N/APosted on - 12/14/2011
Is Bus activity is in the form of transcations?if so then share few of PCI Commands?
why C/BE lines are used?
Bus activity in PCI Commands
Yes bus activities are in the form of transactions.Bus activities are between target,master or an initiator.
PCI commands that use in Bus activities are as follow.
Dual Address Cycle
Interrupt Acknowledge:It is the read command
Special Cycle: It is used to broadcast any message
input output read: It is used to transfer data
Input output write
memory write and Invalidate
memory Read: It is used to transfer burst of a data
Memory Read line
Memory Read Multiple
The C/BE lines are used to signal,these signals are of the transaction type.