MEN ME4, User Manual

Page: 36 / 48

Functional Description
20ME04-00 E2

2020-02-25 Page 36
3.4 Fieldbus and Audio Functionality
3.4.1 PCI Express Mini Card
The ME4 supports:

Full-Mini cards according to the PCI Express Mini Card Standard
3.4.1.1 In-System Connection
Table 7. Pin assignment – PCI Express Mini Card (PCIe and USB 2.0)
Note: The signals printed in grey are not supported.
See Chapter 1.3 Technical Data on page 13 for supported functions.
See Chapter 3.4.1.1 In-System Connection on page 36 for connector pinning and
Chapter 3.4.1.2 Signal Mnemonics on page 37 for signal mnemonics.
1 WAKE# 2 +3.3V
3 COEX1 4 GND
5 COEX2 6 +1.5V
7 CLKREQ# 8 UIM_PWR
9 GND 10 UIM_DATA
11 REFCLK- 12 UIM_CLK
13 14 UIM_RST
15 GND 16 UIM_VPP
Mechanical key
17 UIM_IC_DM 18 GND
19 UIM_IC_DP 20 W_DISABLE1#
21 GND 22 PERST#
23 PERn0 24 +3.3Vaux
25 PERp0 26 GND
27 GND 28 +1.5V
29 GND 30 SMB_CLK
31 PETn0 32 SMB_DATA
33 PETp0 34 GND
35 GND 36 USB_D-
37 GND 38 USB_D+
39 +3.3Vaux 40 GND
41 +3.3Vaux 42 LED_WWAN#
43 GND 44 LED_WLAN#
45 Reserved 46 LED_WPAN#
47 Reserved 48 +1.5V
49 Reserved 50 GND
51 Reserved 52 +3.3Vaux