Product Info

LTE Module Series
BG96 Hardware Design
BG96_Hardware_Design 42 / 81
Figure 12: Timing of Resetting Module
1. Use RESET_N only when turning off the module by AT+QPOWDcommand and PWRKEY pin both
failed.
Ensure that there is no large capacitance on PWRKEY and RESET_N pins.
3.8. (U)SIM Interface
The(U)SIM interface circuitrymeets ETSI and IMT-2000 requirements. Both 1.8V and 3.0V (U)SIM cards
are supported.
Table 9: Pin Definition of (U)SIM Interface
Pin Name Pin No. I/O Description Comment
USIM_
PRESENCE
42 DI (U)SIM card insertion detection
USIM_VDD 43 PO Power supply for (U)SIM card
Either 1.8V or 3.0V is supported
by the module automatically.
USIM_RST 44 DO Reset signal of (U)SIM card
USIM_DATA 45 IO Data signal of (U)SIM card
USIM_CLK 46 DO Clock signal of (U)SIM card
USIM_GND 47 Specified ground for (U)SIM card
NOTES