Before USB ports became standard on PCs, several devices connected through a serial port. They're obsolete in many ways, but they still see some use.

Neat little hack, but his excuse that pcmcia serial adaptors are hard to find or expensive just makes me laugh. He suggests a cheap 20 dollar 14.4 modem for this project, but you can buy pcmcia ...

Christophe Vuattier found that, when using his Keyspan Twin Serial Adapter to connect an old StyleWriter to his new PowerBook, after plugging and unplugging the adapter, the Modem connection port ...

Identify as a modem (not a direct serial line): direct NO autobauding NO blocking NO # 4. Modem is data only (not fax): data-only YES modem-type DATA # 5. Define owner, group and permissions on device ...

OK, cleaning out the closet time again:1:Power Mac G4 CubeOriginal 450 MHz 7455 CPU, currently 1.3 GHz 7457 CPU (Powerlogix Powerforce G4)768 MB RAM120 GB Quiet Seagate HDOS 9-10.3, your choice ...

This seems like something of a throwback hack. [WilinNeofoxx] has built an audio modem interface for use with his Android phone.A program running on the Android device takes the accelerometer data ...