STM32F4xx_Clock_Configuration_V1.1.0 STM32F40xx/41xx/427x/437xSystemClockConfigurationV1.1.0 ©COPYRIGHT2013STMicroelectronicsMCDApplicationTeam USBOTGFS,SDIOandRNG 48MHzmax ClockSourceHSIRC NA USBCLKError(%)16 PLL_Q 4 EnterHCLKfrequencyinMHz 0CortexTimer(Systick)HCLK/8 APB1Prescaler 1 2 PCLK1 PLL_25 PLL_N PLL_P 6 ...
STSW-STM32088 - Clock configuration tool for STM32F0xx microcontrollers (AN4055), STSW-STM32088, STMicroelectronics