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#ifndef STM32_H
#define STM32_H
#include <stdint.h>
struct RCC_t {
volatile uint32_t CR;
volatile uint32_t CFGR;
volatile uint32_t CIR;
volatile uint32_t APB2RSTR;
volatile uint32_t APB1RSTR;
volatile uint32_t AHBENR;
volatile uint32_t APB2ENR;
volatile uint32_t APB1ENR;
volatile uint32_t BDCR;
volatile uint32_t CSR;
enum AHB_dev {
DMA1 = 1 << 0,
DMA2 = 1 << 1,
SRAM = 1 << 2,
FLITF = 1 << 4,
CRC = 1 << 6,
FSMC = 1 << 8,
SDIO = 1 << 10
};
enum APB1_dev {
TIM2 = 1 << 0,
TIM3 = 1 << 1,
TIM4 = 1 << 2,
TIM5 = 1 << 3,
TIM6 = 1 << 4,
TIM7 = 1 << 5,
TIM12 = 1 << 6,
TIM13 = 1 << 7,
TIM14 = 1 << 8,
WWDG = 1 << 11,
SPI2 = 1 << 14,
SPI3 = 1 << 15,
USART2 = 1 << 17,
USART3 = 1 << 18,
UART4 = 1 << 19,
UART5 = 1 << 20,
I2C1 = 1 << 21,
I2C2 = 1 << 22,
USB = 1 << 23,
CAN = 1 << 25,
BKP = 1 << 27,
PWR = 1 << 28,
DAC = 1 << 29
};
enum APB2_dev {
AFIO = 1 << 0,
IOPA = 1 << 2,
IOPB = 1 << 3,
IOPC = 1 << 4,
IOPD = 1 << 5,
IOPE = 1 << 6,
IOPF = 1 << 7,
IOPG = 1 << 8,
ADC1 = 1 << 9,
ADC2 = 1 << 10,
TIM1 = 1 << 11,
SPI1 = 1 << 12,
TIM8 = 1 << 13,
USART1 = 1 << 14,
ADC3 = 1 << 15,
TIM9 = 1 << 19,
TIM10 = 1 << 20,
TIM11 = 1 << 21
};
inline void enable(AHB_dev dev) {
AHBENR |= dev;
}
inline void enable(APB1_dev dev) {
APB1ENR |= dev;
}
inline void enable(APB2_dev dev) {
APB2ENR |= dev;
}
};
static RCC_t& RCC = *(RCC_t*)0x40021000;
struct FLASH_t {
volatile uint32_t ACR;
volatile uint32_t KEYR;
volatile uint32_t OPTKEYR;
volatile uint32_t SR;
volatile uint32_t CR;
volatile uint32_t AR;
volatile uint32_t RESERVED;
volatile uint32_t OBR;
volatile uint32_t WRPR;
};
static FLASH_t& FLASH = *(FLASH_t*)0x40022000;
struct GPIO_t {
volatile uint32_t CRL;
volatile uint32_t CRH;
volatile uint32_t IDR;
volatile uint32_t ODR;
volatile uint32_t BSRR;
volatile uint32_t BRR;
volatile uint32_t LCKR;
};
static GPIO_t& GPIOA = *(GPIO_t*)0x40010800;
static GPIO_t& GPIOB = *(GPIO_t*)0x40010c00;
static GPIO_t& GPIOC = *(GPIO_t*)0x40011000;
struct I2C_t {
volatile uint32_t CR1;
volatile uint32_t CR2;
volatile uint32_t OAR1;
volatile uint32_t OAR2;
volatile uint32_t DR;
volatile uint32_t SR1;
volatile uint32_t SR2;
volatile uint32_t CCR;
volatile uint32_t TRISE;
};
static I2C_t& I2C1 = *(I2C_t*)0x40005400;
static I2C_t& I2C2 = *(I2C_t*)0x40005800;
struct USART_t {
volatile uint32_t SR;
volatile uint32_t DR;
volatile uint32_t BRR;
volatile uint32_t CR1;
volatile uint32_t CR2;
volatile uint32_t CR3;
volatile uint32_t GTPR;
};
static USART_t& USART1 = *(USART_t*)0x40013800;
static USART_t& USART2 = *(USART_t*)0x40004400;
static USART_t& USART3 = *(USART_t*)0x40004800;
#endif
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