No. 6249-9/12

LC895299W, 895299L

Pin Functions

LC895299 Pin Functions 2

(When pin 95, ATPINSEL, is high)

Type

I

INPUT

B

BIDIRECTION

NC

NOT CONNECT

O

OUTPUT

P

POWER

Pin No.

Pin

Type

Function

P

Logic system ground

2

FLOCK/CRCERR

O

Monitor outputs

3

DIR/TLOCK

O

4

ZSWAIT

O

Wait signal output to the microcontroller

5

WRQ/HFLO

O

Monitor output

6

ZINT0

O

Microcontroller interrupt

7

ZINT1

O

8

TEST0

I

Test pin (Must be tied to ground during normal operation.)

9D0

B

10

D1

B

11

D2

B

12

D3

B

13

D4

B

Microcontroller data bus

14

D5

B

15

D6

B

16

D7

B

17

MCK

O

Clock output to the microcontroller

18

ZCS

I

Microcontroller ZCS signal

19

NC

20

NC

21

P

22

P

3.3 V

23

P

Logic system ground

24

P

DRAM ground

25

NC

26

NC

27

SUA0

I

28

SUA1

I

29

SUA2

I

30

SUA3

I

Microcontroller address bus

31

SUA4

I

32

SUA5

I

33

SUA6

I

34

SUA7

I

35

ZWR

I

Microcontroller write signal

36

ZRD

I

Microcontroller read signal

37

FSEQ

O

Frame synchronization detection

38

DOUT/TESO

O

Digital output/tes output

39

P

I/O system power supply: 5 V

40

P

Logic system ground

41

PLL1

I

42

PLL2

I

System Clock PLL

43

PLL3

O

44

P

45

P

Logic PLL ground

46

CSEL

I

47

DD7

B

48

DD8

B

ATAPI I/F

49

DD6

B

50

DD9

B

51

P

I/F ground

52

P

I/O system power supply: 5 V

Continued on next page.