SWRA769 august   2023 CC2564C

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Demo Application
  5. 2Running the Bluetooth Code
  6. 3Server Set-Up Using HFP Demo Application
  7. 4Client Set-Up on the Demo Application
  8. 5Example: Audio Gateway with a Commercial Headset
  9. 6Application Commands
    1. 6.1  Generic Access Profile Commands
    2. 6.2  Help (DisplayHelp)
    3. 6.3  Inquiry
    4. 6.4  Pair
    5. 6.5  End Pairing
    6. 6.6  PIN Code Response
    7. 6.7  Pass Key Response
    8. 6.8  User Confirmation Response
    9. 6.9  Set Discoverability Mode
    10. 6.10 Set Connectability Mode
    11. 6.11 Set Pairability Mode
    12. 6.12 Change Simple Pairing Parameters
    13. 6.13 Get Local Address
    14. 6.14 Set Local Name
    15. 6.15 Get Local Name
    16. 6.16 Set Class of Device
    17. 6.17 Get Class of Device
    18. 6.18 Get Remote Name
  10. 7Hands-Free Profile Commands
    1. 7.1  Service Discovery
    2. 7.2  Open Audio Gateway Client
    3. 7.3  Manage Audio
    4. 7.4  Update Control Indicators
    5. 7.5  Call Waiting
    6. 7.6  Set Voice Recognition Activation
    7. 7.7  Set Speaker Gain
    8. 7.8  Set Microphone Gain
    9. 7.9  Disable Remote Sound Enhancement
    10. 7.10 Send Caller ID Notification
    11. 7.11 Set Ring Indication
    12. 7.12 Ring Indication
    13. 7.13 Send Incoming Call State
    14. 7.14 Close AG Client
    15. 7.15 Send Operator Info
    16. 7.16 Send Sub Number
    17. 7.17 Send Call List
  11. 8References
  12. 9Revision History

4 Client Set-Up on the Demo Application

  1. Perform the steps mentioned earlier in "Running the Bluetooth Code" section to initialize the application.GUID-20230222-SS0I-BPFT-Z1BR-4B0QW4X9R6GB-low.png
  2. Issue the Inquiry command for the HFP server.GUID-20230222-SS0I-BPFT-Z1BR-4B0QW4X9R6GB-low.png
  3. Discover servers of the remote HFP server by issuing the ServiceDiscovery 1 12 command to get the port number.GUID-20230222-SS0I-LQPN-XRH1-N0GNL903TF3S-low.png
  4. Initiate connection to the remote HFP server by issuing the OpenAudioGatewayClient 1 1 command.GUID-20230222-SS0I-BPFT-Z1BR-4B0QW4X9R6GB-low.pngObserve the output below from the HFP server. GUID-20230222-SS0I-JS2G-SVP6-PV0WQQV2GKRL-low.png
  5. Sending indications: Issue the RingIndication or SendCallerIdNotifications +9198787899889 commands.GUID-20230222-SS0I-GGFH-VVGG-SPMGTMPHNWBL-low.png

    Observe the below output from the HFP server.

    GUID-20230222-SS0I-9B0P-XMLC-DWHRV9XPV6XF-low.png
  6. Initiate audio connection/disconnection and close the HFP connection by issuing the ManageAudio <STATE> and CloseAgClient commands. GUID-20230222-SS0I-V2ZF-TSBN-DZVC6MCQT9JG-low.png

    Observe the below output from the HFP server.

    GUID-20230222-SS0I-88KV-KFPV-GQBPBXXRBTLB-low.png

Note: The port ID on the remote Hands free device is 0x01 (The Unsigned int), as highlighted in the image below from the Attribute ID 0x0004. This port ID is used in the following OpenAudioGatewayClient command as the second parameter.