372 Product Information
IEEE1394 Interface
The IEEE 1394 interface has the following characteristics.
Basic specifications
Connector pin signal layout
Power class
Data transfer method Half-duplex Data/Strobe differential serial
Synchronization
method
DS-Link bit level encoding
Encoding/decoding DS-Link bit level encoding
Compatible
connectors
IEEE 1394-1995 compliant plug (6 contact)
Pin
number
Signal
name
Function
1 VP Cable power supply
2VGCable ground
3 TPB* Strobe during receipt, data during transmission
(differential pair)
4TPB
5 TPA* Data during receipt, strobe during transmission
(differential pair)
6TPA
Power class code 100
No power supply from external sources
Fitted with a repeat function with bus power
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