Analog and audio

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Hi Everyone, i'm using a ST 7540 chip for transmitting the digital data through under water, but the challenge infront of me right now is that i am not able to find a suitable transducer for ST 7540.

More Detail,But i found some other transducer which operates in different range than ST 7540. So my question is that is there any way to modulate FSK signal (centre freq 60 khz) to another centre freq. directly without demouldate and modulate again.O...

BEugi.1 by Associate
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CS43L22 noise in speaker

I am designing usb audio card, according to a scheme similar to stm32f469i-disco. Everything works great with the headphones. But when I switch to the speaker mode, there is noise in the speaker. There is noise even when I set the mute mode in the S...

AAndr.13 by Associate
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[Proximity Sensor ADC with DMA Problem] I have GP2Y0A41SK0F Sharp for distance measuring sensor. the datasheet says it needs 16.5 ms with 3.7 ms tolerant. for sampling time. So I assumed I need to configure PCLK2 (I use ADC2), ADC Clock Prescaller, ...

channel sampling, then calculate those parameters until 16.5 ms found. The problem is kinda impossible to get 16.5 ms even I tried to adjust those parameter. anyone has a clue? Iam using STM32F407VGx

Need to integrate MP34DT05TR-A with Embedded linux

Hi STMicroelectronicsTeam,We want to integrate the MP34DT05TR-A with Beaglebone Black device. We have hardware in place. We couldn't find any related software to integrate MP34DT05TR-A with Linux OS. Here I am attaching the module schematic with proc...

0693W00000JOZw9QAH.png
JKane.2 by Associate
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