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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…
... /> add hl, hl ; multiply
add hl, hl ... /> add hl, bc ; by eight
ex de, ... -
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…
... ; divide
rrca ; by
rrca ; eight
96 for tokens, 0 for messages ... -
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…
... bc ; increase HL by 1792
and ... rrca ; multiply
rrca ; by
... -
SCREEN$ bug fixI've been using the SCREEN$() function recently for reading data off the screen rather than taking up space with an array and I got fed up with the s…
... the 96 UDGs currently allowed which is done by redirecting ... of 96,21,8 which can be altered by the ... initialises character sets parameters used by ScrDol0.
; USAGE:
defw BLOCK ;recalculated by BlockGen
defb $08 ... -
How stressed are you?[url]http://www.bbc.co.uk/news/health-24756311[/url] I got 17, thought it'd be higher tbh. I'm not half as stressed as I was 5 years ago but still f…
... used to give off, multiply that by about 10 and that's ... -
Stakker Humanoid - 25 years ago[url]http://www.theguardian.com/music/2013/nov/11/stakker-humanoid-25th-anniversary-acid-house[/url] :o only seems two minutes ago i was in the Shef…
... (would have been about 95-96 time I guess) as I ... .. I was really taken aback by how bad he was speaking ... -
Converting an integer arbitrary large binary number into a printable decimal formThis was asked a long ago at the comp.sys.sinclair newsgroup. At that time, I came up with a solution by extrapolating the classic algorithm of suces…
... the left rightwards and multiplying by 8 every turn but the ... z,EndLoop
;multiply cumulative decimal total by 8
ld hl ... -
Converting an integer arbitrary large binary number into a printable decimal formThis was asked a long ago at the comp.sys.sinclair newsgroup. At that time, I came up with a solution by extrapolating the classic algorithm of suces…
... time the decimal number expanded by filling the whole of ... passes through the output string by handling each digit's ... right to left is multiplied by 8 (ie. "add a ... ld a,(hl) ;.... multiply cumulative decimal total by 8
add a ... -
Converting an integer arbitrary large binary number into a printable decimal formThis was asked a long ago at the comp.sys.sinclair newsgroup. At that time, I came up with a solution by extrapolating the classic algorithm of suces…
... : ld a,(hl) ;.... multiply cumulative decimal total by 8
adc a ... -
Converting an integer arbitrary large binary number into a printable decimal formThis was asked a long ago at the comp.sys.sinclair newsgroup. At that time, I came up with a solution by extrapolating the classic algorithm of suces…
... : ld a,(hl) ;.... multiply cumulative decimal total by 8
ld c ... -
BLOG- ZXSporgBasic RPG development thread- Inspired by the Spectrum 30 show, and after a six-month wait while I was busy playing loads of gigs, I have decided to do a spot of Spectrum coding…
First development in 8 months on this project - changed the mechanics of setting the colour of the walls in line 9720. Instead of one general ink 1 statement, it specifies the ink colour blue for each block printed. This is so I can print black (for a door ... -
BLOG- ZXSporgBasic RPG development thread- Inspired by the Spectrum 30 show, and after a six-month wait while I was busy playing loads of gigs, I have decided to do a spot of Spectrum coding…
Actually decided the doors need to be white as the that's the only colour the PC can walk over. Line 9720 is now a bit of a monster as the ink colour needs to be evaluated with [I]INK 1+6*(VAL t$(5)=1)*((j=7)+(j=8))[/I] or similar before each square of ... -
Any Megadrive fans around?Just a bit bored...and if you're bored :) The Megadrive (Genesis here in the US) was my 2nd or 3rd console I bought new back in the day (the Speccy w…
... /> Champions world class soccer endorsed by Ryan Giggs
Daffy duck ...
