CXD1185CR 데이터 시트보기 (PDF) - Sony Semiconductor

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CXD1185CR

SCSI 1 Protocol Controller

Sony Semiconductor 

Block Diagram (CXD1185CQ)

RST 20

BSY 18

ATN 17

MSG 22

C/D 24

I/O 28

+

SCSI

Control

Reset

Control

Arbiration

Control

CXD1185CQ/CR

29 RES

33-40

C7-C0

SEL 23

+

Sync Transfer Control

–1

Transfer Byte

Counter

REQ 25 +

ACK 19

+

5, 7-10, 12-14

DB7-DB0

+

D7-D0

47-54

DMA Control

FIFO Counter

FIFO

ID

DP 55

DBP 15

Parity

Generate/Check

Selection

Control

Time-Out

Interrupt Request

Interrupt Mask

Configuration

43 DRQ

44 DACK

42 IRQ

57 CLK

Command

Status

General-Use

I/O Port

Decode

Command

Interpreter

59 INIT

60 TARG

Differential

Control

+

61-64

P3-P0

1-4

A3-A0

30 CS

32 WE

31 RE

—2—

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