i486 serial mouse problem
Posted on 2024-02-07, 16:41
I have a 486 33Mhz on a Biostar MB-1433PA-CH board and I'm having trouble with the mouse under DOS. The board needs an ISA controller card for serial ports (it has no PS/2 ports). The mouse works perfectly under Win3.1 and Win95, but is erratic under all DOS applications such as games. It seems to …