Huawei ME99 Series Mini PCIe Module ME909 Manuale Utente
HUAWEI ME909 Series Mini PCIe Module
Hardware Guide
Hardware Guide
Description of the Application Interfaces
Issue 0.1 (2013-06-09)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
19
Table 3-3 Definition of the USB interface
Pin No. Pin Name
I/O Description
DC Characteristics (V)
Min. Typ.
Max.
36
USB_DM
I/O
USB signal D-
-
-
-
38
USB_DP
I/O
USB signal D+
-
-
-
According to USB protocol, for bus timing or electrical characteristics of ME909 USB
signal, please refer to the chapter 7.3.2 of
signal, please refer to the chapter 7.3.2 of
Universal Serial Bus Specification 2.0.
Figure 3-8 Recommended circuit of USB interface
3.10 USIM Card Interface
3.10.1 Overview
The ME909 module provides a USIM card interface complying with the ISO 7816-3
standard and supports both Class B and Class C USIM cards.
standard and supports both Class B and Class C USIM cards.
Table 3-4 USIM card interface signals
Pin
No.
No.
Pin Name
I/O Description
DC Characteristics (V)
Min.
Typ.
Max.
14
UIM_RESET O
External USIM
reset signal.
reset signal.
-
1.8/2.85
-
12
UIM_CLK
O
External USIM
clock signal
clock signal
-
1.8/2.85
-
10
UIM_DATA
I/O
External USIM
data signal
data signal
-
1.8/2.85
-