Quectel RG520N-AT Hardware Design page 16

Main UART:
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Debug UART:
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UART
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Bluetooth UART*:
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PCIe Interface
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eSIM Optional
Network
NET_MODE and NET_STATUS to indicate network connectivity status
Indication
AT Commands Compliant with 3GPP TS 27.007, 27.005 and Quectel enhanced AT commands
Rx-diversity 5G NR/LTE
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Antenna
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Interfaces
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Transmitting
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Power
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5G NR
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Features
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1
UL 2 × 2 MIMO is only supported in 5G SA mode.
2
5G NR FDD bands only support 15 kHz SCS, and NR TDD bands only support 30 kHz SCS.
RG520N-AT_Hardware_Design
Used for AT command communication
Baud rate: 115200 bps by default
Used for Linux console and log output
Baud rate: 115200 bps
Used for Bluetooth communication
Baud rate: 115200 bps
Supports RTS and CTS hardware flow control
Complaint with PCIe Gen 3, supports two lanes, 8 Gbps per lane
Supports RC (Root Complex) mode and EP (End Point) mode
Used to connect an external Ethernet IC (MAC and PHY) or Wi-Fi IC
Four cellular antenna interfaces (ANT0/ANT1/ANT2/ANT3)
One GNSS antenna interface (ANT_GNSS)
50 Ω impedance
LTE-FDD: Class 3 (23 dBm ± 2 dB)
5G NR: Class 3 (23 dBm ± 2 dB)
5G NR n77 HPUE: Class 2 (26 dBm +2/-3 dB)
Supports 3GPP Rel-16
Supports waveforms:
- Uplink: CP-OFDM and DFT-s-OFDM
- Downlink: CP-OFDM
Supports modulations:
Uplink: π/2-BPSK, QPSK, 16QAM, 64QAM and 256QAM
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- Downlink: QPSK, 16QAM, 64QAM and 256QAM
Supports DL 4 × 4 MIMO: n2/n5/n12/n14/n30/n66/n77
Supports UL 2 × 2 MIMO
Supports SCS 15 kHz
Bandwidth supported:
- n2: 5/10/15/20 MHz
- n5: 5/10/15/20 MHz
- n12: 5/10/15 MHz
- n14: 5/10 MHz
- n29: 5/10 MHz
1
: n77
2 2
and 30 kHz
5G Module Series
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