(A: Available, N/A: Not available)
Address Name Description
DT90019
2.5 ms ring
counter
Note2)
The data stored here is increased by one every
2.5 ms. (H0 to HFFFF)
Difference between the values of the two points
(absolute value) x 2.5 ms = Elapsed time between
s ring counter
Note2) Note3)
The data stored here is increased by one every
10.67 µs. (H0 to HFFFF)
Difference between the values of the two points
(absolute value) x 10.67 µs = Elapsed time
between the two points.
Note) The exact value is 10.67
DT90022
Scan time (current
value)
Note1)
The current scan time is stored here. Scan time is
calculated using the formula:
Scan time (ms) = stored data (decimal) x 0.1 ms
Example: K50 indicates 5 ms.
A N/A
DT90023
Scan time
(minimum value)
Note1)
The minimum scan time is stored here. Scan time
is calculated using the formula:
Scan time (ms) = stored data (decimal) x 0.1 ms
Example: K50 indicates 5 ms.
A N/A
DT90024
Scan time
(maximum value)
Note1)
The maximum scan time is stored here. The scan
time is calculated using the formula:
Scan time (ms) = stored data (decimal) x 0.1 ms
Example: K125 indicates 12.5 ms.
A N/A
DT90025
Mask condition
monitoring
register for
interrupts
(INT0 to 7)
The mask conditions of interrupts using the
instruction can be stored here. Monitor using
binary display.
- N/A N/A
DT90027
Periodical
interrupt interval
The value set by ICTL instruction is stored.
K0: periodical interrupt is not used.
K1 to K3000: 0.5ms to 1.5s or 10ms to 30s
A N/A
DT90028
Sample trace
K0: Sampling by the SMPL instruction
K1 to K3000 (x 10 ms): 10 ms to 30 s
A N/A
Note1) Scan time display is only possible in RUN mode, and shows the operation cycle time. (In PROG.
mode, the scan time for the operation is not displayed.) The maximum and minimum values are
cleared each time the mode is switched from RUN to PROG.
Note2) It is renewed once at the beginning of each one scan.
Note3) As DT90020 is renewed even if F0(MV), DT90020 and D instruction is being executed, it can be
used to measure the block time.
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