Audio Jack Serial

Amazon.com: USB to 3.5mm Audio Jack 5V TTL UART …

https://www.amazon.com/Serial-Chipset-Televisions-PRM-9000-TTL-232R-5V-AJ/dp/B07J3XS7DQ

FTDI USB RS232 to 3.5mm audio jack serial cable - UtechCables

https://utechcables.com/product/ftdi-usb-rs232-to-3-5mm-audio-jack-serial-cable/

FTDI USB RS232 to 3.5mm audio jack serial cable, Model No:YT-USB-RS232-AJ Product Description: The USB_RS232 cables are a family of USB to RS232 levels serial UART converter cables incorporating FTDI’s FT232RL USB to serial UART interface IC device which handles all the USB signalling and protocols. The cables provide a fast, simple way to connect […]

Android serial port via audio jack - Stack Overflow

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

serial - Connecting Audio Jack to Arduino - Arduino Stack ...

https://arduino.stackexchange.com/questions/61309/connecting-audio-jack-to-arduino

Anyways, I have been trying to figure out why I couldn't properly communicate over serial to a hardware device over serial with my Arduino. Basically, I am connecting my hardware device to the Arduino using an Audio Jack. The hardware device is running on 3.3v and the Arduino at 5v, which is probably the issue. But. Here the current Wiring:

Audio interface, Jack, and serial monitor - Audio ...

https://forum.arduino.cc/t/audio-interface-jack-and-serial-monitor/231556

Ave forum, I'm using a Mobile Pre USB audio interface in Linux with Jack for sound processing. When I connect the Arduino and open the serial monitor or try to listen to the same serial port from any other program, I get some sort of static noise. Not really static noise, sounds a lot more like a very fast bleeping, as if the serial data were being sent to the audio interface.

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https://www.alibaba.com/showroom/rs232-3.5mm-audio-jack-serial-cable.html

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Amazon.com: Green-utech PL2303TA 6ft USB Rs232 …

https://www.amazon.com/Green-utech-PL2303TA-Rs232-Serial-Stereo/dp/B00XSN5M40

I/O Connectors: Audio, Video, Serial Connectors | TE ...

https://www.te.com/usa-en/products/connectors/audio-video-high-speed-serial-connectors.html

A better audio jack console cable for Google Nexus devices

http://www.pabr.org/consolejack/consolejack.en.html

Using A Headphone Jack As A UART | Hackaday

https://hackaday.com/2014/11/04/using-a-headphone-jack-as-a-uart/