Sha256: b51670302fc289245ab9fc32562c4a1b5d871455f5e8e732333daf67f78d6577
Contents?: true
Size: 1.75 KB
Versions: 41
Compression:
Stored size: 1.75 KB
Contents
# require "std/fixpoint.rb"
# require_relative "activation_function.rb"
require 'std/function_generator.rb'
include HDLRuby::High::Std
system :music do
input :clk, :rst
[24].output :sound
# func_sin = proc { |i| Math.sin(i) }
# More efficient:
func_sin = Math.method(:sin)
# bit[8,8].inner :time
# signed[2,22].inner :sin_val0
# signed[2,22].inner :sin_val1
bit[8].inner :time
signed[24].inner :sin_val0
signed[24].inner :sin_val1
# activation_function(func_sin,signed[2,22],8,8,16).(:func_sin0_generator).(time,sin_val0)
# activation_function(func_sin,signed[2,22],8,8,16).(:func_sin1_generator).(time/2,sin_val1)
function_generator(func_sin,bit[8],signed[24],4,-Math::PI..Math::PI,-2..2).(:func_sin0_generator).(time,sin_val0)
function_generator(func_sin,bit[8],signed[24],4,-Math::PI*2..Math::PI*2,-2..2).(:func_sin1_generator).(time/2,sin_val1)
# signed[2,22].inner :sound0
signed[48].inner :sound0
sound0 <= sin_val0.as(signed[24]) * sin_val1
sound <= sound0[47..24]
par(clk.posedge) do
hif(rst) { time <= 0 }
helse do
# time <= time + _0000000000000001
time <= time + _00000001
end
end
end
system :music_test do
inner :clk,:rst
[24].inner :sound
music(:my_music).(clk,rst,sound)
timed do
clk <= 0
rst <= 0
!10.ns
clk <= 1
!10.ns
clk <= 0
rst <= 1
!10.ns
clk <= 1
!10.ns
clk <= 0
!10.ns
clk <= 1
!10.ns
clk <= 0
rst <= 0
256.times do
!10.ns
clk <= 1
!10.ns
clk <= 0
end
end
end
Version data entries
41 entries across 41 versions & 1 rubygems