Kontron COMe Eval Carrier T2 - Manual (Page 25)

COM Express® Eval Carrier Type 2
24
5.9 PCIexpress and Express Card
The COM Express® Eval Type 2 provides one x4, one x1 PCIexpress x1 slots, one Express Card Slot, and one Mini
PCIe.
Connector Function
J25 PCIe Graphics
J23 PCIe x4 (0-3)
J22, J47 PCIe x1 (4) or Express Card (multiplexed by J63: open = Express Card;
closed =PCIe x1 connector), Express Card (supports 34 and 54)/ PCIe 4 /
USB 7
J49 PCIe Mini Card / PCIe (5) / USB 6
Express Card
The Express Card Slot J47 in combination with USB #7 allows 1.3A on 3.3V, 275mA on AuxPower and 650mA on
1.5V continuous Card Power with pin-out in table below.
Pin J41 Signal Pin J41 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 REFCLK+
7 SMB_CLK 20 GND
8 SMB_DATA 21 PERN0
9 1.5V_2 22 PERP0
10 1.5V_1 23 GND_1