A multimeter with a serial port is a blessing, but it’s still RS-232 with bipolar voltage levels. Some modifications to the meter were required to get it working with a microcontroller ...

There’s still plenty of useful hardware out there that uses an RS-232 ... cable is used to power the board and for programming, though it can also be used to turn the SerialChiller into a USB-to ...

An earlier RS-232 cable used to connect two computers in close proximity for file transfer. In style before the USB interface came out, a null modem cable attached to the serial ports of both ...

They can interface with a host computer for data visualization and analysis, and they often support multiple communication protocols, including RS232, RS422, and RS485, which are standard serial ...

RS-232 is the most known serial port used in transmitting the data in communication and interface. Even though a serial port is harder to program than the parallel port, this is the most effective ...