Commell ES-270, User Manual

Page: 29 / 36

ES-270 User’s Manual I/O Port Pin Assignment
Floppy Port 29
Appendix B<I/O Port Pin Assignment>
B.1 <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
B.2 <Serial ATA Port>
Connector: SATA1/2
Type: 7-pin wafer connector
1 2 3 4 5 6 7
GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND