Technical data

Hardware Information
8-6
SIMATIC Box PC 620 Manual
C79000-G7076-C639-02
I/O Adress Assignment
Address Assignment Remark
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 Can be deactivated
01F0 01F7 Primary IDE channel
0200 0203 Reserved for game port, otherwise free,
joystick
Reserved/ free
0220 022F ESS SOLO -1 DOS emulation Sound
02F8 02FF COM2 Can be deactivated
0300 031F Programming interface Can be deactivated
0330 0331 ESS SOLO -1 DOS emulation Sound
0370 0370 Super IO
0371 0371 Index / Data
0376 0376 Second IDE channel, command Can be deactivated
0377 0377 Second IDE channel, status Can be deactivated
0378 037F LPT 1 Can be deactivated
0388 038B ESS SOLO -1 DOS emulation Sound
03B0 03BB VGA Chips and Tech. 69000
03C0 03DF VGA Chips and Tech. 69000
03F0 03F5 FD controller
03F6 03F6 First IDE channel, command
03F7 03F7 First IDE channel, status
03F8 03FF COM 1 Can be deactivated
04D0 04D1 Motherboard resources
0CF8 0CFF PCI bus PCI BUS