4 ETX® connectors Kontron User's Guide ETX CD 35
Pin 51-100: [Power | IDE | Ethernet | Misc ]
Pin Si
g
na
l

Descri

tion T
yp
eTermination Commen
t

51 SIDE_IOW# - nc --
52 PIDE_IOR# Primar
y
IDE IO Read O-3,3 --
53 SIDE_DRQ - nc --
54 PIDE_IOW# Primar
y
IDE IO Write O-3,3 --
55 SIDE_D15 - nc --
56 PIDE_DRQ Primar
y
IDE DMA Re
q
ues
t
I-3,3 PU 11k5 3,3V -
57 SIDE_D0 - nc --
58 PIDE_D15 Primar
y
IDE Data Bus IO --
59 SIDE_D14 - nc --
60 PIDE_D0 Primar
y
IDE Data Bus IO --
61 SIDE_D1 - nc --
62 PIDE_D14 Primar
y
IDE Data Bus IO --
63 SIDE_D13 - nc --
64 PIDE_D1 Primar
y
IDE Data Bus IO --
65 GND Ground PWR --
66 GND Ground PWR --
67 SIDE_D2 - nc --
68 PIDE_D13 Primar
y
IDE Data Bus IO --
69 SIDE_D12 - nc --
70 PIDE_D2 Primar
y
IDE Data Bus IO --
71 SIDE_D3 - nc --
72 PIDE_D12 Primar
y
IDE Data Bus IO --
73 SIDE_D11 - nc --
74 PIDE_D3 Primar
y
IDE Data Bus IO --
75 SIDE_D4 - nc --
76 PIDE_D11 Primar
y
IDE Data Bus IO --
77 SIDE_D10 - nc --
78 PIDE_D4 Primar
y
IDE Data Bus IO --
79 SIDE_D5 - nc --
80 PIDE_D10 Primar
y
IDE Data Bus IO --
81 VCC Power +5V PWR --
82 VCC Power +5V PWR --
83 SIDE_D9 - nc --
84 PIDE_D5 Primar
y
IDE Data Bus IO --
85 SIDE_D6 - nc --
86 PIDE_D9 Primar
y
IDE Data Bus IO --
87 SIDE_D8 - nc --
88 PIDE_D6 Primar
y
IDE Data Bus IO --
89 GPE2# General Pur
p
ose Power Event 1 I-3,3 PU 8k2 3,3V RI of ICH7
90 CBLID_P# 80-conductor IDE cable Channel 0 I-3,3 PD 10k -
91 RXD# Ethernet Receive Differential Si
g
nal
(
RXD-
)
I - 121R between
92 PIDE_D8 Primar
y
IDE Data Bus IO --
93 RXD Ethernet Receive Differential Si
g
nal
(
RXD+
)
I - 121R between
94 SIDE_D7 - nc --
95 TXD# Ethernet Transmit Differential Si
g
nal
(
TXD-
)
O - 100R
/
C10
p
between
96 PIDE_D7 Primar
y
IDE Data Bus IO -int. PD 11k5 ICH7-M
97 TXD Ethernet Transmit Di
f
ferential Si
g
nal
(
TXD+
)
O - 100R
/
C10
p
between
98 HDRST# Hard Drive Rese
t
O-5 --
99 GND Ground PWR --
100 GND Ground PWR --

Note: The termination resistors in this table are already mounted on the ETX® board. Please refer to the design

guide for information about additional termination resistors.