System Mapping - Icop VEX2-6454 User Manual

VEX2-6454
2.6

System Mapping

Address
00000000 – 0009FFFF
000A0000 – 000AFFFF
000B0000 – 000B7FFF
000B8000 – 000BFFFF
000C0000 – 000C7FFF
000C8000 – 000CFFFF
000CC000 – 000CFFFF
000D0000 – 000D7FFF
000D8000 – 000D8FFF
000DC000 – 000DFFFF
000E0000 – 000EFFFF
000F0000 – 000FFFFF
FEFDBC00 – FEFDBCFF
FEFBB400 – FEFBB4FF
FEFDB800 – FEFDBFFF
**: Dynamical configuring PCI device: Meaning that the location of each allocation may be different
Address
0000h – 000Fh
0020h – 0021h
0022h – 0023h
0040h –0043h
0060h
0061h
0062h – 0063h
0064h
0065h
0070h – 0071h
0072h – 0075h
0078h – 007Ch
0080h – 008Fh
ICOP Technology Inc.
Memory Mapping
Description
System RAM
EGA/VGA Video Memory
MDA RAM, Hercules graphics display RAM
CGA display RAM
EGA/VGA BIOS ROM
Expansion ROM Space
Expansion ROM Space
Expansion ROM space
Expansion ROM Space
Expansion ROM Space
BIOS
BIOS
Standard Open HCD USB Host Controller**
Onboard Ethernet Adapter**
Standard Enhanced PCI to USB Host Controller**
I/O Mapping
Description
DMA 8237-1
PIC 8259-1
Indirect Access Registers (6117D configuration port)
Timer Counter 8254
Keyboard / Mouse data port
Port B + NMI control port
8051 download 4k address counter
Keyboard/ Mouse status/ command port
WatchDog0 reload counter
CMOS RAM port
MTBF control register
GPIO port 0,1,2,3,4 default setup
DMA page register
User Manual
Usage
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Usage
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
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