HUAWEI EM770 HSPA PC Embedded Module V100R001
Product Specification
Issue 1
(2008-09-15)
Huawei Confidential: This documents is Huawei Proprietary and Confidential(NDA
Required).It may not be duplicated, neither distributed externally without
prior and written permission of Huawei.
Page
37 of 68
The USB product ID for the EM770 device is
0x1001
. There are three USB interfaces
in the USB product ID.
5.2.1
Windows Drivers
Huawei provides windows drivers to support Windows 2000/XP/Vista.
Huawei provides the following two ways to install the drivers:
l
The drivers are packed in the dashboard, and they will be installed during the
dashboard installation.
l
The drivers are provided as an installer, which can be directly installed under
Windows 2000/XP/Vista.
After the drivers are installed, when the EM770 is connected to the USB bus, it will be
detected as a USB device and start enumerating. During this process, multiple
drivers are loaded. These drivers expose a number of virtual COM ports.
In Windows OSs, you can check the enumerated devices and their configuration in
the device manager. If you switch to
View by connection
, the device manager
displays the main USB device and interfaces, as shown in Figure 5-1.
Figure 5-1
HUAWEI USB device and interfaces
The following interfaces and port are displayed:
l
HUAWEI Mobile Connect
–
3G Modem Port: used to set up a data connection
l
Huawei Mobile Connect
–
3G Application Interface Port: used to write and read
diagnostics data
l
HUAWEI Mobile Connect
–
3G PC UI Interface: used to send AT commands and
read their responses
5.2.2
Linux Drivers
The EM30V can be used in the Linux OS that the kernel version is 2.6.18 or later. If
the kernel is a standard one, it means that the kernel is not customized and the driver
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