More about constant ■ Constant example Constant lo ADDRESS= H 370, Define a constant value Constant Foo=1+2 '3-LOG2(256) Constant FOo PLUs one =Fo0+1 Define an arithematic equation Depends on pre-define constant Copyright 1997 Altera Corporation 2/22/2021P16 favara
Copyright © 1997 Altera Corporation 2/22/2021 P.16 More about Constant ◼ Constant example Constant IO_ADDRESS = H”370”; Constant FOO = 1+2*3 - LOG2(256); Constant FOO_PLUS_one = FOO + 1; Define a constant value Define an arithematic equation Depends on pre-define constant
Implement Combinational Logic AhDL subsdeSign decode 1 (a0, al. b 1, out2: output begin outl=a0&!al∵ out2 out1 b out1=ao&al out2 =a0 lal# b Copyright 1997 Altera Corporation 2/22/2021P17 favara
Copyright © 1997 Altera Corporation 2/22/2021 P.17 Implement Combinational Logic out1 = a0 & !a1 out2 = a0 & !a1 # b AHDL ? SUBSDESIGN decode1 ( a0, a1, b : input; out1, out2 : output; ) begin out1 = a0 & !a1; out2 = out1 # b; end;