Datasheet

Bosch Sensortec | BME680 Datasheet
16 | 50
Modifications reserved |Data subject not change without notice | Printed in Germany
Document number: BST-BME680-DS001-00 Revision_1.0_072017
3.2.2 Sensor configuration flow
Picture 2 illustrates which control registers must be set. For details on the individual control registers, please refer to
Chapter 5. Moreover, details on the measurement flow for the individual modes can be found in Section 3.3.
Picture 2: Sensor configuration flow
Forced Mode
Select oversampling for T, P and H
• Set osrs_x<2:0>
Select IIR filter for temperature sensor
• Set filter<2:0>
Enable gas coversion
• Set run_gas to 1
Select index of heater set-point
• Set nb_conv <3:0> (indexing is zero-based)
Define heater-on time
• Convert duration to register code
• Set gas_wait_x<7:0> (time base unit is ms)
Set heater temperature
• Convert temperature to register code
• Set res_heat_x<7:0>
Set mode to forced mode
• Set mode<1:0> to 0b01