User's Manual

LTE Module BEC CBRS-12 User Manual
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Table 23: Pin Definition of STATUS
A reference circuit is shown as below.
Figure 27: Reference Circuits of STATUS
3.17. Behavior of the RI
AT+QCFG="risignaltype","physical" command can be executed to configure RI behavior.
No matter on which port a URC is presented, the URC will trigger the behavior of RI pin.
The URC can be output from UART port, USB AT port and USB modem port by executing
AT+QURCCFG command. The default port is USB AT port.
In addition, RI behavior can be configured flexibly. The default behavior of the RI is shown as below.
Table 24: Behavior of the RI
State Response
Idle RI keeps at high level
Pin Name Pin No. I/O Description Comment
STATUS 171 DO Indicate the module’s operation status
1.8V power domain
If unused, keep it open.
NOTE