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LTE-A Module Series
EG18 Hardware Design
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3.15. Operation Status Indication
The STATUS pin is set as the module status indicator. It outputs high level voltage when the module is
turned on.
The following table describes pin definition of STATUS pin.
Table 23: Pin Definition of STATUS
A reference circuit is shown as below.
4.7K
47K
VBAT
2.2K
Module
STATUS
Figure 31: Reference Circuits of STATUS
3.16. RI Behaviors
AT+QCFG="risignaltype","physical"
command can be executed to configure RI behaviors.
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.
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