picprojects.net | RS232 Communication with PIC Microcontroller
What is RS232 and What is it Used for? - RealPars
Amazon.com: StarTech.com 1-Port PCI Express Serial Card, PCIe to RS232 (DB9) Serial Interface Card, PC Serial Card, 16C1050 UART, Standard/Low Profile Brackets, COM Retention, Windows/Linux (11050-PC-SERIAL-CARD) : Electronics
2-Port PCI Express RS232 Serial Card - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
W&T 38011 USB RS232 Interface Cable 2
Amazon.com: Shanrya PC Interface to MDB Adapter Box, RS232 Adapter Bill Acceptor Computer Serial Port Transfer Box Comes ABS Vending Machine Interface Module Easy to Use for Vending Machine : Industrial &
Pmod RS232: Serial Converter and Interface Standard - Digilent
WuT 81009, Fiber Optic Interface to RS232, 9 pin/PC
U-LINK (RS-232) - Laser power meter - PC interface - Gentec-EO