Mitsubishi Electric MELSEC iQ-R16MTCPU Programming Manual page 450

No. Name
SD600 Memory card
mounting status
SD604 SD memory card
usage status
SD606 SD memory card
capacity
SD607
SD610 SD memory card
free space
SD611
SD620 Standard ROM
usage status
SD622 Standard ROM
capacity
SD623
SD624 Standard ROM free
space
SD625
SD634 Index for the number
of standard ROM
write operations
SD635
SD700 Device assignment
SD701
SD714 Low speed Motion
setting operation
cycle
APPENDICES
448
Appendix 4 Special Registers
Data stored Details
SD memory card type This register indicates the type of mounted SD memory cards.
b15
SD memory card usage The status of the SD memory card usage is stored as the following bit
status data patterns.
(Being used when turned ON)
b0: Event history
b1: Not used
b2: Data for renewing labels
b3 to b15: Not used
SD memory card capacity: The capacity of the SD memory card is stored in increments of 1k byte
the lower digits (unit: k (the amount of free space for a formatted memory card is stored).
bytes)
SD memory card capacity:
the higher digits (unit: k
bytes)
SD memory card free space: The amount of free space of the SD memory card is stored in increments
the lower digits (unit: k of 1k byte.
bytes)
SD memory card free space:
the higher digits (unit: k
bytes)
Standard ROM usage status The status of the standard ROM usage is stored as the following bit data
patterns.
(Being used when turned ON)
b0: Event history
b1: Not used
b2: Data for renewing labels
b3 to b15: Not used
Standard ROM capacity: Standard ROM capacity is stored in increments of 1k byte.
lower (unit: k bytes) (The free space after format is stored.)
Standard ROM capacity:
higher (unit: k bytes)
Standard ROM capacity: Standard ROM free space is stored in increments of 1k byte.
lower (unit: k bytes)
Standard ROM capacity:
higher (unit: k bytes)
Index of the number of write • Indicates the index value for the number of write operations to the
operations up to now
• When the index value exceeds 100000, an error is generated (the
Number of points assigned Stores the number of points for device # used in the Motion CPU.
for #
Low speed Motion setting • Stores the set low speed Motion operation cycle in [s] units.
operation cycle • Except for when low speed operation cycle magnification setting is set
• When low speed operation cycle magnification setting is set to "Not
to b8 b7 to
Fixed to 0
standard ROM up to now (stored as a 32-bit BIN value). However, the
number of write operations is not equal to the index value.
index value is continued to be counted even when it exceeds 100000).
If the index value exceeds 100000, the CPU module must be replaced.
to "Not used", the value of "Motion setting operation cycle (SD523)"
multiplied by the low speed operation cycle magnification setting is
stored.
used", or a mixed operation cycle setting error is occurring, "0" is
stored.
b4 b3 to b0
Fixed to 0
0: Does not exist
4: SD memory card
Set by
(setting
timing)
S (Initial process
or card inserted)
S (Status
change)
S (Initial process
or card inserted)
S (Status
change)
S (Initial process)
S (Status
change)
S (Write)
S (Initial process)