File list (Check if you may need any files):
DEC643_AUDIO
............\cc_build_Debug.log
............\Debug
............\Debug.lkf
............\Debug.lkv
............\DEC643_AUDIO.cmd
............\DEC643_AUDIO.CS_
............\................\FILE.CDX
............\................\FILE.DBF
............\................\FILE.FPT
............\................\SYMBOL.CDX
............\................\SYMBOL.DBF
............\................\SYMBOL.FPT
............\DEC643_AUDIO.paf
............\DEC643_AUDIO.paf2
............\DEC643_AUDIO.pjt
............\DEC643_AUDIO.sbl
............\DEC643_AUDIO.wks
............\gel
............\...\DEC643.gel
............\include
............\.......\codec.h
............\.......\csl.h
............\.......\csl_atl.h
............\.......\csl_atlhal.h
............\.......\csl_cache.h
............\.......\csl_cachehal.h
............\.......\csl_chip.h
............\.......\csl_chiphal.h
............\.......\csl_dat.h
............\.......\csl_dma.h
............\.......\csl_dmahal.h
............\.......\csl_edma.h
............\.......\csl_edmahal.h
............\.......\csl_emac.h
............\.......\csl_emachal.h
............\.......\csl_emi.h
............\.......\csl_emif.h
............\.......\csl_emifa.h
............\.......\csl_emifahal.h
............\.......\csl_emifb.h
............\.......\csl_emifbhal.h
............\.......\csl_emifhal.h
............\.......\csl_emimdio.h
............\.......\csl_emu.h
............\.......\csl_emuhal.h
............\.......\csl_gpio.h
............\.......\csl_gpiohal.h
............\.......\csl_gpioleg.h
............\.......\csl_hpi.h
............\.......\csl_hpihal.h
............\.......\csl_i2c.h
............\.......\csl_i2chal.h
............\.......\csl_irq.h
............\.......\csl_irqhal.h
............\.......\csl_legacy.h
............\.......\csl_legacyhal.h
............\.......\csl_mcasp.h
............\.......\csl_mcasphal.h
............\.......\csl_mcbsp.h
............\.......\csl_mcbsphal.h
............\.......\csl_mdio.h
............\.......\csl_mdiohal.h
............\.......\csl_pci.h
............\.......\csl_pcihal.h
............\.......\csl_pll.h
............\.......\csl_pllhal.h
............\.......\csl_pwr.h
............\.......\csl_pwrhal.h
............\.......\csl_stdinc.h
............\.......\csl_stdinchal.h
............\.......\csl_tcp.h
............\.......\csl_tcphal.h
............\.......\csl_timer.h
............\.......\csl_timerhal.h
............\.......\csl_utop.h
............\.......\csl_utophal.h
............\.......\csl_vcp.h
............\.......\csl_vcphal.h
............\.......\csl_vic.h
............\.......\csl_vichal.h
............\.......\csl_vp.h
............\.......\csl_vphal.h
............\.......\csl_xbus.h
............\.......\csl_xbushal.h
............\.......\DEC643.h
............\.......\IIC.h
............\.......\tistdtypes.h
............\.......\UART.h
............\lib
............\...\cslDM642.lib
............\...\rts6400.lib
............\src
............\...\CODEC.c
............\...\DEC643_CODEC.c
............\...\DEC643_CPLD.c
............\...\IIC.c
............\...\ves_DEC642.asm