ETX-945 User Manual 1.02
www.diamondsystems.com
Page 27
4.4
ETX4 Connector
The 100-pin ETX4 connector implements the
board’s IDE, Ethernet, and a number of other signals, as indicated
in the table below. Further information regarding each of these signal groups follows the table.
GND
1
2
GND
SIDE_IOW#
51
52
PIDE_IOR#
5V_SB
3
4
PWGIN
SIDE_DRQ
53
54
PIDE_IOW#
PS_ON#
5
6
SPEAKER
SIDE_D15
55
56
PIDE_DRQ
PWRBTN#
7
8
BATT
SIDE_D0
57
58
PIDE_D15
KBINH#
9
10
LILED#
SIDE_D14
59
60
PIDE_D0
RSMRST#
11
12
ACTLED#
SIDE_D1
61
62
PIDE_D14
ROMKBCS#
13
14
SPEEDLED#
SIDE_D13
63
64
PIDE_D1
EXT_PRG
15
16
I2CLK
GND
65
66
GND
VCC
17
18
VCC
SIDE_D2
67
68
PIDE_D13
OVCR#
19
20
GPCS#
SIDE_D12
69
70
PIDE_D2
EXTSMI#
21
22
I2DAT
SIDE_D3
71
72
PIDE_D12
SMBCLK
23
24
SMBDATA
SIDE_D11
73
74
PIDE_D3
SIDE_CS3#
25
26
SMBALRT#
SIDE_D4
75
76
PIDE_D11
SIDE_CS1#
27
28
DASP_S
SIDE_D10
77
78
PIDE_D4
SIDE_A2
29
30
PIDE_CS3#
SIDE_D5
79
80
PIDE_D10
SIDE_A0
31
32
PIDE_CS1#
VCC
81
82
VCC
GND
33
34
GND
SIDE_D9
83
84
PIDE_D5
PDIAG_S
35
36
PIDE_A2
SIDE_D6
85
86
PIDE_D9
SIDE_A1
37
38
PIDE_A0
SIDE_D8
87
88
PIDE_D6
SIDE_INTRQ
39
40
PIDE_A1
GPE2#
89
90
CBLID_P#
BATLOW#
41
42
GPE1#
RXD#
91
92
PIDE_D8
SIDE_AK#
43
44
PIDE_INTRQ
RXD
93
94
SIDE_D7
SIDE_RDY
45
46
PIDE_AK#
TXD#
95
96
PIDE_D7
SIDE_IOR#
47
48
PIDE_RDY
TXD
97
98
HDRST#
VCC
49
50
VCC
GND
99
100
GND
