Isa bus pin assignment, Appendix a expansion bus, S manual – PSB Speakers PSB-1688LF M1 User Manual

Page 82: The pin assignments are as follows

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Appendix A Expansion Bus

Page: A-2

PSB-1688LF USER

S MANUAL

ISA BUS PIN ASSIGNMENT

There are two edge connector (called

“gold fingers“) on this CPU Card, on the

right hand is the connector of ISA Bus, followed up by PCI BUS connector. The
ISA-bus connector is divided into two sets: one consists of 62 pins; the other
consists of 36 pins.

The pin assignments are as follows :

B A D C

PIN ASSIGNMENT PIN ASSIGNMENT PIN ASSIGNMENT PIN ASSIGNMENT

B1

GND

A1

-I/O CH CHK

D1

-MEMCS16

C1

SBHE

B2 RESET

A2 SD07

D2 -I/OCS16

C2 LA23

B3 +5V

A3 SD06

D3 IRQ10

C3 LA22

B4 IRQ9

A4 SD05

D4 IRQ11

C4 LA21

B5 NC

A5 SD04

D5 IRQ12

C5 LA20

B6 NC

A6 SD03

D6 IRQ15

C6 LA19

B7 -12V

A7 SD02

D7 IRQ14

C7 LA18

B8 OWS

A8 SD01

D8 -DACK0

C8 LA17

B9

+12V A9

SD00 D9

DRQ0 C9

-MEMR

B10 GND

A10

-I/O CH RDY

D10 -DACK5

C10

-MEMW

B11 -SMEMW

A11

AEN

D11 DRQ5

C11

SD08

B12 -SMEMR

A12

SA19

D12 -DACK6

C12

SD09

B13 -IOW

A13

SA18

D13 DRQ6

C13

SD10

B14 -IOR

A14

SA17

D14 -DACK7

C14

SD11

B15 -DACK3

A15

SA16

D15 DRQ7

C15

SD12

B16 -DRQ3

A16

SA15

D16 +5V

C16

SD13

B17 -DACK1

A17

SA14

D17 -MASTER

C17

SD14

B18 -DRQ1

A18

SA13

D18 GND

C18

SD15

B19 -REFRESH

A19

SA12

B20 BCLK

A20

SA11

B21 IRQ7

A21

SA10

B22 NC

A22

SA09

B23 IRQ5

A23

SA08

B24 IRQ4

A24

SA07

B25 IRQ3

A25

SA06

B26 NC

A26

SA05

B27 T/C

A27

SA04

B28 BALE

A28

SA03

B29 +5V

A29

SA02

B30 OSC

A30

SA01

B31 GND

A31

SA00

D1

C1

C18

D18

A31

B31

A1

B1

COMPONENT SIDE

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