CLASSIC BLUETOOTH GAP API

API Reference

Functions

static inline uint32_t esp_bt_gap_get_cod_srvc(uint32_t cod)

get major service field of COD

参数

cod[in] Class of Device

返回

major service bits

static inline uint32_t esp_bt_gap_get_cod_major_dev(uint32_t cod)

get major device field of COD

参数

cod[in] Class of Device

返回

major device bits

static inline uint32_t esp_bt_gap_get_cod_minor_dev(uint32_t cod)

get minor service field of COD

参数

cod[in] Class of Device

返回

minor service bits

static inline uint32_t esp_bt_gap_get_cod_format_type(uint32_t cod)

get format type of COD

参数

cod[in] Class of Device

返回

format type

static inline bool esp_bt_gap_is_valid_cod(uint32_t cod)

decide the integrity of COD

参数

cod[in] Class of Device

返回

  • true if cod is valid

  • false otherise

esp_err_t esp_bt_gap_register_callback(esp_bt_gap_cb_t callback)

register callback function. This function should be called after esp_bluedroid_enable() completes successfully

返回

  • ESP_OK : Succeed

  • ESP_FAIL: others

esp_err_t esp_bt_gap_set_scan_mode(esp_bt_connection_mode_t c_mode, esp_bt_discovery_mode_t d_mode)

Set discoverability and connectability mode for legacy bluetooth. This function should be called after esp_bluedroid_enable() completes successfully.

参数
  • c_mode[in] : one of the enums of esp_bt_connection_mode_t

  • d_mode[in] : one of the enums of esp_bt_discovery_mode_t

返回

  • ESP_OK : Succeed

  • ESP_ERR_INVALID_ARG: if argument invalid

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • ESP_FAIL: others

esp_err_t esp_bt_gap_start_discovery(esp_bt_inq_mode_t mode, uint8_t inq_len, uint8_t num_rsps)

This function starts Inquiry and Name Discovery. This function should be called after esp_bluedroid_enable() completes successfully. When Inquiry is halted and cached results do not contain device name, then Name Discovery will connect to the peer target to get the device name. esp_bt_gap_cb_t will be called with ESP_BT_GAP_DISC_STATE_CHANGED_EVT when Inquriry is started or Name Discovery is completed. esp_bt_gap_cb_t will be called with ESP_BT_GAP_DISC_RES_EVT each time the two types of discovery results are got.

参数
  • mode[in] - Inquiry mode

  • inq_len[in] - Inquiry duration in 1.28 sec units, ranging from 0x01 to 0x30. This parameter only specifies the total duration of the Inquiry process,

    • when this time expires, Inquiry will be halted.

  • num_rsps[in] - Number of responses that can be received before the Inquiry is halted, value 0 indicates an unlimited number of responses.

返回

  • ESP_OK : Succeed

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • ESP_ERR_INVALID_ARG: if invalid parameters are provided

  • ESP_FAIL: others

esp_err_t esp_bt_gap_cancel_discovery(void)

Cancel Inquiry and Name Discovery. This function should be called after esp_bluedroid_enable() completes successfully. esp_bt_gap_cb_t will be called with ESP_BT_GAP_DISC_STATE_CHANGED_EVT if Inquiry or Name Discovery is cancelled by calling this function.

返回

  • ESP_OK : Succeed

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • ESP_FAIL: others

esp_err_t esp_bt_gap_get_remote_services(esp_bd_addr_t remote_bda)

Start SDP to get remote services. This function should be called after esp_bluedroid_enable() completes successfully. esp_bt_gap_cb_t will be called with ESP_BT_GAP_RMT_SRVCS_EVT after service discovery ends.

返回

  • ESP_OK : Succeed

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • ESP_FAIL: others

esp_err_t esp_bt_gap_get_remote_service_record(esp_bd_addr_t remote_bda, esp_bt_uuid_t *uuid)

Start SDP to look up the service matching uuid on the remote device. This function should be called after esp_bluedroid_enable() completes successfully.

esp_bt_gap_cb_t will be called with ESP_BT_GAP_RMT_SRVC_REC_EVT after service discovery ends

返回

  • ESP_OK : Succeed

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • ESP_FAIL: others

uint8_t *esp_bt_gap_resolve_eir_data(uint8_t *eir, esp_bt_eir_type_t type, uint8_t *length)

This function is called to get EIR data for a specific type.

