UM1545 datasheet(46/64 Pages) STMICROELECTRONICS

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Audio processor configuration file

UM1545

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Doc ID 023225 Rev 1

Appendix B

Audio processor configuration file

The following example of a device configuration file has extension .apc. Moving along the

text, the registers bank, the coefficients bank and the filters bank, that together comprise the

device configuration as described in the introduction of Section 2.1: IntroductionSection 2:

APW walkthrough, can be easily identified.

#####################################################

# Date:

Wednesday, 12/November/'08

# Interface: Simulation (NONE)

# Product: STA339BWS

#####################################################

################### FFX registers ###################

Reg[00h] = 63h ## Configuration Register A

Reg[01h] = 80h ## Configuration Register B

Reg[02h] = 97h ## Configuration Register C

Reg[03h] = 40h ## Configuration Register D

Reg[04h] = C2h ## Configuration Register E

Reg[05h] = 5Ch ## Configuration Register F

Reg[06h] = 10h ## Master Mute

Reg[07h] = FFh ## Master Volume

Reg[08h] = 60h ## Channel 1 Volume

Reg[09h] = 60h ## Channel 2 Volume

Reg[0Ah] = 60h ## Channel 3 Volume

Reg[0Bh] = 80h ## Audio Preset Register 1

Reg[0Ch] = 00h ## Audio Preset Register 2

Reg[0Dh] = 00h ## Reserved

Reg[0Eh] = 00h ## Channel 1 Config

Reg[0Fh] = 40h ## Channel 2 Config

Reg[10h] = 80h ## Channel 3 Config

Reg[11h] = 77h ## Bass and Treble Tone Control

Reg[12h] = 6Ah ## Limiter 1 Attack/Release Rate

Reg[13h] = 69h ## Limiter 1 Attack/Release Threshold

Reg[14h] = 6Ah ## Limiter 2 Attack/Release Rate

Reg[15h] = 69h ## Limiter 2 Attack/Release Threshold

Reg[16h] = 00h ## Coefficient Address Bits 5..0

Reg[17h] = 00h ## Coefficient b1 Data Bits 23..16

Reg[18h] = 00h ## Coefficient b1 Data Bits 15..8

Reg[19h] = 00h ## Coefficient b1 Data Bits 7..0

Reg[1Ah] = 00h ## Coefficient b2 Data Bits 23..16

Reg[1Bh] = 00h ## Coefficient b2 Data Bits 15..8

Reg[1Ch] = 00h ## Coefficient b2 Data Bits 7..0

Reg[1Dh] = 00h ## Coefficient a1 Data Bits 23..16

Reg[1Eh] = 00h ## Coefficient a1 Data Bits 15..8

Reg[1Fh] = 00h ## Coefficient a1 Data Bits 7..0

Reg[20h] = 00h ## Coefficient a2 Data Bits 23..16

Reg[21h] = 00h ## Coefficient a2 Data Bits 15..8

Reg[22h] = 00h ## Coefficient a2 Data Bits 7..0

Reg[23h] = 00h ## Coefficient b0 Data Bits 23..16

Reg[24h] = 00h ## Coefficient b0 Data Bits 15..8

Reg[25h] = 00h ## Coefficient b0 Data Bits 7..0

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