Octagon 6000 Series, User Manual

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7-5
6000 Series user’s manual AUX I/O
3. Connect an FCA-12 cable from the printer port on the breakout board to
the floppy drive. See the Breakout board product sheet for an LPT1 to
floppy drive cable pinout.
4. Connect an external power cable to the floppy drive.
5. Power on the PC Microcontroller and make certain that the LPT1 port
is in floppy disk mode. The LPT1 port mode is configured in SETUP.
Table 7-1 AUX I/O connected to a standard 3.5" floppy disk drive
AUX I/O port
34–pin connector,
female
Function
DB–34 IDC
connector, female
(floppy port) Function
1 –OPTOA, B NC NC
2 +OPTOB NC NC
3 Pwr Gnd NC NC
4 +OPTOA NC NC
5 Keyboard Data NC NC
6 Keyboard Clock NC NC
7 +Battery NC NC
8 Speaker NC NC
9 +5VDC Safe NC NC
10 STB 12 DS0*
11 AFD N/C DenSel
12 Data0 8 Index*
13 Err 32 HDSel*
14 Data1 26 Trk0*
15 Init 18 Dir*
16 Data2 28 WP*
17 SLIN 20 Step*
18 Data3 30 RData*
19 Gnd 29 Gnd
20 Data4 34 DskChg*
21 Gnd 31 Gnd
22 Data5 N/C Msen0
23 Gnd 17 Gnd
24 Data6 16 Mtr0*
25 Gnd 19 Msen1
26 Data7 N/C Msen1
27 Gnd 27 Gnd
28 Ack 14 DS1*
29 Gnd 33 Gnd
30 Busy 10 Mtr1*
31 Gnd 21 Gnd
32 PE 22 WData*
33 Gnd 23 Gnd
34 SLCT 24 WGate*
* = active low
Note: The AUX I/O and floppy drive connectors are 3M 3414 series connectors or
Thomas and Betts, 609–3430.