Sound issues on Iyonix

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JonAbbott
Posts: 2938
Joined: Thu Apr 11, 2013 12:13 pm
Location: Essex
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Sound issues on Iyonix

Post by JonAbbott »

Could someone with an Iyonix please let me know what the following commands return:

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SYS "Sound_Configure" TO ,,A%:PRINT A%
SYS "Sound_SampleRate",1 TO ,,A%:PRINT A%/1024
SYS "Sound_SampleRate",0 TO ,C%
FOR L%=1 TO C%:SYS "Sound_SampleRate",2,L% TO ,,A%:PRINT A%/1024:NEXT
JonAbbott
Posts: 2938
Joined: Thu Apr 11, 2013 12:13 pm
Location: Essex
Contact:

Re: Sound issues on Iyonix

Post by JonAbbott »

Received via eMail:

Code: Select all

SYS "Sound_Configure" TO ,,A%:PRINT A%
48

Code: Select all

SYS "Sound_SampleRate",1 TO ,,A%:PRINT A%/1024
20833.333

Code: Select all

SYS "Sound_SampleRate",0 TO ,C%
FOR L%=1 TO C%:SYS "Sound_SampleRate",2,L% TO ,,A%:PRINT A%/1024:NEXT
5000
6250
6944.44434
7812.5
8000
8928.57129
10416.666
11025
11363.6357
12000
12500
13888.8887
15625
16000
17857.1426
20833.333
22050
24000
25000
27777.7773
31250
32000
35714.2852
41666.666
44100
48000
50000
JonAbbott
Posts: 2938
Joined: Thu Apr 11, 2013 12:13 pm
Location: Essex
Contact:

Re: Sound issues on Iyonix

Post by JonAbbott »

On the face of it, given the values above, sound should be correct on Iyonix. Having re-read the original eMail reporting the issue, it was "some games" that don't work, in particular Burn'Out and SimCity 2000.

Assuming SimCity 2000 is the PackMan release, then the common factor with those two games is they're setting RISC OS 3.71 emulation, which attempts to set the sound system to a known state.

To rule this out, try commenting out the ADFEmulateRISCOS{/b] line in the !Run.
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