Mitsubishi Electric Q26UD(E)HCPU User Manual page 536

(3) System clock/counter
Number Name Meaning
Number of
1 second
SD412 counts in 1-
counter
second units
2n second 2n second
SD414
clock setting clock units
2nms clock 2nms clock
SD415
setting units
Number of
Scan
SD420 counts in
counter
each scan
Number of
Low speed
SD430 counts in
scan counter
each scan
534
Explanation
• This register is incremented by 1 for each second after the
CPU module is set to RUN.
• Count repeats from 0 to 32767 to -32768 to 0.
• Stores value n of 2n second clock (Default is 30).
• Setting can be made between 1 and 32767.
• Stores value n of 2nms clock (Default is 30).
• Setting can be made between 1 and 32767.
• This register is incremented by 1 for each scan of a scan
execution type program after the CPU module is set to
RUN. (Not incremented for each scan of an initial execution
type program.)
• Count repeats from 0 to 32767 to -32768 to 0.
• This register is incremented by 1 for each scan after the
CPU module is set to RUN.
• Count repeats from 0 to 32767 to -32768 to 0.
• This register is incremented by 1 for each scan of a low-
speed execution type program after the CPU module is set
to RUN.
• Count repeats from 0 to 32767 to -32768 to 0.
• Used only for low speed execution type programs.
Corresponding
Set by
ACPU
(When Set)
D9
S (Status
D9022
change)
U New
U New
S (Every
END New
processing)
S (Every
END New
processing)
Corresponding
CPU
QCPU
LCPU
QCPU
LCPU
Qn(H)
QnPH
QnPRH
QnU
LCPU
Qn(H)
QnPH
QnPRH
QnU
LCPU
Q00J/Q00/Q01
Qn(H)
QnPH