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Hello to all. I just wanted to mention that the calculation of the working frequency of the USB port, in the library module "stm32f3xx_hal_rcc_ex.c", line 1228, in the function "HAL_RCCEx_GetPeriphCLKFreq", in case the USB prescaler is set as PLLfreq / 1.

elb-lab
Associate II

‎2021-10-28 03:13 AM

 
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elb-lab
Associate II

‎2021-10-28 03:14 AM

Hello to all. I just wanted to mention that the calculation of the working frequency of the USB port, in the library module "stm32f3xx_hal_rcc_ex.c", line 1228, in the function "HAL_RCCEx_GetPeriphCLKFreq", in case the USB prescaler is set as PLLfreq / 1.5, the frequency of the PLL is MULTIPLIED by 1.5 instead of divided.

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