Technical information
8.5 Hardware descriptions
SIMATIC IPC677D
Operating Instructions, 09/2014, A5E32995420-AC
143
8.5.4
System resources
8.5.4.1
Currently allocated system resources
All system resources (hardware addresses, memory configuration, allocation of interrupts,
DMA channels) are assigned dynamically by the Windows OS, depending on the hardware
configuration, drivers and connected external devices. You can view the current
configuration of system resources or possible conflicts with the following operating systems:
●
Windows 7 Ultimate
●
Windows Embedded Standard 7
Procedure
1.
Open the "Start" menu.
2.
Enter "msinfo32" in the search box.
3.
Confirm with "Return".
8.5.4.2
System resources used by the BIOS/DOS
The following table describes the system resources for the factory state of the device.
I/O address allocation
The following tables describe the system resources in the factory state of the device.
Static area
I/O address
(hex)
Size
[byte]
Description of the basic function
Alternative function
From
To
0000
001F
32
DMA controller
0020
0021
2
Programmable interrupt controller
0022
0023
2
<Not used>
0024
0025
2
Programmable interrupt controller
0026
0027
2
<Not used>
0028
0029
2
Programmable interrupt controller
002A
002B
2
<Not used>
002C
002D
2
Programmable interrupt controller
002E
002F
2
Motherboard resources
0030
0031
2
Programmable interrupt controller
0032
0033
2
<Not used>
0034
0035
2
Programmable interrupt controller
0036
0037
2
<Not used>
0038
0039
2
Programmable interrupt controller
003A
003B
2
<Not used>
003C
003D
2
Programmable interrupt controller
003E
003F
2
<Not used>
