Serial data transfer cable. Pinout and signals for building a serial data transfer cable
All you have to learn about serial connector pinouts
Amazon.com: XMSJSIY DB15 RS232 Serial Connector Adapter Solderless Extension Cable 15-Pin Gold Plated Port Connector Shielded Data Cable with Bare End Wire - 1M/3.2Ft (DB15 Female) : Electronics
What is the pinout for the XBTGT 2000 series RS232 serial port? | Schneider Electric Egypt and North East Africa
USB to 8-Port RS-232 DB9 Serial Interface Adapter - Sealevel