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(This : in out Digital_To_Analog_Converter;
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Source : DAC_Interrupts)
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is
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begin
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case Source is
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when DMA_Underrun_Channel_1 =>
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This.CR.DMAUDRIE1 := True;
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when DMA_Underrun_Channel_2 =>
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This.CR.DMAUDRIE2 := True;
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end case;
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end Enable_Interrupts;
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------------------------
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-- Disable_Interrupts --
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------------------------
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procedure Disable_Interrupts
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(This : in out Digital_To_Analog_Converter;
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Source : DAC_Interrupts)
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is
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begin
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case Source is
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when DMA_Underrun_Channel_1 =>
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This.CR.DMAUDRIE1 := False;
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when DMA_Underrun_Channel_2 =>
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This.CR.DMAUDRIE2 := False;
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end case;
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end Disable_Interrupts;
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-----------------------
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-- Interrupt_Enabled --
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-----------------------
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function Interrupt_Enabled
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(This : Digital_To_Analog_Converter;
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Source : DAC_Interrupts)
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return Boolean
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is
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begin
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case Source is
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when DMA_Underrun_Channel_1 =>
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return This.CR.DMAUDRIE1;
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when DMA_Underrun_Channel_2 =>
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return This.CR.DMAUDRIE2;
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end case;
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end Interrupt_Enabled;
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----------------------
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-- Interrupt_Source --
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----------------------
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function Interrupt_Source
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(This : Digital_To_Analog_Converter)
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return DAC_Interrupts
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is
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begin
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if This.CR.DMAUDRIE1 then
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return DMA_Underrun_Channel_1;
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else
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return DMA_Underrun_Channel_2;
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end if;
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end Interrupt_Source;
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-----------------------------
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-- Clear_Interrupt_Pending --
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-----------------------------
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procedure Clear_Interrupt_Pending
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(This : in out Digital_To_Analog_Converter;
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Channel : DAC_Channel)
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is
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begin
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case Channel is
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when Channel_1 =>
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This.SR.DMAUDR1 := False;
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when Channel_2 =>
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This.SR.DMAUDR2 := False;
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end case;
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end Clear_Interrupt_Pending;
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----------------------------
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-- Select_Wave_Generation --
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----------------------------
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procedure Select_Wave_Generation
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(This : in out Digital_To_Analog_Converter;
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Channel : DAC_Channel;
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Selection : Wave_Generation)
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is
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function As_UInt4 is new Ada.Unchecked_Conversion
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(Source => Noise_Wave_Mask_Selection, Target => UInt4);
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function As_UInt4 is new Ada.Unchecked_Conversion
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(Source => Triangle_Wave_Amplitude_Selection, Target => UInt4);
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begin
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case Channel is
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when Channel_1 =>
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This.CR.WAVE1 :=
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