Esp32/Core/twi_arch.h File Reference

#include <hal/gpio_types.h>
#include <hal/gpio_ll.h>

Include dependency graph for Esp32/Core/twi_arch.h:

Go to the source code of this file.

Macros
#define	gpio_drive_cap_t   uint32_t
#define	SDA_LOW()   gpio_ll_output_enable(&GPIO, gpio_num_t(twi_sda))
#define	SDA_HIGH()   gpio_ll_output_disable(&GPIO, gpio_num_t(twi_sda))
#define	SDA_READ()   (gpio_ll_get_level(&GPIO, gpio_num_t(twi_sda)) != 0)
#define	SCL_LOW()   gpio_ll_output_enable(&GPIO, gpio_num_t(twi_scl))
#define	SCL_HIGH()   gpio_ll_output_disable(&GPIO, gpio_num_t(twi_scl))
#define	SCL_READ()   (gpio_ll_get_level(&GPIO, gpio_num_t(twi_scl)) != 0)
#define	DEFAULT_SDA_PIN   21
#define	DEFAULT_SCL_PIN   22

Macro Definition Documentation

DEFAULT_SCL_PIN

#define DEFAULT_SCL_PIN   22

DEFAULT_SDA_PIN

#define DEFAULT_SDA_PIN   21

gpio_drive_cap_t

#define gpio_drive_cap_t   uint32_t

SCL_HIGH

#define SCL_HIGH

(

)

gpio_ll_output_disable(&GPIO, gpio_num_t(twi_scl))

SCL_LOW

#define SCL_LOW

(

)

gpio_ll_output_enable(&GPIO, gpio_num_t(twi_scl))

SCL_READ

#define SCL_READ

(

)

(gpio_ll_get_level(&GPIO, gpio_num_t(twi_scl)) != 0)

SDA_HIGH

#define SDA_HIGH

(

)

gpio_ll_output_disable(&GPIO, gpio_num_t(twi_sda))

SDA_LOW

#define SDA_LOW

(

)

gpio_ll_output_enable(&GPIO, gpio_num_t(twi_sda))

SDA_READ

#define SDA_READ

(

)

(gpio_ll_get_level(&GPIO, gpio_num_t(twi_sda)) != 0)