Device unavailable in module SERIAL at address 0088:005B Device would be com1 Serial is the name of my compiled program in Qb45 I write qbasic program that inits serial com port then uses dos to check for any bytes in the FIFO input then, and in my small program, write to screen. My small program …

Boy, did I get lost through this jargon. Sorry, my needs to get working a simple qb45 compiled exe for a dumb terminal (not end application) using com1 or com2! but either links in messages are wrong or I do not understand what to do (most likely) HELP! Thanks, Ray

I do now after spending many hours looking through old messages. Still, that would be a great way of saving my old programs that will not run on xp. Thanks, Ray

I have exact same problem/need! I have many complied qbasic 4.5 programs that run VERY slowly on winxp due to serial i/o delays (as much as 2-3 sec per byte) If anybody comes up with solutions please include me. raypublic at hacs dot com Thanks!

Newbie here. trying to figure out how to modify dosbox.conf so I can run my compiled qbasic program (standalone exe) that uses keyboard/svga display/com1:/lpt1: can run program in xp but serial i/o is very/very/very slow. get message: f midi:opened device : win32 read from E 0 read from E 0 TX add …