Micro Channel Architecture serial cards

``MCA serial card addresses and notes'' lists the addresses associated with each MCA serial card. Additional information for cards marked with an asterisk () is given in ``Serial adapters''.

MCA serial card addresses and notes

Physical	Board	Number	IRQ	Base I/O	Alternative
port	type	of ports	vector	address	addresses
COM1	IBM	1	4	0x3F8	-
COM2	Arnet	2	3	0x140	-
		4	3	0x140	-
		8	3	0x140	-
		16	3	0x140	-
	AST	4	3	0x2F8	-
	Digiboard	4	3	0x3000	0xDB80
		8	3	0x3000	0xDB80
		16	3	0x3000	-
	Hostess MC	4	3	0x500	0x540
					0x580
		8	3	0x500	0x540
					0x580
	IBM	1	3	0x2F8	-
		8	3	0x2F8	-
	Stargate	4	3	0x400	-
		8	3	0x400	-