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1、iphone数据线接口定义引脚定义描述中文说明Ground(-),internalyconnectedwithPin2oniPod1GND地motherboardAudio&Videoground(-),internalyconnectedwith2GNDCommonGround(-)线路输出地Pin2oniPodmotherboard3RightLineOut-R(+)(Audiooutput,rightchannel)R声道线路输出L声道线路输出4LeftLineOut-L(+)(Audiooutput,leftchanne
2、l)R声道线路输入5RightInLineIn-R(+)6LeftInLineIn-L(+)L声道线路输入Compositevideooutput(onlywhenslideshowactive8VideoOut复合视频输出(只有彩屏的ipod有效)oniPodPhoto)S-Video9ChrominanceforiPodColor,PhotoonlyS-视频输出色度outputS-Video10foriPodColor,PhotoonlyS-视频输出亮度Luminanceoutput11GNDSerialGNDSerialG
3、NDRS-232地12Txipodsendingline,SerialTxDSerialTxDRS-232串口TxD13Rxipodreceivingline,SerialRxDSerialRxDRS-232串口RxD14RSVDReserved保留的Ground(-),internalyconnectedwithpin16oniPod15GND地motherboardUSBGND(-),internalyconnectedwithpin15onUSB负极16GNDiPodmotherboard17RSVDReserved保留的
4、3.3VPower(+)3.3V电源正极Steppeduptoprovide+5VDCtoUSBoniPodCamera183.3VConnector.IfiPodisputtosleepwhileCameraConnectorispresent,+5VDCatthispinslowlydrainsbackto0VDC.FirewirePower12VDC(+)1394火线12V电源正极19,20+12VFirewirePower12VDC(+)Differentresistancesindicateaccessorytype:
5、AccessoryIndicator附件识别接口1kOhm-iPoddockingstation,beepswhenconnected1k0-iPod基座10kOhm-TakessomeiPodsintophotoimportmode10k-照相机500kOhm-relatedtoserialcommunication/usedtoenableserialcommunicationsUsedinDensionIce500k-RS-232通信AccessoryLinkPluscarinterface21Indicator/Seri
6、al1MOhm-Belkinautoadaptor,iPodshutsdownenableautomaticallywhenpowerdisconnectedConnectingpin21togroundwitha1MOhmresistordoesstoptheipodwhenpower(i.e.Firewire-12V)iscut.1M0-Belkin自动适配器,LookstobethatwhenthispinisgroundeditclosesaswitchsothatonlossofpowertheIpodshutsoff
7、.DockhasthesameResister.22TPA(-)FireWireDataTPA(-)FireWireDataTPA(-)1394火线数据TPA(-)235VDC(+)USBPower5VDC(+)USBPower5VDC(+)USB5V电源正极24TPA(+)FireWireDataTPA(+)FireWireDataTPA(+)1394火线数据TPA(+)25Data(-)USBData(-)USBData(-)USB数据(-)26TPB(-)FireWireDataTPB(-)FireWireDataTPB(
8、-)1394火线数据TPA(-)USBData(+)USBData(+)USB数据(+)Pins25and27maybeusedindifferentmanner.ToforcetheiPod5Gtochargeinanycase,when"USB27Data(
