Upgrading Firmware; For App 2.0 Board; Figure 9 : Firmware Upgrade Window; Figure 10 : Application Boot Loader - Bosch BME280 User Manual

Bosch Sensortec | BME280 User Manual

3.2 Upgrading Firmware

3.2.1 For App 2.0 Board:

To upgrade the firmware of DD2.1 UI to match the current version, follow the steps below:
 Click Menu -> Settings-> Firmware Upgrade. The following window appears:
 Click Enter Boot mode.
▪ Switch off board, and press Switch 2.In Application board, all four LEDs will glow simultaneously.
▪ Click OK.
▪ All four LEDs will glow simultaneously.
▪ Press OK.
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Figure 9 : Firmware upgrade window

Figure 10 : Application Boot Loader

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Document number: BST-BME280-DSxxx-yy