Signal descriptions (cont’d) – ADLINK ETX-CV User Manual

Page 24

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ETX-CV User’s Manual

Page 24

Signal Descriptions (cont’d)

X2

Pin

Signal

Description

Type

PU/PD

Comment

1

GND

Ground

PWR

-

-

2

GND

Ground

PWR

-

-

3

SD14

ISA Data Bus

IO-5

PU 4k7 5V

int. PU 50k 5V in

4

SD15

ISA Data Bus

IO-5

PU 4k7 5V

int. PU 50k 5V in

5

SD13

ISA Data Bus

IO-5

PU 4k7 5V

int. PU 50k 5V in

6

MASTER#

ISA 16-Bit Master

I-5

PU 330R 5V

int. PU 50k 5V in

7

SD12

ISA Data Bus

IO-5

PU 4k7 5V

int. PU 50k 5V in

8

DREQ7

ISA DMA Request 7

I-5

PU 4k7 5V

int. PD 50k

9

SD11

ISA Data Bus

IO-5

PU 4k7 5V

int. PU 50k 5V in

10

DACK7#

ISA DMA Acknowledge 7

IO-5

PU 4k7 5V

int. PU 50k 5V in

11

SD10

ISA Data Bus

IO-5

PU 4k7 5V

int. PU 50k 5V in

12

DREQ6

ISA DMA Request 6

I-5

PU 4k7 5V

int. PD 50k

13

SD9

ISA Data Bus

IO-5

PU 4k7 5V

int. PU 50k 5V in

14

DACK6#

ISA DMA Acknowledge 6

IO-5

PU 4k7 5V

int. PU 50k 5V in

15

SD8

ISA Data Bus

IO-5

PU 4k7 5V

int. PU 50k 5V in

16

DREQ5

ISA DMA Request 5

I-5

PU 4k7 5V

int. PD 50k

17

MEMW#

ISA Memory Write

IO-5

PU 4k7 5V

int. PU 50k 5V in

18

DACK5#

ISA DMA Acknowledge 5

IO-5

PU 4k7 5V

int. PU 50k 5V in

19

MEMR#

ISA Memory Read

IO-5

PU 4k7 5V

int. PU 50k 5V in

20

DREQ0

ISA DMA Request 0

I-5

PU 4k7 5V

int. PD 50k

21

LA17

ISA Address Bus (SA17)

O-5

PU 4k7 5V

-

22

DACK0#

ISA DMA Acknowledge 0

IO-5

PU 4k7 5V

int. PU 50k 5V in

23

LA18

ISA Address Bus (SA18)

O-5

PU 4k7 5V

-

24

IRQ14

ISA Interrupt Request 14 / ROMChip Select

IO-5

PU 4k7 5V

int. PU 50k 5V in

25

LA19

ISA Address Bus (SA19)

O-5

PU 4k7 5V

-

26

IRQ15

ISA Interrupt Request 15

IO-5

PU 4k7 5V

int. PU 50k 5V in

27

LA20

ISA Address Bus (SA20)

O-5

PU 4k7 5V

-

28

IRQ12

ISA Interrupt Request 12

IO-5

PU 4k7 5V

int. PU 50k 5V in

29

LA21

ISA Address Bus (SA21)

O-5

PU 4k7 5V

-

30

IRQ11

ISA Interrupt Request 11

IO-5

PU 4k7 5V

int. PU 50k 5V in

31

LA22

ISA Address Bus (SA22)

O-5

PU 4k7 5V

-

32

IRQ10

ISA Interrupt Request 10

IO-5

PU 4k7 5V

int. PU 50k 5V in

33

LA23

ISA Address Bus (SA23)

O-5

PU 4k7 5V

34

IO16#

ISA 16-Bit I/O Access

I-5

PU 330R 5V

int. PU 50k 5V in

35

GND

Ground

PWR

-

-

36

GND

Ground

PWR

-

-

37

SBHE#

ISA System Byte High Enable

IO-5

PU 4k7 5V

int. PU 50k 5V in

38

M16#

ISA 16-Bit Memory Access

IO-5

PU 330R 5V

int. PU 50k 5V in

39

SA0

ISA Address Bus

O-5

PU 4k7 5V

-

40

OSC

ISA Oscillator (CLK_ISA14#)

O-3,3

-

-

41

SA1

ISA Address Bus

O-5

PU 4k7 5V

-

42

BALE

ISA Buffer Address Latch Enable

IO-5

PD 4k7

int. PU 50k 5V in

43

SA2

ISA Address Bus

O-5

PU 4k7 5V

44

TC

ISA Terminal Count

IO-5

PD 4k7

int. PU 50k 5V in

45

SA3

ISA Address Bus

O-5

PU 4k7 5V

-

46

DACK2#

ISA DMA Acknowledge 2

IO-5

PU 4k7 5V

int. PU 50k 5V in

47

SA4

ISA Address Bus

O-5

PU 4k7 5V

-

48

IRQ3

ISA Interrupt Request 3

IO-5

PU 4k7 5V

int. PU 50k 5V in

49

SA5

ISA Address Bus

O-5

PU 4k7 5V

-

50

IRQ4

ISA Interrupt Request 4

IO-5

PU 4k7 5V

int. PU 50k 5V in

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