The easiest interface to use was the trusty serial port — hardly the fastest but definitely the best supported. But how does one retrieve an image fired down a serial port? Most of the post is ...

An RS232 port is available for $14, a single-port KVM for $48, and a 4G LTE expansion module for $110. There's also a microSD card reader with UHS-I support. Earlier in 2024, GPD introduced the ...

Old Macs used the serial port for printers. Also known as an RS-232 port, serial ports provide very slow speeds and have been superseded by USB on desktop computers. USB-to-serial adapters are ...