@6FE7.ADF Digi MC/2e, MC/4e, and MC/8e Multiport Ser.
Identifying Older Digi Product By Serial Number
90029100B.pdf Manual for 64K, full length Xe (and Xi) adapters
90028800B.pdf Manual for 8K/64K "VE" series of Xe adapters.
90030300C.pdf Manual for 8K "GG" series of XE adapters.
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Digi MC/8e RS-232
U6 25.000 MHz osc
|U11,12,26,27 Zilog Z0853008VSC
U18 7.3728 MHz osc
AdapterID 6FE7 Digi MC/2e, /4e, and /8e Multiport Serial Cards
Memory Start Address
8 Kbyte (2000h) or 64Kbyte (8000h) memory block with the
starting address under 1 Meg where the Digi MC/Xe will reside in the host's
<"0C0000h - 8K Window"
(c000-c1ff)>, 0C2000h (c200-c3ff), 0C4000h (c400-c5ff), 0C6000h
(c600-c7ff), 0C8000h (c800-c9ff), 0CA000h (ca00-cbff), 0CC000h (cc00-cdfff),
0CE000h (ce00-cfff), 0D0000h (d000-d1ff), 0D2000h (d200-d3ff), 0D4000h
(d400-d5ff), 0D6000h (d600-d7ff), 0D8000h (d800-d9ff), 0DA000h (da00-dbff),
0DC000h (dc00-ddff), 0DE000h (de00-dfff)
<"F80000h - 64K Window"
(f8000-f8fff)>, FC0000h (fc000-fcfff), FA0000h (fa000-fafff)
I/O PORT Address
I/O locations where MC/Xe Host Control Registers
reside in the host I/O map. Available choices are: 0118h, 0128h,
0208h, 0228h, 0308h, 0328h, or I/O Ports Disabled. The MC/Xe Control Registers
take up 4 bytes.
228h (0228h-022b), 308h (0308h-030b), 328h (0328h-032b), 108h (0108h-010b),
118h (0118h-011b), 128h (0128h-012b), Disabled
IRQ Lines on which the Digi MC/Xe will interrupt the host
< "Disabled">, 10, 11,
15, 3, 5,7