UM1725
It defines the STM32 device supported, and allows to configure the CMSIS and HAL drivers accordingly.
It provides ready to use user files preconfigured as defined below:
HAL is initialized
SysTick ISR implemented for HAL_Delay()
System clock configured with the maximum frequency of the device.
If an existing project is copied to another location, then include paths must be updated.
Figure 1: Example of project template
2.2 HAL data structures
Each HAL driver can contain the following data structures:
Peripheral handle structures
Initialization and configuration structures
Specific process structures.
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