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SourceVuESP-IDF Framework and ExamplesESP-IDFi2c_obj_t::rx_cnt

i2c_obj_t::rx_cnt field

record current read index, for master mode

Syntax

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Summary

Declaration

int rx_cnt;

References

Code

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Referrer

int rx_cnt; /*!< record current read index, for master mode */

p_i2c->rx_cnt = 0;

i2c_driver_install()

i2c_ll_read_rxfifo(i2c_context[i2c_num].hal.dev, cmd->data + cmd->bytes_used, p_i2c->rx_cnt);

i2c_master_cmd_begin_static()

cmd->bytes_used += p_i2c->rx_cnt;

i2c_master_cmd_begin_static()

p_i2c->rx_cnt = fifo_fill;

i2c_master_cmd_begin_static()

p_i2c->rx_cnt = 0;

i2c_master_cmd_begin()

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Data Use

i2c_obj_t::rx_cnt is written by 3 functions and is read by 1 function:

i2c_driver_install()

i2c_master_cmd_begin_static()

i2c_master_cmd_begin()

i2c_obj_t::rx_cnt

i2c_master_cmd_begin_static()

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