Hard Disk Connector - Multitech Hub User Manual

Appendices

Hard Disk Connector

This connector supplies hard disk drive signals which interface with the software I/O drivers to
provide the read/write functions.
Pin Description
1
2 Ground (GND)
3 Data Bit 7 (SD7)
4 Data Bit 8 (SD8)
5 Data Bit 6 (SD6)
6 Data Bit 9 (SD9)
7 Data Bit 5 (SD5)
8 Data Bit 10 (SD10)
9 Data Bit 4 (SD4)
10 Data Bit 11 (SD11)
11 Data Bit 3 (SD3)
12 Data Bit 12 (SD12)
13 Data Bit 2 (SD2)
14 Data Bit 13 (SD13)
15 Data Bit 1 (SD1)
16 Data Bit 14 (SD14)
17 Data Bit 0 (SD0)
18 Data Bit 15 (SD15)
19 Ground (GND)
20 NC
34
2
1
Figure A-7. Hard Disk Connector
/Reset
Pin Description
21 NC
22 Ground (GND)
23 -I/O Write (-IOW)
24 Ground (GND)
25 -I/O Read (-IOR)
26 Ground (GND)
27 IOCHRDY
28 ALE\
29 NC
30 Ground (GND)
31 IRQ14
32 /IOCS16
33 Address Bit 1 (SA1)
34 NC
35 Address Bit 0 (SA0)
36 Address Bit 2 (SA2)
37 Chip Select 0 (-CS0)
38 Chip Select 1 (-CS1)
39 /HDLED
40 Ground (GND)
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