C51 V4.00 and Windows 2000

Hello the dos-box from our windows 2000 allways hang, when we start the C51 Compiler for DOS V4.00. Is there a solution
C51 V4.00 and Windows 2000

Hello the dos-box from our windows 2000 allways hang, when we start the C51 Compiler for DOS V4.00. Is there a solution
C51 V5 Compiler Does Not Run on Windows XP

I am trying to run the C51 version 5 compiler on a Windows XP Professional machine. When c51.exe is invoked in a DOS box, the box hangs. I have tried emulating the DOS box as Windows 95, 98, 2000 and...
C51 V5 Compiler Does Not Run on Windows XP

I am trying to run the C51 version 5 compiler on a Windows XP Professional machine. When c51.exe is invoked in a DOS box, the box hangs. I have tried emulating the DOS box as Windows 95, 98, 2000 and...
Problem with C51 under Windows 2000

Is C51 v5.50 compatible with Windows 2000 ? When I try to run it, simple \keil\c51\bin> C51.EXE then compiler not work and not print any message, and system wait...