STM32F439xx HAL User Manual
Defines
GPIO speed define
GPIO Exported Constants

GPIO Output Maximum frequency. More...

Defines

#define GPIO_SPEED_FREQ_LOW   0x00000000U
#define GPIO_SPEED_FREQ_MEDIUM   0x00000001U
#define GPIO_SPEED_FREQ_HIGH   0x00000002U
#define GPIO_SPEED_FREQ_VERY_HIGH   0x00000003U

Detailed Description

GPIO Output Maximum frequency.


Define Documentation

#define GPIO_SPEED_FREQ_HIGH   0x00000002U

range 25 MHz to 100 MHz, please refer to the product datasheet

Definition at line 160 of file stm32f4xx_hal_gpio.h.

#define GPIO_SPEED_FREQ_LOW   0x00000000U

IO works at 2 MHz, please refer to the product datasheet

Definition at line 158 of file stm32f4xx_hal_gpio.h.

#define GPIO_SPEED_FREQ_MEDIUM   0x00000001U

range 12,5 MHz to 50 MHz, please refer to the product datasheet

Definition at line 159 of file stm32f4xx_hal_gpio.h.

#define GPIO_SPEED_FREQ_VERY_HIGH   0x00000003U

range 50 MHz to 200 MHz, please refer to the product datasheet

Definition at line 161 of file stm32f4xx_hal_gpio.h.

Referenced by HAL_RCC_MCOConfig().