Tag Archive
#RS-232
4 articles tagged with #RS-232. This page is set to noindex per SEO configuration.
Blog
RS-232
Null Modem Cable Pinout: DB9 & DB25 Wiring Reference
Null modem cable pinout for DB9 and DB25 connectors. See 3-wire, loopback, and full handshaking wiring, plus how it differs from a straight cable.
13
Blog
RS-232
XON and XOFF: Software Flow Control Explained
XON and XOFF are the two characters behind serial software flow control. See the DC1/DC3 codes, the pause-resume cycle, and when to use it vs RTS/CTS.
9
Blog
RS-232
RS-232 DB9 Pinout: Signal Reference, Wiring, and Field Troubleshooting
he full RS-232 DB9 (DE-9) pinout with signal directions, voltage levels, null modem vs straight-through wiring, and industrial troubleshooting.
13
Blog
RS-485
RS232 vs RS485: Key Differences, Comparison, and Pinout Explained
Compare RS232 vs RS485 communication standards — learn key differences in wiring, pinouts, speed, distance, and applications for serial devices.
7