参数
  • eir[in] - pointer of raw eir data to be resolved

  • type[in] - specific EIR data type

  • length[out] - return the length of EIR data excluding fields of length and data type

返回

pointer of starting position of eir data excluding eir data type, NULL if not found

esp_err_t esp_bt_gap_config_eir_data(esp_bt_eir_data_t *eir_data)

This function is called to config EIR data.

             esp_bt_gap_cb_t will be called with ESP_BT_GAP_CONFIG_EIR_DATA_EVT after config EIR ends.

参数

eir_data[in] - pointer of EIR data content

返回

  • ESP_OK : Succeed

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • ESP_ERR_INVALID_ARG: if param is invalid

  • ESP_FAIL: others

esp_err_t esp_bt_gap_set_cod(esp_bt_cod_t cod, esp_bt_cod_mode_t mode)

This function is called to set class of device. The structure esp_bt_gap_cb_t will be called with ESP_BT_GAP_SET_COD_EVT after set COD ends. Some profile have special restrictions on class of device, changes may cause these profile do not work.

参数
  • cod[in] - class of device

  • mode[in] - setting mode

返回

  • ESP_OK : Succeed

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • ESP_ERR_INVALID_ARG: if param is invalid

  • ESP_FAIL: others

esp_err_t esp_bt_gap_get_cod(esp_bt_cod_t *cod)

This function is called to get class of device.

参数

cod[out] - class of device

返回

  • ESP_OK : Succeed

  • ESP_FAIL: others

esp_err_t esp_bt_gap_read_rssi_delta(esp_bd_addr_t remote_addr)

This function is called to read RSSI delta by address after connected. The RSSI value returned by ESP_BT_GAP_READ_RSSI_DELTA_EVT.

参数

remote_addr[in] - remote device address, corresponding to a certain connection handle

返回

  • ESP_OK : Succeed

  • ESP_FAIL: others

esp_err_t esp_bt_gap_remove_bond_device(esp_bd_addr_t bd_addr)

Removes a device from the security database list of peer device.

参数

bd_addr[in] : BD address of the peer device

返回

- ESP_OK : success

  • ESP_FAIL : failed

int esp_bt_gap_get_bond_device_num(void)

Get the device number from the security database list of peer device. It will return the device bonded number immediately.

返回

- >= 0 : bonded devices number

  • ESP_FAIL : failed

esp_err_t esp_bt_gap_get_bond_device_list(int *dev_num, esp_bd_addr_t *dev_list)

Get the device from the security database list of peer device. It will return the device bonded information immediately.

参数
  • dev_num[inout] Indicate the dev_list array(buffer) size as input. If dev_num is large enough, it means the actual number as output. Suggest that dev_num value equal to esp_ble_get_bond_device_num().

  • dev_list[out] an array(buffer) of esp_bd_addr_t type. Use for storing the bonded devices address. The dev_list should be allocated by who call this API.

返回

  • ESP_OK : Succeed

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • ESP_FAIL: others

esp_err_t esp_bt_gap_set_pin(esp_bt_pin_type_t pin_type, uint8_t pin_code_len, esp_bt_pin_code_t pin_code)

Set pin type and default pin code for legacy pairing.

参数
  • pin_type[in] Use variable or fixed pin. If pin_type is ESP_BT_PIN_TYPE_VARIABLE, pin_code and pin_code_len will be ignored, and ESP_BT_GAP_PIN_REQ_EVT will come when control requests for pin code. Else, will use fixed pin code and not callback to users.

  • pin_code_len[in] Length of pin_code

  • pin_code[in] Pin_code

返回

- ESP_OK : success

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • other : failed

esp_err_t esp_bt_gap_pin_reply(esp_bd_addr_t bd_addr, bool accept, uint8_t pin_code_len, esp_bt_pin_code_t pin_code)

Reply the pin_code to the peer device for legacy pairing when ESP_BT_GAP_PIN_REQ_EVT is coming.

