【免费】--mtk--L1_Audio_Design_and_Interface

BrayL · 发表于 2010-12-2 17:16:48

1 Introduction........................................................................................................................................................ 7
1.1 Concept ......................................................................................................................................................... 7
1.2 Header File .................................................................................................................................................... 8
2 AFE Manager ...................................................................................................................................................... 9
2.1 Concept ......................................................................................................................................................... 9
2.2 Audio Front End Configuration ..................................................................................................................... 10
2.2.1 MT6205B Audio Front End Configuration............................................................................................... 10
2.2.2 MT6217/18/19 Audio Front End Configuration ....................................................................................... 11
2.2.3 MT6226/27 Audio Front End Configuration ............................................................................................ 11
2.3 Speaker and Microphone Definition.............................................................................................................. 12
2.4 Volume Setting ............................................................................................................................................ 13
2.5 Sidetone Auto-compensation....................................................................................................................... 14
2.6 AFE Manager Source Code.......................................................................................................................... 15
2.6.1 Interface Functions................................................................................................................................ 15
2.6.2 Internal Static Functions........................................................................................................................ 16
2.6.3 What is “Audio Function” ........................................................................................................................ 16
2.6.4 AFE data structure ................................................................................................................................ 17
2.6.5 Customization........................................................................................................................................ 18
2.6.6 Analog Die............................................................................................................................................. 18
3 AM(Audio Manager) module ............................................................................................................................ 19
3.1 Concept ....................................................................................................................................................... 19
3.2 Enqueue a Function to Run in CTIRQ LISR ................................................................................................. 20
3.3 AM (Audio Manager) Source Code............................................................................................................... 20
3.3.1 Interface Functions................................................................................................................................ 20
4 Speech Interface .............................................................................................................................................. 22
4.1 Functions ..................................................................................................................................................... 22
4.1.1 L1SP_SetOutputDevice ......................................................................................................................... 22
4.1.2 L1SP_SetOutputVolume ........................................................................................................................ 22
4.1.3 L1SP_SetInputSource........................................................................................................................... 23
4.1.4 L1SP_SetMicrophoneVolume ................................................................................................................ 23
4.1.5 L1SP_SetSidetoneVolume.................................................................................................................... 23
4.1.6 L1SP_MuteMicrophone......................................................................................................................... 24
4.1.7 L1SP_Speech_On................................................................................................................................. 24
4.1.8 L1SP_Speech_Off................................................................................................................................. 24
4.1.9 L1SP_SetSpeechVolumeLevel .............................................................................................................. 25
4.1.10 L1SP_LoadCommonSpeechPara .......................................................................................................... 25
4.1.11 L1SP_SetSpeechMode .......................................................................................................................... 26
4.1.12 L1SP_EnableSpeechEnhancement ....................................................................................................... 26
4.1.13 L1SP_Set_DAI_Mode ............................................................................................................................ 27
4.1.14 L1SP_Write_Audio_Coefficients ............................................................................................................ 27
4.2 Bluetooth Speech Interface .......................................................................................................................... 29
4.2.1 Hardware PCM Interface Timing ............................................................................................................ 29
【文件名】:10122@52RD_L1_Audio_Design_and_Interface_v2.0.0_2007-03-20.pdf
【格　式】:pdf
【大　小】:1469K
【简　介】:
【目　录】:

caionly · 发表于 2010-12-6 20:05:02

谢楼主分享
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octhey · 发表于 2010-12-3 16:18:36

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yilisha · 发表于 2010-12-3 14:08:13

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wzl1188 · 发表于 2010-12-3 13:59:02

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好人，楼主[em01]

carrie_Li · 发表于 2011-6-9 18:53:10

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xuyongfeng · 发表于 2011-7-20 09:01:52

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zgrace2000 · 发表于 2011-7-19 17:25:49

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huangruini · 发表于 2012-7-17 20:53:30

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oujx28 · 发表于 2012-8-7 10:25:45

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feibai2004 · 发表于 2012-8-29 18:11:51

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lunarjx · 发表于 2012-9-13 13:52:41

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apple2003519 · 发表于 2012-9-12 12:02:40

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li_wm · 发表于 2012-9-12 10:40:07

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