Application Interfaces; General Description - Quectel QuecOpen AG521R-NA Hardware Design

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Application Interfaces

3.1. General Description

The module is designed with 400 LGA pins that can be connected to cellular application platforms. Module
interfaces are described in detail in the following sub-chapters:
⚫
Power supply
⚫
(U)SIM interfaces
⚫
USB 2.0/3.0 interface
⚫
UART interfaces
⚫
I2S and I2C interfaces
⚫
SDIO interface
⚫
SPI interfaces
⚫
RGMII interface
⚫
WLAN and BT interfaces*
⚫
ADC interfaces
⚫
USB_BOOT interface
⚫
GPIO interfaces
NOTE
"*" means under development.
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