iphone 5 lightning connector (8 pin), iphone 4 Dock cable conne...

iphone 5 lightning connector (8 pin), iphone 4  Dock cable connector(30 pin) 比較
 
 
 
lightning connector (iphone 5 鎖更多)
Pin 1 GND ground  
Pin 2 L0p lane 0 positive  
Pin 3 L0n lane 0 negative  
Pin 4 ID0 identification/control 0  
Pin 5 PWR power (charger or battery)  
Pin 6 L1n lane 1 negative  
Pin 7 L1p lane 1 positive  
Pin 8 ID1 identification/control 1 

Dock cable connector
Pin Signal Description 
1 GND Ground (-), internally connected with Pin 2 on iPhone motherboard 
2 GND Audio & Video ground (-), internally connected with Pin 1 on iPod motherboard 
3 Right Line Out - R (+) (Audio output, right channel) . See also Apple iPhone headset  connector pinout 
4 Left Line Out - L(+) (Audio output, left channel) 
5 Right In Line In - R (+) 
6 Left In Line In - L (+) 
8 
    
9 
    
10 
    
11 GND If connected to GND the iPhone sends audio signals through pin 3-4, otherwise it uses onboard speaker.