processe
d
分频9：1MHz
libraryieeeuseieeestd_logic_1164alle
tityfe
pi
9isportclki
std_logicclkoutoutstd_logice
darchitecturebhvoffe
pi
9isbegi
processclkvariableai
tegerra
ge0to20variabletempstd_logicbegi
ifclkeve
ta
dclk1the
aa1ifa20the
a0temp
ottempe
dife
difclkouttempe
dprocesse
d
正弦波：
e
tityzhe
gxua
isportclkrsti
bitdataouti
tegerra
ge0to255e
darchitecturebhvofzhe
gxua
istypearray_acisarray0to63ofi
tegerra
ge0to255co
sta
tmarray_ac2552542522492452392332252172071971861741621501371241129987
16
f《EDA》课程设计
75645343342619138410014813192634435364758799112124137150162174186197207217225233239245249252254255sig
alai
tegerra
ge0to63begi
processclkrstbegi
ifrst1the
data0elsifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
ifclkeve
ta
dclk1the
aa1datamae
dife
dife
dife
dife
dife
dife
dife
dife
dife
dife
dife
dife
dife
dife
dif
17
f《EDA》课程设计
e
dife
dprocesse
d
三角波：
libraryieeeuseieeestd_logic_1164alluseieeestd_logic_u
sig
edalle
titytra
gleisportclkrsti
std_logicqouti
tegerra
ge0to255e
darchitecturebhvoftra
gleissig
alabitbegi
processclkrstvariableyi
tegerra
ge0to256variabletmpi
tegerra
ge0to63variableabitbegi
ifrst1the
q0elsifclkeve
ta
dclk1the
ifa0the
iftmp31the
q255a1elsetmptmp1yy8e
difelseiftmp0the
a0q0elsetmptmp1yy8e
dife
dife
difqye
dprocesse
d
方波：
alibraryieee
18
f《EDA》课程设计
useieeestd_logic_1164alluseieeestd_logic_u
sig
edalle
titysquareisportclkrsti
std_logicqoutstd_logic_vector7dow
to0e
darchitecturebhvofsquareisbegi
processclkrstvariabletmpi
tegerra
ge0to63begi
ifrst1the
q