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- 例程难度:
本例程的功能是在播放音乐的同时将麦克风收录的声音先进行回声消除,然后存储到 microSD 卡中。 本例程有两条管道,第一条管道读取 flash 中的 MP3 音乐文件并播放;第二条管道是录音的过程,读取到的数据经过 AEC、AGC、NS 算法处理,再编码成 WAV 格式,最后 ...
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今日热点
Confirmed as DHS secretary
Trump postpones Iran strikes
To block politicians, athletes
David Simon dies
IEA on global economy
'Superman' actress dies
Faces murder charges
Plane hits ground vehicle
Tackles mail-in ballot clash
Mayor confirms ICE deployment
Greek train crash trial begins
Italian voters reject reform
To launch sports network
Bill Cosby found guilty
Florida Gators eliminated
Former French PM dies
Becomes Paris’ new mayor
Arrive at Atlanta airport
Lyme vaccine trial results
Rolls out emergency relief
EU on Mercosur trade deal
Newark Airport flights resume
Announces retirement
Declines TX journalist appeal
Preservation groups sue Trump
Colombian military plane crash
Signs 4-yr Seahawks deal
WNBA players approve new CBA
New NJ US attorney named
Discharged from ICU
Four ambulances set on fire
Rejects Rodney Reed’s appeal
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