HFP DEFINES

API Reference

Header File

Enumerations

enum esp_hf_prof_state_t

profile states

Values:

enumerator ESP_HF_INIT_SUCCESS

Indicate init successful

enumerator ESP_HF_INIT_ALREADY

Indicate init repeated

enumerator ESP_HF_INIT_FAIL

Indicate init fail

enumerator ESP_HF_DEINIT_SUCCESS

Indicate deinit successful

enumerator ESP_HF_DEINIT_ALREADY

Indicate deinit repeated

enumerator ESP_HF_DEINIT_FAIL

Indicate deinit fail

enum esp_hf_in_band_ring_state_t

in-band ring tone state

Values:

enumerator ESP_HF_IN_BAND_RINGTONE_NOT_PROVIDED
enumerator ESP_HF_IN_BAND_RINGTONE_PROVIDED
enum esp_hf_vr_state_t

voice recognition state

Values:

enumerator ESP_HF_VR_STATE_DISABLED

voice recognition disabled

enumerator ESP_HF_VR_STATE_ENABLED

voice recognition enabled

enum esp_hf_volume_control_target_t

Bluetooth HFP audio volume control target.

Values:

enumerator ESP_HF_VOLUME_CONTROL_TARGET_SPK

speaker

enumerator ESP_HF_VOLUME_CONTROL_TARGET_MIC

microphone

enum esp_hf_audio_state_t

Bluetooth HFP audio connection status.

Values:

enumerator ESP_HF_AUDIO_STATE_DISCONNECTED

audio connection released

enumerator ESP_HF_AUDIO_STATE_CONNECTING

audio connection has been initiated

enumerator ESP_HF_AUDIO_STATE_CONNECTED

audio connection is established

enumerator ESP_HF_AUDIO_STATE_CONNECTED_MSBC

mSBC audio connection is established

enum esp_hf_volume_type_t

Values:

enumerator ESP_HF_VOLUME_TYPE_SPK
enumerator ESP_HF_VOLUME_TYPE_MIC
enum esp_hf_network_state_t

+CIND network service availability status

Values:

enumerator ESP_HF_NETWORK_STATE_NOT_AVAILABLE
enumerator ESP_HF_NETWORK_STATE_AVAILABLE
enum esp_hf_ciev_report_type_t

+CIEV report type

Values:

enumerator ESP_HF_IND_TYPE_CALL

position of call indicator

enumerator ESP_HF_IND_TYPE_CALLSETUP

position of callsetup indicator

enumerator ESP_HF_IND_TYPE_SERVICE

position of service indicator

enumerator ESP_HF_IND_TYPE_SIGNAL

position of signal strength indicator, range: 0-5

enumerator ESP_HF_IND_TYPE_ROAM

position of roaming indicator

enumerator ESP_HF_IND_TYPE_BATTCHG

position of battery charge indicator, range: 0-5

enumerator ESP_HF_IND_TYPE_CALLHELD

position of callheld indicator

enum esp_hf_service_type_t

+CIEV Service type

Values:

enumerator ESP_HF_SERVICE_TYPE_HOME
enumerator ESP_HF_SERVICE_TYPE_ROAMING
enum esp_hf_call_status_t

+CIND call status indicator values

Values:

enumerator ESP_HF_CALL_STATUS_NO_CALLS

no call in progress

enumerator ESP_HF_CALL_STATUS_CALL_IN_PROGRESS

call is present(active or held)

enum esp_hf_call_setup_status_t

+CIND call setup status indicator values

Values:

enumerator ESP_HF_CALL_SETUP_STATUS_IDLE

no call setup in progress

enumerator ESP_HF_CALL_SETUP_STATUS_INCOMING

incoming call setup in progress

enumerator ESP_HF_CALL_SETUP_STATUS_OUTGOING_DIALING

outgoing call setup in dialing state

enumerator ESP_HF_CALL_SETUP_STATUS_OUTGOING_ALERTING

outgoing call setup in alerting state

enum esp_hf_roaming_status_t

+CIND roaming status indicator values

Values:

enumerator ESP_HF_ROAMING_STATUS_INACTIVE

roaming is not active

enumerator ESP_HF_ROAMING_STATUS_ACTIVE

a roaming is active

enum esp_hf_call_held_status_t

+CIND call held indicator values

Values:

