System Memory Map; Hardware Interrupts; Dma Assignments - Epson ActionNote 866C Product Information Manual

Port Replicator Connector (J6) (continued)

Hardware Interrupts

Interrupt Function
IRQ0 Timer
IRQ1 Keyboard
IRQ2 Cascade
IRQ3 COM2 (2F8H)
IRQ4 COM1 (3F8H)
IRQ5 Available
IRQ6 Diskette Controller
IRQ7 LPT1
IRQ8 Clock/Calendar
IRQ9 Video
IRQ10 Available
IRQ11 Available
IRQ12 Trackpad
IRQ13 Reserved for Coprocessor
IRQ14 Hard Disk Drive Controller
IRQ15 Available

System Memory Map

00000H
0A0000H
0C0000H
0D0000H
0E0000H
0EA000H
0F0000H
100000H
FFE000H
Duplicated code assignment at address 0E0000
FFFFFFH

DMA Assignments

Channel
DMA0
DMA1
DMA2
DMA3
DMM4
DMA5
DMA6
DMA7
12/9/94
EPSON ActionNote 800 Series
640KB base memory
128KB reserved for graphics display area
Reserved
Reserved
40KB for VGA BIOS
Power Management Utility
64KB for system BIOS
Extended memory
Device
Available
Available
Diskette Controller
ECP
Cascade for CTRL 1
Available
Available
Available
AN800-9