Null-modem emulator Discussion

The virtual serial port driver for Windows.

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Split physical port with two windows apps By Artur Garrido on Thu Jun 19, 2025 11:14 PM	1	93	By Artur Garrido on Thu Jun 19, 2025 11:14 PM
Can't get com0com working on Windows 10 (Win 10, Win10) By Brendan Simon on Fri May 11, 2018 12:15 AM	13	45743	By Lee King Yeung on Sat May 17, 2025 08:48 AM
Com0Com Physical comports By Cliff Prosser on Thu May 15, 2025 05:48 AM	1	63	By Cliff Prosser on Thu May 15, 2025 05:48 AM
com0com Installation Issue (Code 52) with Secure Boot Enabled on Wi... By Foad S. Farimani on Tue Apr 01, 2025 11:04 AM	2	615	By Mike Drake on Wed Apr 09, 2025 10:25 PM
Re: com0com Installation Issue (Code 52) with Secure Boot Enabled on ... By Foad S. Farimani on Tue Apr 01, 2025 10:39 AM	1	189	By Foad S. Farimani on Tue Apr 01, 2025 10:39 AM
virtual port not listed in Win11 By Allen Curtis on Thu Oct 31, 2024 09:47 PM	2	826	By Mike Drake on Thu Feb 20, 2025 01:34 AM
Win 11 signed driver problem By mehmet ulukaya on Wed Sep 11, 2024 06:27 AM	3	1155	By Ronny Landsverk on Fri Sep 27, 2024 02:50 PM
Am I using com0com correctly? By Paul Benedict Huter on Thu Aug 01, 2024 04:06 PM	1	475	By Paul Benedict Huter on Thu Aug 01, 2024 04:06 PM
com0com does not create port numbers By Rob Hemenway on Wed Jul 10, 2024 03:55 PM	1	731	By Rob Hemenway on Wed Jul 10, 2024 03:55 PM
Com-0-Com will not work on my Win11 pc. By Alan Lovejoy on Sat Dec 30, 2023 04:32 AM	2	3714	By Alan Lovejoy on Sat Jan 06, 2024 01:27 AM
Baud Rate in COMPORT error By João Paulo Machado Claro on Tue Sep 19, 2023 12:54 PM	1	232	By João Paulo Machado Claro on Tue Sep 19, 2023 12:54 PM
com0com signed version issues By kevingregory on Sat Feb 18, 2012 04:47 PM	10	15383	By Simon Harston on Fri Sep 15, 2023 08:51 AM
I cant create a GPS Splitter By "Register" on Fri Sep 08, 2023 11:24 PM	1	257	By "Register" on Fri Sep 08, 2023 11:24 PM
Where can I find the actual GPL license of this tool? By Silviu-Marius Moldovan on Thu May 11, 2023 04:14 PM	1	423	By Silviu-Marius Moldovan on Thu May 11, 2023 04:14 PM
How to display com0com virtual com ports in Windows device manager By Gerald Mucci on Fri Dec 30, 2022 08:24 PM	2	1165	By Gerald Mucci on Fri Dec 30, 2022 08:39 PM
Fast enough for Man in the Middle? By Frederick Gotham on Tue Nov 29, 2022 11:07 PM	1	340	By Frederick Gotham on Tue Nov 29, 2022 11:07 PM
comocom receving data not working By Rohith Ravichandran on Mon Sep 26, 2022 01:24 PM	1	409	By Rohith Ravichandran on Mon Sep 26, 2022 01:24 PM
Read DSR Pin State from multiple programs By Jonathan Rochert on Tue Jun 28, 2022 03:18 PM	1	216	By Jonathan Rochert on Tue Jun 28, 2022 03:18 PM
Strange Hub4Com Behaviour By agradave on Thu Jun 02, 2022 03:31 AM	1	362	By agradave on Thu Jun 02, 2022 03:31 AM
Simultaneously ReadFile and WriteFile unavailable By Dmitry Gri on Tue May 17, 2022 05:48 PM	2	268	By Dmitry Gri on Wed May 18, 2022 05:17 AM
Works after start up but not after first use By Steve Sheridan on Thu May 05, 2022 01:08 AM	1	302	By Steve Sheridan on Thu May 05, 2022 01:08 AM
Connecting to 56k Virtual Modem By Damien H on Fri Apr 08, 2022 09:30 PM	1	351	By Damien H on Fri Apr 08, 2022 09:30 PM
hub4com client connection only works after connecting 2nd time?? By Manuel Bilderbeek on Thu Dec 30, 2021 04:21 PM	2	730	By Manuel Bilderbeek on Thu Feb 03, 2022 01:43 PM
hub4com, tcp request send back the request. By Sebastien on Tue Jan 18, 2022 09:55 AM	1	263	By Sebastien on Tue Jan 18, 2022 09:55 AM
Win10 driver issues - a likely solution By Techineer on Sat Nov 20, 2021 03:32 PM	2	1066	By Gabrielle Martin-Fortier on Tue Dec 07, 2021 09:18 PM

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