-
Sam CoupeI am very interested in the Sam Coupe but I wanted to ask a lot of questions about it. Do anyone here use one a lot and are there any Sam Coupe foru…
...
16384-32767 = ram1
32768-49151 = ram0
49152-65535 = ram1 ... -
A quick newbish questionI'm reading through 'mastering machine code on your spectrum',as kindly posted by Mr bert on this forum. Correct me if I'm wrong from what i read,bu…
... Spectrum ROM .
Locations 16384 -22527 is the screen.
49152 pixels (192 lines of 256 ... and off).
Incidentally 49152 / 8 = 6144 so you've ... A, 255
LD HL, 16384
LD (HL),A ; Where ... -
More tea, vicar on disk?Hello, can somebody help me putting the 128k version of this game on disk? The 128k version is free available from Jonathans Webseite. However, the g…
... /> 4.- Headerless block, code 49152, length 16384, flag 255, loaded at RAM1 ... -
generating a pre-defined list in an un-defined sequenceI've decided to become a drunkard, to which end I've been drinking a whole bottle of beer in one day (whereas normally I'd make it last 2 or 3 days).…
...
ex de,hl ;DE=16384+INT(yx/8)=display file ...
add hl,bc ;HL=49152+INT(yx/8)=2nd screen ... -
Copying data between memory banks in USR0 modeI am experimenting with Funky Fungus to load the majority of its data (levels, screens, music etc.) into memory banks 1, 3, 4, 6 and (partly) 7 by sw…
... top 16K with LOAD "" CODE 49152.
To copy it ... ]LD HL, 49152 ; the source address
LD DE, 16384 ; the destination ... -
Copying data between memory banks in USR0 modeI am experimenting with Funky Fungus to load the majority of its data (levels, screens, music etc.) into memory banks 1, 3, 4, 6 and (partly) 7 by sw…
... br /> LD HL,49152 ;start
LD DE,16384 ;destination
... HL,16384 ;copies the first 6144 bytes
LD DE,49152 ... data
LD DE,16384 ;and copies it to ... the last 4096 bytes remaining (16384 - 6144*2 = 4096).
Copy 4Kb in Assembly?Here's an interesting problem: what's the best way to copy a block of 4Kb in assembly? The most obvious solution is to use [B]LDIR[/B]: [CODE] l…
...
DI
LD HL,49152 ;fill source with some value ... ,49152 ;source start is 49152
LD IY,16384+14 ;target start is 16384 ...Copy 4Kb in Assembly?Here's an interesting problem: what's the best way to copy a block of 4Kb in assembly? The most obvious solution is to use [B]LDIR[/B]: [CODE] l…
... would work in case of 16384 and 49152 but it's not ...Copy 4Kb in Assembly?Here's an interesting problem: what's the best way to copy a block of 4Kb in assembly? The most obvious solution is to use [B]LDIR[/B]: [CODE] l…
Copy 4Kb in Assembly?Here's an interesting problem: what's the best way to copy a block of 4Kb in assembly? The most obvious solution is to use [B]LDIR[/B]: [CODE] l…
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…
... video RAM
ld ix,16384
ld de,6912
49152
ld ix,49152
ld de ... we just loaded
jp 49152
loader:
;; call ...A "generic" loader for +3(e)I've made this loader for 128k games in +3DOS. [CODE]dos_open equ 262 dos_close equ 265 dos_abandon equ 268 dos_read equ 274 dos_write equ 277 dos_s…
... /> dw 16384
dw 6912
db 1
dw 49152
db 3
dw 49152
dw 14819
db ... 4
dw 49152
dw 14555
db ... 6
dw 49152
dw 9497
db ...Fists of Fury (Virgin)[URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0011704"]http://www.worldofspectrum.org/infoseekid.cgi?id=0011704[/URL] I've got this title. …
ZX memory questions1. what is the highest address in a 48k spectrum that can be written to? 2. can you write to an address less than 16384 (on real hardware) 3.48k...…
... to an address less than 16384 (on real hardware)[/QUOTE]
49152 bytes? )[/QUOTE]
48 ...A "generic" loader for +3(e)I've made this loader for 128k games in +3DOS. [CODE]dos_open equ 262 dos_close equ 265 dos_abandon equ 268 dos_read equ 274 dos_write equ 277 dos_s…
... FREDDY.BIN:
; screen$ (common) 16384,6912
; part 1 24800 ... must put the stack below 49152, page ROM2 and RAM 7 ... /> ; read screen$
ld hl,16384 ; start of screen
ld ... ,0
ld hl,16384
ld de,6912
How did you learn to code on the Spectrum?Got to be honest, as much as I wish I did, I don't know anything about programming. I had a Spectrum (+2 and then +2B) when I was a kid, and my prog…
