Toshiba 50CT User Guide - Page 123

WSS & SBPro & MPU401 IRQ Level, SBPro I/O Address

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3.24 SETUP 3 Tests and Diagnostics (d) Sound System This option allows you to enable or disable the sound system. Enabled Enables the sound system. (Default) Disabled Disables the sound system. When Enabled is selected, a subwindow similar to the one below displays to let you set the WSS I/O address, SBPro I/O address, WSS & SBPro & MPU401 IRQ levels, WSS(Play) DMA, and SBPro DMA for the sound system. (Some of the values displayed cannot be changed on the Libretto.) WSS I/O Address Use this option to set the WSS I/O address from among the following settings: 530h (default), 540h, 550h, 560h SBPro I/O Address Use this option to set the SBPro I/O address from among the following settings: 220h (default), 240h Synthesizer I/O Address You cannot change this value. WSS & SBPro & MPU401 IRQ Level This option sets the WSS & SBPro & MPU401 IRQ level for the sound system. The available settings are: IRQ5 (default), IRQ7, IRQ9, IRQ11, IRQ15 3-58 Libretto 50CT/70CT Maintenance Manual

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3.24
SETUP
3
Tests and Diagnostics
3-58
Libretto 50CT/70CT Maintenance Manual
(d)
Sound System
This option allows you to enable or disable the sound system.
Enabled
Enables the sound system. (Default)
Disabled
Disables the sound system.
When Enabled is selected, a subwindow similar to the one below displays to let
you set the
WSS I/O
address,
SBPro I/O
address,
WSS
&
SBPro
&
MPU401 IRQ
levels,
WSS
(Play)
DMA
, and
SBPro
DMA
for the sound
system.
(Some of the values displayed cannot be changed on the Libretto.)
WSS I/O Address
Use this option to set the WSS I/O address from among the following settings:
530h
(default)
, 540h, 550h, 560h
SBPro I/O Address
Use this option to set the SBPro I/O address from among the following
settings:
220h
(default)
, 240h
Synthesizer I/O Address
You cannot change this value.
WSS & SBPro & MPU401 IRQ Level
This option sets the WSS & SBPro & MPU401 IRQ level for the sound
system.
The available settings are:
IRQ5
(default)
, IRQ7, IRQ9, IRQ11, IRQ15