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Formant synthesis on the AY-3-8910I was idly pondering ways of getting interesting sounds out of the AY chip, and it occurred to me the envelope system might be useful for formant syn…
... out of the AY chip, and it occurred to me the envelope ... c
40 OUT 65533,b
50 OUT 49149,c
60 ... pitch of 100Hz using the envelope generator. The great thing about ... -
Playing AY sounds with BASIC.Is it possible? If so how? I've seen in one forum a while back mention of using interrupts to play but AFAIK this is machine code only. The goal of …
... 13: READ a: OUT 65533,i: OUT 49149,a: NEXT i< ... see below)
11 Envelope fine duration 8-bit (0 ... -255)
12 Envelope course duration 8-bit ( ... 0-255)
13 Envelope shape 4-bit (0- ... -
Simple AY library in z88dk/CI was interested to see if I could make the 128k AY chip work, and as there wasn't any library on it, I just made one for fun. It's certainly not th…
... register, l=value
// OUT: out 65533,h : out 49149,l
#asm
envelope bit
#asm
ld ... = volume, max 15, bit 4 = envelope bit
#asm
ld ... = volume, max 15, bit 4 = envelope bit
#asm
ld ... -
"Floating" AY registersWhile I was working on some AY sample-related stuff, it occurred to me that with the AY port not being completely decoded, it would be a handy CPU-ti…
... something like LD BC,0xf8fd / OUT (C),B to select AY ... />
[code]
10 OUT 65533,42: OUT 49149, 255
12 BORDER ... -
Simple AY library in z88dk/CI was interested to see if I could make the 128k AY chip work, and as there wasn't any library on it, I just made one for fun. It's certainly not th…
... =register, l=value
// OUT: out 65533,h : out 49149,l
#asm
ld b, 255
out (c), h
ld b ... , 191
out (c), l
#endasm
ZX Spectrum Light Gun - PROGRAMMINGAmongst some items I recently acquired was some information on the Spectrum Light Gun. Amongst this is a bit of hand-written paper which gives the i…
... to select control port
OUT 49149,63 - CLEAR bit (other bits ... /> OUT 65533,14 to pick I/O port
IN 49149 gives ...Anybody know how many games supported the fuller boxAnyone know of a list? I found Invasion of the Body Snatchas so far...
... OUT 65533 and OUT 49149 (spec128's AY ports) instead of out 63 and out ... />
So whoever can find out the games supporting fuller sound ... /> if anyone wants to try out invasion with ay sound ... [url ...Anybody know how many games supported the fuller boxAnyone know of a list? I found Invasion of the Body Snatchas so far...
... OUT 65533 and OUT 49149 (spec128's AY ports) instead of out 63 and out ... /> if anyone wants to try out invasion with ay sound ... [url ...FMV on +3eOK, so about 6 months ago i posted here that i got full motion video on +3e, with a bunch of scr files called passion. I added the glider rider music…
... loader adding a sample out every 322 t-states ... on real hardware, turned out at 10415Hz for audio and ... bit instead of a single out which is 4 bit, ... br /> AND 15
OUT (49149),A
timing loop
AND 15
OUT (49149),A
timing loop
Playing AY sounds with BASIC.Is it possible? If so how? I've seen in one forum a while back mention of using interrupts to play but AFAIK this is machine code only. The goal of …
... ' Select which AY register
Out 49149, sonidos (sonido, i) ' Write a ...Bell sound with PLAY command?Hi Folks, I am no musician so I was hoping someone could give me a PLAY command that would sound like a bell on the Spectrum. A bell that sounds li…
Looking for some bog standard soundspreferably using PLAY command.... example 10 LET a$="the sound code" 20 PLAY a$ ideally I'm looking for noises for 1) A space ship engine, pref…
... /> [code]10 OUT 65533, 6: OUT 49149, 15: OUT 65533, 7: OUT 49149, 7 ... (and so ...fastest Sound FX methods in ZX BASIC?Right now I'm doing an alternating footstep sound in my game using this following Beep statement. [code]beep 0.008,-4 + tog+tog+tog+tog : let tog=1-…
... of OUTs:
OUT 65535, r: OUT 49149, v
It ... as variables and just do OUT A, r: OUT B, v.using the out command to make sound on a spectrumi remember reading somewhere on how to use the out command to make sound. i cant find a reference to this anywhere online. i think it may have caused…
... /> 10 OUT 65533,7
20 OUT 49149,0
30 OUT 65533,1 ...
40 OUT 49149,100
50 OUT ... 65533,8
60 OUT 49149,15
+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
Try the following in 48K BASIC:
[code]10 OUT 65533,7
20 OUT 49149,0
30 OUT 65533,1
40 OUT 49149,100
50 OUT 65533,8
60 OUT 49149,15[/code]+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... />
[code]10 OUT 65533,7
20 OUT 49149,0
30 ... OUT 65533,1
40 OUT 49149,100
50 OUT ... 65533,8
60 OUT 49149,15[/code ...+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... the board. Bend the stubs out gently so you can later ... TO 13: READ a: OUT 65533,n: OUT 49149,a: NEXT n
A Question for you AY musicians out there...As some of you may or may not have noticed, Iv been tinkering away on a script to convert music data from OpenModPlug Tracker to Vortex Tracker... My…
... />
3) If feel the Envelope & Ornament commands are important ... please feel free to shout out - it would be much appreciated ...Making noises with the AYHow do you go about making noises from the AY chip in machine code? I'm wanting to make a pulsating humming noise that increases in volume as you ge…
... D,(HL)
OUT (C),D
LD BC,49149
INC ... HL
LD D,(HL)
OUT (C ... , as it uses the AY envelope settings, but it is a ...Making noises with the AYHow do you go about making noises from the AY chip in machine code? I'm wanting to make a pulsating humming noise that increases in volume as you ge…
...
OUT (C),D ;
LD BC,49149
OUT (C),A ... (0-15) 16 = use envelope
DEFB 9,16 ; channel ... ) 16 = use envelope
DEFB 12,30 ; envelope, fine setting repeat ...Making noises with the AYHow do you go about making noises from the AY chip in machine code? I'm wanting to make a pulsating humming noise that increases in volume as you ge…
... (0-15) 16 = use envelope
DEFB 9,16 ; ... 16 = use envelope
DEFB 12,30 ; envelope, fine setting ... br /> OUT (C),D ;
LD BC,49149
OUT (C), ...OUT sentence.I have a little/big problem. I'm trying to use my Spectrum+ as an alarm device. I want to put TRUE in A6 pin of the SK4 connector ... with an OUT se…
... the SK4 connector ... with an OUT sentence.
I mean, if ...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…
... that message to be carried out.
Code 4bit - ... instrument
2 Envelope Control - 4bit AY envelope waveform 1 byte coarse ... a AY instrument
3 Envelope Control - 4bit null data 1 ... depth 1byte retrigger rate - Fade out note with an echo
the happiest days of your life-pt2hello,again i have come up with 2 solutions to the problem of solving this game:- 1.the more people that try to solve this game (by combining diffe…
... to get battery(in barred out)
torch+battery=charges torch ... town red from out of bounds to barred out
the chalk ... blackboard)
sealed envelope+17 stamp=stamped envelope(in study no 2 ... )
stamped envelope=gets rail card(in post ...
