List Of Special Relays/Special Registers - Mitsubishi Electric MELSEC iQ-F FX5 User Manual

List of special relays/special registers

The list of special relays/special registers used in pulse width measurement is shown below.
R/W: Read or write (Note, however, that only writing is allowed for the HCMOV/DHCMOV instruction.)
R: Read only
Special relays/ Function
special
registers
SM5020 CH1 pulse width measurement
status flag
SM5021 CH2 pulse width measurement
status flag
SM5022 CH3 pulse width measurement
status flag
SM5023 CH4 pulse width measurement
status flag
SM5024 CH5 pulse width measurement
status flag
SM5025 CH6 pulse width measurement
status flag
SM5026 CH7 pulse width measurement
status flag
SM5027 CH8 pulse width measurement
status flag
SM5028 CH9 pulse width measurement
status flag
SM5029 CH10 pulse width measurement
status flag
SM5030 CH11 pulse width measurement
status flag
SM5031 CH12 pulse width measurement
status flag
SM5036 CH1 period measurement complete
SM5037 CH2 period measurement complete
SM5038 CH3 period measurement complete
SM5039 CH4 period measurement complete
SM5040 CH5 period measurement complete
SM5041 CH6 period measurement complete
SM5042 CH7 period measurement complete
SM5043 CH8 period measurement complete
SM5044 CH9 period measurement complete
SM5045 CH10 period measurement complete
SM5046 CH11 period measurement complete
SM5047 CH12 period measurement complete
Description
The measurement in progress/measurement stopped status of
pulse width measurement on the target channel can be checked
by these flags.
OFF: Measurement stopped
ON: Measurement in progress
These flags turn ON at the end of the 1st period measurement on
the target channel. (They remain ON during measurement in the
always measurement mode.)
Default
OFF
OFF
19 HIGH-SPEED INPUT/OUTPUT FUNCTION
19.3 Pulse Width Measurement Function
R/W
19
R
R
195