About Niklas Ciecior

Niklas Ciecior · 2017-01-05

Posted on January 05, 2017 at 14:43Hey Community,Short question !Is I2S DMA 32Bit stream possible ?The Manual says : 'DMA capability for transmission and reception (16-bit wide)'.Does it mean that I2S with DMA is only in 16Bit stream possible ? This...

Niklas Ciecior · 2017-01-06

Posted on January 06, 2017 at 10:05Ok i found the problem. Wasn't a problem with the Code. I thought the Master send only data on left channel but he sended same data on the right channel. Now everything works correct. Thanks alot for your help Jan.

Niklas Ciecior · 2017-01-06

Posted on January 06, 2017 at 09:29Ok i set the BUFFERSIZE to 100 and disabled the DMA after receceiving 100 Words.My samplefrequency is 48kHz. The Signal is a 23,999 kHz Sinus Wave with 0,01 amplitude.The Master device sends only data on the left c...

Niklas Ciecior · 2017-01-05

Posted on January 05, 2017 at 16:38 I use the STM32F446 Nucleo 64 Board on Max speed ( 180 Mhz) . The board working as a slave so every Clock for I2S coming from another Board. The clocks locking good and every clock is at the correct pin. ...

Niklas Ciecior · 2017-01-05

Posted on January 05, 2017 at 15:40 That's what i thought too. So i programmed DMA as follow: // Config Double Buffer , Priority level High, Memory Size 16Bit, // Peripherie Size 16 Bit, Circular Mode, Transfer Error interrupt, // Half Trans...

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I2S/DMA 32Bit possible ?

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Re: I2S/DMA 32Bit possible ?

Re: I2S/DMA 32Bit possible ?