BME690 datasheet(21/60 Pages) BOSCH

Part #	BME690

Description	Digital low power temperature, humidity, pressure and gas sensor with AI

PDF	60 Pages

Scroll/Zoom	100%

Manufacturer	BOSCH [Bosch Sensortec GmbH]

Direct Link	https://www.bosch-sensortec.com

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21 / 60 page

Bosch Sensortec | BME690 - Datasheet

21 | 60

Document number: BST-BME690-DS001-04

as well as in the event of applications for industrial property rights

Figure 4: Sensor configuration flow in Parallel Mode

Parallel 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 conversion

• Set run_gas to 1

Select number of steps in heater profile

• Set nb_conv <3:0> (from 1 to 10)

Set heater-on time of each step

• Calculate required wait time before each TPHG

measurement and set gas_wait_shared<7:0>

• Calculate number of TPHG repitions needed and set

gas_wait_x<7:0> (up to 255)

Set heater temperature of each step

• Convert heater temperature to register code

• Set res_heat_x<7:0>

Set mode to parallel mode

• Set mode<1:0> to 0b10

BME690 Datasheet(PDF) 21 Page - Bosch Sensortec GmbH