gatt_client_get_mtu() function

MTU is available after the first query has completed. If status is equal to ERROR_CODE_SUCCESS, it returns the real value, otherwise the default value ATT_DEFAULT_MTU (see bluetooth.h).

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Declaration

Definition

from gatt_client.h:347

uint8_t gatt_client_get_mtu(hci_con_handle_t con_handle, uint16_t * mtu);

Implemented in gatt_client.c:277

Arguments

Argument

con_handle

mtu

Return value

status ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER if no HCI connection for con_handle is found BTSTACK_MEMORY_ALLOC_FAILED if no GATT client for con_handle could be allocated GATT_CLIENT_IN_WRONG_STATE if MTU is not exchanged and MTU auto-exchange is disabled ERROR_CODE_SUCCESS if query is successfully registered

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References

from examples

gatt_client_get_mtu() function

Syntax

Arguments

Return value

Examples

References

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