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8-bit webcam & Speccy imagesI want to present you my small pet-project, made for the soul and for practicing some modern web technologies. The project is called "8-bit Camera…
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The project is called "8-bit Camera" and allows you ... features currently implemented:
- Ten 8-bit filters that can be ... -
Sinclair Basic Vs PascalWith the rise of the structured programming movement (Jackson et al) was it wise to put the Basic programming language into the Spectrum. By this ti…
... it would stop with a CRC (checksum) error message, explained ... the Atmel EEPROM, which stores CRC and supervisory passwords. That chip ... down 2 seconds later -> CRC Error, fatal ! "[/COLOR]
< ... />
No Spectrum, or other 8 bit computer that I know ... -
Tranferring a game back to +3 disk?Hi, Haven't been on here for ages, but got my Spectrum down from the loft recently, due to a house move in the next few months. I'd forgotten, but so…
Pause after blocksI've added a simple CRC routine to my app (thanks Gilby) to check for dupe TZX files and it was magical as I've located about two hundred of them tha…
... data blocks and computes crc-16 from the data ... problems with uploads also. CRC on WOS downloads and other ... I used 16 bit crc because other crc routines I found surfing ... routine with 7 or 8 lines on spectrum basic ... I think the same crc could be obtained from ...Pause after blocksI've added a simple CRC routine to my app (thanks Gilby) to check for dupe TZX files and it was magical as I've located about two hundred of them tha…
... after sqrt(2^16) = 2^8 = 256 strings (the [url=http ... , I can tell you that CRC-32 produces no false positives ...New protection systemsAs a follow-up to [URL="http://www.worldofspectrum.org/forums/showthread.php?t=14311&page=2"]this[/URL] thread regarding relatively new protection sy…
... used on e.g. Alien 8 or Nightshade. These used the ... hung the machine) and a CRC check was performed to test ...External Speccy CommunicationHow does a speccy communicate with the outside world ?? Do you have to have the interface 1 for serial communications ( rs232 ) or are there other p…
... use (i.e. have buffers, CRC calculators and other nice stuff ... on the market designed for 8 bit microcontrollers, which will work ...How to convert from real tape to TZX?i bet i'm not the first guy to ask this, but i searched the forums and could not find an answer to this question anywhere. what's the best way to co…
... but I always have a CRC error.
Bye![/QUOTE]
8 bit,mono) and try with ...Interface 1 emulation issuesFor Virtual Spectrum v3.0 I am implementing virtual Interface 1 and Interface 2 options! The I/F2 ROM option works already, and I have got the I/F1 s…
... h,a
ld b,8
crcbyt add hl,hl ... ]
returns a "realtime" CRC-16|CCITT checksum value of ...Alternative ROM thru DivideSorry if this could be a stupid question: I know the Divide+ can load Interface 2 Roms into internal memory by using Residos and the %INSTALL comman…
... during the ROM CRC check. It also needs 8 LEDs to be ...Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... />
ld e,8 ; 92.36 T-states per ... br /> Here is a CRC routine for checking the data ... />
[code]
; Calculate CRC.
; > ... HL = CRC
crc ld hl,0ABCDh ; Init CRC
CRC then XOR HL,0ABCDh ...Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... BYTES. The data also has CRC protection.
On startup ... if the header or data CRC fails and turns BLACK if ... /> db 217 ; exx
db 8 ; ex ex,af'
db ...Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... download software. Because of the CRC check, I had to write ... d,a
ld e,8 ; 22
txd and ...Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... ld ix,pc4
jp crc ; Data
... ld ix,pc5
jp crc ; Data
... address
; >'HL = CRC
; > HL = Destination ... 29
ld de,8 ; 61.57
; >'HL = CRC
; > HL = Source ...What is the current state of (non-Spectrum) emulation?It's been years since I've bothered with any emulators on the PC other than Speccy emulators. I do still occasionally use MAME and other emulators on…
... working (as checked in those CRC checker programs, I can't ... />
[QUOTE=Alien 8;538365]VICE is very good ...Checksum routine wantedI wish to make a program that verify integrity of a Multiface 1 ROM. It is possible to compare each byte of the ROM against a binary dump, but this i…
... one ends up with 8 bits. Is 8 bits enough to ... above for you (calculated CRC is returned in HL):
ld hl,$FFFF ; CRC result
Read:
ld ... h,a
ld b,8
CrcByte:
add ...Checksum routine wantedI wish to make a program that verify integrity of a Multiface 1 ROM. It is possible to compare each byte of the ROM against a binary dump, but this i…
... :
I shall try the CRC routine you kindly showed above ... . Crunching all those bits in 8 or 16 bits checksum value ...Keyboard scanning routines / techniques?What keyboard scanning routines or techniques do people use? I'm looking to write something which doesn't rely on the ROM-based keyboard scanner, an…
... line and adds redundancy mechanisms (CRC checks, resends, timeouts, etc) so ... .atari8.co.uk/gui/"]Atari 8 bit GUI available here[/URL ...Poke protectionAre there different tricks for finding pokes harder? Which you think is most hardest?
...
ld a,#FF ;finding 8 free bytes is hard
CRC, sit back and enjoy the ...Flicker free animation in BASIC, is it possible ?With all my various noodlings in BASIC and indeed with my so far limited assembly I keep coming up with the same issue. How do you do animations wit…
Here's the listing:
[code]
1 POKE 23674,0: POKE 23673,0: POKE 23672,0: POKE 65281,0: FOR q=0 TO l-1: RESTORE 130+t(q+1): READ w: FOR e=1 TO w: READ r,c: LET n=q*320+r
2 LET f1=PEEK 23672: LET f2=PEEK 23673: LET f3=PEEK ...Corona Virus,Is is me or is the BBC sensationalizing this corona virus too much and creating hysteria?
... . Then the full blown invasion... 8-} [/quote]
I have ... /images/pasty%20mascot%20costume.png?crc=4076943668[/img]8 bit Emulators in general/ links for wnatedI really like a lot of the stuff on the Speccy Web Ring. Quite a lot of it has not been updated for a while, the same goes for stuff outsides the r…
I really like a lot of the stuff on the Speccy Web Ring.
Quite a lot of it has not been updated for a while, the same goes for stuff outsides the ring (such as ELITE author Ian Bell's site.)
Can anyone give me emulator links ...Artic ComputingDoes anyone remember where Artic Computing where based? as I remember passing their HQ many a time as a child (I was about 8, so it was about 19 year…
... a child (I was about 8,
so it was about ...Good Isometric 3D GamesHi My fave game of all time was Head Over Heels, which I have now completed thanks to emulation. I have also now done Batman and recently discovere…
... to scream Knight Lore /Alien 8 at me, but I hate ...Calling all coding munkeez...Having spent the last 8 years as a Windows application developer I thought I'd try my hand at a bit of Z80 speccy coding - something I missed out on …
Having spent the last 8 years as a Windows application ...ZX-2-PC Interface continue...A couple of months ago I started to built an interface for less then ? 5,00 which should communicate to the PC on a high speed. Yesterday I managed t…
... transmit 4 bits instead of 8 bits. The other bits are ...AY musicThis is a format I'm proposing for an AY music player. If anyone can see any problems or anywhere it can be improved please say so. An AY music form…
... implictly turns off looping)
8 Tremelo - 4bit rate 4bit null ...
