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Wave_Generation_Selection'Enum_Rep (Selection.Kind);
when Channel_2 =>
This.CR.WAVE2 :=
Wave_Generation_Selection'Enum_Rep (Selection.Kind);
end case;
case Selection.Kind is
when No_Wave_Generation =>
null;
when Noise_Wave =>
case Channel is
when Channel_1 =>
This.CR.MAMP1 := As_UInt4 (Selection.Mask);
when Channel_2 =>
This.CR.MAMP2 := As_UInt4 (Selection.Mask);
end case;
when Triangle_Wave =>
case Channel is
when Channel_1 =>
This.CR.MAMP1 := As_UInt4 (Selection.Amplitude);
when Channel_2 =>
This.CR.MAMP2 := As_UInt4 (Selection.Amplitude);
end case;
end case;
end Select_Wave_Generation;
------------------------------
-- Selected_Wave_Generation --
------------------------------
function Selected_Wave_Generation
(This : Digital_To_Analog_Converter;
Channel : DAC_Channel)
return Wave_Generation
is
Kind : Wave_Generation_Selection;
function As_Mask is new Ada.Unchecked_Conversion
(Target => Noise_Wave_Mask_Selection, Source => UInt4);
function As_Amplitude is new Ada.Unchecked_Conversion
(Target => Triangle_Wave_Amplitude_Selection, Source => UInt4);
begin
case Channel is
when Channel_1 =>
Kind := Wave_Generation_Selection'Val (This.CR.WAVE1);
when Channel_2 =>
Kind := Wave_Generation_Selection'Val (This.CR.WAVE2);
end case;
declare
Result : Wave_Generation (Kind);
begin
case Kind is
when No_Wave_Generation =>
null;
when Noise_Wave =>
case Channel is
when Channel_1 =>
Result.Mask := As_Mask (This.CR.MAMP1);
when Channel_2 =>
Result.Mask := As_Mask (This.CR.MAMP2);
end case;
when Triangle_Wave =>
case Channel is
when Channel_1 =>
Result.Amplitude := As_Amplitude (This.CR.MAMP1);
when Channel_2 =>
Result.Amplitude := As_Amplitude (This.CR.MAMP2);
end case;
end case;
return Result;
Function Definition: procedure Disable (This : in out Analog_To_Digital_Converter) is
Function Body: begin
This.CR2.ADON := False;
end Disable;
-------------
-- Enabled --
-------------
function Enabled (This : Analog_To_Digital_Converter) return Boolean is
(This.CR2.ADON);
----------------------
-- Conversion_Value --
----------------------
function Conversion_Value
(This : Analog_To_Digital_Converter)
return UInt16
is