Beckhoff CB1052 Manual do Utilizador descarregar pdf (Página 26)

Chapter: Connectors SATA, PATA, FDD, Memory

page 26 Beckhoff New Automation Technology CB1052

3.3.3 Floppy interface

A floppy drive can be attached in one of two alternative ways: One is a standard 2x17-pin connector (FCI

75869-306LF) for ribbon cables, the other is a 26-pin connector (JST 26FMZ-BT) for Flat Flex cables

(FFC).

CAUTION

The two connectors can only be used one at a time.

Pinout FFC connector (FDD):

Pin Name Description

1 VCC 5 volt supply

2 IDX# index

3 VCC 5 volt supply

4 DR0# drive sel 0

5 VCC 5 volt supply

6 DC# disk change

7 N/C reserved

8 N/C reserved

9 N/C reserved

10 MT0# motor enable 0

11 N/C reserved

12 DIR# direction

13 N/C reserved

14 STP# step

15 GND ground

16 WD# write data

17 GND ground

18 WE# write enable

19 GND ground

20 TR0# track 0

21 GND ground

22 WPRT# write protect

23 GND ground

24 RDATA# read data

1 2 ... 21 22 23 24 25 26 27 28 29 30 31 ... 85 86

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Beckhoff CB1052 Manual do Utilizador Página 26