参数
  • bd_addr[in] BD address of the peer

  • accept[in] Pin_code reply successful or declined.

  • pin_code_len[in] Length of pin_code

  • pin_code[in] Pin_code

返回

- ESP_OK : success

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • other : failed

esp_err_t esp_bt_gap_set_security_param(esp_bt_sp_param_t param_type, void *value, uint8_t len)

Set a GAP security parameter value. Overrides the default value.

参数
  • param_type[in] : the type of the param which is to be set

  • value[in] : the param value

  • len[in] : the length of the param value

返回

- ESP_OK : success

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • other : failed

esp_err_t esp_bt_gap_ssp_passkey_reply(esp_bd_addr_t bd_addr, bool accept, uint32_t passkey)

Reply the key value to the peer device in the legacy connection stage.

参数
  • bd_addr[in] : BD address of the peer

  • accept[in] : passkey entry successful or declined.

  • passkey[in] : passkey value, must be a 6 digit number, can be lead by 0.

返回

- ESP_OK : success

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • other : failed

esp_err_t esp_bt_gap_ssp_confirm_reply(esp_bd_addr_t bd_addr, bool accept)

Reply the confirm value to the peer device in the legacy connection stage.

参数
  • bd_addr[in] : BD address of the peer device

  • accept[in] : numbers to compare are the same or different

返回

- ESP_OK : success

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • other : failed

esp_err_t esp_bt_gap_set_afh_channels(esp_bt_gap_afh_channels channels)

Set the AFH channels.

参数

channels[in] : The n th such field (in the range 0 to 78) contains the value for channel n : 0 means channel n is bad. 1 means channel n is unknown. The most significant bit is reserved and shall be set to 0. At least 20 channels shall be marked as unknown.

返回

- ESP_OK : success

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • other : failed

esp_err_t esp_bt_gap_read_remote_name(esp_bd_addr_t remote_bda)

Read the remote device name.

参数

remote_bda[in] The remote device’s address

返回

- ESP_OK : success

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • other : failed

esp_err_t esp_bt_gap_set_qos(esp_bd_addr_t remote_bda, uint32_t t_poll)

Config Quality of service.

参数
  • remote_bda[in] The remote device’s address

  • t_poll[in] Poll interval, the maximum time between transmissions which from the master to a particular slave on the ACL logical transport. unit is 0.625ms

返回

- ESP_OK : success

  • ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled

  • other : failed

Unions

union esp_bt_gap_cb_param_t
#include <esp_gap_bt_api.h>

GAP state callback parameters.

Public Members

struct esp_bt_gap_cb_param_t::disc_res_param disc_res

discovery result parameter struct

struct esp_bt_gap_cb_param_t::disc_state_changed_param disc_st_chg

discovery state changed parameter struct

struct esp_bt_gap_cb_param_t::rmt_srvcs_param rmt_srvcs

services of remote device parameter struct

struct esp_bt_gap_cb_param_t::rmt_srvc_rec_param rmt_srvc_rec

specific service record from remote device parameter struct

struct esp_bt_gap_cb_param_t::read_rssi_delta_param read_rssi_delta

read rssi parameter struct

struct esp_bt_gap_cb_param_t::config_eir_data_param config_eir_data

config EIR data

struct esp_bt_gap_cb_param_t::auth_cmpl_param auth_cmpl

authentication complete parameter struct

struct esp_bt_gap_cb_param_t::pin_req_param pin_req

pin request parameter struct

struct esp_bt_gap_cb_param_t::cfm_req_param cfm_req

confirm request parameter struct

struct esp_bt_gap_cb_param_t::key_notif_param key_notif

passkey notif parameter struct

struct esp_bt_gap_cb_param_t::key_req_param key_req

passkey request parameter struct

struct esp_bt_gap_cb_param_t::set_afh_channels_param set_afh_channels

set AFH channel parameter struct

struct esp_bt_gap_cb_param_t::read_rmt_name_param read_rmt_name

read Remote Name parameter struct

struct esp_bt_gap_cb_param_t::mode_chg_param mode_chg

mode change event parameter struct

struct esp_bt_gap_cb_param_t::bt_remove_bond_dev_cmpl_evt_param remove_bond_dev_cmpl

