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.

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 ...

[nickjohnson] sent in today’s hack. Mike removed the extraneous hardware, just leaving the UART on this IBM PCMCIA modem and replaced it with a SMD MAX241 ttl-rs232 converter. He added a new … ...

Serial ports are widely used by sensors for data acquisition, and they were standard on early computers for connecting a modem, mouse and other peripherals. Old Macs used the serial port for printers.

I need to do a serial port connection with a win98 or Xp Pro box. It is to connect to a Nortel Meridian phone system. My problem is that I cannot get the Serial COnnection on Com2 to come up as an ...

This article tries to explain how to establish a data network (using ppp) by connecting a GPRS shield to the Intel® Edison board. An active T-Mobile SIM is being used in the shield.Enable PPP in ...