Wlan And Bt Interfaces - Quectel QuecOpen AG521R-NA Hardware Design

The value of R1–R16 varies with the selection of PHY.

3.16. WLAN and BT Interfaces*

The module provides a PCIe interface for WLAN function and UART & PCM interfaces for BT function.
Table 23: Pin Definition of WLAN and BT Interfaces
Pin Name Pin No.
PCIe Interface
PCIE_REFCLK_P 40
PCIE_REFCLK_M 38
PCIE_TX_M 44
PCIE_TX_P 46
PCIE_RX_M 32
PCIE_RX_P 34
PCIE_CLKREQ 36
PCIE_RST 39
PCIE_WAKE 30
Coexistence Interface
COEX_UART_
67
RXD
COEX_UART_
69
TXD
BT Interface
BT_UART_TXD 59
BT_UART_RXD 63
BT_UART_RTS 61
AG521R-NA_QuecOpen_Hardware_Design
I/O Description
AO PCIe reference clock (+)
AO PCIe reference clock (-)
AO PCIe transmit (-)
AO PCIe transmit (+)
AI PCIe receive (-)
AI PCIe receive (+)
DI
PCIe clock request
O
DO PCIe reset
DI PCIe wakeup
LTE&WLAN/BT
DI
coexistence receive
LTE&WLAN/BT
DO
coexistence transmit
DO BT UART transmit
DI BT UART receive
DI BT UART request to send
Automotive Module Series
AG521R-NA QuecOpen Hardware Design
Comment
Require differential
impedance of 95 Ω.
1.8 V power domain.
1.8 V power domain.
1.8 V power domain.
Can be configured to
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