宏定义
#define	LL_RCC_PLLP_DIV_2 (RCC_PLLCFGR_PLLPDIV_1)
#define	LL_RCC_PLLP_DIV_3 (RCC_PLLCFGR_PLLPDIV_1\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_4 (RCC_PLLCFGR_PLLPDIV_2)
#define	LL_RCC_PLLP_DIV_5 (RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_6 (RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_1)
#define	LL_RCC_PLLP_DIV_7 (RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_1\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_8 (RCC_PLLCFGR_PLLPDIV_3)
#define	LL_RCC_PLLP_DIV_9 (RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_10 (RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_1)
#define	LL_RCC_PLLP_DIV_11 (RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_1\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_12 (RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_2)
#define	LL_RCC_PLLP_DIV_13 (RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_14 (RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_1)
#define	LL_RCC_PLLP_DIV_15 (RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_1\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_16 (RCC_PLLCFGR_PLLPDIV_4)
#define	LL_RCC_PLLP_DIV_17 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_18 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_1)
#define	LL_RCC_PLLP_DIV_19 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_1\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_20 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_2)
#define	LL_RCC_PLLP_DIV_21 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_22 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_1)
#define	LL_RCC_PLLP_DIV_23 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_1\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_24 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_3)
#define	LL_RCC_PLLP_DIV_25 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_26 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_1)
#define	LL_RCC_PLLP_DIV_27 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_1\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_28 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_2)
#define	LL_RCC_PLLP_DIV_29 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_0)
#define	LL_RCC_PLLP_DIV_30 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_1)
#define	LL_RCC_PLLP_DIV_31 (RCC_PLLCFGR_PLLPDIV_4\|RCC_PLLCFGR_PLLPDIV_3\|RCC_PLLCFGR_PLLPDIV_2\|RCC_PLLCFGR_PLLPDIV_1\|RCC_PLLCFGR_PLLPDIV_0)

宏定义说明

#define LL_RCC_PLLP_DIV_10 (RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_1)

主PLL分频系数，PLLP输出分频10

定义于第657行，文件stm32g4xx_ll_rcc.h

#define LL_RCC_PLLP_DIV_11 (RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_0)

主PLL分频系数，PLLP输出分频11

定义于第658行，文件stm32g4xx_ll_rcc.h

#define LL_RCC_PLLP_DIV_12 (RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_2)

主PLL分频系数，PLLP输出分频12

定义于第659行，文件stm32g4xx_ll_rcc.h

#define LL_RCC_PLLP_DIV_13 (RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_0)

主PLL分频系数，PLLP输出分频13

定义于第660行，文件stm32g4xx_ll_rcc.h

#define LL_RCC_PLLP_DIV_14 (RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_1)

主PLL分频系数，PLLP输出分频14

定义于第661行，文件stm32g4xx_ll_rcc.h

#define LL_RCC_PLLP_DIV_15 (RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_0)

主PLL分频系数，PLLP输出分频15

定义于第662行，文件stm32g4xx_ll_rcc.h

#define LL_RCC_PLLP_DIV_16 (RCC_PLLCFGR_PLLPDIV_4)

主PLL分频系数，PLLP输出分频16

定义于第663行，文件stm32g4xx_ll_rcc.h

#define LL_RCC_PLLP_DIV_17 (RCC_PLLCFGR_PLLPDIV_4|RCC_PLLCFGR_PLLPDIV_0)

主PLL分频系数，PLLP输出分频17

定义于第664行，文件stm32g4xx_ll_rcc.h

被以下引用：LL_RCC_PLL_GetP()

#define LL_RCC_PLLP_DIV_18 (RCC_PLLCFGR_PLLPDIV_4|RCC_PLLCFGR_PLLPDIV_1)

主PLL分频系数，PLLP输出分频18

定义于第665行，文件stm32g4xx_ll_rcc.h

#define LL_RCC_PLLP_DIV_19 (RCC_PLLCFGR_PLLPDIV_4|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_0)

主PLL分频系数，PLLP输出分频19

定义于第666行，文件stm32g4xx_ll_rcc.h