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A snapshot to transfer converterI'm programming a tool that takes an snapshot file and convert it to a tape file that mimics those created with transfers. This is a long term projec…
... created with transfers. This is a long term project, because I ... converts a given sna file to a tap file that mimics a transtape ... /> - It does not check for a correct sna file (=49179 bytes ... transfers (i.e.: saving a 128k game and using a Transtape-like loader ... -
Printing text using direct screen addressingHaving some problems printing using the FASE engine which is currently defeating me. Hoping to have someone clear out the bit of fog currently dwell…
Having some problems printing using the FASE engine which is currently defeating me. Hoping to have someone clear out the bit of fog currently dwelling in my brain for this function. I'm trying to get the text working properly in 128k mode which uses ... -
No AY sound from online emulatorsI've writing an app that makes sound using the AY. I have a simple update mechanism that works like this: 1. During a frame, I write values to a b…
... b,HIGH(AYDATA)
out (c),e
inc hl
inc ... /> ay_regs
db 0 ; chan a fine pitch 8 bits
db 0 ; chan a coarse pitch 4 bits
db 0 ; chan a volume 4 bits
db ... -
Remainder (Mod) calculationsI've been figuring out how to calculate remainders after integer division by a constant divisor k (A mod k = A % k). I found that for most small di…
... calculation would be faster: E.g. multiply back k ... one) with the divisor. E.g. for Mod3 the ... add a, c
rra
add a, c
rra
add a, c< ... rrca
ld c, a
add a, a
rlca ; ... -
Spectrum games in mobile telephone?Spectrum games in mobile telephone? read this: [url="http://news.zdnet.co.uk/story/0"]http://news.zdnet.co.uk/story/0[/url],,t269-s2100315,00.html I …
... br /> emulator authors for a new project. When asked if ... Snapshots could be downloaded. e.g. A program you had written yourself ... C.
4) Snapshots could be both downloaded and uploaded e.g a ... mobile
communications. Such a virtual computer would have to ... -
line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
... point to y-coordinate and C to X.
Then ... = 176-100 (reverse)
........LD C,100
........CALL #22B1
........LD C,100 ; and x = 100
........SCF
bit.....ADC A,A
........DEC E
........JR NZ,bit ... -
Someone knows the name of this game ?I remember an old game of kung-fu where in the first 3 or 4 screen you played against another man and after you played with two kung-fu men. I rememb…
... ma un ninja :cool:
e si tratta di una delle ... the tiger - quella, per l'appunto, del combattimento col bastone ... quella stessa cassetta c'erano il mitico Wheelie e l'adventure Perseus and ... Andromeda. Tutti pubblicati con un anno e ... -
Someone knows the name of this game ?I remember an old game of kung-fu where in the first 3 or 4 screen you played against another man and after you played with two kung-fu men. I rememb…
... mi chiedo come ho fatto a perdere tempo prezioso della mia ... su di un sito spagnolo e l'ho scaricato solo per rendermi ... sono [I]mai[/I] riuscito a mettere uno solo dei pezzi ... a posto. Credo che fosse volutamente ... -
Someone knows the name of this game ?I remember an old game of kung-fu where in the first 3 or 4 screen you played against another man and after you played with two kung-fu men. I rememb…
... provato anche l'untested (load'n'run) e funziona.
A proposito ... /sequor/[/url]
Prova a farci un giro...
Ciao -
Someone knows the name of this game ?I remember an old game of kung-fu where in the first 3 or 4 screen you played against another man and after you played with two kung-fu men. I rememb…
Tutti e loro i 4 film ... forse introvabili:
1) ...e adesso, qualcosa di completamente diverso ... life
In italiano c'e' anche 'crimson insurance company', un ... cortometraggio presentato a cannes che, tra le altre ... -
Machine Code ChallengeHere's a challenge for all you Z80 programmers. Points to be awarded for elegance and brevity. (I haven't got the solution either) HL addresses the …
... supper. I was thinking of a byte-wise method after building ... (If however you can find a shorter code, then I am ... DE,#C00
NLINE LD C,E
LD HL,TABLE-1 ... br /> INC HL
LD A,(HL)
RST #10
CALL #22B1
LD A,(HL)
RST #10
Machine Code ChallengeHere's a challenge for all you Z80 programmers. Points to be awarded for elegance and brevity. (I haven't got the solution either) HL addresses the …
... ,#C00 ; D = 12, E = 0
NLINE...LD C,E ; C = X-coordinaat
........RST #10
........LD A,(HL) ; LPRINT table
........INC ... #22B1 ; calc screenadress
........LD A,(HL)
........RST #10 ; LPRINT ...Machine Code ChallengeHere's a challenge for all you Z80 programmers. Points to be awarded for elegance and brevity. (I haven't got the solution either) HL addresses the …
... number in E.
LD A,B
OR A ; Load ... Keep looking.
LD E,B ; Note number of first ... LD B,E ; Set bit noted in E of E (the rest ... Move_bit
LD A,(HL)
XOR E ; Reset the first ... .
OR C ; OR A and C.
