Diamond Systems Pegasus Schnellstart-Handbuch - Seite 11
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BIOS CONFIGURATION FOR THE ISA BUS I/O ADDRESSES
The default configuration for the ISA bus is as follows. Together these two connectors comprise
connector PC104PI.
The ISA bus I/O address ranges can be changed in the BIOS.
Pegasus Fast Start Guide
IOCHCHK‐
A1
B1
Ground
SD7
A2
B2
RESETDRV
SD6
A3
B3
+5V
SD5
A4
B4
IRQ9
SD4
A5
B5
‐5V
SD3
A6
B6
DRQ2
SD2
A7
B7
‐12V
SD1
A8
B8
ENDXFR‐
SD0
A9
B9
+12V
IOCHRDY
A10
B10
Key
AEN
A11
B11
SMEMW‐
SA19
A12
B12
SMEMR‐
SA18
A13
B13
IOW‐
SA17
A14
B14
IOR‐
SA16
A15
B15
DACK3‐
SA15
A16
B16
DRQ3
SA14
A17
B17
DACK1‐
SA13
A18
B18
DRQ1
SA12
A19
B19
REFRESH‐
SA11
A20
B20
SYSCLK
SA10
A21
B21
IRQ7
SA9
A22
B22
IRQ6
SA8
A23
B23
IRQ5
SA7
A24
B24
IRQ4
SA6
A25
B25
IRQ3
SA5
A26
B26
DACK2‐
SA4
A27
B27
TC
SA3
A28
B28
BALE
SA2
A29
B29
+5V
SA1
A30
B30
OSC
SA0
A31
B31
Ground
Ground
A32
B32
Ground
Ground
C0
SBHE‐
C1
LA23
C2
LA22
C3
LA21
C4
LA20
C5
LA19
C6
LA18
C7
LA17
C8
MEMR‐
C9
MEMW‐
C10
SD8
C11
SD9
C12
SD10
C13
SD11
C14
SD12
C15
SD13
C16
SD14
C17
SD15
C18
Key
C19
7460572 Rev A
D0
Ground
D1
MEMCS16‐
D2
IOCS16‐
D3
IRQ10
D4
IRQ11
D5
IRQ12
D6
IRQ13
D7
IRQ14
D8
DACK0‐
D9
DRQ0
D10 DACK5‐
D11 DRQ5
D12 DACK6‐
D13 DRQ6
D14 DACK7‐
D15 DRQ7
D16 +5V
D17 MASTER‐
D18 Ground
D19 Ground
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