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projects:continuous_wave_sinusgenerator [2012/03/28 14:20]
norbo [Myhdl Code]
projects:continuous_wave_sinusgenerator [2012/03/28 14:23] (current)
norbo [Myhdl Code]
Line 34: Line 34:
  if i_enable==1:  if i_enable==1:
    # recursive chebycheff formulation for sinus waveform calculation    # recursive chebycheff formulation for sinus waveform calculation
-   # often taylor approximations is used in fixpoint calculation but if you want a continuous waveform +   # often taylor approximations or other polynomial approximations  
-   # which is often the case the recursive chebycheff formulation saves lot of multiplications.+          # are usedbut if you want a continuous waveform, 
 +   # the recursive chebycheff formulation could save bunch of multiplications.
    Reg_T0.next=Reg_T1    Reg_T0.next=Reg_T1
    Reg_T1.next=((KONSTANT_FACTOR * Reg_T1)>>(INTERNALWIDTH-1)) - Reg_T0    Reg_T1.next=((KONSTANT_FACTOR * Reg_T1)>>(INTERNALWIDTH-1)) - Reg_T0
projects/continuous_wave_sinusgenerator.txt · Last modified: 2012/03/28 14:23 by norbo
 
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