Quectel EC25 Mini PCIe - Control and Indication Signals

LTE Standard Module Series
EC25 Mini PCIe Hardware Design
EC25_Mini_PCIe_Hardware_Design 32 / 79
3.10. Control and Indication Signals
The following table shows the pin definition of control and indication signals.
Table 12: Pin Definition of Control and Indication Signals
3.10.1. RI Signal
The RI signal can be used to wake up the host. When a URC returns, there will be the following behaviors
on the RI pin after executing AT+QCFG="risignaltype","physical".
High
Low
120ms
URC return
Figure 11: RI Behaviors
Pin Name
Pin No.
I/O
Power Domain
Description
RI
17
DO
3.3V
Output signal used to wake up the host
DTR
31
DI
3.3V
Sleep mode control
W_DISABLE#
20
DI
3.3V
Airplane mode control;
Pulled up by default;
Active low.
PERST#
22
DI
3.3V
Fundamental reset signal;
Active low.
LED_WWAN#
42
OC
LED signal for indicating the network
status of the module;
Active low.
WAKE#
1
OC
Output signal to wake up the host.