... these strange numbers (16384, 6144, 22528, 768, 32768, 49152, 65535) off-by ... , so C000 must therefore be 49152 (checks calculator - yep) but I ...How did you learn to code on the Spectrum?Got to be honest, as much as I wish I did, I don't know anything about programming. I had a Spectrum (+2 and then +2B) when I was a kid, and my prog…
... these strange numbers (16384, 6144, 22528, 768, 32768, 49152, 65535) off-by ... , so C000 must therefore be 49152 (checks calculator - yep) but I ...TAP version of CrosswizeIs it possible to create a TAP version of Crosswize with all levels? On the tape or a TZX file, the levels are in the same block and a custom loader …
... , the loader put them from 16384) from the data level (8192 ... load routines are placed above 49152).DSK version of Terramex?I'm trying to make a DSK version of Terramex, but game refuses to load. The problem is probably in a protected loader (302 bytes), but I wasnt able …
... and then copies 16384 bytes from 32768 to 49152. The second one ...DSK version of Terramex?I'm trying to make a DSK version of Terramex, but game refuses to load. The problem is probably in a protected loader (302 bytes), but I wasnt able …
... and then copies 16384 bytes from 32768 to 49152. The second one ...TAP version of CrosswizeIs it possible to create a TAP version of Crosswize with all levels? On the tape or a TZX file, the levels are in the same block and a custom loader …
... bc
ld hl,49152
ld de,16384
ld bc ... . The load routine is above 49152 (RAM0 by default), so I ... , and then copies it to 16384. Then, it pages RAM0, sets ...LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…
... /> ; load 16384 bytes at 49152
ld ix,49152
ld de,16384
ld de,16384
ld a,255
ld de,49152
ld bc,16384
ldir
LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…
... ,32768
ld de,bank_len ;16384 or less
call load_routine ... ,32768
ld de,49152
ld bc,16384
ldir
Which emulators support ULA+Tried ZX Spin 7.0, but its unstable. Tried to drag and drop .scr files onto it, but it comes out all wrong. Don't understand the TAP file that's sp…
... br />
org 49152
di
...
ld de,16384
ld bc ... "
end 49152[/code]
...EmuZwin 128k banks in assembler Having looked at the assembler help file " ORG [{ RAMn | ROMn },] #target_address [, #dest_address ] Defines target assembling address and ta…
... ,
ORG RAM 6,49152
NOP
ORG 32768 ... .
ORG RAM 6,49152
NOP
ORG RAM ... is 5,2,0 for 16384-32767, 32768-49151 and 49152-65535.Spectrom interface ?Hi all, I got 2 of this devices ... :) [img]http://forest.no-ip.org/wos/spectrom/20151006_151428.jpg[/img] [img]http://forest.no-ip.org/wos/sp…
... , need to be loaded at 16384 .. code persist at my 2 ... , if bank in eprom at 49152 is sinclair rom and go ... 0 i expect bank at 16384 to go at address 32768 ...128k Paging a tile routine to a double bufferHi happy new year all :) Does anyone have an example of how to page a routine to the screen ie a tile routine? Thanks :)
... /> * The second screen starts at 49152 (when set up correctly) and ... 16384.
* You can also set up the original screen at 49152 ...128k Paging a tile routine to a double bufferHi happy new year all :) Does anyone have an example of how to page a routine to the screen ie a tile routine? Thanks :)
... 'the screen at 16384' and 'the screen at 49152'. It's simpler ... /> 'Before'
Screen begins at: 16384 - #4000 - %0100000000000000
Attributes begin ... /> 'After'
Screen begins at: 49152 - #C000 - %1100000000000000
Attributes begin ...128k Paging a tile routine to a double bufferHi happy new year all :) Does anyone have an example of how to page a routine to the screen ie a tile routine? Thanks :)
... are writing to 16384, you instead write to 49152 - after having made ...128k Paging a tile routine to a double bufferHi happy new year all :) Does anyone have an example of how to page a routine to the screen ie a tile routine? Thanks :)
... to place at memory address 49152.
... screen at 16384 and the other at 49152. Forget about ... the screen at 16384. What ... 'paged in' at 49152, then you ALWAYS write ... the screen addresses starting at 49152.
You ...
