User Manual

ECW-281B/B2-D525 Embedded System
Page 22
Figure 3-6: PCIe Mini Card Slot Location
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 PCIE_WAKE# 2 VCC3
3 N/C 4 GND
5 N/C 6 1.5V
7 CLKREQ# 8 LFRAME#
9 GND 10 LAD3
11 CLK- 12 LAD2
13 CLK+ 14 LAD1
15 GND 16 LAD0
17 PCIRST# 18 GND
19 LPC 20 VCC3
21 GND 22 PCIRST#
23 PERN2 24 3VDual
25 PERP2 26 GND
27 GND 28 1.5V
29 GND 30 SMBCLK
31 PETN2 32 SMBDATA
33 PETP2 34 GND
35 GND 36 USBD-
37 N/C 38 USBD+
39 N/C 40 GND
41 N/C 42 N/C
43 N/C 44 RF_LINK#
45 N/C 46 BLUELED#
47 N/C 48 1.5V
49 N/C 50 GND