2.7.4
Hard Disk Connector (P1800)
The hard disk connector is designed as a 44-pin 2mm pitch connector to connect a 2.5” IDE hard disk or
FlashDisk.
PIN
SIGNAL
PIN
SIGNAL
1
\RST_DRV
2
GND
3
HD_D7
4
HD_D8
5
HD_D6
6
HD_D9
7
HD_D5
8
HD_D10
9
HD_D4
10
HD_D11
11
HD_D3
12
HD_D12
13
HD_D2
14
HD_D13
15
HD_D1
16
HD_D14
17
HD_D0
18
HD_D15
19
GND
20
n.c.
21
HD_DRQ0
22
GND
23
\HD_IOW
24
GND
25
\HD_IOR
26
GND
27
HD_RDY
28
n.c.
29
HD_DAK0
30
GND
31
HD_IRQ
32
n.c.
33
HD_A1
34
n.c.
35
HD_A0
36
HD_A2
37
\HD_CS1
38
\HD_CS3
39
n.c.
40
GND
41
+5V
42
+5V
43
GND
44
n.c.
Pin 1 is marked on the PCB.
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