Little Board P6d Module

 

Table 2-43. PC/104 Expansion Bus Connector, J1 (A1-B32)

 

 

 

 

 

 

Pin #

Signal Name

Function

Pin #

Signal

Function

 

 

 

 

 

Name

 

 

 

 

 

 

 

 

 

A1

IOCHCK*

Bus NMI input

B1

GND

Ground

 

A2

SD7

Data bit 7

B2

RSTDRV

System reset signal

 

A3

SD6

Data bit 6

B3

+5V

+5 Volt power

 

A4

SD5

Data bit 5

B4

IRQ9

Interrupt request 9

 

A5

SD4

Data bit 4

B5

-5V

To J16-3

 

A6

SD3

Data bit 3

B6

DRQ2

DMA request 2

 

A7

SD2

Data bit 2

B7

-12V

To J16-1

 

A8

SD1

Data bit 1

B8

ZWS*

Zero wait state

 

A9

SD0

Data bit 0

B9

+12V

To J10-1

 

A10

IOCHRDY

I/O Ready Ctrl

B10

N/A

Keyed pin

 

A11

AEN

Address Enable

B11

SMEMW*

Mem Write(lwr 1MB)

 

A12

SA19

Address bit 19

B12

SMEMR*

Mem Read(lwr 1MB)

 

A13

SA18

Address bit 18

B13

IOW

I/O Write

 

A14

SA17

Address bit 17

B14

IOR

I/O Read

 

A15

SA16

Address bit 16

B15

DACK3*

DMA Acknowledge 3

 

A16

SA15

Address bit 15

B16

DRQ3

DMA Request 3

 

A17

SA14

Address bit 14

B17

DACK1*

DMA Acknowledge 1

 

A18

SA13

Address bit 13

B18

DRQ1

DMA Request 1

 

A19

SA12

Address bit 12

B19

RFSH*

Memory Refresh

 

A20

SA11

Address bit 11

B20

SYSCLK

Sys Clock

 

A21

SA10

Address bit 10

B21

IRQ7

Interrupt Request 7

 

A22

SA9

Address bit 9

B22

IRQ6

Interrupt Request 6

 

A23

SA8

Address bit 8

B23

IRQ5

Interrupt Request 5

 

A24

SA7

Address bit 7

B24

IRQ4

Interrupt Request 4

 

A25

SA6

Address bit 6

B25

IRQ3

Interrupt Request 3

 

A26

SA5

Address bit 5

B26

DACK2*

DMA Acknowledge 2

 

A27

SA4

Address bit 4

B27

TC

DMA Terminal Count

 

A28

SA3

Address bit 3

B28

BALE

Address latch enable

 

A29

SA2

Address bit 2

B29

+5V

+5V power

 

A30

SA1

Address bit 1

B30

OSC

14.3MHz clock

 

A31

SA0

Address bit 0

B31

GND

Ground

 

A32

GND

Ground

B32

GND

Ground

 

 

 

 

 

 

 

 

2-45

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Image 63
Ampro Corporation 5001451A manual Pin # Signal Name Function

5001451A specifications

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