COMMELL HS-873P - Manual (Page 40)

HS-873P User’s Manual I/O Port Pin Assignment
I/O Port Pin Assignment 40
A.3 <Floppy Port>
Connector: FDD
Type: 34-pin connector
Pin Description Pin Description
1 VCC 2 INDEX
3 VCC 4 DR0
5 VCC 6 DSKCHG
7 N/C 8 N/C
9 N/C 10 MTR0
11 DRVDE0 12 DIR
13 N/C 14 STEP
15 Ground 16 WRITE DATA
17 Ground 18 WRITE GATE
19 Ground 20 TRAK 0
21 N/C 22 WRPTO
23 Ground 24 RDATA-
25 Ground 26 HDSEL
A.4 <IrDA Port>
Connector: CN_IR
Type: 5-pin header for SIR Ports
Pin Description
1 VCC
2 N/C
3 IRRX
4 Ground
5 IRTX
1 5
1
2 34
33