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Table 2-44 sh – Ampro Corporation LITTLE BOARD 5001451A User Manual

Page 64

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2-46

Table 2-44. PC/104 Expansion Bus Connector, J2 (C0-D19)

Pin #

Signal

Name

Function

Pin #

Signal

Name

Function

C0

C1

C2

C3

C4

C5

C6

C7

C8

C9

C10

C11

C12

C13

C14

C15

C16

C17

C18

C19

GND

SBHE*

LA23

LA22

LA21

LA20

LA19

LA18

LA17

MEMR*

MEMW*

SD8

SD9

SD10

SD11

SD12

SD13

SD14

SD15

Key

Ground

Bus High Enable

Address bit 23

Address bit 22

Address bit 21

Address bit 20

Address bit 19

Address bit 18

Address bit 17

Memory Read

Memory Write

Data Bit 8

Data Bit 9

Data Bit 10

Data Bit 11

Data Bit 12

Data Bit 13

Data Bit 14

Data Bit 15

Key Pin

D0

D1

D2

D3

D4

D5

D6

D7

D8

D9

D10

D11

D12

D13

D14

D15

D16

D17

D18

D19

GND

MCS16*

IOCS16*

IRQ10

IRQ11

IRQ12

IRQ15

IRQ14

DACK0*

DRQ0

DACK5*

DRQ5

DACK6*

DRQ6

DACK7*

DRQ7

+5V

MASTER*

GND

GND

Ground

16-bit Mem Access

16-bit I/O Access

Interrupt Request 10

Interrupt Request 11

Interrupt Request 12

Interrupt Request 15

Interrupt Request 14

DMA Acknowledge 0

DMA Request 0

DMA Acknowledge 5

DMA Request 5

DMA Acknowledge 6

DMA Request 6

DMA Acknowledge 7

DMA Request 7

+5 Volt Power

Bus Master Assert

Ground

Ground