Event parameter of ESP_BT_GAP_REMOVE_BOND_DEV_COMPLETE_EVT

struct esp_bt_gap_cb_param_t::qos_cmpl_param qos_cmpl

QoS complete parameter struct

struct auth_cmpl_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_AUTH_CMPL_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

esp_bt_status_t stat

authentication complete status

uint8_t device_name[ESP_BT_GAP_MAX_BDNAME_LEN + 1]

device name

struct bt_remove_bond_dev_cmpl_evt_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_REMOVE_BOND_DEV_COMPLETE_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

esp_bt_status_t status

Indicate the remove bond device operation success status

struct cfm_req_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_CFM_REQ_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

uint32_t num_val

the numeric value for comparison.

struct config_eir_data_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_CONFIG_EIR_DATA_EVT *.

Public Members

esp_bt_status_t stat

config EIR status: ESP_BT_STATUS_SUCCESS: config success ESP_BT_STATUS_EIR_TOO_LARGE: the EIR data is more than 240B. The EIR may not contain the whole data. others: failed

uint8_t eir_type_num

the number of EIR types in EIR type

esp_bt_eir_type_t eir_type[ESP_BT_EIR_TYPE_MAX_NUM]

EIR types in EIR type

struct disc_res_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_DISC_RES_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

int num_prop

number of properties got

esp_bt_gap_dev_prop_t *prop

properties discovered from the new device

struct disc_state_changed_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_DISC_STATE_CHANGED_EVT.

Public Members

esp_bt_gap_discovery_state_t state

discovery state

struct key_notif_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_KEY_NOTIF_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

uint32_t passkey

the numeric value for passkey entry.

struct key_req_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_KEY_REQ_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

struct mode_chg_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_MODE_CHG_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

esp_bt_pm_mode_t mode

PM mode

struct pin_req_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_PIN_REQ_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

bool min_16_digit

TRUE if the pin returned must be at least 16 digits

struct qos_cmpl_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_QOS_CMPL_EVT.

Public Members

esp_bt_status_t stat

QoS status

esp_bd_addr_t bda

remote bluetooth device address

uint32_t t_poll

poll interval, the maximum time between transmissions which from the master to a particular slave on the ACL logical transport. unit is 0.625ms.

struct read_rmt_name_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_READ_REMOTE_NAME_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

esp_bt_status_t stat

read Remote Name status

uint8_t rmt_name[ESP_BT_GAP_MAX_BDNAME_LEN + 1]

Remote device name

struct read_rssi_delta_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_READ_RSSI_DELTA_EVT *.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

esp_bt_status_t stat

read rssi status

int8_t rssi_delta

rssi delta value range -128 ~127, The value zero indicates that the RSSI is inside the Golden Receive Power Range, the Golden Receive Power Range is from ESP_BT_GAP_RSSI_LOW_THRLD to ESP_BT_GAP_RSSI_HIGH_THRLD

struct rmt_srvc_rec_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_RMT_SRVC_REC_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

esp_bt_status_t stat

service search status

struct rmt_srvcs_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_RMT_SRVCS_EVT.

Public Members

esp_bd_addr_t bda

remote bluetooth device address

esp_bt_status_t stat

service search status

int num_uuids

number of UUID in uuid_list

esp_bt_uuid_t *uuid_list

list of service UUIDs of remote device

struct set_afh_channels_param
#include <esp_gap_bt_api.h>

ESP_BT_GAP_SET_AFH_CHANNELS_EVT.

Public Members

esp_bt_status_t stat

set AFH channel status

Structures

struct esp_bt_cod_t

Class of device.

Public Members

uint32_t reserved_2

undefined

uint32_t minor

minor class

uint32_t major

major class

uint32_t service

service class

uint32_t reserved_8

undefined

struct esp_bt_gap_dev_prop_t

Bluetooth Device Property Descriptor.

