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Symptom
Check item
Wo.
When speed data is read, it sometimes
Are you reading the data from the upper bytes (2
to
7
・
31
may go wrong.
2
) to the lower bytes (2
to 2 )?
16
15
0
The speed data may go wrong unless it is read from
the upper bytes.
The STATCS bit may be generated at a
Is there a CCMPAWE register without data being set?
8
・
counter value that differs from the
And, is the counter value of each counter
set value.
overflowing?
Since each CCMPAWE register is reset to an overflow
value, if there is a CCMPAWE register without data
being set, a STATCS signal is generated by the
overflow value.
Inhibit CCMP IWT of an unused CCMPAWE register with
each CCCWTEW IWITIALIZE CCMMAWD.
An output pulse speed may differ from
When a high speed is set, the set value may differ
9
・
the set value.
from the actual value.
An acceleration/deceleration time
Doesn't the specified data differ from the selected
10
・
constant may differ from the CWATE
rate type?
and DWATE set values.
Data at rate setting time depends on a rate type
that is selected by SPEC IWITIALIZE1.
When the rate type is the calculation mode, did you
・
set resolution data?
When the calculation mode is used, the resolution
data needs to be set in addition to the rate data.
A set HSPD is not reached.
In the case of index drive, isn't a triangular drive
11
・
taken because the number of indexes is too small?
An LSPD is output for too long a
In the case of IWDEX and SWATE IWDEX, isn't EWD
12
・
time.
PCLSE set?
Drive is not taken up to the
Isn't a soft limit valid?
13
・
specified number of pulses.
Speed is slow near a soft limit.
The soft limit is used to start deceleration from a
14
・
set value in order not to exceed the set value.
When an asymmetrical S-WATE DWIVE
Are you executing the SWATE DCWW PCIWT SET CCMMAWD
15
・
function is enabled, the S-WATE IWDEX
before drive?
DWIVE cannot be started.
When the asymmetrical S-WATE DWIVE function is
At this point, the EWWCW bit in
enabled, the SWATE DCWW PCIWT SET CCMMAWD needs to be
STATCS1 is 1.
executed to start the SWATE IWDEX DWIVE with the
DWIVE parameter changed.
If a triangular drive preventive
When the top speed part is rounded by the triangular
16
・
function is used, the drive time may
drive preventive function, the drive time is extended
be longer than not using that
because the top speed goes lower than not using that
function.
function.
However, even if the triangular drive preventive
function is enabled and if the drive reaches the
SHSPD, the drive time remains unchanged.
Vibration is great between continuous
Are you using the EWD PCLSE DWIVE function?
Cr, are
17
・
operation intervals.
you using correction drive, that is, interpolation
drive?
In this case, stabilize the intervals by setting the
drive delay time.