otsdaq_prepmodernization
v2_04_02
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udp_data_splicer.vhd
1
-- Author: Ryan Rivera, FNAL
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library
IEEE
;
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use
IEEE.std_logic_1164.
all
;
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use
IEEE.std_logic_arith.
all
;
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use
IEEE.std_logic_unsigned.
all
;
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8
entity
udp_data_splicer
is
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port
(
10
clk
:
in
std_logic
;
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user_data
:
in
std_logic_vector
(
7
downto
0
)
;
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gen_data
:
in
std_logic_vector
(
7
downto
0
)
;
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sel_user
:
in
std_logic
;
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udp_data_out
:
out
std_logic_vector
(
7
downto
0
)
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)
;
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end
;
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architecture
udp_data_splicer_arch
of
udp_data_splicer
is
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signal
delay_sel_user
:
std_logic
;
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signal
latched_user_data
:
std_logic_vector
(
7
downto
0
)
;
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begin
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udp_data_out
<=
gen_data
when
delay_sel_user
=
'
0
'
else
latched_user_data
;
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process
(clk)
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begin
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if
rising_edge
(
clk
)
then
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latched_user_data
<=
user_data
;
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delay_sel_user
<=
sel_user
;
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end
if
;
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end
process
;
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end
udp_data_splicer_arch
;
udp_data_splicer
Definition:
udp_data_splicer.vhd:8
src
firmware
g-2
KickerControllerFirmware
GEL_CAPTAN
udp_data_splicer.vhd
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