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SourceVuESP-IDF Framework and ExamplesESP-IDFi2c_obj_t::mode

i2c_obj_t::mode field

I2C mode, master or slave

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Declaration

int mode;

References

Code

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Referrer

int mode; /*!< I2C mode, master or slave */

p_i2c->mode = mode;

i2c_driver_install()

if (p_i2c->mode == I2C_MODE_MASTER) {

i2c_isr_handler_default()

ESP_RETURN_ON_FALSE(p_i2c_obj[i2c_num]->mode == I2C_MODE_MASTER, ESP_ERR_INVALID_STATE, I2C_TAG, I2C_MASTER_MODE_ERR_STR);

i2c_master_cmd_begin()

ESP_RETURN_ON_FALSE(p_i2c_obj[i2c_num]->mode == I2C_MODE_SLAVE, ESP_FAIL, I2C_TAG, I2C_MODE_SLAVE_ERR_STR);

i2c_slave_write_buffer()

ESP_RETURN_ON_FALSE(p_i2c_obj[i2c_num]->mode == I2C_MODE_SLAVE, ESP_FAIL, I2C_TAG, I2C_MODE_SLAVE_ERR_STR);

i2c_slave_read_buffer()

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Data Use

i2c_obj_t::mode is written by 1 function and is read by 4 functions:

i2c_driver_install()

i2c_obj_t::mode

i2c_isr_handler_default()

i2c_master_cmd_begin()

i2c_slave_write_buffer()

i2c_slave_read_buffer()

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