This video explores the electrical and timing characteristics of the RS-232 protocol. Support these videos on Patreon: https://www.patreon.com/beneater or https://eater.net/support for other ways to support. ------------------ Social media: Website: https://www.eater.net Twitter: https://twitter.com/ben_eater Patreon: https://patreon.com/beneater Reddit: https://www.reddit.com/r/beneater Special thanks to these supporters for making this video possible: Adrien Friggeri, Aleksey Smolenchuk, Alex, Alex Black, Andrew Van Gerpen, anula, Ben, Ben Cochran, Ben Kamens, Ben Williams, Bill Cooksey, Binh Tran, Bradley Stach, Burt Humburg, Carl Fooks, Carsten Schwender, Chai, Chaitanya Bhatt, Chris Lajoie, Chris Sachs, criis, Daniel Jeppsson, Daniel Pink, Daniel Tang, Dave Burley, Dave Walter, David Clark, David Cox, David Dawkins, David House, David Sastre Medina, David Turner, Dean Bevan, Dean Winger, Deep Kalra, Dennis Schubert, Dilip Gowda, Dušan Dželebdžić, Dustin Campbell, Dzevad Trumic, Emilio Mendoza, Eric Dynowski, Erik Broeders, Erik Granlund, Ethan Sifferman, Eugene Bulkin, Evan Thayer, Eveli László, Florian Rian, fxshlein, George Miroshnykov, ghostdunk, GusGold, Humberto Bruni, Ingo Eble, Isaac Parker, Jacob Ford, James Capuder, Jared Dziedzic, Jason DeStefano, Jason Dew, JavaXP, Jaxon Ketterman, jemmons, Jeremy, Jeremy Cole, Jesse Miller, Jim Kelly, Jim Knowler, Joe Beda, Joe Pregracke, Joe Rork, Joel Miller, John Hamberger jn., John Meade, John Phelan, Jon Dugan, Jonn Miller, Joseph Portaro, Jurģis Brigmanis, Justin Graziani, Kai Wells, Kefen, Kenneth Christensen, Kyle Kellogg, Lambda GPU Workstations, Larry, László Bácsi, Leo K, Lukasz Pacholik, Marcos Fujisawa, Marcus Classon, Mark Day, Martin Noble, Mats Fredriksson, Matthäus Pawelczyk, melvin2001, MICHAEL SLASS, Michael Tedder, Michael Timbrook, Michael Weitman, Miguel Ríos, mikebad, Mikel Lindsaar, Miles Macchiaroli, Muqeet Mujahid, Nate Welch, Nicholas Counts, Nicholas Moresco, Nick Chapman, Oli Homer, Ori Shamir, Örn Arnarson, Paul Heller, Paul Pluzhnikov, Phil Dennis, Philip Hofstetter, Porus, ProgrammerDor, Ralph Irons, Randal Masutani, Randy True, raoulvp, real_huitz, ReJ aka Renaldas Zioma, Ric King, Rick Hennigan, Robert Diaz, Robey Pointer, Sagnik Bhattacharya, Scott Gorlick, Scott Holmes, Sean Patrick O’Brien, Sergey Kruk, solderspot, SonOfSofaman, Spencer Ruport, Splashtwist, Stefan Nesinger, Stefanus Du Toit, Stephen Kovalcik, Stephen Riley, Steve Jones, TheWebMachine, Thomas Eriksen, Tim Oriol, Tim Walkowski, Tim Wheeler, Tom, Tom Knowles, Tyler Latham, Vincent Bernat, Walter Montalvo, Warren Miller, Wim Coekaerts, Wraithan McCarroll, xisente, Yee Lam Wan