User's Guide

UG-AL5721_1.0 P.2/7
3.0 User I/O Interface
AL6621 Connector
Function
Pin # Pin #
Function
NC
1 2
3.3V
NC
3 4
GND
NC
5 6
NC
NC
7 8
NC
GND
9 10
NC
NC
11 12
NC
NC
13 14
NC
GND
15 16
USB VBUS
Host_ Select#
17 18
GND
NC
19 20
W_Disable#
GND
21 22
Association_CLR#
NC
23 24
NC
NC
25 26
GND
GND
27 28
Assoc. D+
GND
29 30
Assoc. D-
NC
31 32
Assoc. VBUS
NC
33 34
GND
GND
35 36
USB D-
C2D
37 38
USB D+
RST#/C2CLK
39 40
GND
AL_GPIO_2
41 42
Dock_LED
AL_GPIO_4
43 44
Security_LED#
AL_GPIO_5
45 46
Data_LED#
AL_GPIO_7
47 48
NC
Host_Connect_LED
49 50
GND
NC
51 52
3.3V
Figure 1, Connector Pins Configuration