Specifications

CP302 I/O Module
ID 21112, Rev. 05 Page A - 11© PEP Modular Computers GmbH
A.4.4 EIDE Connector CON9 Pinout
The CP302 I/O board has one EIDE interface on a standard 40-pin 2.54mm pin row
connector. By means of this EIDE interface up to two HardDisk drives (one master/slave
pair) may be attatched to the I/O board. The following table describes the pinout of
connector CON9, with the corresponding signal names.
The maximum length of cable that may be used is 35 cm.
Table A-6: Pinout of the AT Standard EIDE Connector CON9
Pin Signal Function In/Out
1 IDERESET Reset HD Out
2 GND Ground signal --
3 HD7 HD data 7 In/Out
4 HD8 HD data 8 In/Out
5 HD6 HD data 6 In/Out
6 HD9 HD data 9 In/Out
7 HD5 HD data 5 In/Out
8 HD10 HD data 10 In/Out
9 HD4 HD data 4 In/Out
10 HD11 HD data 11 In/Out
11 HD3 HD data 3 In/Out
12 HD12 HD data 12 In/Out
13 HD2 HD data 2 In/Out
14 HD13 HD data 13 In/Out
15 HD1 HD data 1 In/Out
16 HD14 HD data 14 In/Out
17 HD0 HD data 0 In/Out
18 HD15 HD data 15 In/Out
19 GND Ground signal --
20 N/C -- --
21 IDEDRQ DMA request In
22 GND Ground signal --
23 IOW I/O write Out
Table continued on following page
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