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HUAWEI MU739 HSPA+ LGA Module
Hardware Guide
Pin
No.
56
57
58
59
3.8 IPC Interface
The IPC (Inter Processor Communications) interface includes HSIC interface and
MIPI_HSI interface.
3.8.1 HSIC interface
HSIC uses 2 signals (strobe, data) in a source synchronous serial interface with 240
MHz DDR signaling to provide a 480 Mbps USB 1.2 V CMOS logic levels. Both Data
and strobe are bi-directional utilizing NRZI encoding.
Table 3-9 HSIC interface
Pin
No.
21
22
Issue 01 (2011-08-24)
Pin Name
Normal
MUX
I2S_RX
PCM_DIN
I2S_TX
PCM_DOUT
I2S_WA0
PCM_SYNC
I2S_WA1
-
The MU739 module has reserved audio interface in hardware, but the software couldn't
support this function right now. If you need, please contact us for more details about this
information.
The MU739 module has reserved IPC interface in hardware, but the software couldn't
support this function right now. If you need, please contact us for more details about this
information.
Pin Name
HSIC_USB_STRB
HSIC_USB_DATA
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
I/
Description
O
I
Serial receive
data
O Serial transmit
data
O Word alignment
select
O Word alignment
select
I/O
Description
Inter-connect USB
I/O
Strobe
Inter-connect USB
I/O
Data
DC Characteristics (V)
Min
Typical
Max
-0.3
1.8
2.1
-0.3
1.8
2.1
-0.3
1.8
2.1
-0.3
1.8
2.1
DC Characteristics (V)
Min
Typical
Max
-0.3
1.2
1.5
-0.3
1.2
1.5
34
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