Public Members

esp_bt_gap_dev_prop_type_t type

Device property type

int len

Device property value length

void *val

Device property value

struct esp_bt_eir_data_t

EIR data content, according to “Supplement to the Bluetooth Core Specification”.

Public Members

bool fec_required

FEC is required or not, true by default

bool include_txpower

EIR data include TX power, false by default

bool include_uuid

EIR data include UUID, false by default

uint8_t flag

EIR flags, see ESP_BT_EIR_FLAG for details, EIR will not include flag if it is 0, 0 by default

uint16_t manufacturer_len

Manufacturer data length, 0 by default

uint8_t *p_manufacturer_data

Manufacturer data point

uint16_t url_len

URL length, 0 by default

uint8_t *p_url

URL point

Macros

ESP_BT_GAP_RSSI_HIGH_THRLD

RSSI threshold.

High RSSI threshold

ESP_BT_GAP_RSSI_LOW_THRLD

Low RSSI threshold

ESP_BT_GAP_AFH_CHANNELS_LEN
ESP_BT_GAP_MAX_BDNAME_LEN

Maximum bytes of Bluetooth device name.

ESP_BT_GAP_EIR_DATA_LEN

Maximum size of EIR Significant part.

ESP_BT_EIR_TYPE_FLAGS

Extended Inquiry Response data type.

Flag with information such as BR/EDR and LE support

ESP_BT_EIR_TYPE_INCMPL_16BITS_UUID

Incomplete list of 16-bit service UUIDs

ESP_BT_EIR_TYPE_CMPL_16BITS_UUID

Complete list of 16-bit service UUIDs

ESP_BT_EIR_TYPE_INCMPL_32BITS_UUID

Incomplete list of 32-bit service UUIDs

ESP_BT_EIR_TYPE_CMPL_32BITS_UUID

Complete list of 32-bit service UUIDs

ESP_BT_EIR_TYPE_INCMPL_128BITS_UUID

Incomplete list of 128-bit service UUIDs

ESP_BT_EIR_TYPE_CMPL_128BITS_UUID

Complete list of 128-bit service UUIDs

ESP_BT_EIR_TYPE_SHORT_LOCAL_NAME

Shortened Local Name

ESP_BT_EIR_TYPE_CMPL_LOCAL_NAME

Complete Local Name

ESP_BT_EIR_TYPE_TX_POWER_LEVEL

Tx power level, value is 1 octet ranging from -127 to 127, unit is dBm

ESP_BT_EIR_TYPE_URL

Uniform resource identifier

ESP_BT_EIR_TYPE_MANU_SPECIFIC

Manufacturer specific data

ESP_BT_EIR_TYPE_MAX_NUM

MAX number of EIR type

ESP_BT_EIR_FLAG_LIMIT_DISC
ESP_BT_EIR_FLAG_GEN_DISC
ESP_BT_EIR_FLAG_BREDR_NOT_SPT
ESP_BT_EIR_FLAG_DMT_CONTROLLER_SPT
ESP_BT_EIR_FLAG_DMT_HOST_SPT
ESP_BT_EIR_MAX_LEN
ESP_BT_PIN_CODE_LEN

Max pin code length

ESP_BT_IO_CAP_OUT
ESP_BT_IO_CAP_IO
ESP_BT_IO_CAP_IN
ESP_BT_IO_CAP_NONE
ESP_BT_PM_MD_ACTIVE

Active mode

ESP_BT_PM_MD_HOLD

Hold mode

ESP_BT_PM_MD_SNIFF

Sniff mode

ESP_BT_PM_MD_PARK

Park state

ESP_BT_COD_SRVC_BIT_MASK

Bits of major service class field.

Major service bit mask

ESP_BT_COD_SRVC_BIT_OFFSET

Major service bit offset

ESP_BT_COD_MAJOR_DEV_BIT_MASK

Bits of major device class field.

Major device bit mask

ESP_BT_COD_MAJOR_DEV_BIT_OFFSET

Major device bit offset

ESP_BT_COD_MINOR_DEV_BIT_MASK

Bits of minor device class field.

