CXD1185CQ 데이터 시트보기 (PDF) - Sony Semiconductor

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CXD1185CQ

SCSI 1 Protocol Controller

Sony Semiconductor 

Block Diagram (CXD1185CR)

RST 18

BSY 16

ATN 15

MSG 20

C/D 22

I/O 26

+

SCSI

Control

Reset

Control

Arbiration

Control

CXD1185CQ/CR

27 RES

31-38

C7-C0

SEL 21

+

Sync Transfer Control

–1

Transfer Byte

Counter

REQ 23 +

ACK 17

+

3, 5-8, 10-12

DB7-DB0

+

D7-D0

45-52

DMA Control

FIFO Counter

FIFO

ID

DP 53

DBP 13

Parity

Generate/Check

Selection

Control

Time-Out

Interrupt Request

Interrupt Mask

Configuration

41 DRQ

42 DACK

40 IRQ

55 CLK

Command

Status

General-Use

I/O Port

Decode

Command

Interpreter

57 INIT

58 TARG

Differential

Control

+

59-62

P3-P0

63, 64, 1, 2

A3-A0

28 CS

30 WE

29 RE

—3—

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