Altera Avalon Verification IP Suite Bedienungsanleitung Seite 111

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5–2 Chapter 5: Avalon-ST Monitor
Parameters
Avalon Verification IP Suite User Guide May 2011 Altera Corporation
Parameters
The Avalon-ST monitor supports the full range of signals defined for the Avalon-ST
source and sink interfaces. You can customize the Avalon-ST source and sink
interfaces using the parameters described in Table 51.
Table 5–1. Parameters for the Avalon-ST Monitor BFM
Parameter
Default
Value
Legal
Values
Description
Port Widths
Symbol width 8
Data symbol width in bits. The symbol width should be 8 for
byte-oriented interfaces.
Number of symbols 4 Numbers of symbols per word.
Width of the channel signal 1 Specifies the width of the
channel
signal in bits.
Width of the error port1 Specifies the width of the
error
signal in bits.
Width of the empty port1 Specifies the width of the
empty
signal in bits.
Port Enables
Include the signals to support
packets
On On/Off
When On, the interface includes a the
startofpacket
,
endofpacket
, and
empty
signals.
Use the channel port On On/Off When On, the interface includes a
channel
pin.
Use the error port On On/Off When On, the interface includes
error
pins.
Use the ready port On On/Off When On, the interface includes
ready
pins.
Use the valid port On On/Off When On, the interface includes
valid
pins.
Use the empty port On On/Off When On, the interface includes a
empty
pin.
Timing Attributes
Ready latency 0
Specifies the
readyLatency
parameter for data interfaces that
support backpressure. Refer to the Avalon Interface
Specifications for more information.
Number of beats per cycle 1 1–1024 Specifies the number of beats per cycle.
Channel Attributes
Max Channel Number 1
Specifies when a timeout will occur if a burst write transfer has
not completed.
Miscellaneous Properties
Max Packet Size Covered 1 Specifies the maximum packet size.
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