LV-651 User’s Manual I/O Port Pin Assignment
Floppy Port
39
A.2 <Floppy Port>
Connector:
FDD
Type: 26-pin connector
Pin
Description
Pin
Description
1 VCC
2 INDEX
3 VCC
4 DRV0
5 VCC
6 DSKCHG
7 DRV1
8 N/C
9 MTR1
10
MTR0
11 RPM
12 DIR
13 N/C
14 STEP
15 Ground
16 WRITE
DATA
17 Ground
18 WRITE
GATE
19 N/C
20 TRACK
0
21 N/C
22 WRPTR
23 Ground
24 RDATA-
25 Ground
26 SEL
A.3 <Serial Port>
Connector:
COM1/2
Type: 9-pin D-sub male connector on bracket
Pin
Description
Pin
Description
1 DCD-
6 DSR-
2 SIN-
7 RTS-
3 SO-
8 CTS-
4 DTR-
9 RI
5 Ground
10
N/C
10
1
9
2
Содержание Geode LV-651
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