Распиновка, расположение выводов и внешний вид устройства хранения данных:
Apple SCSI HDI-30
30 PIN UNKNOWN CONNECTOR
PinNameDirDescription
1
n/c
Reserved for SCSI disk mode.
2
/DB0
Bit 0 of SCSI data bus
3
GND
Ground
4
/DB1
Bit 1 of SCSI data bus
5
TPWR
Termination power
6
/DB2
Bit 2 of SCSI data bus
7
/DB3
Bit 3 of SCSI data bus
8
GND
Ground
9
/ACKS
Handshake signal. When low acknowledges a request for data transfer
10
GND
Ground
11
/DB4
Bit 4 of SCSI data bus
12
GND
Ground
13
GND
Ground
14
/DB5
Bit 5 of SCSI data bus
15
GND
Ground
16
/DB6
Bit 6 of SCSI data bus
17
GND
Ground
18
/DB7
Bit 7 of SCSI data bus
19
/DBP
SCSI data bus parity bit
20
GND
Ground
21
/REQ
Request for a data transfer
22
GND
Ground
23
/BSY
When active (low) indicates that the SCSI data bus is busy
24
GND
Ground
25
/ATN
When active (low) indicates an attention condition
26
/C/D
When active (low) indicates that data is on the SCSI bus. When high, indicates that control signals are on the bus
27
/RST
SCSI bus reset
28
/MSG
Indicates the message phase
29
/SEL
SCSI select
30
/I/O
Controls the direction of data output. When high, data is input
Note: Direction is Device relative Bus (other Devices).
Contributor:
Joakim Цgren
Source:
Apple Tech Info Library 12929: Duo Dock/Duo Dock II, External Pinouts til.info.apple.com/techinfo.nsf/artnum/n12929 at Apple TIL homepage
Copyright © The Hardware Book Team 1996-2004.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2002-01-10