LPM2100 mg NB Module Hardware User Guide
Shanghai Yuge Information Technology Co., Ltd.
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Table 3-9 ADC Signal Definition
Pin Signal name IO High value
Description
9
ADC0
AI Universal analog to digital converter interface
3.9 SPI interface
The LPM2100 mg series module provides a set of SPI interfaces with an interface
voltage of IO output level.
Table 3-10 SPI Signal Definition
Pin Pin name
IO
Functional description
Remarks
3
SPI_MISO
DI
Host input slave output
IO voltage domain
4
SPI_MOSI
DO Host output slave input
IO voltage domain
5
SPI_SCLK
DO Serial clock signal
IO voltage domain
6
SPI_CS
DO Chip select signal
IO voltage domain
Figure 3-18 SPI read timing diagram
Figure 3-19 SPI write timing diagram
