HUAWEI MU709 Series HSPA+ LGA Module
Hardware Guide
Overall Description
Issue 09 (2017-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
10
Feature
Description
AT
Commands
See the
HUAWEI MU709 Series HSPA+ Module AT Command
Interface Specification
.
Application
Interface
(145-pin LGA
interface)
One standard USIM (Class B and Class C) interface
Audio interface: PCM interface
USB 2.0 (High Speed)
UART interface:
8-wire UART0 x 1, up to 920 kbit/s
2-wire UART1 x 1 (This is only used for debugging)
GPIO
LED x 1
Power on/off interface
Hardware reset interface
JTAG interface
SLEEP_STATUS
WAKEUP_IN
WAKEUP_OUT
Antenna
Interface
WWAN MAIN antenna pad x1
WWAN AUX antenna pad x 1
SMS
New message alert
Management of SMS: read SMS, write SMS, send SMS, delete
SMS and list SMS
Supports MO and MT: Point-to-point
Data Services GPRS: UL 85.6 kbit/s; DL 85.6 kbit/s
EDGE: UL 236.8 kbit/s; DL 236.8 kbit/s
WCDMA PS: UL 384 kbit/s; DL 384 kbit/s
HSPA+: UL 5.76 Mbit/s; DL 21.6 Mbit/s
[1]: When the MU709 module work in the range from
–40°C to –20°C or +70°C to +85°C,
NOT
all their RF performances comply with 3GPP specifications.
2.3 Circuit Block Diagram
Figure 2-1 shows the circuit block diagram of the MU709 module. The major
functional units of the MU709 module contain the following parts:
Power management
Baseband controller
Nand flash
RF Circuit