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Versions: 100
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Contents
require 'HDLRuby'
configure_high
# Describes an 8-bit data 16-bit address memory.
system :mem8_16 do
input :clk, :rwb
[15..0].input :addr
[7..0].inout :data
bit[7..0][2**16].inner :content
par(clk.posedge) do
hif(rwb) { data <= content[addr] }
helse { content[addr] <= data }
end
end
# Instantiate it for checking.
mem8_16 :mem8_16I
# Describes a 16-bit memory made of 8-bit memories.
system :mem16_16 do
input :clk, :rwb
[15..0].input :addr
[15..0].inout :data
mem8_16(:memL).(clk: clk, rwb: rwb, addr: addr, data: data[7..0])
mem8_16(:memH).(clk: clk, rwb: rwb, addr: addr, data: data[15..8])
end
# Instantiate it for checking.
mem16_16 :mem16_16I
# Describes a 16-bit memory made of 8-bit memories the long way.
system :mem16_16_long do
input :clk, :rwb
[15..0].input :addr
[15..0].inout :data
mem8_16 [:memL, :memH]
memL.clk <= clk
memL.rwb <= rwb
memL.addr <= addr
memL.data <= data[7..0]
memH.clk <= clk
memH.rwb <= rwb
memH.addr <= addr
memH.data <= data[15..8]
end
# Instantiate it for checking.
mem16_16_long :mem16_16_longI
# Generate the low level representation.
# low = mem16_16I.to_low
low = mem16_16_longI.systemT.to_low
# Displays it
puts low.to_yaml
Version data entries
100 entries across 100 versions & 1 rubygems