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White Rabbit Trigger Distribution
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White Rabbit Trigger Distribution
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4d3a7c74
Commit
4d3a7c74
authored
Sep 28, 2019
by
Dimitris Lampridis
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[hdl] remove ref clock div2 output from SVEC-TDC-FD
parent
d7de6cf2
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2 additions
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11 deletions
+2
-11
wrtd_ref_svec_tdc_fd.vhd
hdl/top/wrtd_ref_svec_tdc_fd/wrtd_ref_svec_tdc_fd.vhd
+2
-11
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hdl/top/wrtd_ref_svec_tdc_fd/wrtd_ref_svec_tdc_fd.vhd
View file @
4d3a7c74
...
...
@@ -171,7 +171,7 @@ entity wrtd_ref_svec_tdc_fd is
fp_led_column_o
:
out
std_logic_vector
(
3
downto
0
);
fp_gpio1_b
:
out
std_logic
;
-- PPS output
fp_gpio2_b
:
out
std_logic
;
--
Ref clock div2 output
fp_gpio2_b
:
out
std_logic
;
--
not used
fp_gpio3_b
:
in
std_logic
;
-- ext 10MHz clock input
fp_gpio4_b
:
in
std_logic
;
-- ext PPS input
fp_term_en_o
:
out
std_logic_vector
(
4
downto
1
);
...
...
@@ -380,7 +380,6 @@ architecture arch of wrtd_ref_svec_tdc_fd is
signal
clk_sys_62m5
:
std_logic
;
signal
rst_sys_62m5_n
:
std_logic
;
signal
clk_ref_125m
:
std_logic
;
signal
clk_ref_div2
:
std_logic
;
signal
clk_ext_ref
:
std_logic
;
signal
tdc_clk_125m
:
std_logic
;
signal
dcm1_clk_ref_0
:
std_logic
;
...
...
@@ -939,17 +938,9 @@ begin -- architecture arch
-- LED 5
svec_led
(
15
downto
14
)
<=
c_LED_GREEN
when
pps_led
=
'1'
else
c_LED_OFF
;
-- Div by 2 reference clock to LEMO connector
process
(
clk_ref_125m
)
begin
if
rising_edge
(
clk_ref_125m
)
then
clk_ref_div2
<=
not
clk_ref_div2
;
end
if
;
end
process
;
-- Front panel IO configuration
fp_gpio1_b
<=
pps
;
fp_gpio2_b
<=
clk_ref_div2
;
fp_gpio2_b
<=
'0'
;
clk_ext_ref
<=
fp_gpio3_b
;
pps_ext_in
<=
fp_gpio4_b
;
fp_term_en_o
<=
(
others
=>
'0'
);
...
...
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