Usb Interface; Usim Card Interface; Overview - Huawei MU609 Mini Hardware Manual

HUAWEI MU609 Mini PCIe Module
Hardware Guide

3.8 USB Interface

The MU609 module is compliant with USB 2.0 protocol. The USB interface is powered
directly from the VBAT supply. The USB input/output lines are compatible with the
USB 2.0 signal specifications. Figure 3-5 shows the circuit of the USB interface.
Table 3-4 Definition of the USB interface
Pin No.
36
38
According to USB protocol, for bus timing or electrical characteristics of MU609 USB
signal, please refer to the chapter 7.3.2 of
Figure 3-5 Recommended circuit of USB interface

3.9 USIM Card Interface

3.9.1 Overview

The MU609 module provides a USIM card interface complying with the ISO 7816-3
standard and supports both Class B and Class C USIM cards.
Table 3-5 USIM card interface signals
Pin
No.
14
Issue V0.1 (2013-05-16)
Pin Name I/O
USB_DM I/O
USB_DP I/O
Pin Name I/O Description
External USIM
UIM_RESET O
reset signal.
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Description of the Application Interfaces
Description
USB signal D-
USB signal D+
Universal Serial Bus Specification 2.0.
DC Characteristics (V)
Min.
-
DC Characteristics (V)
Min. Typ. Max.
- - -
- - -
Typ. Max.
-
1.8/2.85
17