Front Panel Usb 2.0 Headers; Hd Audio Link Header; Usb 2.0 Header Signal Names; Hd Audio Link Header Signal Names - Intel DH57DD Product Manual

Intel Desktop Board DH57DD Product Guide

Front Panel USB 2.0 Headers

Figure 22, K shows the location of the front panel USB 2.0 headers and Table 18
shows its pin assignments and signal names.
Table 18. USB 2.0 Header Signal Names
Pin Signal Name
1 Power (+5 V)
3 D-
5 D+
7 Ground
9 Key
NOTE
Computer systems that have an unshielded cable attached to a USB port might not
meet FCC Class B requirements, even if no device or a low-speed USB device is
attached to the cable. Use a shielded cable that meets the requirements for a
full-speed USB device.

HD Audio Link Header

See Figure 22, L for the location of the HD Audio Link header. Table 19 shows the pin
assignments for the header.
Table 19. HD Audio Link Header Signal Names
Pin Signal Name
1 BCLK
3 RST#
5 SYNC
7 SDO
9 SDI0
11 SDI1
13 No Connection
15 No Connection
50
Pin Signal Name
2 Power (+5 V)
4 D-
6 D+
8 Ground
10 No Connection
Pin Signal Name
2 Ground
4 3.3 Vcc
6 Ground
8 3.3 Vcc
10 +12 V
12 Key
14 3.3 V STBY
16 Ground