General Purpose Gpio Interface; Other Interface; Wakeup Interface - YUGE LPM2100 bg Series Usage Manual

LPM2100 bg NB Module Hardware Usage Guide
18 NETLIGHT
status
Module not running or module not registered
Module is registering network
Module is connected to the network
LED network indicator reference design is as follows：
The size of the resistor in the network indicator circuit diagram can be adjusted
according to the LED lamp parameters.

3.12 General purpose GPIO interface

The LPM2100 bg series module provides two GPIOs. Some of these GPIOs can be
reused for multiple functions. Consult the module provider for specific usage.
Pin Pin name
31 GPIO_15
35 GPIO_14

3.13 Other interface

3.13.1 WAKEUP interface

The LPM2100 bg series module supports the PSM function, and wakes up the module by
pulling the WAKEUP pin on the 19-pin.
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Table 3-14 Network indication status
Figure 3-19 Network indicator circuit diagram
Table 3-15 General GPIO Pin Definitions
IO Functional description
IO Universal input/output port
IO Universal input/output port
Network status indication
LED display status
Slow flash
Fast flash
Constantly bright
Remarks
Reserved
Reserved
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