Network Status Indication - Quectel RG520N-AT Hardware Design

Table 30: Pin Definition of Indication Signals
Pin Name
NET_MODE
STATUS
NET_STATUS
SLEEP_IND

4.13.1. Network Status Indication

These network indication pins can be used to drive network status indication LEDs. The module provides
two network indication pins: NET_MODE and NET_STATUS. The following table describes logic level
changes in different network status.
Table 31: Working State of the Network Connection Status/Activity Indication
Pin Name Status
Always High
NET_MODE
Always Low
Flicker slowly (200 ms High/1800 ms Low)
Flicker slowly (1800 ms High/200 ms Low)
NET_STATUS Flicker quickly (125 ms High/125 ms Low)
Always High
Always Low
RG520N-AT_Hardware_Design
Pin No. I/O
240 DO
237 DO
243 DO
102 DO
Description
Indicates the module's
network registration mode
Indicates the module's
operation status
Indicates the module's
network activity status
Indicates the module's
sleep mode
5G Module Series
Comment
1.8 V power domain.
Description
Registered on network
Others
Network searching
Idle
Data transmission is ongoing
Voice calling
Minimum functionality mode
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