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Free sinclair SoftwareWhat is the name(s) of the free software given away with each spectrum? 16k, 48k, + ..etc
... my 48+
Chequered Flag
Planetoids
Vu-3d ... -
Need help with my P flag!Not sure if I've emulated the P flag correctly when its comes to overflows. Here's what I've done: LD A,123 LD B,16 ADD A,B Twos Complement of 123 …
... are talking about P/V flag (tests PE/PO) but he ... was talking about S flag (tests P/M).
[/quote ... talking about the P/V flag - the V (oVerflow) aspect of ... , to be precise. The sign flag is easy - it just picks ... -
Sinclair branded softwareI am very interested in the Sinclair branded range of software and plan on creating a website on this at some point in the future. First I need to d…
... - Cookie
G31/S - Chequered Flag
G32/S - Bubble Buster ... -
ADCI'm a little confused about how the Z80 manages the ADC instruction. I'm assuming two ADD instructions are performed (am I wrong?!) I can think of 3 …
... but how is the Overflow flag set?
If overflow is ... -
Sinclair branded softwareI am very interested in the Sinclair branded range of software and plan on creating a website on this at some point in the future. First I need to d…
...
G31/S 4030 Chequered Flag
G32/S 4031 Bubble ... -
ADCI'm a little confused about how the Z80 manages the ADC instruction. I'm assuming two ADD instructions are performed (am I wrong?!) I can think of 3 …
... A7/B7) is the carry flag. If Cin for the least ... but how is the Overflow flag set?
If overflow is ... ):(0)))!=s)
set overflow flag;
[/code]
Maybe ... one operand. Save the carry flag and OR that with carry ... -
ADCI'm a little confused about how the Z80 manages the ADC instruction. I'm assuming two ADD instructions are performed (am I wrong?!) I can think of 3 …
... to produce errors (my overflow flag emulation has been corrected about ... -
ADCI'm a little confused about how the Z80 manages the ADC instruction. I'm assuming two ADD instructions are performed (am I wrong?!) I can think of 3 …
... was dodgy) for H flag if Operand=15 and Carry ... not detected. Flag H should be:
Flag.H:=(Reg.A ... >$0F;
Flag P also didn't like ... should have been:
Flag.P:=(A and $80=Op ... $80);
The Carry flag is ignored when comparing signs ... -
ADCI'm a little confused about how the Z80 manages the ADC instruction. I'm assuming two ADD instructions are performed (am I wrong?!) I can think of 3 …
... implementation with complete undocumented opcodes/flag operation. The only thing it ... -
(OT?) Windows colour cycling?Is it possible, in a Windows program, to get colour-cycling by the "proper" method?? That is, by changing the bitmap/window palette and having the sy…
... colour palette you have to flag certain colours as being reserved ... -
1st Spectrum Game you ever played!I remember the very 1st spectrum game I ever played was Hunchback in my garage with a friend on a mini black and white TV in about 84... I was hooked…
... with it (also had Chequered Flag, Chess, Survival, Scrabble and Make ... while but eventually tried Chequered Flag and got hooked on racing ... - but all stemmed from Chequered Flag, Speed King 2, Pole Position ... -
1st Spectrum Game you ever played!I remember the very 1st spectrum game I ever played was Hunchback in my garage with a friend on a mini black and white TV in about 84... I was hooked…
... , Jumping Jack, Pssst or Chequerred Flag... these were some of the ... -
TZX formatQuick question: What is the current pulse level at the start of a TZX file? Difficult question: Why does the format say that the final pulse shoul…
... the last bit of the parity byte. However the SA/LD ... -
Games Club Week 3Hi Everyone, another week another game This weeks game is Derek Brewster's 'Jasper' You will find the game here [url="http://www.worldofspectrum.org…
... not picking up the red flag means I can jump over ... -
evolution of Speccy gamesA thought hit me the other night when I was playing Rome - Total War! I remembered the classic Ancient Battles by CSS, myself and my cousin would si…
... when playing Chase HQ, Chequered Flag, Pole Position, etc. -
New Compo IdeaI've had this idea and would like to know what do you think about it. I think that most of us here know how to code in BASIC. The problem with Specc…
... pressed.
Bit 7: Syntax flag.
These will be ... -
Looking for rare TZX blocksBy rare I mean out of the hundreds of TZX I have non of the following blocks exist. I need to test my loading/handling/saving code. Are there any TZX…
... . However we can reserve a flag bit in future blocks to ... -
Preservation QuestionsHi, I went reminiscing of the past recently and found this site, and firstly can I say thank you VERY much, this is by far one of the best Spectrum s…
... I think, they have load "flag" "example" and "vu3d" on them ... -
Activision mailed me and I'm free to distribute...my diseases all over the world. Check your self for flakey bits now!
...
CANNON FODDER
CHECKERED FLAG
CLUB DRIVE
CRESCENT ... -
plus3dos headersThe plus 3 manual states that bytes 15...22 contain +3 BASIC header data. Which on the whole seems to be true, however I've never seen bit 22 being a…
... and byte 2 is a flag byte. Are these present on ... . The ROM code saves the flag byte. Other code might not ... -
What Was YOUR First Speecy GameI Never owned a speccy, I never heard of it until i saw a peice on it in a book called "Supercade" by Van Burnham. When i first started playing via e…
... Horizons... or something like Chequered Flag, or the James Bond light ... Skiing, quickly followed by Chequered Flag. First game I bought was ... -
What Was YOUR First Speecy GameI Never owned a speccy, I never heard of it until i saw a peice on it in a book called "Supercade" by Van Burnham. When i first started playing via e…
... the machine (Flight Simulator, Chequered Flag, Survival, Make A Chip and ... -
Preservation QuestionsHi, I went reminiscing of the past recently and found this site, and firstly can I say thank you VERY much, this is by far one of the best Spectrum s…
Game endings..which are your best / worst ones?I'm not sure how valid this is on a spectrum site considering the memory capacity of the machine,but were there any games out there with any good gam…
What was the first game/program you wrote?Mine: ZX81 - a centipede clone with just one piece to shoot at - I called it Monopede :D Spectrum - a Basic game co-designed with a friend. I prog…
... program to draw the Indian flag (my dad's idea - him ...The BIGGEST Speccy ebay auction everdon't believe me? go looksy [url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=8176797909"]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&i…
... Destroyer x2
Sinclair - Chequred Flag x5
Sinclair - Chess x3 ...The BIGGEST Speccy ebay auction everdon't believe me? go looksy [url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=8176797909"]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&i…
... Destroyer x2
Sinclair - Chequred Flag x5
Sinclair - Chess x3 ...VU-3D Where are they now?Does anyone know where the programmers of VU-3D are now? Maybe there are some websites that talk about this. Thank you, Greg
... several Psion games - Backgammon, Chequered Flag and Match Point for example ...