/** * @file stm8_bootloader_registers.h * @brief Bootloader 使用的 STM8S003F3P6 最小寄存器定义。 */ #ifndef STM8_BOOTLOADER_REGISTERS_H #define STM8_BOOTLOADER_REGISTERS_H #include #define REG8(address) (*((volatile uint8_t *)(address))) /* FLASH 外设寄存器地址，地址来自 STM8S003 数据手册。 */ #define FLASH_CR1_ADDR 0x505Au #define FLASH_CR2_ADDR 0x505Bu #define FLASH_NCR2_ADDR 0x505Cu #define FLASH_IAPSR_ADDR 0x505Fu #define FLASH_PUKR_ADDR 0x5062u #define FLASH_CR1 REG8(FLASH_CR1_ADDR) #define FLASH_CR2 REG8(FLASH_CR2_ADDR) #define FLASH_NCR2 REG8(FLASH_NCR2_ADDR) #define FLASH_IAPSR REG8(FLASH_IAPSR_ADDR) #define FLASH_PUKR REG8(FLASH_PUKR_ADDR) /* Flash 控制位。 */ #define FLASH_CR2_PRG 0x01u #define FLASH_CR2_WPRG 0x10u #define FLASH_IAPSR_HVOFF 0x08u /* IWDG 寄存器。 */ #define IWDG_KR_ADDR 0x50E0u #define IWDG_PR_ADDR 0x50E1u #define IWDG_RLR_ADDR 0x50E2u #define IWDG_KR REG8(IWDG_KR_ADDR) #define IWDG_PR REG8(IWDG_PR_ADDR) #define IWDG_RLR REG8(IWDG_RLR_ADDR) /* SPI1 外设寄存器。 */ #define SPI1_CR1_ADDR 0x5200u #define SPI1_CR2_ADDR 0x5201u #define SPI1_ICR_ADDR 0x5202u #define SPI1_SR_ADDR 0x5203u #define SPI1_DR_ADDR 0x5204u #define SPI1_CR1 REG8(SPI1_CR1_ADDR) #define SPI1_CR2 REG8(SPI1_CR2_ADDR) #define SPI1_SR REG8(SPI1_SR_ADDR) #define SPI1_DR REG8(SPI1_DR_ADDR) #define GPIOA_ODR REG8(0x5000u) #define GPIOA_IDR REG8(0x5001u) #define GPIOA_DDR REG8(0x5002u) #define GPIOA_CR1 REG8(0x5003u) #define GPIOC_ODR REG8(0x500Au) #define GPIOC_DDR REG8(0x500Cu) #define GPIOC_CR1 REG8(0x500Du) /* GPIO Port D寄存器；PD4用于W25Q64片选CS#。 */ #define GPIOD_ODR REG8(0x500Fu) #define GPIOD_IDR REG8(0x5010u) #define GPIOD_DDR REG8(0x5011u) #define GPIOD_CR1 REG8(0x5012u) #define GPIOD_CR2 REG8(0x5013u) #define SPI_CR1_SPE 0x40u #define SPI_CR1_MSTR 0x04u #define SPI_CR1_BR0 0x08u #define SPI_CR1_BR1 0x10u #define SPI_CR1_BR2 0x20u #define SPI_CR2_SSI 0x01u #define SPI_CR2_SSM 0x02u #define SPI_SR_RXNE 0x01u #define SPI_SR_TXE 0x02u #define SPI_SR_BSY 0x80u #define FLASH_IAPSR_EOP 0x04u #define FLASH_CR2_PRG 0x01u #define FLASH_CR2_ERASE 0x20u #endif