Appendix a <i/o port pin assignment, A.1 <ide port, A.2 <serial ata port – COMMELL MP-6421 User Manual
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MP-6421 User's Manual
6
Appendix A <I/O Port Pin Assignment>
A.1 <IDE Port>
1
43
Connector: IDE
Type: 44-pin (22 x 2) box header
2
44
Pin
Description
Pin
Description
1 Reset
2 Ground
3 D7
4 D8
5 D6
6 D9
7 D5
8 D10
9 D4
10 D11
11 D3
12 D12
13 D2
14 D13
15 D1
16 D14
17 D0
18 D15
19 Ground
20 N/C
21 REQ
22 Ground
23 -IOW
24 Ground
25 -IOR
26 Ground
27 IORDY
28 Ground
29 DACK
30 Ground
31 IDEIRQ
32 N/C
33 A1
34 66DET
35 A0
36 A2
37 -CS1
38 -CS3
39 -HD
LED1
40 Ground
41 +5V
42 +5V
43 Ground
44 Ground
A.2 <Serial ATA Port>
Connector: SATA1/2
Type: 7-pin wafer connector
1
2
3
4
5
6
7
8
9
GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND GND GND
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