CC2564MODAEM: Audio gateway(HFPAG) with a commercial headset problem

hi,

I am testing HPFAG demo

Environments:

CC2564MODAEM

CC256XEM-STADAPT

STM32F4-Discovery

LG HBS-1100 ( commercial headset )

Source code:

CC2564CSTBTBLESW(IAR)

See :

CC256x TI’s Bluetooth Stack Basic HFGAGDemo APP

 2.2.1 Followed the item

My results are as follows:

OpenStack().
Bluetooth Stack ID: 1
WBS Support initialized.
Device Chipset: 4.1
BTPS Version  : 4.0.2.1
Project Type  : 6
FW Version    : 7.26
App Name      : HFPAGDemo
App Version   : 0.3
LOCAL BD_ADDR: 0x0017E9E57A4F
GAP_Set_Connectability_Mode(cmConnectable).
GAP_Set_Discoverability_Mode(dmGeneralDiscoverable, 0).
GAP_Set_Pairability_Mode(pmPairableMode).
GAP_Register_Remote_Authentication() Success.

******************************************************************
* Command Options: Inquiry, DisplayInquiryList, Pair,            *
*                  EndPairing, PINCodeResponse, PassKeyResponse, *
*                  UserConfirmationResponse,                     *
*                  SetDiscoverabilityMode, SetConnectabilityMode,*
*                  SetPairabilityMode,                           *
*                  ChangeSimplePairingParameters,                *
*                  GetLocalAddress, SetLocalName, GetLocalName,  *
*                  SetClassOfDevice, GetClassOfDevice,           *
*                  GetRemoteName, ManageAudio,                   *
*                  OpenAudioGatewayClient, CloseAgClient,        *
*                  ServiceDiscovery, UpdateControlIndicators,    *
*                  CallWaiting, SendCallerIdNotification,        *
*                  SetRingIndication, RingIndication,            *
*                  SetVoiceRecognitionActivation,                *
*                  SetSpeakerGain, SetMicroPhoneGain,            *
*                  DisableRemoteSoundEnhancement,                *
*                  SendOperatorInfo, SendIncomingCallState,      *
*                  SendSubNumber, SendCallList,                  *
*                  Help                                          *
******************************************************************

HFAGRE16>Inquiry
Return Value is 0 GAP_Perform_Inquiry() SUCCESS.

HFAGRE16>
HFAGRE16>
GAP Inquiry Entry Result: 0xB8AD3EE93353.

HFAGRE16>
GAP_Inquiry_Result: 1 Found.
GAP Inquiry Result: 1, 0xB8AD3EE93353.

HFAGRE16>ServiceDiscovery 1 12
SDP_Service_Search_Attribute_Request(Handsfree) Success.

HFAGRE16>
HFAGRE16>
SDP Service Search Attribute Response Received (Size = 0x0010)
Service Record: 1:
Attribute ID 0x0000
Type: Unsigned Int = 0x00010000
Attribute ID 0x0001
Type: Data Element Sequence
Type: UUID_16 = 0x111E
Type: UUID_16 = 0x1203
Attribute ID 0x0004
Type: Data Element Sequence
Type: Data Element Sequence
Type: UUID_16 = 0x0100
Type: Data Element Sequence
Type: UUID_16 = 0x0003
Type: Unsigned Int = 0x0A
Attribute ID 0x0006
Type: Data Element Sequence
Type: Unsigned Int = 0x656E
Type: Unsigned Int = 0x006A
Type: Unsigned Int = 0x0100
Attribute ID 0x0009
Type: Data Element Sequence
Type: Data Element Sequence
Type: UUID_16 = 0x111E
Type: Unsigned Int = 0x0106
Attribute ID 0x0100
Type: Text String = Hands-Free unit
Attribute ID 0x0311
Type: Unsigned Int = 0x003F

HFAGRE16>OpenAudioGatewayClient 1 10
Bluetooth Device Address: 0xB8AD3EE93353
Open Remote HandsFree Port = 000A
HFRE_Open_Remote_HandsFree_Port: Function Successful ID = 0001.
OpenRemoteHandsFreePort: HFRE_Update_Current_Control_Indicator_Status Function Status 0.

HFAGRE16>
HFAGRE16>
atLinkKeyRequest: 0xB8AD3EE93353
GAP_Authentication_Response() Success.

HFAGRE16>
atPINCodeRequest: 0xB8AD3EE93353

Respond with the command: PINCodeResponse

HFAGRE16>PINCodeResponse 0000
PINCodeResponse.
GAP_Authentication_Response(), Pin Code Response Success.

HFAGRE16>
atLinkKeyCreation: 0xB8AD3EE93353
Link Key: 0xFC0FED310BB979D5E5D6F50D2CC08254
Link Key Stored locally.

HFAGRE16>
HFRE Open Port Confirmation, ID: 0x0001, Status: 0x0000.

HFAGRE16>
HFAGRE16>
HFRE Open Service Level Connection Indication, ID: 0x0001
                     RemoteSupportedFeaturesValid: TRUE
                          RemoteSupportedFeatures: 0x0000009F
                  RemoteCallHoldMultipartySupport: 0x00000000
HFRE_Enable Call Line Identification

HFAGRE16>
Unknown HFRE Event Received: 11.

HFAGRE16>HFRE Speaker Gain Indication, ID: 0x0001, Speaker Gain 0x0009.

HFAGRE16>HFRE Call Waiting Notification Activation Indication, ID: 0x0001, Enabled: TRUE.

HFAGRE16>
Unknown HFRE Event Received: 38.

HFAGRE16>
HFRE Close Port Indication, ID: 0x0001, Status: 0x0001.

HFAGRE16>

Problem :

Unknown HFRE Event Received two lines occur.

In addition, the connection is immediately disconnected

Do you need to define an unknown HFRE event?

What should you do?