Re:Accessing custom hardware in Delphi 1
Quote
>On Fri, 10 Oct 1997 22:14:37 GMT, N...@vennp.demon.co.uk (Nick Venn)
>wrote:
>>I'm making a piece of hardware and I want to write a program which can
>>access it, using Delphi 1. It is accessed by writing to its base
>>address. I can do it in BASIC, with the OUT command, but I can't find
>>a way of doing it in Delphi.
You use the Ports[] array. As an example, to read from port $3F8...
InChr := Ports[$3F8];
... and to write to it ...
Ports[$3F8] := OutChr;
One word of warning. This is not supported in 32-bit Winblows under D2 or
D3.
--
Luke Webber
* Note: The opinions expressed by Luke Webber are in no way supported *
* by his employers, Luke Webber Consulting Services *
