LSI Specification

MB86617A

<Host>

START

Set necessary data to registers such as Bridg and TSPIF(Note).

Input the source packet data and clock

into TSPIF port.

Read Transmit late occurred (INT32)

interrupt.

<Device>

Set value to registers such as Bridge and

TSPIF.

Store source packet in FIFO at TSPIF.

Transmit source packet to CP LSI.

Receive processed source packet from

CP LSI and store it in FIFO at Bridge.

Isocycle

No

Yes

Arbitration procedure

 

Arbitration result

Lost

 

Won

 

Transmit Late evaluation

Transmit Late

Yes

Report Transmit late occurred (INT32) interrupt(assert XINT).

Discard source packet and transmit

empty packet.

Connect source packet according to

register setting and transmit.

END

Figure 11.5 Flow example for transmitting Isochronous packet

Rev.1.0

126

Fujitsu VLSI

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Fujitsu MB86617A manual 126