This version (12 Sep 2022 11:22) was approved by Angu Sewa.The Previously approved version (19 Mar 2021 15:28) is available.

High Order Shelving

Targets Supported

Name	ADSP-214xx	ADSP-215xx/SC5xx	ADAU145x/146x
——————————————————--	—————————-	——————————--	—————————-
High Order Shelving	NA	NA	S
High Order Shelving Table Interpolator	NA	NA	S

Name	Type	Description
—————————————	——————————	————————————————
Input0	Audio	Input channel

Name	Type	Description
—————————————————-	——————————	————————————————
Output0	Audio	Filter Output
ExtGain0(Table Interpolator Only)	Control	External Gain Input

GUI Parameter Name	Default Value	Range	Function Description
———————————————-	—————————-	————————————-	—————————————————————-
Gain_StageX	0	-12 to 12 dB	Gain for individual filter stage
Order_StageX	2	2 to 12	Order of individual filter stage
FilterField1_StageX	100	1 to 96000	Lower cutoff frequency of individual filter stage
FilterField2_StageX	96000	1 to 96000	Upper cutoff frequency of individual filter stage
FilterBW_StageX	400	1 to 96000	Bandwidth of individual filter stage
OctaveSpacing_StageX	2.322	1 to 12	Octave Spacing of individual filter stage
Precisiontype_StageX	Single	Single/Double	Precision type of individual filter stage

Note : _StageX - Refers to parameters of each stage. X represents the stage index.

Parameter Name	Description	ADAU145x/146x
——————————-	———————————————————————————————————————	—————————-
FilterX_b2x0	Numeric Array consisting of all the filter coefficients belonging to a particular stage.	8.24

Note : X represents the stage index.