Quectel EC25-V - Table 20: Behavior of the Ri

LTE Module Series
EC25-V User Manual
EC25-V_User_Manual Confidential / Released 44 /
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Table 20: Behavior of the RI
State
Response
Idle
RI keeps high level
URC
RI outputs 120ms low pulse when new URC returns
The RI behavior can be changed by command AT+QCFG=“urc/ri/ring”. Refer to document [2] for
details.