System configuration controller 0x0 0x400 registers MEMRM MEMRM memory remap register 0x0 0x20 read-write 0x00000000 MEM_MODE MEM_MODE 0 #ifdef __HAVE_FMC 3 #else 2 #endif #if defined(STM32F427) || defined(STM32F437) || defined(STM32F429) || defined(STM32F439) FB_MODE Flash bank mode selection 8 1 SWP_FMC FMC memory mapping swap 10 2 #endif PMC PMC peripheral mode configuration register 0x4 0x20 read-write 0x00000000 #ifdef __HAVE_ETHERNET MII_RMII_SEL Ethernet PHY interface selection 23 1 #endif #if defined(STM32F427) || defined(STM32F437) || defined(STM32F429) || defined(STM32F439) ADC1DC2 ADC1DC2 16 1 ADC2DC2 ADC2DC2 17 1 ADC3DC2 ADC3DC2 18 1 #endif EXTICR1 EXTICR1 external interrupt configuration register 1 0x8 0x20 read-write 0x0000 EXTI3 EXTI x configuration (x = 0 to 3) 12 4 EXTI2 EXTI x configuration (x = 0 to 3) 8 4 EXTI1 EXTI x configuration (x = 0 to 3) 4 4 EXTI0 EXTI x configuration (x = 0 to 3) 0 4 EXTICR2 EXTICR2 external interrupt configuration register 2 0xC 0x20 read-write 0x0000 EXTI7 EXTI x configuration (x = 4 to 7) 12 4 EXTI6 EXTI x configuration (x = 4 to 7) 8 4 EXTI5 EXTI x configuration (x = 4 to 7) 4 4 EXTI4 EXTI x configuration (x = 4 to 7) 0 4 EXTICR3 EXTICR3 external interrupt configuration register 3 0x10 0x20 read-write 0x0000 EXTI11 EXTI x configuration (x = 8 to 11) 12 4 EXTI10 EXTI10 8 4 EXTI9 EXTI x configuration (x = 8 to 11) 4 4 EXTI8 EXTI x configuration (x = 8 to 11) 0 4 EXTICR4 EXTICR4 external interrupt configuration register 4 0x14 0x20 read-write 0x0000 EXTI15 EXTI x configuration (x = 12 to 15) 12 4 EXTI14 EXTI x configuration (x = 12 to 15) 8 4 EXTI13 EXTI x configuration (x = 12 to 15) 4 4 EXTI12 EXTI x configuration (x = 12 to 15) 0 4 CMPCR CMPCR Compensation cell control register 0x20 0x20 read-only 0x00000000 READY READY 8 1 CMP_PD Compensation cell power-down 0 1