Interrupts – Tri-M Systems MOPS/586 User Manual
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MOPS/586
Hardware Description
Interrupts
IRQ0
System Timer
IRQ1
Keyboard
IRQ2
Cascade
IRQ3
COM 2
note (1)
IRQ4
COM 1
note (1)
IRQ5
Ethernet (default)
note (2)
IRQ6
Floppy
IRQ7
LPT 1
IRQ8
Clock/Calendar
IRQ9
Available
IRQ10
Available
notes (2)
IRQ11
Available
notes (2)
IRQ12
Available
note (2)
IRQ13
Numeric-processor
IRQ14
EIDE Channel 1
IRQ15
Available
Notes:
(1)
if serial ports are disabled via system bios, these interrupts are available for other devices.
(2)
possible settings for Ethernet controller, IRQ5 is the factory default.
DMA
DMA 0
Available
DMA 1
Available
DMA 2
Floppy
DMA 3
Available
DMA 4
Cascade
DMA 5
Available
DMA 6
Available
DMA 7
Available
Tri-M Systems Inc., 6-1301 Ketch Court, Coquitlam, B.C., V3K 6X7, Canada
Phone: (604) 527-1100, (800) 665-5600 Fax: (604) 527-1110
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