Siemens SIMATIC IPC BX-39A - NVRAM address register

Hardware description
A.5 System resources
SIMATIC IPC BX-39A
104 Operating Instructions, 07/2022, A5E50715883-AA
A.5.2.5 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