User's Manual

English 87
6 Technical Information
Specifications
Typical Power Consumption/Availability for ISA Accessory Slots
Typical Power Consumption/Availability for PCI Accessory Slots
There is a maximum per-slot limit of 25 W between all supply rails.
IRQs, DMAs, and I/O Addresses Used by Your PC
+5 V 4.5A limit per slot (limited by system board)
+12 V 1.5A limit per slot (limited by system board)
-5 V 0.1A total power limit (limited by power supply)
-12 V 0.3A total power limit (limited by power supply)
+5 V 4.5A maximum per slot
+12 V 0.5A maximum per slot
-12 V 0.1A maximum per slot
IRQs used by PC
The IRQ, DMA, and I/O
address mappings shown
here are for a PC with a
basic configuration. The
resources used by your PC
may vary, depending upon
which accessory boards
are bundled with the PC.
For information on current
use of IRQs, DMAs, and I/O
addresses by your PC, type
MSD at the MS-DOS
prompt, (Windows 3.11) or
use the Device Manager
(Windows 95.)
IRQ0 system timer
IRQ1 keyboard
IRQ2 system cascade
IRQ3 free if not used for serial port
IRQ4 free if not used for serial port
IRQ5 free if not used for parallel port
IRQ6 flexible disk drive controller
IRQ7 free if not used for parallel port
IRQ8 real-time clock
IRQ9 available for PCI devices, if not used by ISA board
IRQ10 available for PCI devices, if not used by ISA board
IRQ11 available for PCI devices, if not used by ISA board
IRQ12 mouse
IRQ13 processor
IRQ14 integrated IDE hard disk drive controller
IRQ15 free if not used by second IDE controller
uno.bk : uno6_tec.fb4 Page 87 Monday, July 21, 1997 12:46 PM