Yuga NB module hardware manual V1.01
Table Of Contents
- Chapter 1. Introduction
- Chapter 2. Review of modules
- Chapter 3. Interface application description
- Chapter 4. RF overall technical index
- Chapter 5. Electrical characteristics of interface
- Chapter 6. Structure and mechanical properties
- Chapter 7. Production and packaging
- Chapter 8. Terminology abbreviation
LPM2100 mg NB module hardware manual
Shang Hai YUGE Information Technology co., LTD
Page
26
of
39
Figure 3-17 circuit diagram of network indicator
The resistance value in the circuit diagram of the network indicator can be adjusted
according to the LED lamp parameters.
3.12 General GPIO interface
The LPM2100 mg NB module provides two routes of GPIO. Some of these GPIO can be
reused as a variety of functions. The specific usage can be consulted by the module provider.
Table 3-15 general GPIO pin definition
Pin
Pin name
IO
Functional description
Remarks
30
GPIO_1
IO
General input / output port
2.8V level
31
GPIO_2
IO
General input / output port
2.8V level