Mitsubishi FX-1PG User Manual page 29

FX-1PG/FX -1PG PULSE GENERATOR UNIT
2N
• Various start commands are accepted exclusively
while the BFM #28 b0 is set to 1 (READY).
• Various data is also accepted exclusively while the
BFM #28 b0 is set to 1 (READY). However, the
BFM #25 b1 (stop command), the BFM #25 b2
(forward pulse stop) and the BFM #25 b3 (reverse
pulse stop) are accepted even while the BFM #28
b0 is set to 0 (BUSY).
• The data can be read from the PGU to the PC
without regard to the setting of the BFM #28 b0.
• The current position is changed accompanied by
generation of pulses even while the BFM #28 b0 is
set to 0 (BUSY).
BFM LIST
< Reading of status information >
M8000
FROM K 0
RUN
BFM #28 (b11~b 0) → (M31~M20)
monitor
M20 (READY/BUSY)
M21
(Forward rotation/reverse rotation)
(Home position return completed/
M22
unexecuted)
M23
(STOP input ON/OFF)
M24 (DOG input ON/OFF)
(PG0 input ON/OFF. However, it may
not be turned on or off if PG0 input time
M25
is shorter than calculation time.)
M26 (Current position value overflow)
M27
FROM K 0
(Absence/
presence of error)
M28 (Positioning completed*)
* When a drive amplifier for a stepper motor without
the positioning completed output is used, this signal
can be used for recognition of positioning
completed and the next operation can be started.
5
K 28 K3M20 K 1
K 29 D200 K 1
Error code
5-14