DocID026958 Rev 1 9/16
AN4594 Software overview
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3.3 Board support package (BSP)
The board software package (BSP) includes support for the peripherals on the STM32
Nucleo board with a limited set of APIs that provides a programming interface for certain
board-specific peripherals such as the LED, the user button, etc., and also facilitates
identifying the specific board version.
For the sensor expansion board, it provides the programming interface for various sensors
like temperature, pressure and UV sensors and support for initializing and obtaining sensor
data.