Hardware description
10.3 System resources
SIMATIC IPC127E
78
Operating Instructions, 01/2019, A5E44296915-AA
10.3
System resources
10.3.1
Currently allocated system resources
All system resources (hardware addresses, memory utilization, interrupt assignment, DMA
channels) are assigned dynamically by the Windows operating system, depending on the
hardware equipment, drivers and connected external devices. You can view the current
allocation of system resources or possible conflicts in the Control Panel.
Procedure
To view the system resources, proceed as follows:
1.
Select "Start" in the Windows Start menu.
2.
Enter "msinfo32" in the search box and confirm with the ENTER key.
10.4
Input/output address areas
10.4.1
Overview of the internal module registers
The following addresses are used for the internal registers:
Addresses
Input/output unit
I/O 0x460..0x473h
Watchdog register
I/O
1
Output register LED 1/2/3 and Watchdog LED
I/O
1
Battery status register (read only)
1
See MMIO GPIO addresses for LEDs and battery monitoring (Page 82)
