LTE-A Module Series
EG06 Hardware Design
EG06_Hardware_Design 54 / 89
A reference circuit is shown as below.
4.7K
47K
VBAT
2.2K
Module
STATUS
Figure 27: Reference Circuits of STATUS
3.16. Behavior of the RI
AT+QCFG="risignaltype","physical" command can be used 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 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 21: Behavior of the RI
RI outputs 120ms low pulse when a new URC returns
The RI behavior can be changed by AT+QCFG="urc/ri/ring" command. Please refer to document [1]
for details.
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