Hardware Guide

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FIBOCOM MC116-NA Series Hardware Guide Page 32 of 63
Figure 5-10 (U)SIM card connector with detection signal reference circuit
5.3.2.2 (U)SIM Card Connector Without Detection Signal
If use (U)SIM card connector without detection signal USIM_ PRESENCE pin must keep floating.
Figure 5-11 (U)SIM card connector without detection signal reference circuit
5.3.3 (U)SIM Hot Plug
MC116-NA series module supports (U)SIM hot plug function. It determines the insertion and removal of
(U)SIM card by detecting the USIM_ PRESENCE pin state.
The card hot plug function can be configured by the “AT+MSMPD” commands, and the AT commands
are shown in the following table: