Kontron nanoETXexpress, User Manual

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6 5BConnector and feature description
Kontron User's Guide
nanoETXexpress Evaluation Board
31
6.15 Express Card (J41, J49)
The onboard Express Card is connected to PCIexpress Lane #6 (lane #2 of PCIe Switch) and to USB Port6.
To use the Express Card USB functions an ETXexpress module with at least 8 USB Ports is necessary.
Connector J41 allows using both ExpressCard/34 and ExpressCard/54. The maximum continuous Card
Power is
1,3A on 3,3V
275mA on Aux Power
650mA on 1,5V
Express Card pin out
Pin Signal Pin Signal
1 GND 14 3.3VS_1
2 USB_D- 15 3.3VS_0
3 USB_D+ 16 CLKREQ#
4 CPUSB# 17 CPPE#
5 NC 18 REFCLK-
6 NC 19
7 SMB_CLK 20 GND
8 SMB_DATA 21 PERN0
9 1.5V_2 22 PERP0
10 1.5V_1 23 GND_1
11 WAKE# 24 PETN0
12 3.3VAUX 25 PETP0
13 PERST# 26 GND_0
Jumper J49 switches ExpressCard Reset between 'ModuleHotplug' (Closed Jumper, default) and
CB_Reset# (Open Jumper)