enumerator ESP_HF_CALL_HELD_STATUS_NONE

no calls held

enumerator ESP_HF_CALL_HELD_STATUS_HELD_AND_ACTIVE

both active and held call

enumerator ESP_HF_CALL_HELD_STATUS_HELD

call on hold, no active call

enum esp_hf_current_call_status_t

+CLCC status of the call

Values:

enumerator ESP_HF_CURRENT_CALL_STATUS_ACTIVE

active

enumerator ESP_HF_CURRENT_CALL_STATUS_HELD

held

enumerator ESP_HF_CURRENT_CALL_STATUS_DIALING

dialing (outgoing calls only)

enumerator ESP_HF_CURRENT_CALL_STATUS_ALERTING

alerting (outgoing calls only)

enumerator ESP_HF_CURRENT_CALL_STATUS_INCOMING

incoming (incoming calls only)

enumerator ESP_HF_CURRENT_CALL_STATUS_WAITING

waiting (incoming calls only)

enumerator ESP_HF_CURRENT_CALL_STATUS_HELD_BY_RESP_HOLD

call held by response and hold

enum esp_hf_current_call_direction_t

+CLCC direction of the call

Values:

enumerator ESP_HF_CURRENT_CALL_DIRECTION_OUTGOING

outgoing

enumerator ESP_HF_CURRENT_CALL_DIRECTION_INCOMING

incoming

enum esp_hf_current_call_mpty_type_t

+CLCC multi-party call flag

Values:

enumerator ESP_HF_CURRENT_CALL_MPTY_TYPE_SINGLE

not a member of a multi-party call

enumerator ESP_HF_CURRENT_CALL_MPTY_TYPE_MULTI

member of a multi-party call

enum esp_hf_current_call_mode_t

+CLCC call mode

Values:

enumerator ESP_HF_CURRENT_CALL_MODE_VOICE
enumerator ESP_HF_CURRENT_CALL_MODE_DATA
enumerator ESP_HF_CURRENT_CALL_MODE_FAX
enum esp_hf_call_addr_type_t

+CLCC address type

Values:

enumerator ESP_HF_CALL_ADDR_TYPE_UNKNOWN

unknown address type

enumerator ESP_HF_CALL_ADDR_TYPE_INTERNATIONAL

international address

enum esp_hf_subscriber_service_type_t

+CNUM service type of the phone number

Values:

enumerator ESP_HF_SUBSCRIBER_SERVICE_TYPE_UNKNOWN

unknown

enumerator ESP_HF_SUBSCRIBER_SERVICE_TYPE_VOICE

voice service

enumerator ESP_HF_SUBSCRIBER_SERVICE_TYPE_FAX

fax service

enum esp_hf_btrh_status_t

+BTRH response and hold result code

Values:

enumerator ESP_HF_BTRH_STATUS_HELD

incoming call is put on held in AG

enumerator ESP_HF_BTRH_STATUS_ACCEPTED

held incoming call is accepted in AG

enumerator ESP_HF_BTRH_STATUS_REJECTED

held incoming call is rejected in AG

enum esp_hf_btrh_cmd_t

AT+BTRH response and hold action code.

Values:

enumerator ESP_HF_BTRH_CMD_HOLD

put the incoming call on hold

enumerator ESP_HF_BTRH_CMD_ACCEPT

accept a held incoming call

enumerator ESP_HF_BTRH_CMD_REJECT

reject a held incoming call

enum esp_hf_nrec_t

Values:

enumerator ESP_HF_NREC_STOP
enumerator ESP_HF_NREC_START
enum esp_hf_call_waiting_status_t

+CCWA response status

Values:

enumerator ESP_HF_CALL_WAITING_INACTIVE
enumerator ESP_HF_CALL_WAITING_ACTIVE
enum esp_hf_wbs_config_t

Values:

enumerator ESP_HF_WBS_NONE
enumerator ESP_HF_WBS_NO
enumerator ESP_HF_WBS_YES
enum esp_hf_connection_state_t

Bluetooth HFP RFCOMM connection and service level connection status.

Values:

enumerator ESP_HF_CONNECTION_STATE_DISCONNECTED

RFCOMM data link channel released

enumerator ESP_HF_CONNECTION_STATE_CONNECTING

connecting remote device on the RFCOMM data link

enumerator ESP_HF_CONNECTION_STATE_CONNECTED

RFCOMM connection established

enumerator ESP_HF_CONNECTION_STATE_SLC_CONNECTED

service level connection established

enumerator ESP_HF_CONNECTION_STATE_DISCONNECTING

disconnecting with remote device on the RFCOMM data link

enum esp_hf_chld_type_t

AT+CHLD command values.

