Technical request for lifetime of flashROM (MC4N)

The VRs are saved in a file system like a flash-stick so it is not erasing the flash every time you change a value. It uses many pages of flash. The expected lifetime is published on the Trio website on the specifiations pages. Compare Controllers

For example:

PERFORMANCE	P600 FLEX-6 NANO	P826 MC405	P960 MC6N-ECAT
Cores	2	1	2
Processor	ARM Cortex-A7	ARM11	ARM Cortex-A7
Clock frequency	1000 MHz	532 MHz	1000 MHz
Maths precision	IEEE 457 Double	IEEE 457 Double	IEEE 457 Double
Position register precision	64 bit	64 bit	64 bit
Execution benchmark	102 lines/ms	35 lines/ms	101 lines/ms
Real-time clock	Yes	Yes	Yes
Flash memory	32 x 16000 values	32 x 16000 values	32 x 16000 values
User memory	8 MB	8 MB	8 MB
Table memory	512000 values	512000 values	512000 values
Min expected flash memory life (normal use)	20 years	20 years	20 years