...sorry. I forgot to mention in my previous post that I tested DOSBox on 'emulated' serial ports up to Com5. Many laptops now ship without _any_ serial ports. DOSBox solves this problem too! The emulated ports were actually USB-to-serial converters. With appropriate editing of the dosbox.conf file …

Hi again HAL-9000 I got _all_ of my old DOS stuff going on W2K and WXP laptops. Awesome! Kudos to you and everyone else working on this project. Thanks and best regards GordL

Hi again H-A-L-9000 I found and d/l'd your dosbox_serial3.exe from this ng. I had to manually locate and copy zlib1.dll and libpng13.dll into my \windows\system directory before I could run it successfully though. I copied all of your ComPort setup stuff from your DOSBox.conf file and pasted it all …

Hi Mirek Thanks for the tip. I found H-A-L-9000's thread and it looks to me like his patch and yout tip will solve my problem. Here goes! 😀 Thanks again GordL

Hi H-A-L-9000 In the industrial automation environment there will be considerable interest in a functioning serial port in DOSBox. You mention S5's in an earlier post. There are a whole host of applications and hardware (PLC's and DCS's) that are dependant on DOS and simply will not communicate …

I installed DOSBox in an attenpt to continue using an old piece of DOS-based industrial software. The software ran fine under Win2K until sp2 was installed. It seems that sp2 broke the program's ability to access Com1. Unfortunatly even running it within DOSBox does not allow it to access any com …