Values:

enumerator ESP_HF_CHLD_TYPE_REL

<0>, Terminate all held or set UDUB("busy") to a waiting call

enumerator ESP_HF_CHLD_TYPE_REL_ACC

<1>, Terminate all active calls and accepts a waiting/held call

enumerator ESP_HF_CHLD_TYPE_HOLD_ACC

<2>, Hold all active calls and accepts a waiting/held call

enumerator ESP_HF_CHLD_TYPE_MERGE

<3>, Add all held calls to a conference

enumerator ESP_HF_CHLD_TYPE_MERGE_DETACH

<4>, connect the two calls and disconnects the subscriber from both calls

enumerator ESP_HF_CHLD_TYPE_REL_X

<1x>, releases specified calls only

enumerator ESP_HF_CHLD_TYPE_PRIV_X

<2x>, request private consultation mode with specified call

enum esp_hf_at_response_code_t

Values:

enumerator ESP_HF_AT_RESPONSE_CODE_OK

acknowledges execution of a command line

enumerator ESP_HF_AT_RESPONSE_CODE_ERR

command not accepted

enumerator ESP_HF_AT_RESPONSE_CODE_NO_CARRIER

connection terminated

enumerator ESP_HF_AT_RESPONSE_CODE_BUSY

busy signal detected

enumerator ESP_HF_AT_RESPONSE_CODE_NO_ANSWER

connection completion timeout

enumerator ESP_HF_AT_RESPONSE_CODE_DELAYED

delayed

enumerator ESP_HF_AT_RESPONSE_CODE_BLACKLISTED

blacklisted

enumerator ESP_HF_AT_RESPONSE_CODE_CME

CME error

enum esp_hf_at_response_t

Values:

enumerator ESP_HF_AT_RESPONSE_ERROR
enumerator ESP_HF_AT_RESPONSE_OK
enum esp_hf_cme_err_t

Extended Audio Gateway Error Result Code Response.

Values:

enumerator ESP_HF_CME_AG_FAILURE

ag failure

enumerator ESP_HF_CME_NO_CONNECTION_TO_PHONE

no connection to phone

enumerator ESP_HF_CME_OPERATION_NOT_ALLOWED

operation not allowed

enumerator ESP_HF_CME_OPERATION_NOT_SUPPORTED

operation not supported

enumerator ESP_HF_CME_PH_SIM_PIN_REQUIRED

PH-SIM PIN Required

enumerator ESP_HF_CME_SIM_NOT_INSERTED

SIM not inserted

enumerator ESP_HF_CME_SIM_PIN_REQUIRED

SIM PIN required

enumerator ESP_HF_CME_SIM_PUK_REQUIRED

SIM PUK required

enumerator ESP_HF_CME_SIM_FAILURE

SIM failure

enumerator ESP_HF_CME_SIM_BUSY

SIM busy

enumerator ESP_HF_CME_INCORRECT_PASSWORD

incorrect password

enumerator ESP_HF_CME_SIM_PIN2_REQUIRED

SIM PIN2 required

enumerator ESP_HF_CME_SIM_PUK2_REQUIRED

SIM PUK2 required

enumerator ESP_HF_CME_MEMORY_FULL

memory full

enumerator ESP_HF_CME_INVALID_INDEX

invalid index

enumerator ESP_HF_CME_MEMORY_FAILURE

memory failure

enumerator ESP_HF_CME_TEXT_STRING_TOO_LONG

test string too long

enumerator ESP_HF_CME_INVALID_CHARACTERS_IN_TEXT_STRING

invalid characters in text string

enumerator ESP_HF_CME_DIAL_STRING_TOO_LONG

dial string too long

enumerator ESP_HF_CME_INVALID_CHARACTERS_IN_DIAL_STRING

invalid characters in dial string

enumerator ESP_HF_CME_NO_NETWORK_SERVICE

no network service

enumerator ESP_HF_CME_NETWORK_TIMEOUT

network timeout

enumerator ESP_HF_CME_NETWORK_NOT_ALLOWED

network not allowed &#8212;emergency calls only