Siemens SIMATIC IPC PX-39A PRO - Page 121

Hardware description
A.4 System resources
SIMATIC IPC PX-39A PRO
Operating Instructions, 11/2022, A5E51699950-AA
121
A.4.2.4 NVRAM address register
NVRAM occupies a 512 KB memory address range that can be read via PCI registers.
Meaning of the bits
NVRAM address register
PCI register address:
NVRAM base address register
PCI register content:
NVRAM memory address (default)
Length of the memory area
E300 0000
Address is assigned dynamically
(depending on device configura-
tion)
80000 h