Intel DH55TC User Manual

Technical Reference
41
2.2.2.1 Signal Tables for the Connectors and Headers
Table 10. 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 Key (no pin)
Table 11. Parallel Port Header
Pin Standard Signal Name ECP Signal Name EPP Signal Name
1 STROBE# STROBE# WRITE#
2 AUTOFD# AUTOFD#, HOSACK DATASTB#
3 PD0 PD0 PD0
4 FAULT# FAULT#, PERIPHREQST# FAULT#
5 PD1 PD1 PD1
6 INT# INT#, REVERSERQST# RESET#
7 PD2 PD2 PD2
8 SLCTIN# SLCTIN# ADDRSTB#
9 PD3 PD3 PD3
10 GROUND GROUND GROUND
11 PD4 PD4 PD4
12 GROUND GROUND GROUND
13 PD5 PD5 PD5
14 GROUND GROUND GROUND
15 PD6 PD6 PD6
16 GROUND GROUND GROUND
17 PD7 PD7 PD7
18 GROUND GROUND GROUND
19 ACK# ACK# INTR
20 GROUND GROUND GROUND
21 BUSY BUSY#, PERIPHACK WAIT#
22 GROUND GROUND GROUND
23 PERROR PE, ACKREVERSE# PE
24 GROUND GROUND GROUND
25 SELECT SELECT SELECT
26 KEY (no pin) KEY (no pin) KEY (no pin)

Intel DH55TC Specifications

Add-in Card Connectors

PCI Express 2.0 x16 transfer speed	8 GB/s
PCI Express 2.0 x1 transfer speed	250 MB/s
Conventional PCI connectors count	1

Front Panel USB Headers

USB 2.0 specification compliance	Yes
+5 V DC power on USB headers	Fused
USB Header 2 Pin 10 routing	HDD LED