Datasheet

Bosch Sensortec | BME680 Datasheet
41 | 50
Modifications reserved |Data subject not change without notice | Printed in Germany
Document number: BST-BME680-DS001-00 Revision_1.0_072017
7. Pin-out and connection diagram
7.1 Pin-out
The pin numbering of BME680 is performed in the untypical clockwise direction when seen in top view and counter-clockwise
when seen in bottom view. Picture 11 and Table 20 give a detailed description and illustration of the input/output pins.
Picture 11: Top (left) and bottom (right) views of the chip with input/output pins
Table 20: Pin description
Pin
Name
I/O type
Description
Connection
SPI 4W
SPI 3W
I
2
C
1
GND
Supply
Ground
GND
2
CSB
In
Chip select
CSB
CSB
V
DDIO
3
SDI
In/Out
Serial data input
SDI
SDI/SDO
SDA
4
SCK
In
Serial clock input
SCK
SCK
SCL
5
SDO
In/Out
Serial data output
SDO
DNC
GND for
default
address
6
V
DDIO
Supply
Digital / Interface supply
V
DDIO
7
GND
Supply
Ground
GND
8
V
DD
Supply
Analog supply
V
DD