LTE Standard Module Series
EM05-G Hardware Design
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4 Application Interfaces
The physical connections and signal levels of EM05-G comply with PCI Express M.2 specifications. This
chapter mainly describes the definition and application of the following interfaces of EM05-G:
⚫ (U)SIM interface
⚫ USB interface
⚫ PCM interface*
⚫ Control and indication interfaces
⚫ Cellular/WLAN COEX interface*
⚫ Antenna tuner control interface*
⚫ Configuration pins
4.1. (U)SIM Interface
The (U)SIM interfaces circuitry meets ETSI and IMT-2000 requirements. Both Class B (3.0 V) and Class
C (1.8 V) (U)SIM cards are supported.
4.1.1. Pin Definition of (U)SIM
Table 10: Pin Definition of (U)SIM Interfaces