An electronic digital caliper is made to record the measurements to a computer with the use of RS232 interface. The design of the device can work not only with inexpensive calipers but also with ...

A PC’s serial port provides signal lines that you can use to read voltage levels of digital circuits. You can use the port to test digital TTL (transistor-to-transistor-logic)-level circuits. You just ...

Although serial port connections have been replaced by USB ports in most computers, older business equipment such as fax machines and printers may still utilize them. When a serial port stops ...

The folks at Openschemes.com have written up an article on how to convert a USB serial port adapter to a low voltage serial interface for interfacing with microcontrollers. Though you can always just ...

Powered from as little as 3V, the ST3243E RS-232 transceiver and ST3232E multiple RS-232 driver/receiver chips are rated at a minimum transfer rate of 250 Kb/s and are said to provide rugged ESD ...

i'm trying to buy a USB to RS-232 adapter for use with my M1 Mac Mini, but this is turning out to be a lot more complicated than i thought it would be. the most common devices seem to be based on ...