LTE Standard Module Series
EC200U_Series_Hardware_Design 14 / 94
3 Application Interfaces
3.1. General Description
EC200U series is equipped with 80 LCC pins plus 64 LGA pins that can be connected to cellular
application platform. The subsequent chapters will provide detailed descriptions of the following
interfaces.
⚫ Power supply
⚫ (U)SIM interfaces
⚫ USB interface
⚫ UART interfaces
⚫ SPI interface
⚫ PCM and I2C interfaces
⚫ Analog audio interfaces
⚫ LCD interface
⚫ Matrix keyboard interface
⚫ SD card interface
⚫ WLAN application interface*
⚫ ADC interfaces
⚫ Status indications
⚫ USB_BOOT interface
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