Yes, it is possible to get sound output from a serial port. Sure, it sounds terrible, but what did you expect. [markrages] ttyplay program first resamples the WAV file to the baud rate of the ...

These can be conveniently tapped into via standard RS-232 output signals (e.g., RTS and TXD) and used to power attached analog and digital circuitry. This design idea (DI) does exactly that by using ...

This simple serial RS-232-to-discrete-output application and driver, based on Texas Instruments' 74LV8153, requires only a minimum of parts. The single-wire, RS-232 bit-compatible 74LV8153 ...