Application Block Diagram - Huawei ME909u-523 Hardware Manual

HUAWEI ME909u-523 LTE LGA Module
Hardware Guide

2.4 Application Block Diagram

Figure 2-2 Application block diagram of the ME909u-523 module
UART Interface:
USB Interface:
USIM Interface:
GPIO
External Power
Supply:
Audio Interface:
RF Pad:
Tunable ANT
CTRL:
ADC:
SPI Interface:
SDIO Interface:
HSIC Interface:
I2C Interface:
Issue 01 (2014-05-24)
The module supports 3 UART interfaces. Two are 4-wire
UARTs. The one is 2-wire UART, which is only for debugging.
The USB interface supports USB 2.0 high speed standard.
The USIM interface provides the interface for a USIM card.
General Purpose I/O pins.
DC 3.8 V is recommended.
The module supports one PCM interface. This firmware
function is planning.
RF antenna interface.
Since LTE bands cover wide frequency, tunable ANT CTRL
helps customer for tunable antenna design. This firmware
function is planning.
Analog-to-Digital Converter
Reserved for intelligent module in future.
Reserved for intelligent module in future.
Reserved for intelligent module in future.
Reserved for intelligent module in future.
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