LC8953 Просмотр технического описания (PDF) - SANYO -> Panasonic

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Компоненты Описание

производитель

LC8953

General-Purpose 68000 MPU Peripheral Interface IC

SANYO -> Panasonic 

Pin Functions

Number

Name1

1

VSS

2

DATAEMP

3

UNDFLOW

4

BUFFULL

5

BUSY

6

XAPWR

7

XAPRD

8

XAPCS

9

SA0

10

SA1

11

SD0

12

SD1

13

SD2

14

SD3

15

SD4

16

SD5

17

SD6

18

SD7

19

XAPDTEN

20

VDD

21

VSS

22

XREAD

23

TEST

24

HD0

25

HD1

26

HD2

27

HD3

28

HD4

29

HD5

30

HD6

31

HD7

32

HDE

33

XSTEN

34

XDTEN

35

DRQWAIT

36

XCMD

37

XHRD

38

XHWR

39

CDPORT0

40

VDD

41

VSS

42

CDPORT1

43

CDPORT2

44

XAPTFR

45

XIORD

46

XIOWR

47

XCUSRIO

48

XCIO0

49

XCIO1

50

XCIO2

51

XCIO3

52

XCIO4

53

XCIO5

54

XCIO6

55

XCIO7

56

XCEXT0

57

XCEXT1

58

XCNVRAM

59

XCVSC

LC8953

I/O

Function

–

Ground pin

I

Data empty signal input pin for the LC8955

I

Underflow signal input pin for the LC8955

I

Buffer full signal input pin for the LC8955

I

Busy signal input pin for the LC8955

I

Data write signal input pin for the LC8955

I

Data read signal input pin for the LC8955

I

Chip select input pin for the LC8955

O

Resister select signal output pins for the LC8955

O

I/O

I/O

I/O

I/O

Data signal I/O pins for the LC8955

I/O

I/O

I/O

I/O

O

Data enable signal output pin for the LC8955 for automatic request transfer

–

+5V supply pin

–

Ground pin

I

Read signal input pin for the LC8955 for automatic request transfer

I

Test input pin (Tied low)

I/O

I/O

I/O

I/O

Data signal I/O pins for the LC8951 (RCHIP)

I/O

I/O

I/O

I/O

I

Erasure flag signal input pin for the LC8951 (RCHIP)

I

Status enable signal input pin for the LC8951 (RCHIP)

I

Data enable signal input pin for the LC8951 (RCHIP)

I

Data request/Wait select signal input pin for the LC8951 (RCHIP)

O

Command/Data select signal output pin for the LC8951 (RCHIP)

O

Data read signal output pin for the LC8951 (RCHIP)

O

Data write signal output pin for the LC8951 (RCHIP)

I/O

General-purpose input/output signal pin

–

+5V supply pin

–

Ground pin

I/O

General-purpose input/output signal pins

I/O

I

Mask operation select signal input pin for the LC8955 automatic request transfer

O

IC read signal output pin for Intel peripheral ICs

O

Write signal output pin for Intel peripheral ICs

O

User I/O address select signal output pin

O

O

O

O

Programmable I/O address select signal output pins

O

O

O

O

O

External address select signal output pins

O

O

NVRAM address select signal output pin

O

VSC address select signal output pin

Continued on next page.

No.3411–4/9

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