Kontron COMe Starterkit Eval T2 - Manual (Page 43)

COM Express Interfaces
Table 7: PCIe Mini Card Connector Pin-out
Pin Signal Description Pin Signal Description
1 WAKE# Requests the host interface to return to
full operation and respond to PCIe. 2 +3.3VAux Auxiliary voltage source, 3.3V.
3 COEX1 Coexistence Pin 1 4 GND Ground
5 COEX2 Coexistence Pin 2 6 +1.5V Secondary voltage source, 1.5V.
7 CLKREQ# Reference clock request signal. 8 UIM_PWR Power source for User Identity
Modules (UIM).
9 GND Ground 10 UIM_DATA Data signal for UIM.
11 REFCLK- Reference Clock differential pair negative
signal. 12 UIM_CLK Clock signal for UIM.
13 REFCLK+ Reference Clock differential pair positive
signal. 14 UIM_RESET Reset signal for UIM.
15 GND Ground 16 UIM_SPU Standard or Proprietary Use signal
for UIM.
Mechanical Key
17 UIM_IC_DM Inter-Chip USB D- Data line 18 GND Ground
19 UIM_IC_DP Inter-Chip USB D+ Data line 20 W_DISABLE1# Wireless Disable Signal 1
21 GND Ground 22 PERST# PCI Express Reset
23 PERn0 Receiver differential pair negative signal,
Lane 0. 24 +3.3Vaux Auxiliary voltage source, 3.3V.
25 PERp0 Receiver differential pair positive signal,
Lane 0. 26 GND Ground
27 GND Ground 28 +1.5V Secondary voltage source, 1.5V.
29 GND Ground 30 SMB_CLK System Management Bus Clock.
31 PETn0 Transmitter differential pair negative
signal, Lane 0. 32 SMB_DATA System Management Bus Data.
33 PETp0 Transmitter differential pair positive
Signal, Lane 0. 34 GND Ground
35 GND Ground 36 USB_D- USB Serial Data Interface
differential pair, negative signal.
37 GND Ground 38 USB_D+ USB Serial Data Interface
differential pair, positive signal.
39 +3.3Vaux Auxiliary voltage source, 3.3V. 40 GND Ground
41 +3.3Vaux Auxiliary voltage source, 3.3V. 42 LED_WWAN# LED status indicator signals
provided by the system.
43 GND Ground 44 LED_WLAN# LED status indicator signals
provided by the system.
45 RSVD Reserved 46 LED_WPAN# LED status indicator signals
provided by the system.
47 RSVD Reserved 48 +1.5V Secondary voltage source, 1.5V.
49 RSVD Reserved 50 GND Ground
51 W_DISABL
E2# Wireless Disable Signal 2 52 +3.3V Primary voltage source, 3.3V.
PICMG ® COM Express ® Carrier Board Design Guide Rev. 2.0 / December 6, 2013
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