Firmware Update Function - Mitsubishi Electric MELSEC iQ-R-R00CPU User Manual

Firmware update function

The following is the list of special register areas relating to the firmware update function.
No. Name
SD904 Latest firmware update
information (network)
SD905
SD906 Previous firmware update
information (network)
SD907
SD912 Latest firmware update
information (CPU)
SD913
SD914
SD915
SD916
SD917
SD918
SD919
SD920
SD921 Latest firmware update
result
SD922
APPX
858
Appendix 5 List of Special Register Areas
Data stored
History Version after the
information update (network)
Version before the
update (network)
Version after the
update (network)
Version before the
update (network)
Execution time
*2
(year)
Execution time
(month)
Execution time
(day)
Execution time
(hour)
Execution time
(minute)
Execution time
(second)
Execution time (day
of the week)
Version after the
update (CPU)
Version before the
update (CPU)
Target
Execution result
Details
The firmware version after the update
execution is stored.
When the update is completed with an error, 0
is stored.
The firmware version before the update
execution is stored.
The firmware version after the update
execution is stored.
When the update is completed with an error, 0
is stored.
The firmware version before the update
execution is stored.
The year value (four digits) of the date/time
when the firmware update was executed is
stored as a BIN code.
The month value of the date/time when the
firmware update was executed is stored as a
BIN code.
The day value of the date/time when the
firmware update was executed is stored as a
BIN code.
The hour value of the date/time when the
firmware update was executed is stored as a
BIN code.
The minute value of the date/time when the
firmware update was executed is stored as a
BIN code.
The second value of the date/time when the
firmware update was executed is stored as a
BIN code.
The day of the week value of the date/time
when the firmware update was executed is
stored as a BIN code. (0: Sun, 1: Mon, 2: Tue,
3: Wed, 4: Thu, 5: Fri, 6: Sat)
The firmware version after the update
execution is stored.
When the update is completed with an error, 0
is stored.
The firmware version before the update
execution is stored.
The start I/O number of the module where the
firmware update was executed is stored.
• CPU module: 3FFH
The execution result of the firmware update is
stored.
• 0001H: Completed successfully
• 0100H: Flash ROM error
• 0200H: Model mismatched
• 0201H: File invalid
• 0202H: Combination invalid
• 0203H: Firmware update prohibited state
• 0300H: Firmware data error
Set by CPU
(setting
timing)
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn
*1
S (Initial) Rn