M-G362 Datasheet, PDF (17/69 Pages) Epson Company – IMU (Inertial Measurement Unit)

5. Basic Operation
5.1 Connection to Host
The device is connected to the host via SPI or UART. The following is an example of the connection.
NOTE: SPI multiple slave configuration is not supported.
NOTE: Connect either SPI or UART but not both. Connecting both SPI and UART at the same time may
result in malfunction of the device.
NOTE: Refer to Table 2.6 Pin Function Description for the connection of unused pins.
I/O LINES ARE COMPATIBLE
WITH 3.3V LOGIC LEVELS
3.3V
SS
SYSTEM
PROCESSOR
SPI MASTER
SCLK
MOSI
MISO
IRQ
GND
11
7 CS
5 SCLK
6 SDI
12
G362
SPI SLAVE
8 SDO
17 DRDY(GPIO1)
13 14 15 16
Figure 5.1 SPI Connection
I/O LINES ARE COMPATIBLE
WITH 3.3V LOGIC LEVELS
3.3V
TX
SYSTEM
PROCESSOR _RX
MIO
IRQ
GND
11
12
10 SIN
G362
9 SOUT
20 BRATE
17 DRDY(GPIO1)
13 14 15 16
Figure 5.2 UART Connection
M-G362PDC1 Data Sheet
Seiko Epson Corporation
13
Rev.20131217