URL].…
... bits![/B]
The mastering system is very flexible about where ... ])
[*]And the mastering variables updated to load the stub ... bits[/B]
The mastering system doesn't natively support compression ... -
64x48 monochrome big pixels display ideaHi. I was playing with this idea of having a simple 64x48 bytes buffer, 1 byte per pixel, then a renderer which would take that buffer and render it…
... discarded the idea 'cause the system works if the size of ... IX to point to a variables area.[/quote]
C, in ... -
Testers for new z88dk clibA long (long, long, long) time ago a few people offered to help test the new clib in z88dk. Much time has passed since then and I won't hold people,…
... at the directions above for system wide install you will see ... must first set some environment variables to point at the right ... bss/data sections (the global variables) so globals will have correct ... -
How to get the current line position of a +3e's text window?Does anybody know how to get the current line position of a [url=http://www.worldofspectrum.org/zxplus3e/]ZX Spectrum +3e[/url]'s text window? I've r…
... other 128k Spectrums, then these variables in Bank 7 hold the ... clearly. It's not the system editor what I meant, but ... know the location of those variables. -
Hungarian notation for asm - Yes or No ?There is thing called hungarian notation - https://en.wikipedia.org/wiki/Hungarian_notation Basically it is all about using prefixed indetifier to i…
... all your variables are named following the same system then it's ... system and then get bored of it or start adding in variables ... -
Hungarian notation for asm - Yes or No ?There is thing called hungarian notation - https://en.wikipedia.org/wiki/Hungarian_notation Basically it is all about using prefixed indetifier to i…
... I started to use versioning system and split code to modules ... you want to access different variables than you thought etc. If ... -
Game development guidesHello all, I want to get into game development for the ZX Spectrum and would like to know where I can find some helpful guides. I've looked around t…
... you assign your code and variables to the proper sections, the ... but it's a good system and it makes sense, I ... -
z88dk v1.99A Release Candidate[b]Z88DK VERSION 1.99A RELEASE CANDIDATE[/b] Download from: http://nightly.z88dk.org/Releases/ The release candidate will be available for te…
... ]# only if z88dk is not system-wide installed
export PATH ... have any of the env variables.
So when you ... -
BASIC problem in SpectaculatorI have a piece of music written in +3 BASIC in spectaculator (using FOR LET, PLAY and NEXT) and when it auto loads (because of save "tune" LINE 10) i…
... the start of the BASIC variables area, this could explain why ... define one of the string variables that hold note data?
system variable. -
z88dk v1.99A Release Candidate[b]Z88DK VERSION 1.99A RELEASE CANDIDATE[/b] Download from: http://nightly.z88dk.org/Releases/ The release candidate will be available for te…
...
extern uint *RAMTOP; // System variable RAMTOP
#asm
variables that are not zero at ... -
So I did a thing...And it's nearly ready for release: [img]http://s18.postimg.org/4453ayo5j/Screen_Shot_2016_03_30_at_16_18_17.png[/img] Apologies for the enormou…
... with multiple assignments work with variables created in the same ... can no longer crash the system with infinite loops of ... Windows version no longer allows system messages to mess with screen ... operator didn't accept plain variables in a range
... -
A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
The version for the new c library is split between two files. One holds the C code and the other holds the asm stuff. The compile lines are listed at the top of demo.c. "q" increases the number of sprites, "a" decreases the number of sprites, "p" ... -
POKE taking a variable amount of time...Hi Folks, Does anyone know why the following POKE statements seem to vary in their execution time? [code]100 POKE 60000,10 110 POKE 60001,16…
... ; you can use the DEFADD system variable within your machine code ... the VARS system variable to access the contents of BASIC variables directly ... -
RANDOMIZE USR, PRINT USR etcHello just wondering why is it called RANDOMIZE UsR what does randomising have to do with it ? When calling machine code routine from adress x you ty…
... , taking some space from the variables area. If you have put ... put it on the SEED system variable. It may have some ...
