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Hardware Information
I/O Adress Assignment
Address
Assignment
from
to
0000
000F
DMA controller 1
0020
0021
Interrupt controller 1
0024
003D
Motherboard resources
0040
0043
Timer 1
0060
0060
Keyboard controller data
0061
0061
NMI, speaker control
0064
0064
Keyboard controller, CMD/STATUS
0070
0070
Real Time Clock-Index
0071
0071
Real Time Clock Date
0072
0077
CMOS-RAM / Keyboard
0078
0079
Reserved, board configuration
0080
008F
DMA page register
00A0
00A1
Interrupt controller 2
00A4
00B9
Motherboard resources
00C0
00DF
DMA controller 2
00F0
00FF
Numeric processor
0170
0177
Secondary IDE channel
01F0
01F7
Primary IDE channel
0200
0203
Reserved for game port, otherwise free,
joystick
0220
022F
ESS SOLO -1 DOS emulation
02F8
02FF
COM2
0300
031F
Programming interface
0330
0331
ESS SOLO -1 DOS emulation
0370
0370
Super IO
0371
0371
Index / Data
0376
0376
Second IDE channel, command
0377
0377
Second IDE channel, status
0378
037F
LPT 1
0388
038B
ESS SOLO -1 DOS emulation
03B0
03BB
VGA
03C0
03DF
VGA
03F0
03F5
FD controller
03F6
03F6
First IDE channel, command
03F7
03F7
First IDE channel, status
03F8
03FF
COM 1
04D0
04D1
Motherboard resources
0CF8
0CFF
PCI bus
8-6
Remark
Can be deactivated
Reserved/ free
Sound
Can be deactivated
Can be deactivated
Sound
Can be deactivated
Can be deactivated
Can be deactivated
Sound
Chips and Tech. 69000
Chips and Tech. 69000
Can be deactivated
PCI BUS
SIMATIC Box PC 620 Manual
C79000-G7076-C639-04

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