Intel DH77EB Technical Product Specification - Page 52

Table 26., PCI Express Full-/Half-Mini Card Connector, Table 27., Serial Port Header, Table 28., LPC

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Intel Desktop Board DH77EB Technical Product Specification Table 26. PCI Express Full-/Half-Mini Card Connector (continued) Pin Signal Name Additional Signal Name 39 +3.3 V aux (mSATA) 3.3 V 40 GND 41 +3.3 V aux (mSATA) 3.3 V 42 LED_WWAN# 43 Reserved NC (mSATA indicator) 44 LED_WLAN# 45 Reserved 46 LED_WPAN# 47 Reserved 48 +1.5V 49 Reserved 50 GND (mSATA) Vendor (mSATA) Vendor (mSATA) DA/DSS 51 Reserved (mSATA) Presence Detection 52 +3.3 V aux Table 27. Serial Port Header Pin Signal Name 1 DCD (Data Carrier Detect) 3 TXD# (Transmit Data) 5 Ground 7 RTS (Request to Send) 9 RI (Ring Indicator) Pin Signal Name 2 RXD# (Receive Data) 4 DTR (Data Terminal Ready) 6 DSR (Data Set Ready) 8 CTS (Clear to Send) 10 Not connected Table 28. LPC Debug Connector Pin Signal Name Pin 1 CK_33M_DEBUG 2 3 PLTRST# 4 5 LAD0 6 7 LAD2 8 9 GND 10 11 +3.3 V 12 13 Key (no pin) 14 Signal Name GND LFRAME# LAD1 LAD3 GND +3.3 V +3.3 V 52

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Intel Desktop Board DH77EB Technical Product Specification
52
Table 26.
PCI Express Full-/Half-Mini Card Connector
(continued)
Pin
Signal Name
Additional Signal Name
39
+3.3 V aux
(mSATA) 3.3 V
40
GND
41
+3.3 V aux
(mSATA) 3.3 V
42
LED_WWAN#
43
Reserved
NC (mSATA indicator)
44
LED_WLAN#
45
Reserved
(mSATA) Vendor
46
LED_WPAN#
47
Reserved
(mSATA) Vendor
48
+1.5V
49
Reserved
(mSATA) DA/DSS
50
GND
51
Reserved
(mSATA) Presence Detection
52
+3.3 V aux
Table 27.
Serial Port Header
Pin
Signal Name
Pin
Signal Name
1
DCD (Data Carrier Detect)
2
RXD# (Receive Data)
3
TXD# (Transmit Data)
4
DTR (Data Terminal Ready)
5
Ground
6
DSR (Data Set Ready)
7
RTS (Request to Send)
8
CTS (Clear to Send)
9
RI (Ring Indicator)
10
Not connected
Table 28.
LPC Debug Connector
Pin
Signal Name
Pin
Signal Name
1
CK_33M_DEBUG
2
GND
3
PLTRST#
4
LFRAME#
5
LAD0
6
LAD1
7
LAD2
8
LAD3
9
GND
10
GND
11
+3.3 V
12
+3.3 V
13
Key (no pin)
14
+3.3 V