LPM2100 mg NB Module Hardware User Guide
Shanghai Yuge Information Technology Co., Ltd.
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Chapter 3. Interface application description
3.1 Chapter overview
The LPM2100 mg series modules have a total of 44 pins and include the following
partial unit interface functions. The functions of each unit interface will be described in detail
in later chapters.
Power interface
USIM interface
UART interface
Network status indication interface
SPI interface
RF antenna interface
I2C interface
3.2 Module interface
3.2.1 LPM2100 mg pin distribution map
The LPM2100 mg pins are assigned as follows
：
