MP>But I am starting to be confused, what is really _standard_ COM4 to be
MP>defined like. Clarence says it is Irq 5/0x3f8, while the library I am
MP>using insists it is Irq 3/0x2f8; old version of Arachne was completely
MP>wrong, expecting that COM3 is Irq 5/0x2e8 (which explains why so many
MP>COM4 users were experiencing problems....).
MP>Currently, I defined COM4 to be Irq 5/0x3f8, as Clarence Verge
MP>suggested... but I am not sure if this is really the most prefered
MP>value. I will have to treat COM4 with non-standard parameters in
MP>MINITERM, because of that...
It's pretty rare, but this time Clarence is wrong.
Com 4 "standard" IRQ is *always* 3, but its address is 2E8.
Your Library has the right IRQ but the wrong address.
I *guarantee* these are correct "standard" settings:
COM 1 is 3F8, IRQ 4
COM 2 is 2F8, IRQ 3
COM 3 is 3E8, IRQ 4
COM 4 is 2E8, IRQ 3
Mike
