Constant esp_idf_svc::hal::sys::i2c_slave_stretch_cause_t_I2C_SLAVE_STRETCH_CAUSE_TX_EMPTY

pub const i2c_slave_stretch_cause_t_I2C_SLAVE_STRETCH_CAUSE_TX_EMPTY: u32 = 1; // 1u32

< Stretching SCL low when TX FIFO is empty in slave mode