BT GENERIC DEFINES

API Reference

Header File

components/bt/host/bluedroid/api/include/api/esp_bt_defs.h

Structures

struct esp_ble_conn_params_t

create connection parameters

Public Members

uint16_t scan_interval: Initial scan interval, in units of 0.625ms, the range is 0x0004(2.5ms) to 0xFFFF(10.24s).

uint16_t scan_window: Initial scan window, in units of 0.625ms, the range is 0x0004(2.5ms) to 0xFFFF(10.24s).

uint16_t interval_min: Minimum connection interval, in units of 1.25ms, the range is 0x0006(7.5ms) to 0x0C80(4s).

uint16_t interval_max: Maximum connection interval, in units of 1.25ms, the range is 0x0006(7.5ms) to 0x0C80(4s).

uint16_t latency: Connection latency, the range is 0x0000(0) to 0x01F3(499).

uint16_t supervision_timeout: Connection supervision timeout, in units of 10ms, the range is from 0x000A(100ms) to 0x0C80(32s).

uint16_t min_ce_len: Minimum connection event length, in units of 0.625ms, setting to 0 for no preferred parameters.

uint16_t max_ce_len: Maximum connection event length, in units of 0.625ms, setting to 0 for no preferred parameters.

struct esp_bt_uuid_t

UUID type.

Public Members

uint16_t len: UUID length, 16bit, 32bit or 128bit

uint16_t uuid16: 16bit UUID

uint32_t uuid32: 32bit UUID

uint8_t uuid128[ESP_UUID_LEN_128]: 128bit UUID

union esp_bt_uuid_t::[anonymous] uuid: UUID

Macros

ESP_BLUEDROID_STATUS_CHECK(status)

ESP_BT_STATUS_BASE_FOR_HCI_ERR

ESP_BT_OCTET16_LEN

ESP_BT_OCTET8_LEN

ESP_DEFAULT_GATT_IF: Default GATT interface id.

ESP_BLE_PRIM_ADV_INT_MIN: Minimum advertising interval for undirected and low duty cycle directed advertising

ESP_BLE_PRIM_ADV_INT_MAX: Maximum advertising interval for undirected and low duty cycle directed advertising

ESP_BLE_CONN_INT_MIN: relate to BTM_BLE_CONN_INT_MIN in stack/btm_ble_api.h

ESP_BLE_CONN_INT_MAX: relate to BTM_BLE_CONN_INT_MAX in stack/btm_ble_api.h

ESP_BLE_CONN_LATENCY_MAX: relate to ESP_BLE_CONN_LATENCY_MAX in stack/btm_ble_api.h

ESP_BLE_CONN_SUP_TOUT_MIN: relate to BTM_BLE_CONN_SUP_TOUT_MIN in stack/btm_ble_api.h

ESP_BLE_CONN_SUP_TOUT_MAX: relate to ESP_BLE_CONN_SUP_TOUT_MAX in stack/btm_ble_api.h

ESP_BLE_PHY_1M_PREF_MASK: The Host prefers use the LE1M transmitter or receiver PHY

ESP_BLE_PHY_2M_PREF_MASK: The Host prefers use the LE2M transmitter or receiver PHY

ESP_BLE_PHY_CODED_PREF_MASK: The Host prefers use the LE CODED transmitter or receiver PHY

ESP_BLE_IS_VALID_PARAM(x, min, max): Check the param is valid or not.

ESP_UUID_LEN_16

ESP_UUID_LEN_32

ESP_UUID_LEN_128

ESP_BD_ADDR_LEN: Bluetooth address length.

ESP_PEER_IRK_LEN: Bluetooth peer irk.

ESP_BLE_ENC_KEY_MASK: Used to exchange the encryption key in the init key & response key.

ESP_BLE_ID_KEY_MASK: Used to exchange the IRK key in the init key & response key.

ESP_BLE_CSR_KEY_MASK: Used to exchange the CSRK key in the init key & response key.

ESP_BLE_LINK_KEY_MASK: Used to exchange the link key(this key just used in the BLE & BR/EDR coexist mode) in the init key & response key.

ESP_APP_ID_MIN: Minimum of the application id.

ESP_APP_ID_MAX: Maximum of the application id.

ESP_BD_ADDR_STR

ESP_BD_ADDR_HEX(addr)

ESP_BLE_ADV_NAME_LEN_MAX

Type Definitions

typedef uint8_t esp_bt_octet16_t[ESP_BT_OCTET16_LEN]

typedef uint8_t esp_bt_octet8_t[ESP_BT_OCTET8_LEN]

typedef uint8_t esp_link_key[ESP_BT_OCTET16_LEN]

typedef uint8_t esp_ble_phy_mask_t

typedef uint8_t esp_bd_addr_t[ESP_BD_ADDR_LEN]: Bluetooth device address.

typedef uint8_t esp_ble_key_mask_t

Enumerations

enum esp_bt_status_t

Status Return Value.

