RE: [Dev-C++] _outp & _inp under windows 2000

[Per W. <pw...@ia...>]

Give a howl if you need some information from DrDobbs May -96. I't seems
to the only one from that year I haven't in the bookshelf, but if need
be, I should be able to locate the missing issue.

/Per W

On Thu, 23 Jan 2003, Mark Smith wrote:

> In Original Message From: Santiago Palmier Campos
> Santy wrote:.............
>
>  What kind of I/O port does Mark Smith really need
> to access? And how?
>
>
> Well I'm using 2 cards (PC27E & PC214E)  one a A2D & the other a DIO ( fr=
om
> Amplicon UK) on the ISA bus to control some lab equiptment and take
> measurements.
> I have written the control software myself using _inp & _outp and can set
> the cards address by means of DIP switches on the cards. The console
> application works fine but I am looking to future proof the software so i=
t
> could run also on a more recent windows platforms, it also means that I'm
> forced to maintain it on a win98 machine.
> I followed up Jaap de Wolff suggestion (
> http://www.beyondlogic.org/porttalk/porttalk.htm ) and took a look at
> porttalk, though I  have not tried it yet, it looks exactly like what I'm
> after and also gives me a way of modifying my source code to achieve the
> same functionality. (I'm an old fashioned DOS based programmer & no nothi=
ng
> about windows API :=AD~(  )
> The article states:-------------
> Talking to the Device Driver - User Mode APIs
>
> PortTalk also has IOCTLs to allow reading and writing to I/O Ports. In th=
is
> case, your usermode program would open the PortTalk device driver and pas=
s
> data to the driver through IOCTL calls. The driver then talks to the I/O
> port(s) in ring 0.
>
> The Porttalk driver contains two IOCTL calls to read from and write to I/=
O
> Ports. A c source file, pt_iotcl.c can be used to provide easy support ba=
sed
> on the popular inportb/outportb and inp/outp calls supported in earlier
> programming environments. By simply including pt_ioctl.c and calling
> OpenPortTalk when you program starts and ClosePortTalk when your program
> finishes you can have the functionality of the inportb/outportb and inp/o=
utp
> calls
> --------------------
>
>
>
> Regards
> Mark
>
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