This is a voice source code, for 1341 voice chip, 44B0 controller. Li Yu in the P-type state can be achieved on-board sound recording and playback function.

IisTest_RecordPlay
..................\iisdmatest
..................\..........\Iis.c
..................\..........\Iis.c.bak
..................\..........\Iis.h
..................\..........\Iis.h.bak
..................\IisTest_RecordPlay.mcp
..................\IisTest_RecordPlay_Data
..................\.......................\CWSettingsWindows.stg
..................\.......................\Debug
..................\main.c
..................\main.c.bak
..................\sever.h
..................\sever.h.bak
..................\Target
..................\......\44b.h
..................\......\44BINIT.S
..................\......\44blib.c
..................\......\44blib.c.bak
..................\......\44blib.h
..................\......\DEF.H
..................\......\Memcfg.s
..................\......\Option.h
..................\......\OPTION.s

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