Values:

enumerator ESP_BT_STATUS_SUCCESS

enumerator ESP_BT_STATUS_FAIL

enumerator ESP_BT_STATUS_NOT_READY

enumerator ESP_BT_STATUS_NOMEM

enumerator ESP_BT_STATUS_BUSY

enumerator ESP_BT_STATUS_DONE

enumerator ESP_BT_STATUS_UNSUPPORTED

enumerator ESP_BT_STATUS_PARM_INVALID

enumerator ESP_BT_STATUS_UNHANDLED

enumerator ESP_BT_STATUS_AUTH_FAILURE

enumerator ESP_BT_STATUS_RMT_DEV_DOWN

enumerator ESP_BT_STATUS_AUTH_REJECTED

enumerator ESP_BT_STATUS_INVALID_STATIC_RAND_ADDR

enumerator ESP_BT_STATUS_PENDING

enumerator ESP_BT_STATUS_UNACCEPT_CONN_INTERVAL

enumerator ESP_BT_STATUS_PARAM_OUT_OF_RANGE

enumerator ESP_BT_STATUS_TIMEOUT

enumerator ESP_BT_STATUS_PEER_LE_DATA_LEN_UNSUPPORTED

enumerator ESP_BT_STATUS_CONTROL_LE_DATA_LEN_UNSUPPORTED

enumerator ESP_BT_STATUS_ERR_ILLEGAL_PARAMETER_FMT

enumerator ESP_BT_STATUS_MEMORY_FULL

enumerator ESP_BT_STATUS_EIR_TOO_LARGE

enumerator ESP_BT_STATUS_HCI_SUCCESS

enumerator ESP_BT_STATUS_HCI_ILLEGAL_COMMAND

enumerator ESP_BT_STATUS_HCI_NO_CONNECTION

enumerator ESP_BT_STATUS_HCI_HW_FAILURE

enumerator ESP_BT_STATUS_HCI_PAGE_TIMEOUT

enumerator ESP_BT_STATUS_HCI_AUTH_FAILURE

enumerator ESP_BT_STATUS_HCI_KEY_MISSING

enumerator ESP_BT_STATUS_HCI_MEMORY_FULL

enumerator ESP_BT_STATUS_HCI_CONNECTION_TOUT

enumerator ESP_BT_STATUS_HCI_MAX_NUM_OF_CONNECTIONS

enumerator ESP_BT_STATUS_HCI_MAX_NUM_OF_SCOS

enumerator ESP_BT_STATUS_HCI_CONNECTION_EXISTS

enumerator ESP_BT_STATUS_HCI_COMMAND_DISALLOWED

enumerator ESP_BT_STATUS_HCI_HOST_REJECT_RESOURCES

enumerator ESP_BT_STATUS_HCI_HOST_REJECT_SECURITY

enumerator ESP_BT_STATUS_HCI_HOST_REJECT_DEVICE

enumerator ESP_BT_STATUS_HCI_HOST_TIMEOUT

enumerator ESP_BT_STATUS_HCI_UNSUPPORTED_VALUE

enumerator ESP_BT_STATUS_HCI_ILLEGAL_PARAMETER_FMT

enumerator ESP_BT_STATUS_HCI_PEER_USER

enumerator ESP_BT_STATUS_HCI_PEER_LOW_RESOURCES

enumerator ESP_BT_STATUS_HCI_PEER_POWER_OFF

enumerator ESP_BT_STATUS_HCI_CONN_CAUSE_LOCAL_HOST

enumerator ESP_BT_STATUS_HCI_REPEATED_ATTEMPTS

enumerator ESP_BT_STATUS_HCI_PAIRING_NOT_ALLOWED

enumerator ESP_BT_STATUS_HCI_UNKNOWN_LMP_PDU

enumerator ESP_BT_STATUS_HCI_UNSUPPORTED_REM_FEATURE

enumerator ESP_BT_STATUS_HCI_SCO_OFFSET_REJECTED

enumerator ESP_BT_STATUS_HCI_SCO_INTERVAL_REJECTED

enumerator ESP_BT_STATUS_HCI_SCO_AIR_MODE

enumerator ESP_BT_STATUS_HCI_INVALID_LMP_PARAM

enumerator ESP_BT_STATUS_HCI_UNSPECIFIED

enumerator ESP_BT_STATUS_HCI_UNSUPPORTED_LMP_PARAMETERS

enumerator ESP_BT_STATUS_HCI_ROLE_CHANGE_NOT_ALLOWED

enumerator ESP_BT_STATUS_HCI_LMP_RESPONSE_TIMEOUT

enumerator ESP_BT_STATUS_HCI_LMP_ERR_TRANS_COLLISION

enumerator ESP_BT_STATUS_HCI_LMP_PDU_NOT_ALLOWED

