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ISA
Table 30.
ISA Connector Pinout
Pin
Signal
A1
IOCHK_L
A2
SD7
A3
SD6
A4
SD5
A5
SD4
A6
SD3
A7
SD2
A8
SD1
A9
SD0
A10
IOCHRDY
A11
AEN
A12
SA19
A13
SA18
A14
SA17
A15
SA16
A16
SA15
A17
SA14
A18
SA13
A19
SA12
A20
SA11
A21
SA10
A22
SA9
A23
SA8
A24
SA7
A25
SA6
106
Pin
Signal
Pin
B1
GND
A26
B2
RESET
A27
B3
+5V
A28
B4
IRQ9
A29
B5
-5V
A30
B6
DRQ2
A31
B7
-12V
Connector key
B8
SRDY_L
C1
B9
+12V
C2
B10
GND
C3
B11
SMEMW_L
C4
B12
SMEMR_L
C5
B13
IOW_L
C6
B14
IOR_L
C7
B15
DACK3_L
C8
B16
DRQ3
C9
B17
DACK1_L
C10
B18
DRQ1
C11
B19
REFRESH_L
C12
B20
BCLK
C13
B21
IRQ7
C14
B22
IRQ6
C15
B23
IRQ5
C16
B24
IRQ4
C17
B25
IRQ3
C18
Signal
Pin
Signal
SA5
B26
DACK2_L
SA4
B27
TC
SA3
B28
BALE
SA2
B29
+5V
SA1
B30
OSC
SA0
B31
GND
Connector key
SBHE_L
D1
MEMCS16_L
LA23
D2
IOCS16_L
LA22
D3
IRQ10
LA21
D4
IRQ11
LA20
D5
IRQ12
LA19
D6
IRQ15
LA18
D7
IRQ14
LA17
D8
DACK0_L
MEMR_L
D9
DRQ0
MEMW_L
D10
DACK5_L
SD8
D11
DRQ5
SD9
D12
DACK6_L
SD10
D13
DRQ6
SD11
D14
DACK7_L
SD12
D15
DRQ7
SD13
D16
+5V
SD14
D17
MASTER16_L
SD15
D18
GND
Technical Reference
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