2804040 User’s Manual I/O Po r t Pin Assignment
A.3 <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
5
A.4 <IrDA Port>
Connector: CN_IR
1
Type: 5-pin header for SIR Ports
Pin Description
1 VCC
2 N/C
3 IRRX
4 Ground
5 IRTX
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