Apple Disk Drive Port

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Apple IIc Plus Disk Drive Port - DB 19 Pin connector

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.

Pin Signal Description
1 GND Ground
2 GND Ground
3 GND Ground
4 3.5DISK 3.5 or 5.25-inch drive select.
5 -12V -12 volt supply.
6 +5V +5 volt supply.
7 +12V +12 volt supply.
8 +12V +12 volt supply.
9 DR2 Drive 2 Select.
10 WRPTOTECT Write protect input.
11 PHASE0 Motor Phase 0 output.
12 PHASE1 Motor Phase 1 output.
13 PHASE2 Motor Phase 2 output.
14 PHASE3 Motor Phase 3 output.
15 WREQ Write request.
16 HDSEL Head Select.
17 DR1 Drive 1 select.
18 RDDATA Read data input.
19 WDATA Write data output.

Notes

  • Power connectors on this port are for use by the disk drive only.

References

Category:Data Storage Connectors

 

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