[fpc-pascal] Access to RS232 ports with fpc
JeLlyFish.software at gmx.net
Mon Nov 2 20:54:17 CET 2009
Holger Bruns <holger.bruns at gmx.net>:
> Accessing ports is limited to ports < 03ffh, more ports cannot be
> released with fpioperm. This means to me, successful serial port access
> on higher addresses cannot yet be implemented with fpc.
Or any other compiler, for that matter, because this is a system restriction. Plus, it's Linux-only, it's i386-only, it's pure legacy and thus should not even be used anymore.
> If this policy can be ruled out, let me know.
If you want to access ports directly, compile for DOS or write a device driver.
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