TYAN THUNDER LE-T User Manual page 35

3.2-A Super I/O Configuration
Options related to the IO interface can be altered through the following.
Onboard Floppy Controller
Serial Port A, B
Default: Enabled for 1
Default: Enabled for 2
Serial 2 Mode
Default: Enabled
Serial Port ½ Base I/O
Default: 3F8, 2F8
Serial Interrupt
Default: IRQ3
Parallel Port
Default: Auto
Parallel Port Mode
Default: Output Only
Parallel Base I/O
Default: 378
Parallel Interrupt
Default: IRQ5
Parallel DMA Channel
Default: DMA1
Enabled
Enabled
Disabled
Auto
Enabled
Disabled
3F8, 2F8
3E8, 2E8
IRQ3
IRQ4
Enabled
Disabled
Auto
Output Only
Bi-directional
EPP
ECP
378
278
3BC
IRQ5
IRQ7
DMA1
DMA2
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Toggles use of serial ports
A and or B. Enabling ports
also requires you to enter
the I/O address for that
port unless you select
Auto.
Toggles the onboard B
serial mode.
These options are
dependent on the IRQ and
vice versa.
These IRQs are paired
with the Base I/O option.
Recommended config:
2F8 & IRQ3
3F8 & IRQ4
Enabled requires manual
input of port parameters.
We recommend you leave
this option on Auto.
Standard one-way protocol
for parallel devices.
Two-way protocol
Enhanced Parallel Port
may provide higher
bandwidth if an EPP
compliant device is used
(e.g. parallel Zip drive).
Enhanced Compatibility
Port may provide higher
bandwidth if an ECP
compliant device is used
(e.g. parallel Zip drive).
These options appear
when the parallel port is
set to Enabled.
These options appear
when the parallel port is
set to Enabled.
These options appear
when parallel port is set to
Enabled.