enumerator ESP_BT_STATUS_HCI_ENCRY_MODE_NOT_ACCEPTABLE

enumerator ESP_BT_STATUS_HCI_UNIT_KEY_USED

enumerator ESP_BT_STATUS_HCI_QOS_NOT_SUPPORTED

enumerator ESP_BT_STATUS_HCI_INSTANT_PASSED

enumerator ESP_BT_STATUS_HCI_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED

enumerator ESP_BT_STATUS_HCI_DIFF_TRANSACTION_COLLISION

enumerator ESP_BT_STATUS_HCI_UNDEFINED_0x2B

enumerator ESP_BT_STATUS_HCI_QOS_UNACCEPTABLE_PARAM

enumerator ESP_BT_STATUS_HCI_QOS_REJECTED

enumerator ESP_BT_STATUS_HCI_CHAN_CLASSIF_NOT_SUPPORTED

enumerator ESP_BT_STATUS_HCI_INSUFFCIENT_SECURITY

enumerator ESP_BT_STATUS_HCI_PARAM_OUT_OF_RANGE

enumerator ESP_BT_STATUS_HCI_UNDEFINED_0x31

enumerator ESP_BT_STATUS_HCI_ROLE_SWITCH_PENDING

enumerator ESP_BT_STATUS_HCI_UNDEFINED_0x33

enumerator ESP_BT_STATUS_HCI_RESERVED_SLOT_VIOLATION

enumerator ESP_BT_STATUS_HCI_ROLE_SWITCH_FAILED

enumerator ESP_BT_STATUS_HCI_INQ_RSP_DATA_TOO_LARGE

enumerator ESP_BT_STATUS_HCI_SIMPLE_PAIRING_NOT_SUPPORTED

enumerator ESP_BT_STATUS_HCI_HOST_BUSY_PAIRING

enumerator ESP_BT_STATUS_HCI_REJ_NO_SUITABLE_CHANNEL

enumerator ESP_BT_STATUS_HCI_CONTROLLER_BUSY

enumerator ESP_BT_STATUS_HCI_UNACCEPT_CONN_INTERVAL

enumerator ESP_BT_STATUS_HCI_DIRECTED_ADVERTISING_TIMEOUT

enumerator ESP_BT_STATUS_HCI_CONN_TOUT_DUE_TO_MIC_FAILURE

enumerator ESP_BT_STATUS_HCI_CONN_FAILED_ESTABLISHMENT

enumerator ESP_BT_STATUS_HCI_MAC_CONNECTION_FAILED

enumerator ESP_BT_STATUS_HCI_CCA_REJECTED

enumerator ESP_BT_STATUS_HCI_TYPE0_SUBMAP_NOT_DEFINED

enumerator ESP_BT_STATUS_HCI_UNKNOWN_ADV_ID

enumerator ESP_BT_STATUS_HCI_LIMIT_REACHED

enumerator ESP_BT_STATUS_HCI_OPT_CANCEL_BY_HOST

enumerator ESP_BT_STATUS_HCI_PKT_TOO_LONG

enumerator ESP_BT_STATUS_HCI_TOO_LATE

enumerator ESP_BT_STATUS_HCI_TOO_EARLY

enum esp_bt_dev_type_t

Bluetooth device type.

Values:

enumerator ESP_BT_DEVICE_TYPE_BREDR

enumerator ESP_BT_DEVICE_TYPE_BLE

enumerator ESP_BT_DEVICE_TYPE_DUMO

enum esp_ble_addr_type_t

BLE device address type.

Values:

enumerator BLE_ADDR_TYPE_PUBLIC: Public Device Address

enumerator BLE_ADDR_TYPE_RANDOM: Random Device Address. To set this address, use the function esp_ble_gap_set_rand_addr(esp_bd_addr_t rand_addr)

enumerator BLE_ADDR_TYPE_RPA_PUBLIC: Resolvable Private Address (RPA) with public identity address

enumerator BLE_ADDR_TYPE_RPA_RANDOM: Resolvable Private Address (RPA) with random identity address. To set this address, use the function esp_ble_gap_set_rand_addr(esp_bd_addr_t rand_addr)

enum esp_ble_wl_addr_type_t

white list address type

Values:

enumerator BLE_WL_ADDR_TYPE_PUBLIC

enumerator BLE_WL_ADDR_TYPE_RANDOM

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