Minor device bit mask

ESP_BT_COD_MINOR_DEV_BIT_OFFSET

Minor device bit offset

ESP_BT_COD_FORMAT_TYPE_BIT_MASK

Bits of format type.

Format type bit mask

ESP_BT_COD_FORMAT_TYPE_BIT_OFFSET

Format type bit offset

ESP_BT_COD_FORMAT_TYPE_1

Class of device format type 1.

ESP_BT_GAP_MIN_INQ_LEN

Minimum and Maximum inquiry length Minimum inquiry duration, unit is 1.28s

ESP_BT_GAP_MAX_INQ_LEN

Maximum inquiry duration, unit is 1.28s

Type Definitions

typedef uint8_t esp_bt_gap_afh_channels[ESP_BT_GAP_AFH_CHANNELS_LEN]
typedef uint8_t esp_bt_eir_type_t
typedef uint8_t esp_bt_pin_code_t[ESP_BT_PIN_CODE_LEN]

Pin Code (upto 128 bits) MSB is 0

typedef uint8_t esp_bt_io_cap_t

Combination of the IO Capability

typedef uint8_t esp_bt_pm_mode_t
typedef void (*esp_bt_gap_cb_t)(esp_bt_gap_cb_event_t event, esp_bt_gap_cb_param_t *param)

bluetooth GAP callback function type

Param event

: Event type

Param param

: Pointer to callback parameter

Enumerations

enum esp_bt_cod_mode_t

class of device settings

Values:

enumerator ESP_BT_SET_COD_MAJOR_MINOR

overwrite major, minor class

enumerator ESP_BT_SET_COD_SERVICE_CLASS

set the bits in the input, the current bit will remain

enumerator ESP_BT_CLR_COD_SERVICE_CLASS

clear the bits in the input, others will remain

enumerator ESP_BT_SET_COD_ALL

overwrite major, minor, set the bits in service class

enumerator ESP_BT_INIT_COD

overwrite major, minor, and service class

enum esp_bt_connection_mode_t

Discoverability and Connectability mode.

Values:

enumerator ESP_BT_NON_CONNECTABLE

Non-connectable

enumerator ESP_BT_CONNECTABLE

Connectable

enum esp_bt_discovery_mode_t

Values:

enumerator ESP_BT_NON_DISCOVERABLE

Non-discoverable

enumerator ESP_BT_LIMITED_DISCOVERABLE

Limited Discoverable

enumerator ESP_BT_GENERAL_DISCOVERABLE

General Discoverable

enum esp_bt_gap_dev_prop_type_t

Bluetooth Device Property type.

Values:

enumerator ESP_BT_GAP_DEV_PROP_BDNAME

Bluetooth device name, value type is int8_t []

enumerator ESP_BT_GAP_DEV_PROP_COD

Class of Device, value type is uint32_t

enumerator ESP_BT_GAP_DEV_PROP_RSSI

Received Signal strength Indication, value type is int8_t, ranging from -128 to 127

enumerator ESP_BT_GAP_DEV_PROP_EIR

Extended Inquiry Response, value type is uint8_t []

enum esp_bt_cod_srvc_t

Major service class field of Class of Device, mutiple bits can be set.

Values:

enumerator ESP_BT_COD_SRVC_NONE

None indicates an invalid value

enumerator ESP_BT_COD_SRVC_LMTD_DISCOVER

Limited Discoverable Mode

enumerator ESP_BT_COD_SRVC_POSITIONING

Positioning (Location identification)

enumerator ESP_BT_COD_SRVC_NETWORKING

Networking, e.g. LAN, Ad hoc

enumerator ESP_BT_COD_SRVC_RENDERING

Rendering, e.g. Printing, Speakers

enumerator ESP_BT_COD_SRVC_CAPTURING

Capturing, e.g. Scanner, Microphone

enumerator ESP_BT_COD_SRVC_OBJ_TRANSFER

Object Transfer, e.g. v-Inbox, v-Folder

enumerator ESP_BT_COD_SRVC_AUDIO

Audio, e.g. Speaker, Microphone, Headset service

enumerator ESP_BT_COD_SRVC_TELEPHONY

Telephony, e.g. Cordless telephony, Modem, Headset service

enumerator ESP_BT_COD_SRVC_INFORMATION

Information, e.g., WEB-server, WAP-server

enum esp_bt_pin_type_t

Values:

enumerator ESP_BT_PIN_TYPE_VARIABLE

Refer to BTM_PIN_TYPE_VARIABLE

enumerator ESP_BT_PIN_TYPE_FIXED

Refer to BTM_PIN_TYPE_FIXED

enum esp_bt_sp_param_t

Values:

enumerator ESP_BT_SP_IOCAP_MODE

Set IO mode

enum esp_bt_cod_major_dev_t

Major device class field of Class of Device.

Values:

enumerator ESP_BT_COD_MAJOR_DEV_MISC

Miscellaneous

enumerator ESP_BT_COD_MAJOR_DEV_COMPUTER

Computer

enumerator ESP_BT_COD_MAJOR_DEV_PHONE

Phone(cellular, cordless, pay phone, modem

enumerator ESP_BT_COD_MAJOR_DEV_LAN_NAP

LAN, Network Access Point

enumerator ESP_BT_COD_MAJOR_DEV_AV

Audio/Video(headset, speaker, stereo, video display, VCR

enumerator ESP_BT_COD_MAJOR_DEV_PERIPHERAL

Peripheral(mouse, joystick, keyboard)

enumerator ESP_BT_COD_MAJOR_DEV_IMAGING

Imaging(printer, scanner, camera, display

enumerator ESP_BT_COD_MAJOR_DEV_WEARABLE

Wearable

enumerator ESP_BT_COD_MAJOR_DEV_TOY

Toy

enumerator ESP_BT_COD_MAJOR_DEV_HEALTH

Health

enumerator ESP_BT_COD_MAJOR_DEV_UNCATEGORIZED

Uncategorized: device not specified

enum esp_bt_gap_discovery_state_t

Bluetooth Device Discovery state

Values:

enumerator ESP_BT_GAP_DISCOVERY_STOPPED

Device discovery stopped

enumerator ESP_BT_GAP_DISCOVERY_STARTED

Device discovery started

enum esp_bt_gap_cb_event_t

BT GAP callback events.

Values:

enumerator ESP_BT_GAP_DISC_RES_EVT

Device discovery result event

enumerator ESP_BT_GAP_DISC_STATE_CHANGED_EVT

Discovery state changed event

enumerator ESP_BT_GAP_RMT_SRVCS_EVT

Get remote services event

enumerator ESP_BT_GAP_RMT_SRVC_REC_EVT

Get remote service record event

enumerator ESP_BT_GAP_AUTH_CMPL_EVT

Authentication complete event

enumerator ESP_BT_GAP_PIN_REQ_EVT

Legacy Pairing Pin code request

enumerator ESP_BT_GAP_CFM_REQ_EVT

Security Simple Pairing User Confirmation request.

enumerator ESP_BT_GAP_KEY_NOTIF_EVT

Security Simple Pairing Passkey Notification

enumerator ESP_BT_GAP_KEY_REQ_EVT

Security Simple Pairing Passkey request

enumerator ESP_BT_GAP_READ_RSSI_DELTA_EVT

Read rssi event

enumerator ESP_BT_GAP_CONFIG_EIR_DATA_EVT

Config EIR data event

enumerator ESP_BT_GAP_SET_AFH_CHANNELS_EVT

Set AFH channels event

enumerator ESP_BT_GAP_READ_REMOTE_NAME_EVT

Read Remote Name event

enumerator ESP_BT_GAP_MODE_CHG_EVT
enumerator ESP_BT_GAP_REMOVE_BOND_DEV_COMPLETE_EVT

remove bond device complete event

enumerator ESP_BT_GAP_QOS_CMPL_EVT

QOS complete event

enumerator ESP_BT_GAP_EVT_MAX
enum esp_bt_inq_mode_t

Inquiry Mode

Values:

enumerator ESP_BT_INQ_MODE_GENERAL_INQUIRY

General inquiry mode

enumerator ESP_BT_INQ_MODE_LIMITED_INQUIRY

Limited inquiry mode