User Guide

ME910G1 HW Design Guide
1VV0301593 Rev.7 Page 48 of 98 2021-02-02
SPI
The ME910G1 Module is provided by a standard 3-wire master SPI interface + chip select
control.
The following table lists the available signals:
PAD
Signal
I/O
Function
Type
NOTE
D15
SPI_MOSI
O
SPI MOSI
CMOS 1.8V
Shared with
TX_AUX
E15
SPI_MISO
I
SPI MISO
CMOS 1.8V
Shared with
RX_AUX
F15
SPI_CLK
O
SPI Clock
CMOS 1.8V
H14
SPI_CS
O
SPI Chip Select
CMOS 1.8V
Table 20: Available Signals
Note: Due to the shared functions, SPI port and TX_AUX/RX_AUX port
cannot be used simultanously.
Refer to ME910G1 series AT command reference guide for port
configuration.
SPI Connections
Figure 13: SPI Connections
SPI_MISO
SPI_MOSI
SPI_CLK
E15
D15
F15
ME910G1
Application
Processor
SPI_CS
H14