Mitsubishi Electric MELCEC Q Series User Manual page 81

4. CPU MODULE
(2)
Configuration example of user memory area (in case of Q06HCPU)
Memory capacity
of ROM
(144k bytes max.)
30k steps max.
(60k bytes)
30k steps max.
(60k bytes)
Memory capacity
of RAM
(144k bytes max.)
Configuration of user memory area
The following figure shows the configuration of the user memory area during the
RAM operation and during the boot operation from the built-in ROM.
(a) During RAM operation
Unusable
3k bytes
Parameter
1k byte
T/C setting value (MAIN)
Main program
MELSECNET/10
network parameter
1k byte T/C setting value (SUB)
Sub program
For internal system when
using sub program
Expansion comment
Extension file register
File register
Comment
( b) During boot operation from ROM
T/C setting value (MAIN)
Main program
MELSECNET/10
network parameter
T/C setting value (SUB)
Sub program
Change into
ROM
T/C setting value (MAIN)
Main program
MELSECNET/10
network parameter
T/C setting value (SUB)
Sub program
For internal system when
using sub program
Expansion comment
Extension file register
4 - 35
Parameter
Boot
operation
Unused
from ROM
Parameter
File register
Comment