Quectel QuecOpen AG521R-NA Hardware Design page 17

UART Interfaces
SDIO Interface
SPI Interfaces
I2C Interface
RGMII Interface
Wireless Connectivity
Interface*
Rx-diversity
Antenna Interfaces
Physical Characteristics
Temperature Range
Firmware Upgrade
RoHS
NOTES
1)
1. Within operation temperature range, the module is 3GPP compliant, and emergency call can be dialed out
with a maximum power and data rate.
2)
2. Within extended temperature range, the module remains fully functional and retains the ability to establish
AG521R-NA_QuecOpen_Hardware_Design
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Used for AT command communication, data transmission, firmware
upgrade, software debugging, and voice over USB*
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Support USB serial drivers for: Windows 7/8/8.1/10, Linux 2.6~5.4, and
Android 4.x/5.x/6.x/7.x/8.x/9.x
UART1:
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Baud rate reach up to 921600 bps, 115200 bps by default
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Support RTS and CTS hardware flow control
BT UART:
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Baud rate reach up to 921600 bps, 115200 bps by default
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Support RTS and CTS hardware flow control
Debug UART:
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Used for Linux console and log output, 115200 bps baud rate
Support eMMC 4.5.1
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Support master mode only
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Maximum clock frequency rate: 50 MHz
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Compliant with I2C specification version 3.0
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Multi-master is not supported
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Used for codec configuration by default
Support 10/100/1000 Mbps
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PCIe (Gen2) interface for WLAN
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UART & PCM interfaces for Bluetooth*
Support LTE Rx-diversity
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Main antenna interface (ANT_MAIN)
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Rx-diversity antenna interface (ANT_DIV)
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GNSS antenna interface (ANT_GNSS)
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Dimensions: (38.0 ± 0.2) mm × (42.0 ± 0.2) mm × (2.65 ± 0.2) mm
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Weight: approx. 9.23 g
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Operation temperature range: -35 ° C to +75 ° C
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Extended temperature range: -40 ° C to +85 ° C
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eCall temperature range: -40 ° C to +90 ° C
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Storage temperature range: -40 ° C to +95 ° C
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USB 2.0 interface
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DFOTA
All hardware components are fully compliant with EU RoHS directive
Automotive Module Series
AG521R-NA QuecOpen Hardware Design
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