5G Module Series
RM500Q-AE&RM502Q-AE Hardware Design
RM500Q-AE&RM502Q-AE_Hardware_Design 19 / 83
3 Application Interfaces
The physical connections and signal levels of RM500Q-AE&RM502Q-AE comply with PCI Express M.2
specification. This chapter mainly describes the definition and application of the following interfaces/pins
of the module:
⚫ Power supply
⚫ (U)SIM interfaces
⚫ USB interface
⚫ PCIe interface
⚫ PCM interface*
⚫ Control and indication interfaces*
⚫ COEX UART interface*
⚫ Antenna tuner control interface*
⚫ Configuration pins
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