Telit-LN930-Hardware-User-Guide

LN930 M.2 Hardware User Guide
1VV0301078 Rev.10 – 2015-11-11
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved. Page 22 of 88
Figure 5 PCI Express M.2 Module Interface
A complete description of all interface signals available at the host interface is listed in Table
4. Some features, such as GNSS and Antenna Tuning, are not available on every M.2 module.
On those modules, the signals at the application interface are not connected on the M.2
module.
Table 4
M.2 Host Interface Signals
Pin
Signal Name
I/O
Description
Supply
1
CONFIG_3 O Presence Indication:
WWAN M.2 Connects to GND
internally
-
2
3.3V
P
M.2 Supply Pin 3.3 V
3.3 V
3
GND
P
Ground
-
4
3.3V
P
M.2 LTE Supply Pin 3.3 V
3.3 V
5
GND
P
Ground
-
6
FULL_CARD_POWER_OFF#
I
Control signal to power On/Off
M.2.
1.8 V
7
USB D+
IO
USB 2.0 HS DPLUS Signal
8
W_DISABLE#
I
Active low signal to Disable
Radio Operation
3.3 V
9
USB D–
IO
USB 2.0 HS DMINUS Signal