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Result.I2SCLK := Pllvco;
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Pllvco := Pllvco * Plln;
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Result.SYSCLK := Pllvco / Pllp;
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Function Definition: procedure Disable
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Function Body: (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.CR.EN1 := False;
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when Channel_2 =>
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This.CR.EN2 := False;
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end case;
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end Disable;
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-------------
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-- Enabled --
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-------------
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function Enabled
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(This : Digital_To_Analog_Converter;
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Channel : DAC_Channel)
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return Boolean is
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begin
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case Channel is
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when Channel_1 =>
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return This.CR.EN1;
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when Channel_2 =>
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return This.CR.EN2;
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end case;
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end Enabled;
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----------------
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-- Set_Output --
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----------------
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procedure Set_Output
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(This : in out Digital_To_Analog_Converter;
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Channel : DAC_Channel;
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Value : UInt32;
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Resolution : DAC_Resolution;
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Alignment : Data_Alignment)
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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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case Resolution is
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when DAC_Resolution_12_Bits =>
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case Alignment is
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when Left_Aligned =>
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This.DHR12L1.DACC1DHR :=
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UInt12 (Value and Max_12bit_Resolution);
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when Right_Aligned =>
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This.DHR12R1.DACC1DHR :=
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UInt12 (Value and Max_12bit_Resolution);
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end case;
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when DAC_Resolution_8_Bits =>
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This.DHR8R1.DACC1DHR := UInt8 (Value and Max_8bit_Resolution);
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end case;
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when Channel_2 =>
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case Resolution is
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when DAC_Resolution_12_Bits =>
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case Alignment is
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when Left_Aligned =>
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This.DHR12L2.DACC2DHR :=
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UInt12 (Value and Max_12bit_Resolution);
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when Right_Aligned =>
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This.DHR12R2.DACC2DHR :=
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UInt12 (Value and Max_12bit_Resolution);
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end case;
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when DAC_Resolution_8_Bits =>
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This.DHR8R2.DACC2DHR := UInt8 (Value and Max_8bit_Resolution);
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end case;
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end case;
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end Set_Output;
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------------------------------------
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-- Trigger_Conversion_By_Software --
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------------------------------------
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procedure Trigger_Conversion_By_Software
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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.SWTRIGR.SWTRIG.Arr (1) := True; -- cleared by hardware
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when Channel_2 =>
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This.SWTRIGR.SWTRIG.Arr (2) := True; -- cleared by hardware
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end case;
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end Trigger_Conversion_By_Software;
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