MCPC-TR-002 Hands-Free Profile 1.5 Application Guideline ...

©Copyright 2006-2011 Mobile Computing Promotion Consortium (MCPC)MCPC TR-002 Hands-Free Profile 1.5 Guideline Version 1.515.1 RegistrationHF registration parametersItem Parameter Value, range Reason SpecInquiry scan Inquiry_scan_interval Less than or equalto 1.28 secInterlacedinquiry scanInquiry_scan_windowInquiry_scan_intervalInquiry_scan_windowMore than or equalto 11.25 msecLess than or equalto 2.56 secMore than or equalto 11.25 msecPage scan Page_scan_interval Less than or equalto 1.28 secInterlacedPage scanPage_scan_windowInquiry_scan_intervalInquiry_scan_windowMore than or equalto 11.25 msecLess than or equalto 1.28 secMore than or equalto 11.25 msecDevice name Name_length Less than or equalto 20 charactersLink policysettingLinksupervisiontimeoutDevice nameUS-ASCII printablecode + blankFor fast connectivityThe AG can show thedevice name of the HF.Master slave switch Support The AG can freelybecome a master or aslave and realize lowpower consumption.SCO packets HV1/HV2/HV3 *1 HV1 is selected foreSCO packetsEV3/2-EV3better audio quality.Link_supervision_timeoutLess than or equalto 5.12 secSecurity Security mode Security mode 2/3(It is recommendedthat the HF acceptany security mode1,2,3 the AG uses)Passcode lengthGreater than orequal to 4To detect a link loss inthe defined time.To ensure securityTo ensure minimumsecurityPasscode character code 0x30-0x39 The user can easilyenter the Passcode.HCI7.3.21HCI7.3.19GAP3.2.2HCI7.2.9HCI7.3.43GAP5.2GAP3.2.3*1It is also recommended to support HV2 and HV3 considering multiple profiles. If the HF requires HV1 butthe AG replies HV3, it is recommended the HF and the AG adopt HV3.11