On 9/28/2015 10:20 AM, Eric Auer wrote: > Hi Marlon / Kaye, > > to use DEBUG to change what is LPT1, you put the I/O port at > some memory location (378 for LPT1, 278 for LPT2, 3bc for LPT3) > which you can do for example like this: > > debug > d 40:08 l 6 > > This shows you the current settings, e.g. 78 03 78 02 00 00 > if you have LPT1 and LPT2 installed but not LPT3. > > a 40:08 > > This starts a session of "enter assembly code"... > > dw 278 > dw 378 > > You leave the edit session by entering an empty line, now > you get a "-" prompt again. Check the results: > > d 40:08 l 6 > That's not necessary this way, with the option of "-e" (for "edit"), you can enter new values in those memory addresses directly...
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