18–10
Chapter 18: Interfaces Library
Table 18–8 shows the Avalon-MM Write FIFO block parameters.
Table 18–8. Avalon-MM Write FIFO Block Parameters
Name
Data Type
Value
Signed Integer,
Signed Fractional, The number format of the bus.
Unsigned Integer
Description
[number of bits].[]
[].[number of bits]
>= 0 Specifies the number of bits to the left of the binary point, including the sign bit.
(Parameterizable) This parameter does not apply to single-bit buses.
>= 0 Specifies the number of bits to the right of the binary point. This parameter applies
(Parameterizable) only to signed fractional buses.
FIFO Depth
>2
Specifies the depth of the FIFO buffer.
Figure 18–6 shows an Avalon-MM Write FIFO block.
Figure 18–6. Avalon-MM Write FIFO
Figure 18–7 shows the content of the Avalon-MM Write FIFO block.
Figure 18–7. Avalon-MM Write FIFO Content
Avalon Streaming Blocks
The Avalon Streaming blocks automate the process of specifying ports that are
compatible with an Avalon-ST interface. The blocks include an Avalon-ST Packet
Format Converter , Avalon-ST Sink and Avalon-ST Source .
DSP Builder Handbook
Volume 2: DSP Builder Standard Blockset
November 2013 Altera Corporation
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