5G Module Series
RM510Q-GL Hardware Design
RM510Q-GL_Hardware_Design 36 / 88
4
Application Interfaces
The physical connections and signal levels of RM510Q-GL comply with
PCI Express M.2 specification
.
This chapter mainly describes the definition and application of the following interfaces/pins of the module:
⚫
(U)SIM interfaces
⚫
USB interface
⚫
PCIe 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 interface circuitry meets ETSI and IMT-2000 requirements. Both Class B (3.0 V) and Class C
(1.8 V) (U)SIM cards are supported. RM510Q-GL only supports single (U)SIM slot.
4.1.1. Pin Definition of (U)SIM
Table 14: Pin Definition of (U)SIM Interface
Pin
No.
Pin Name
I/O
Description
DC Characteristics
36
USIM1_VDD
PO
Power supply for (U)SIM1 card
1.8/3.0 V
34
USIM1_DATA
DIO, PU
(U)SIM1 card data
USIM_VDD
1.8/3.0 V
32
USIM1_CLK
DO, PD
(U)SIM1 card clock
USIM_VDD
1.8/3.0 V
30
USIM1_RST
DO, PD
(U)SIM1 card reset
USIM_VDD
1.8/3.0 V
66
USIM1_DET
DI, PU
(U)SIM1 card hot-plug detect
1.8 V