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Challenge Sprint 4x tape recorderHi, I noticed a [url="http://www.worldofspectrum.org/infoseekid.cgi?id=1000051"]Challenge Sprint[/url] on eBay, and checked out the WoS entry for it…
... 1-bit serial line. The DATA bit is the monostable bit (bit ... ld h, 1 ;Mark bit 0 with 1. When H ... br /> ;this '1' goes to the carry bit,
;signaling ... -
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... the piont should be placed 1 bit more to the left.
1 dot !
the '&' looks ... -
Digitizer or Dreaming?Now then, Please someone put me out my misery! Was there or wasn't there a Digitizer for the spectrum. I'm certain that i read in an old speccy ma…
... numerous software samplers/digitizers for 1-bit sound. :) As far as I ... -
Souping up my Spectrum+ 128k ToastrackI wrote a small piece on the various things I've been doing to my ZX Spectrum+ 128k toastrack, primarily getting it working with the bright output an…
... 's the waveform of BEEP 1,1 :
[img]http ... ://www.alioth.net/tmp/beep1,1.png[/img]
... s the output of BEEP 1,40 on the same ... />
Now here's BEEP 1,60:
[img] ... (pulse density modulation), it uses 1 bit output plus a low-pass ... -
Is it bedtime yet?Damn, it's 5:46am and I still can't sleep! Do many of you have the same problem and how do you solve it?? I've tried watching soaps... I've tried w…
... called 'Guilty' on Pick TV+1, bit like Jeremy Kyle, but where ... -
Structure of numeric arraysHi all, I have saved from my spectrum a numeric array using 'SAVE "array" DATA a()'. I now have the resulting file on my PC and I am trying to get …
... to understand the 7-bit exponent with 1-bit sign bit and the 4 ... byte mantissa including the sign bit ... bytes basically hold a 64-bit signed integer (maybe!). -
playing sound samples from Boriel's zxbasic-compilerfirst of all, sorry if it sounds confusing if i'm posting this thread here instead instead of at Discussions:SinclarBasic it's because this is more …
... to the AY (4-bit samples) or to an ... 1 bit. When you used sox to convert samples to 1-bit ... to simulate more than 1 bit (in fact 4 bits ... is possible by shooting out 1-bit samples very quickly (think ... the noise created by using 1-bit samples. The noise spectrum ... -
Requesting a little help to identify the purpose of this 'add-on' to my Issue 2Hi everyone First of all it's my first post here so please go easy on me! I'm grateful to be accepted into your fine little club :smile: I probabl…
... />
Then I had a bit of a brainstorm. I remembered ... working once before my membrane bit the dust. Here's the ... chip is responsible for providing 1 bit of the byte requested by ... -
which zx-spectrum games uses 1bit sound samples?hi! I'm looking for zx-spectrum games using 1bit sound samples. Compairing with msx, which has far less games available than zx-spectrum, there are f…
... create samples of more than 1-bit using a standard ZX Spectrum ... routine to output certainly 2-bit samples through the beeper in ... a lower sample-rate than 1-bit samples, and could possibly be ... -
which zx-spectrum games uses 1bit sound samples?hi! I'm looking for zx-spectrum games using 1bit sound samples. Compairing with msx, which has far less games available than zx-spectrum, there are f…
This bit of code should playback 2-bit sound-samples on a standard ZX Spectrum.
...
Edit: except for the bugs in it. I've written a new-improved version and am going to see if it sounds any better than 1-bit samples do. -
which zx-spectrum games uses 1bit sound samples?hi! I'm looking for zx-spectrum games using 1bit sound samples. Compairing with msx, which has far less games available than zx-spectrum, there are f…
... presumably take up a fair bit of RAM, and those samples ... .[/QUOTE]
They are 1-bit which is why they are ... most certainly packed eight 1-bit samples in a bit. If the samples ... very clear output from a 1-bit d/a using oversampling coupled ... -
Forest of DoomLoved the Fighting Fantasy books as a kid, and remember playing this years ago. Does anybody have a spare they'd like to sell, or even know where I …
... a start, but yes, a bit basic, but obviously a better description ... -
Z80 - new MISTER BEEP albumAs a warmup for the upcoming 30th anniversary of our beloved machine, MISTER BEEP presents us his fourth album, named simply "Z80". [IMG]http://berl…
... in comparison to other 8-bit computers.
That's because ... of ZX Spectrum (jack) through 1-bit transducer - ULA chip.
Sometimes ... -
Another custom loaderI got into my hands a cassette with compilation of Polish programs. most of them MIA. Unfortunately some of them are saved with a kind of custom loa…
...
