Application Interfaces; U)Sim Interface; Pin Definition Of (U)Sim - Quectel EM05-G Hardware Design

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
Pin No. Pin Name
36 USIM1_VDD
34 USIM1_DATA
32 USIM1_CLK
30 USIM1_RST
66 USIM1_DET
48 USIM2_VDD
EM05-G_Hardware_Design
I/O Description
PO Power supply for (U)SIM1 card
DIO, PU (U)SIM1 card data
DO, PD (U)SIM1 card clock
DO, PD (U)SIM1 card reset
1) DI, PU (U)SIM1 card hot-plug detect.
PO Power supply for (U)SIM2 card
LTE Standard Module Series
EM05-G Hardware Design
DC Characteristics
1.8/3.0 V
USIM1_VDD
1.8/3.0 V
USIM1_VDD
1.8/3.0 V
USIM1_VDD
1.8/3.0 V
1.8 V
USIM2_VDD
1.8/3.0 V
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