ST STM32F2 User Manual page 1048

LL RCC Generic Driver
LL_RCC_PLLSOURCE_HSI
LL_RCC_PLLSOURCE_HSE
PLL Spread Spectrum Selection
LL_RCC_SPREAD_SELECT_CENTER
LL_RCC_SPREAD_SELECT_DOWN
RTC clock source selection
LL_RCC_RTC_CLKSOURCE_NONE
LL_RCC_RTC_CLKSOURCE_LSE
LL_RCC_RTC_CLKSOURCE_LSI
LL_RCC_RTC_CLKSOURCE_HSE
HSE prescaler for RTC clock
LL_RCC_RTC_NOCLOCK
LL_RCC_RTC_HSE_DIV_2
LL_RCC_RTC_HSE_DIV_3
LL_RCC_RTC_HSE_DIV_4
LL_RCC_RTC_HSE_DIV_5
LL_RCC_RTC_HSE_DIV_6
LL_RCC_RTC_HSE_DIV_7
LL_RCC_RTC_HSE_DIV_8
LL_RCC_RTC_HSE_DIV_9
LL_RCC_RTC_HSE_DIV_10
LL_RCC_RTC_HSE_DIV_11
LL_RCC_RTC_HSE_DIV_12
LL_RCC_RTC_HSE_DIV_13
LL_RCC_RTC_HSE_DIV_14
LL_RCC_RTC_HSE_DIV_15
LL_RCC_RTC_HSE_DIV_16
LL_RCC_RTC_HSE_DIV_17
LL_RCC_RTC_HSE_DIV_18
LL_RCC_RTC_HSE_DIV_19
LL_RCC_RTC_HSE_DIV_20
LL_RCC_RTC_HSE_DIV_21
LL_RCC_RTC_HSE_DIV_22
LL_RCC_RTC_HSE_DIV_23
LL_RCC_RTC_HSE_DIV_24
LL_RCC_RTC_HSE_DIV_25
1048/1371
HSI16 clock selected as PLL entry clock source
HSE clock selected as PLL entry clock source
PLL center spread spectrum selection
PLL down spread spectrum selection
No clock used as RTC clock
LSE oscillator clock used as RTC clock
LSI oscillator clock used as RTC clock
HSE oscillator clock divided by HSE prescaler
used as RTC clock
HSE not divided
HSE clock divided by 2
HSE clock divided by 3
HSE clock divided by 4
HSE clock divided by 5
HSE clock divided by 6
HSE clock divided by 7
HSE clock divided by 8
HSE clock divided by 9
HSE clock divided by 10
HSE clock divided by 11
HSE clock divided by 12
HSE clock divided by 13
HSE clock divided by 14
HSE clock divided by 15
HSE clock divided by 16
HSE clock divided by 17
HSE clock divided by 18
HSE clock divided by 19
HSE clock divided by 20
HSE clock divided by 21
HSE clock divided by 22
HSE clock divided by 23
HSE clock divided by 24
HSE clock divided by 25
DocID028236 Rev 2
UM1940