Macintosh External Drive

It appears that you are using AdBlocking software. The cost of running this website is covered by advertisements. If you like it please feel free to a small amount of money to secure the future of this website.

Image:connector_dsub19f.png 19 pin D-SUB female connector at the computer.

Image:connector_dsub19m.png 19 pin D-SUB male connector at the cable.

This connector is present on the Macintosh 128K, 512K,512K enhanced, Plus, SE, SE/30, Classic, Classic II/Performa 200, portable, IIcx, IIci, IIsi, and IIvi/IIvx/Performa 600.

A Macintosh 800K External Drive or an Apple 3.5 Drive can be connected to the Macintosh 512K enhanced, Plus, SE, SE/ 30, Classic, Classic II/Performa 200, IIcx, IIci, IIsi, Portable, and IIvi/IIvx/Performa 600. Ports and Pinouts External Floppy Drive Connector: DB-19 - 23 Connect an Apple SuperDrive to a Macintosh SE (FDHD upgrade), SE/30, Classic, Classic II, IIcx, IIci, IIsi, Portable, and IIvi/IIvx/Performa 600. Connect a Hand Disk 20 to a Macintosh 512K, 512K enhanced, Plus, and SE.

Pin Name Dir Description
1 CGND - Chassis ground
2 CGND - Chassis ground
3 CGND - Chassis ground
4 CGND - Chassis ground
5 -12V OUT -12 VDC
6 +5V OUT +5 VDC
7 +12V OUT +12 VDC
8 +12V OUT +12 VDC
9 n/c - Not connected
10 PWM ? Regulates speed of the drive
11 CA0 ? Control line to send commands to the drive
12 CA1 ? Control line to send commands to the drive
13 CA2 ? Control line to send commands to the drive
14 LSTRB ? 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 tristated)
18 Rd IN Data actually read from the drive
19 Wr OUT Data actually written to the drive

Notes

  • Direction is Computer relative Diskdrive

References

Category:Data Storage Connectors

 

© 1998-2017 – Nicola Asuni - Tecnick.com - All rights reserved.
about - disclaimer - privacy