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SourceVuESP-IDF Framework and ExamplesESP-IDFble_gattc_exchange_mtu()

ble_gattc_exchange_mtu() function

Initiates GATT procedure: Exchange MTU.

Syntax

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Summary

Declaration

Definition

from ble_gatt.h:527

int ble_gattc_exchange_mtu(uint16_t conn_handle, ble_gatt_mtu_fn *cb, void *cb_arg);

Implemented in ble_gattc.c:1420

Arguments

Argument

Description

conn_handle

The connection over which to execute the procedure.

The function to call to report procedure status updates; null for no callback.

cb_arg

The optional argument to pass to the callback function.

Return value

0 on success; nonzero on failure.

Examples

ble_gattc_exchange_mtu() is referenced by 2 libraries and example projects:

enc_adv_data_cent sample

blecent_throughput sample

References

from 0/2 examples

Code

Location

ble_gattc_exchange_mtu(uint16_t conn_handle, ble_gatt_mtu_fn *cb, void *cb_arg)

ble_gattc.c:1421

int ble_gattc_exchange_mtu(uint16_t conn_handle,

ble_gatt.h:527

Call Tree

from 0/2 examples

ble_gattc_exchange_mtu() calls 4 functions:

ble_gattc_exchange_mtu()

ble_gattc_log_proc_init()

ble_gattc_mtu_tx()

ble_gattc_proc_alloc()

ble_gattc_process_status()

Data Use

from 0/2 examples

ble_gattc_exchange_mtu() reads 1 variable and writes 5 variables:

ble_gattc_proc::::mtu

ble_gattc_exchange_mtu()

ble_gattc_proc::conn_handle

ble_gattc_proc::cid

ble_gattc_proc::op

ble_gattc_proc::::::cb

ble_gattc_proc::::::cb_arg

Class Tree

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Override Tree

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Implementations

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Instances

from 0/2 examples

Lifecycle

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