initaic10.h

一个滤波器和一个音效处理程序 TI 的CCS 编译器编程。

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************************************************************************
**  File Name:    InitAIC10.h
**  Part Number:  TLV320AIC10/11EVM-SW-0111
************************************************************************
**  Copyright (c) Texas Instruments, Inc. 2000
************************************************************************
**
**  Release History:
**     Version      Date          Engr          Description
**      1.00     10-11-2000    Wendy X Fang   Original Release
**
************************************************************************
**
**  Function:
**    This header file defines values for AIC10 CODEC control registers,
**    which will be updated by costoms when additional AICs is added to
**    the EVM board (?? should fixed before final release ??).
**
************************************************************************
**  References:
**    (1) Data Manual: General-Purpose 3V to 5.5V 16bit 22KSPS DSP Codec 
**        - TLV320AIC10
************************************************************************

************************************************************************
**  Define Statements
************************************************************************
SECRequ      .set   0x0001          ; in prim comm, request for 2nd comm
ReadCR1      .set   0x1200          ; in 2nd comm, read AIC10 CR1 request

******* Master AIC Control Register Values (in 2nd Comm) *******
WriteMCR1    .set   0x0200          ; use default
WriteMCR2    .set   0x0402          ; N=2 for fs = 16Khz 
WriteMCR3    .set   0x0618          ; turn on OFF-HOOK to DAA
WriteMCR4    .set   0x0800          ; gain: Input=0dB, Output=24db

******* Slave AIC(s) Control Register Values (in 2nd Comm) *******
WriteSCR1    .set   0x0250          ; enable MIC op-amp interface
WriteSCR2    .set   0x0402          ; N=2 for fs = 16Khz
WriteSCR3    .set   0x0600          ; use default
WriteSCR4    .set   0x0800          ; gain: Input=24dB, Output=24db

************************************************************************
**  Varaible & Initialization
************************************************************************
             .global  AIC10Num, MasterOnFlag, IdentErrs
      
InitVari     .usect ".variable", 1  ; initial point of data 
FSCount      .usect ".variable", 1  ; comm FS (frame sync) counter
CRegCount    .usect ".variable", 1  ; AIC control register counter

AIC10Num     .usect ".variable", 1  ; number of AIC10 chips on EVM
MasterOnFlag .usect ".variable", 1  ; a master AIC10 on board flag
IdentErrs    .usect ".variable", 1  ; AIC10 hw errors identified

MstCR1       .usect ".variable", 1  ; master AIC10 CR1 status
MstCR2       .usect ".variable", 1  ; master AIC10 CR2 status
MstCR3       .usect ".variable", 1  ; master AIC10 CR3 status
MstCR4       .usect ".variable", 1  ; master AIC10 CR4 status
SlvCR1       .usect ".variable", 1  ; slave AIC10 CR1 status
SlvCR2       .usect ".variable", 1  ; slave AIC10 CR2 status
SlvCR3       .usect ".variable", 1  ; slave AIC10 CR3 status
SlvCR4       .usect ".variable", 1  ; slave AIC10 CR4 status

************************************************************************
** external variables
************************************************************************
             .ref   LoopCount       ; main loop counter

************************************************************************
**  End of File -- InitAIC10.h
************************************************************************