The 0 and 1 bit timings, although only close to ... /> 0xF890 call 05e7 ; LD-EDGE-1
0xF893 jr nc,f88e ... /> 0xF8B5 call 05e7 ; LD-EDGE-1
0xF8B8 jr nc,f88e ... /> 0xF8BF call 05e7 ; LD-EDGE-1
0xF8C2 jr nc,f88e ... -
What's your favourite game of 1982?I know we've probably done this before before someone posts a link.... [URL="http://www.worldofspectrum.org/infoseekadv.cgi?what=1®exp=&yrorder=1…
... actual location descriptions were a bit basic but still reckon it's ... -
rotating HL left through CarryI've tried this several ways, and it works for a while, then a particular value has a bit set in an inconvenient place and it all goes to pot. Eg: "…
... need to add that 1 bit to L for full wraparound ... br /> RLCA ; push top bit into carry
LD A ... bit from carry into bit 1 of L.
RLA ; carry bit ... ADC cheese too. Or bit checks or stefan's SET ... [Edit - I forgot the first bit!]
[Edit 2. Still wrong ... -
rotating HL left through CarryI've tried this several ways, and it works for a while, then a particular value has a bit set in an inconvenient place and it all goes to pot. Eg: "…
rotating HL left through CarryI've tried this several ways, and it works for a while, then a particular value has a bit set in an inconvenient place and it all goes to pot. Eg: "…
LZ77 en/decodingI've written an LZ77 en/decoding routine as I couldn't find one around for the Spectrum. Initially I'm just doing it in BASIC to get the logic right.…
... character. So I'm a bit surprised that text was coming ... block, and only store 7 bit data in that block? That ... as capitals, which is a 1 bit flip, and so on.
How Sinclair computer interprets audio and loads codeHello, First time posting here, so sorry if the question is already answered or is unanswerable. I am trying to find some info about how sinclair …
... T halfpulses
A '1' bit takes two 1,710 T halfpulses (twice ... the length of a '0' bit ...Another BUG play tapes, in ALL EMULATORs when press STOP1 FOR n=1 TO 20 : PRINT IN 254 : NEXT n : PRINT AT 0,0 : GOTO 1 RUN Type this simple code, load a TZX, pres PLAY, when ear input change between 191 …
... br /> Use level to read bit
Use edges to sync ...
1-. Detect tone and sync pulse ... port #FE are 1, read from audio bit = 1, else bit = 0.
... can be wrong. without change 1 bit in data. :-o (this ...pc keyboard for speccyis it possible to use a ps/2 keyboard for a speccy. I have a +2A, spectrum+ and toastrack, which all have broken keys. So an external keyboard woul…
... form a 8-bit value to output ... /* *************** INPUT PINS *********************/
PIN 1 = WR ; /* WR signal from Z80 ... />
/* 5 bit tristate buffer to supply keyboard ... ;
/* 1 bit latch triggered by a WR ...Tritone - new three channel beeper music engineYes, yet another. This one provides three channels of clean and loud tone with interrupting drums. It is something between Music Box and Savage engin…
... /mister+beep/music/underwater-expedition-1-bit-chiptune[/url]
and equally ...Tritone - new three channel beeper music engineYes, yet another. This one provides three channels of clean and loud tone with interrupting drums. It is something between Music Box and Savage engin…
... well balenced - pretty impressive for 1 channel sound, and a good ... once again proving that 48k 1-bit chip music is more than ...Tritone - new three channel beeper music engineYes, yet another. This one provides three channels of clean and loud tone with interrupting drums. It is something between Music Box and Savage engin…
... well balenced - pretty impressive for 1 channel sound, and a good ... once again proving that 48k 1-bit chip music is more than ...Outrun Europa - In colourAre there any coder's willing to see if we can put the colour into this game as originally intended?
... bit should be decoded (eg 3 bits ink, 3 bits paper, 1 bit ... bright, 1 bit to say the graphic should ...Internal ROM expansionHas anybody designed a multiple-ROM interface that plugs into the internal ROM socket instead of plugging onto the edge connector? It would be useful…
... ) that needs a ZX Interface 1 using OPD disquettes as microdrives ... ROMs activated:
1-128 basic
2-48 basic
*3- Opus ... Discovery ROM
*4- Interface 1 ROM ...Internal ROM expansionHas anybody designed a multiple-ROM interface that plugs into the internal ROM socket instead of plugging onto the edge connector? It would be useful…
... needs a ZX Interface 1 using OPD disquettes as ... ROMs activated:
1-128 basic
2-48 basic
*3- ... Opus Discovery ROM
*4- Interface 1 ... can connect (also from basic) in same time this ... BIN/CODE in ZX basic to extra ram page ...