Micro machines turbo tournament 96 - J cart + manual
Mortal ... -
Graphics questionHello. I was wondering, does anybody here know of a method to display a large (as in, the better part of the screen) bitmap/raster image using ZX Sp…
... address in memory and use 96 font characters. You can also ... technique mentioned by LCD:
[code] 10 DIM a$(96): FOR ... n=1 TO 96: LET a$(n ... $;
120 LET p=p+96*8: NEXT n
900 ... -
Using a Euro Sinclair PSU in UKI've got a EURO1400 PSU with a Euro plug. Am I right in thinking I can just cut the pug off and change it to a UK plug, and it will work fine? The on…
... .org/wikipedia/commons/thumb/9/96/Euro_converter_plug2.jpg/640px-Euro_converter_plug2.jpg ... more heat to be dissipated by the 7805 voltage regulator.
DIM DATA and the likeSo...I'm trying to work out arrays in BASIC a bit more and have knocked up the following quick test bed to fiddle about with before trying anything m…
... byte. There aren't any multiply or divide instructions (not on ... ), but you can write them by using multiple adds or subtracts ...****ing Awesome Spectrum Engine (FASE)This is a new engine (sprites, tiles, map) for all ZX Spectrum machines. The engine set ups a runtime enviroment that leave between 24K and 30K byt…
... you will get better results by creating move sprite functions rather ... to resort to a general multiply but this sort of thing ...****ing Awesome Spectrum Engine (FASE)This is a new engine (sprites, tiles, map) for all ZX Spectrum machines. The engine set ups a runtime enviroment that leave between 24K and 30K byt…
... you will get better results by creating move sprite functions rather ... to resort to a general multiply but this sort of thing ...Elliptical ChallengeSubsequent to the recent "Graph Plot" thread, I wrote this general purpose ellipse drawing routine which will plot (although it doesn't actually use …
... loops). Maybe if I multiply everything by 1000000 or whatever so I ...really dumb questionbut can I use the following line to create a udg and if so how do I call it or use it via the graphics mode? Do I need to READ something somewhere? …
... A LOT of UDG is by making another characterset with just ... . In this way you define 96 characters in just 2 pokes ...New CPU and Spectranet oddity.I have no reason to suspect this problem is due to a fault/poor design of the Spectranet, but understanding what it does at system initialisation may…
... can only really be solved by doing something like the original ... + Kempston. Perhaps call it the MultiPLY)
Anyway, getting back ... after).but sort of reinforced by the series resistor making the ...Convert AT co-ordinates to PLOT co-ordinatesHow do you convert the 2 from MC? I don't know how to convert the vertical value as they're differently ordered... Heres what I have so far: [CODE]…
... screen (from 0), then divide by 8 if you want the ... the other way round, multiply the character row by 8, then do ... = 0.
Multiply and divide by two by using the arithmetic shift ... the order of the sum by making A
negative first ...hash function permutation tableI'm using a simple Pearson hash function to generate keys for a $(103,6) array using a 256-byte permutation table. How do I arrange the entries in th…
... it could be replaced by divide/int/multiply/subtract style modulus for ...SAMPLE-TRACKER vast INSTRUCTION with screensHi, I wrote it mainly for CrashNicker and other 1-bit / Beeper users, but I suppose it could be also useful for every lo-fi musician (YM/AY chip, Co…
...
Flash Tracker v2.1 by Flash'96 for Soundrive
Global ... Digital Music Editor v1.0 by Global'96 for AY
Instrument ... Player v1.01 by Max Soft & Death Soft'96
SQ ... Digital Sounds for Soundrive by Gultyaev D'96
Which we ...How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…
... to specify the position by character or by pixel?
Would you ... addresses the full screen, handles 96 characters, 16 block graphics and ... row/column coordinates. Doing it by pixel across byte boundaries would ...How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…
... with the parameters. It recognizes 96 characters, 16 block graphics, 112 ... ad hoc (the method employed by the ROM). This effectively provides ... or at angles in between by including suitable steps on ox ...Deterministic random number generatorI'm looking for a random number generator in assembly which, given a seed, the generated sequence is always the same. You change the seed, you get a …
... random number generator (as required by the C standard, using 16 ... XorShift RNG as
; described by Marsaglia:
;
; http://www ...R.E. in school.I was thinking about this the other day. In RE in secondary school in the 90's the curriculum over the 5 years consisted of. 1st day: discussion on …
... got escorted from the classroom by a rather annoying foul breathed ... room could've been offended by what I said, to which ... somebody who could multiply the food as if by magic". That sent ...
