iPhone數(shù)據(jù)線接口定義

1、iPhone數(shù)據(jù)線接口定義 接口排列方式為:1.2.3.4.5.6.7.8.9.29.30內(nèi)部焊接點排列為:1 3 5 7 9 11 13 15 17 19 21 23 25 27 292 4 6 8 10 12 14 16 18 20 22 24 26 28 30接口定義為:1 Ground (-) 地 *2 Line Out - Common Ground (-) 線路輸出 地*3 Line Out - R (+) R聲道線路輸出4 Line Out - L (+)L聲道線路輸出5 Line In - R (+) R聲道線路輸入6 Line In - L (+) L聲道線路輸入78 Vid

2、eo Out - Composite Video (for ipod colour when slideshow activated) 復(fù)合視頻輸出 (只有彩屏的ipod有效)*91011 Serial GNDRS-232串口 地12 Serial TxD RS-232串口 TxD13 Serial RxD RS-232串口 RxD1415 Ground (-) 地 *16 USB GND (-) USB電源負(fù)極 *1718 3.3V Power (+) 3.3V電源正極19 Firewire Power 12 VDC (+) 1394火線12V電源 正極 *20 Firewire Power

3、 12 VDC (+)1394火線12V電源 正極*21 Accessory Indicator 附件識別接口 *22 FireWire Data TPA (-) 1394火線數(shù)據(jù) TPA(-)23 USB Power 5 VDC (+)USB 5V 電源 正極24 FireWire Data TPA (+) 1394火線數(shù)據(jù) TPA(+)25 USB Data (-)USB 數(shù)據(jù)(-)26 FireWire Data TPB (-)1394火線數(shù)據(jù) TPA(-)27 USB Data (+) USB 數(shù)據(jù)(+)28 FireWire Data TPB (+) 1394火線數(shù)據(jù) TPB(+)2

4、9 FireWire Ground (-) 1394火線12V電源 負(fù)極*30 FireWire Ground (-) 1394火線12V電源 負(fù)極*iphone接口定義英文版的：30 pin connector used on the dock station for iPod and iPhone.Available in all Apple iPod MP3 player (iPod 1G, 2G, 3G, 4G, 5G and Nano).This connector is used on iPod (starting from 3rd generation) and iPhone.

5、It is used to connect the iPod or iPhone to various devices: PC (via USB or FireWire IEEE1394), audio amplifier, serial device (controlled via the Apple Accessory Protocol).Pin Signal Description 1 GND Ground (-), internaly connected with Pin 2 on iPod motherboard 2 GND Audio and Video ground (-), i

6、nternaly connected with Pin 2 on iPod motherboard 3 Right Line Out - R (+) (Audio output, right channel) 4 Left Line Out - L(+) (Audio output, left channel) 5 Right In Line In - R (+) 6 Left In Line In - L (+) 8 Video Out Composite video output (only when the slideshow mode is active on iPod Photo)

7、9 S-Video Chrominance output for iPod Color, Photo only 10 S-Video Luminance output for iPod Color, Photo only 11 GND Serial GND 12 Tx ipod sending line, Serial TxD 13 Rx ipod receiving line, Serial RxD 14 NC 15 GND Ground (-), internaly connected with pin 16 on iPod motherboard 16 GND USB GND (-),

8、internaly connected with pin 15 on iPod motherboard 17 NC 18 3.3V 3.3V Power (+)Stepped up to provide +5 VDC to USB on iPod Camera Connector.If iPod is put to sleep while Camera Connector is present, +5 VDC at this pin slowly drains back to 0 VDC. 19,20 +12V Firewire Power 12 VDC (+) 21 Accessory In

9、dicator/Serial enable Different resistances indicate accessory type:1KOhm - iPod docking station, beeps when connected10KOhm - Takes some iPods into photo import mode500KOhm - related to serial communication / used to enable serial communications Used in Dension Ice Link Plus car interface1MOhm - Be

10、lkin auto adaptor, iPod shuts down automatically when power disconnected Connecting pin 21 to ground with a 1MOhm resistor does stop the ipod when power (i.e. Firewire-12V) is cut. Looks to be that when this pin is grounded it closes a switch so that on loss of power the Ipod shuts off. Dock has the

11、 same Resistor.22 TPA (-) FireWire Data TPA (-) 23 5 VDC (+) USB Power 5 VDC (+) 24 TPA (+) FireWire Data TPA (+) 25 Data (-) USB Data (-) 26 TPB (-) FireWire Data TPB (-) 27 Data (+) USB Data (+)Pins 25 and 27 may be used in different manner. To force the iPod 5G to charge in any case, when "U

12、SB Power 5 VDC' (pin 23) is fed, 25 must be connected to 5V through a 10KOhm resistor, and 27 must be connected to the Ground (for example: pin 1) with a 10KOhm resistor. 28 TPB (+) FireWire Data TPB (+) 29,30 GND FireWire Ground (-) NotesSignals with grey background may not exist on some docking stations.Apple serial devices (i.e. iTalk and remote control) communicate with iPod (3rd generat