Send Audio Through Serial Port

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enable audio output through USB port - Windows

https://forums.whirlpool.net.au/archive/1948769#:~:text=No%2C%20I%27ll%20try%20to%20be%20a%20bit%20clearer%2C,end%20to%20convert%20the%20digital%20signal%20to%20audio.

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Audio Output From A Serial Port | Hackaday

https://hackaday.com/2005/10/25/audio-output-from-a-serial-port/

Short Link: Copy Yes, it is possible to get sound output from a serial port. Sure, it sounds terrible, but what did you expect. [markrages] …

Serial communication via audio on Android

https://davidawehr.com/blog/audioserial/

So, let’s see if can send a serial signal out the audio port. Serial Communication. Here’s a refresher on the asynchronous serial protocol. It runs at a pre-specified baud rate (commonly 9600, 57600, or 115200), which determines how wide each pulse is. Data is sent in “frames”, which include. A start bit (low logic level) 5-9 data bits

How to redirect audio stream to/from the serial port?

https://social.msdn.microsoft.com/forums/en-US/2d12e4bb-6d30-4f7e-91c8-78f46fb159eb/how-to-redirect-audio-stream-tofrom-the-serial-port

First, I send the command. ATD "number"; then, after receiving a call. AT^DDSETEX=2. At this point, the second port begin to appear some "noise". After suspending the call there is a silence on port. I overheard the broadcast Mobile Partner to the modem, and does almost the same as me.

Android serial port via audio jack - Stack Overflow

https://stackoverflow.com/questions/8425617/android-serial-port-via-audio-jack

You can record audio on the microphone jack without any problems. Doing this, you can essentially use your Android phone as a digital oscilloscope. You can then programatically convert this back to digital I/O. Serial output -> Android audio input -> Sampled square block wave -> digital I/O Please note that most serial levels are either 5V or 3.3V.

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