Интерфейс Apple Macintosh External Drive - разводка кабеля, техническая информация, описание

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Apple Macintosh External Drive

19 PIN D-SUB CONNECTOR

Pin	Name	Description
1	Ground
2	Ground
3	Ground
4	Ground
5	-12V	-12 VDC
6	+5V	+5 VDC
7	+12V	+12 VDC
8	+12V	+12 VDC
9	?	?
10	PWM	Regulates speed of the drive
11	PH0	Control line to send commands to the drive
12	PH1	Control line to send commands to the drive
13	PH2	Control line to send commands to the drive
14	PH3	Control line to send commands to the drive
15	WrReq-	Turns on the ability to write data to the drive
16	HdSel	Control line to send commands to the drive
17	Enbl2-	Enables the Rd line (else Rd is tri-stated)
18	Rd	Data actually read from the drive
19	Wr	Data actually written to the drive

Contributor:

Joakim Цgren

Source:

Technote HW19: Pinouts at Apple Technical Notes

Информация предоставлена справочником The Hardware Book Team 1996-2004.

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