DS566 Datasheet, PDF (29/38 Pages) Xilinx, Inc – PLBV46 Master

PLBV46 Master (v1.00a)
Allowable Parameter Combinations
See detailed parameter descriptions in the section PLB Master Parameter Detailed Descriptions.
Parameter - Port Dependencies
Table 4: PLBV46 Master Parameter-Port Dependencies
Parameter Name
Affects
Port
Depen
ds
Relationship Description
C_MPLB_AWIDTH
C_MPLB_DWIDTH
C_MPLB_DWIDTH
C_MPLB_NATIVE_DWIDTH
C_MPLB_NATIVE_DWIDTH
C_REM_WIDTH
C_LENGTH_WIDTH
IP2Bus_MstRd_Addr
IP2Bus_MstWr_Addr
M_BE
M_wrDBus
PLB_MRdDBus
IP2Bus_MstRd_BE
IP2Bus_MstWr_BE
Bus2IP_MstRd_d
IP2Bus_MstWr_d
Bus2IP_MstRd_rem
IP2Bus_MstWr_rem
IP2Bus_MstRd_Length
C_LENGTH_WIDTH
IP2Bus_MstWr_Length
C_RDFIFO_VACANCY_WIDTH
IP2Bus_MstRd_Vacanc
y
C_RDFIFO_RDCNT_WIDTH
Bus2IP_MstRd_RdCnt
C_WRFIFO_OCCUPANCY_WI IP2Bus_MstWr_Occupa
DTH
ncy
C_WRFIFO_WRCNT_WIDTH Bus2IP_MstWr_WrCnt
Directly sets the bit width of the
command address bus
The bit width of the Master output BE
bus is set by dividing the parameter
value by 8
Directly sets the bit width of the PLB
Data bus attachments
The bit width of the command BE bus
is set by dividing the parameter value
by 8
Directly sets the bit width of the
LocalLink Data bus attachments
Directly sets the bit width of the
LocalLink REM bus attachments
Directly sets the bit width of the
Command interface Read Length bus
attachments
Directly sets the bit width of the
Command interface Write Length bus
attachments
Directly sets the bit width of the input
Read LocalLink interface Read FIFO
vacancy. Set to constant 1.
Directly sets the bit width of the
output Read LocalLink interface
Read FIFO read count bus
Directly sets the bit width of the input
Write LocalLink interface Write FIFO
occupancy. Set to constant 1.
Directly sets the bit width of the
output Write LocalLink interface Write
FIFO write count bus
DS566 April 24, 2009
www.xilinx.com
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Product Specification