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AudioCodec-WM8731_8731L.pdf
WM8731 / WM8731L w Portable Internet Audio CODEC with Headphone Driver and Programmable Sample Rates DESCRIPTION FEATURES The WM8731 or WM8731L (WM8731/L) are low power • Highly Efficient Headphone Driver
in „Elektret-Mikrofon-Verstärker-->Line-In mit assymmetrischer Vers.Sp.“ · Mikrocontroller und Digitale Elektronik ·
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PDF
WM8731_WM8731L.pdf
WM8731 / WM8731L w Portable Internet Audio CODEC with Headphone Driver and Programmable Sample Rates DESCRIPTION FEATURES The WM8731 or WM8731L (WM8731/L) are low power • Highly Efficient Headphone Driver
in „Altera DE1 Board: Frage zu I2C Bus Adresse vom Audiocodec.“ · FPGA, VHDL & Co. ·
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PDF
WM8731.pdf
WM8731 / WM8731L w Portable Internet Audio CODEC with Headphone Driver and Programmable Sample Rates DESCRIPTION FEATURES • Highly Efficient Headphone Driver The WM8731 or WM8731L (WM8731/L) are low power
in „Deemphasis bei Audio-DAC“ · Mikrocontroller und Digitale Elektronik ·
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Datei
i2c_controller.vhd
-------------------------------------- -- -- Simple I2C bus interface for initializing the Wolfson WM8731 audio codec -- on the DE2 -- -- Stephen A. Edwards (sedwards@cs.columbia.edu) -- ------------------------------------------------------------------------------- library ieee; use ieee.std_logic_1164
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14_hoofdstuk14.pdf
board is gekozen om een vrij uitgebreide audio gedeel- te. Het audio gedeelte is opgebouwd rond de WM8731 Audio Codec van Wolfson die bestuurd wordt door de FPGA. Figuur 40 Functioneel overzicht audio gedeelte De ingangen van het audio gedeelte zijn de volgende: • S/Pdif: Deze digitale audio bitstream
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mp3_audio.c
* * Function Name : AUDIO_Init_audio_mode * Description : Initialization for Audio Mode use of the WM8731 codec.set WM8731 * to Audio Mode via I2C. enable STM32 I2S communication to send * audio samples (SPI2/I2S2 port) in DMA mode * Input : - length: 8 bits or 16 bits length sample * - frequency: 8
in „STM32F429 WM8789 MP3“ · Mikrocontroller und Digitale Elektronik ·
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Datei
mp3_audio.c
* * Function Name : AUDIO_Init_audio_mode * Description : Initialization for Audio Mode use of the WM8731 codec.set WM8731 * to Audio Mode via I2C. enable STM32 I2S communication to send * audio samples (SPI2/I2S2 port) in DMA mode * Input : - length: 8 bits or 16 bits length sample * - frequency: 8
in „STM32F429 WM8789 MP3“ · Mikrocontroller und Digitale Elektronik ·
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Datei
dir.txt
audioinjector-addons.dtbo 17.12.2020 16:34 1.890 audioinjector-ultra.dtbo 17.12.2020 16:34 787 audioinjector-wm8731-audio.dtbo 17.12.2020 16:34 2.187 audiosense-pi.dtbo 17.12.2020 16:34 833 audremap.dtbo 17.12.2020 16:34 2.927 balena-fin.dtbo 17.12.2020 16:34 449 bmp085_i2c-sensor.dtbo 17.12.2020 16:34 1.019 dht11
in „Raspberry Pi bootet nicht“ · Mikrocontroller und Digitale Elektronik ·
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mp3_audio_array.c
* * Function Name : AUDIO_Init_audio_mode * Description : Initialization for Audio Mode use of the WM8731 codec.set WM8731 * to Audio Mode via I2C. enable STM32 I2S communication to send * audio samples (SPI2/I2S2 port) in DMA mode * Input : - length: 8 bits or 16 bits length sample * - frequency: 8
in „STM32F429 WM8789 MP3“ · Mikrocontroller und Digitale Elektronik ·
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ELEMENT14.pdf
card driver CAN Bus 1 CAN bus RS-485 1 RS-485 bus LED 1 system status LED BEEP 1 buzzer driver Audio WM8731EDS audio output driver Button 1 custom user button driver GPIO GPIO driver, 3 input channels, 4 output channels Root File Readable and writeable file system, supporting UBIFS System compression storage
in „CAN und I2C Projektumsetzung“ · Mikrocontroller und Digitale Elektronik ·
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HY-SmartSTM32_SCH.pdf
12.288M 22P 27 DBVDD 28 C32 C18 47K 47K C DCVDD DGND 106 104 C 8 11 14 HPVDD HPGND 15 AVDD AGND 3V3 WM8731 AUDIO CODEC 5V 3V3 3V3 CN7 5V CN6 1 2 B 1 2 SCCB _SCL I2C_SCL 3 4 I2C_SDA SCCB_SDA B FSMC_D0 FSMC_D0 3 4 FSMC_D1 FSMC_D1 C19 C20 CAM_VSYNC VSYNC 5 6 WRST CAM_WRST FSMC_D2 FSMC_D2 5 6 FSMC_D3 FSMC_D3
in „STM32 can Message“ · Mikrocontroller und Digitale Elektronik ·
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config-mod-LK511-mt7623n-BPiR2.txt
CONFIG_SND_SOC_TS3A227E=m # CONFIG_SND_SOC_TSCS42XX is not set # CONFIG_SND_SOC_TSCS454 is not set # CONFIG_SND_SOC_WM8510 is not set # CONFIG_SND_SOC_WM8523 is not set # CONFIG_SND_SOC_WM8524 is not set # CONFIG_SND_SOC_WM8580 is not set # CONFIG_SND_SOC_WM8711 is not set # CONFIG_SND_SOC_WM8728 is not set # CONFIG_SND_SOC_WM8731
in „Linux Kernel 5.1.1. auf dem BPi-R2“ · PC Hard- und Software ·
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UMS-21100.pdf
a 2-8 Freescale Semiconductor Configuration and Operation 2.3.8 CD Quality CODEC TheADShasaWolfsonWM8731SEDS32-bitlinearlowpowerstereoCODECwithabuilt-inheadphone driver (U24). The CODEC is controlled by the i.MX21, which sends the digital audio data via an SSI2 2 interface and control data via an I
in „PHILIPS VP5500 VoIP Telefon bei Pollin“ · Mikrocontroller und Digitale Elektronik ·
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BB_Schem_75839_b.pdf
MICBIAS 16 1 C108 ROUT VMID 1 P11 0.1uF 10uF 14 AVDD AGND 15 C110 L 1 R80 MICBIAS 2 TOUT 3 1 680 1 WM8731 1 11 C114 C112 R 10 C111 C113 2 1 R82 MICIN 2 0.1uF 10uF 10uF 2 0.1uF 2 0 1 3.5mm Stereo Jack R82 1uF Gain = GND 47k C115 50k/(10k+Rmic) 2 220pF VCC 1 CSB = 0 => I2C slave adr 1 Sampling Freq Crystal
in „PHILIPS VP5500 VoIP Telefon bei Pollin“ · Mikrocontroller und Digitale Elektronik ·