B baftab New Member Apr 12, 2006 #1 port 378 cannont acces it using assemble language need a software which allows me to access it
Nigel Goodwin Super Moderator Most Helpful Member Apr 12, 2006 #2 baftab said: port 378 cannont acces it using assemble language need a software which allows me to access it Click to expand... Windows NT blocks direct access to ports, you have to use a suitable driver DLL - there are a number of free alternatives, you can download the one I use on the WinPicProg page.
baftab said: port 378 cannont acces it using assemble language need a software which allows me to access it Click to expand... Windows NT blocks direct access to ports, you have to use a suitable driver DLL - there are a number of free alternatives, you can download the one I use on the WinPicProg page.
B baftab New Member Apr 12, 2006 #3 downloaded it. now how do i run it? as in it says...read write..hex dec...? byte weord.. can you guide me?
downloaded it. now how do i run it? as in it says...read write..hex dec...? byte weord.. can you guide me?
U upand_at_them Active Member Apr 12, 2006 #4 That's just a little utility you can use to test the driver. There should be VB and VC code examples in the dlportio folder. Mike
That's just a little utility you can use to test the driver. There should be VB and VC code examples in the dlportio folder. Mike
William At MyBlueRoom New Member Apr 20, 2006 #5 I've always wondered how windows 2000 & XP block direct port calls. I guess it's the protected mode kernal.
I've always wondered how windows 2000 & XP block direct port calls. I guess it's the protected mode kernal.
akg New Member Apr 21, 2006 #6 William At MyBlueRoom said: I've always wondered how windows 2000 & XP block direct port calls. I guess it's the protected mode kernal. Click to expand... NT+ allows direct access to h/w ports to those only at 'ring0' level (where core os and device driver exist)
William At MyBlueRoom said: I've always wondered how windows 2000 & XP block direct port calls. I guess it's the protected mode kernal. Click to expand... NT+ allows direct access to h/w ports to those only at 'ring0' level (where core os and device driver exist)