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

Навигатор: QRZ.RU > Радиолюбительские справочники > Справочник компьютерного инженера

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.

Навигатор: QRZ.RU > Радиолюбительские справочники > Справочник компьютерного инженера

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