LD (HL),A ; Store new ...What was the best thing you ever did using a Speccy?I've not used a real Speccy for much good stuff, but it ended up being a prop in a college film me and some friends made in 1997 - it doubled as a mu…
... my idea of having a film where the mission ... of hero uses a Speccy to:
a) hack into ...
b) upload a virus to the alien mother ... ship
c) display complex graphs and diagrams ... AI of a terminator-like machine
e) break a lock's ...What was the best thing you ever did using a Speccy?I've not used a real Speccy for much good stuff, but it ended up being a prop in a college film me and some friends made in 1997 - it doubled as a mu…
... my idea of having a film where the mission ... of hero uses a Speccy to:
a) hack into ...
b) upload a virus to the alien mother ... ship
c) display complex graphs and diagrams ... AI of a terminator-like machine
e) break a lock's ...which game would be the best remake?ive got a few remakes and the best of them is Head Over Heels. what do you think should be done? I want to see a more developed version of Dun Darach…
... so great. it's a little irritating controlling the ... ]
anyway Im sure a speccy version would fit better ... , you know? Dinamic planned a fourth part.. DesertMoves.. I ... it came on a CD with a Computer magazine i ... br /> i have alot of C++ e-books and it doesn't ...What's going on with the ftp world of spectrum ? hi i 'm a regular user of the ftp world of spectrum For 2 weeks, the ftp is unreachable, connection failed, the ftp seems down. Here too, dead li…
... login ok, send your complete e-mail address as password.
e r W a r e R e s e a r c h C e n t e ... You are user 21 of a possible 150 in your class ... "/" is current directory.
TYPE A
200 Type set to ... A.
PASV
227 ...ZX81 and ZX80 emulator on Spectrum 128KA couple of weeks ago we were talking about a new ZX81 emulator for the 128K. Someone beat me. More details at [url="http://www.fruitcake.plus.com/S…
... ;
BIT 7,E ;
LD A,E ;
JR C,L0388 ; loop back ...Z80 coders compoIf you're interested in Z80 coders compo, visit my page [url="http://mbr.nm.ru/compo.html"]http://mbr.nm.ru/compo.html[/url]
... digits, c = $0f nibble mask
xor a
rrd ; a,(hl ... /> daa
ld e,a ; e = BCD(3210)
ld a,(hl)
or ... br /> and c ; keep lowest nibble in A
add a,d ; add ...WOS and it's futureI just got into a good old fashioned argument with some guy on another forum about WOS. Basically I recommended this site for games, and this guy cam…
... copyrighted and therefore even with a blessing from the copyright owners ... s happened to Lemon64: first a few games were denied (Codemasters ... , Ultimate etc), then a few more, then legal issues ... whole sets of #, A,B,C etc. or A-D, E-H, etc. but ...Hippo New EarHello chums... I'm off out soon, so I'll post this just now :) Happy New Year! (erm, when it comes [1]) Toodle-pip! Gerard [1] (Fnar?! Ed)
[Still recovering from a hangover...]
G E L U K K I G N I E U W J A A R ! :)Chuckie EggHi peeps, a long time ago I wrote the original version of chuckie egg on the speccy. I've just heard about this board and was told I should say hello…
... , spot5050 wrote:
Hi peeps, a long time ago I wrote ... screens in Chuckie (i.e. how 'dedicated to C.E.' players can sharp ... includes speed up option i.e. 'fast forward' durnig playback ...An MC question (sorry, there's no MC forum to post to!)Ok, still struggling with learning MC - but am getting there. I just can't find anywhere on the web / in books that explains how to do arrays in MC.…
... the array item into 'a'
; e = array index
; time ...
add a,MyArray%256
ld l,a
ld a,0
adc a,MyArray/256
add a,l
ld l,a
jp nc, noinc ...An MC question (sorry, there's no MC forum to post to!)Ok, still struggling with learning MC - but am getting there. I just can't find anywhere on the web / in books that explains how to do arrays in MC.…
... suppose. For ex, defb 'h','e','l','l','o', 0 (zero) would store ... you wanted to print such a string, you would perhaps ... the string
loop: ld a, (hl) ; get first character< ...
display the value in a
inc hl ;move to ...An MC question (sorry, there's no MC forum to post to!)Ok, still struggling with learning MC - but am getting there. I just can't find anywhere on the web / in books that explains how to do arrays in MC.…
... suppose. For ex, defb 'h','e','l','l','o', 0 (zero) would store ... known in the parlance as a null terminated string.
The ...help with sprites from SevenUpHas anybody got source for a short m/c rountine that can send sprites designed in SevenUp to the screen or to a dummy screen? A long time ago, I wor…
... the vertical start address for a sprite in Misc I believe ... thing you may need is a routine to calculate the next ... br /> INC H
LD A,H
AND 7
A,L
ADD A,32
LD L,A
RET C
LD A, ... H
SUB 8
LD H,A< ...VSYNC FunctionI have written a VSYNC function, so that I can clear the screen before redraw without flicker on the screen, I do this by peeking at the address 2367…
... br /> ld hl,0xBE00 ; create a table of 257 bytes
ld b,e
ld c,e ; ld bc,257
a JP int_routine at 0xBFBF
interrupt_on:
di
ld a,0xBE ; point I to table ... at 0xBE00
ld i,a
im 2
...
