Yamaha SRCD User Manual page 35

Dedicated command
execution completion
Dedicated
command
BUSY
END
30ms or less 1ms or less
(3) When running a command was impossible from the start
(In the following cases, END will not turn ON, when running of command was
impossible from the start.)
• When a movement command (ABS-PT, INC-PT) was run without first completing
return to origin.
• When an operation start command (AUTO-R, STEP-R) was run without first com-
pleting return to origin (except when pre-operation selection parameter (single-
axis controllers: PRM48, dual-axis controllers: PRM9) was set to 1 or 3).
• When an unregistered point No. was specified, and a movement command (ABS-
PT, INC-PT) was run.
• When a dedicated command was run while in emergency stop or an interlock trig-
gered. (except for RESET and SERVO commands)
Dedicated
command
BUSY
END
30ms or less 1ms or less
(1) At the rise of the dedicated command input, the END signal turns off and the
BUSY signal turns on.
(2) Turns off the dedicated command input after the BUSY signal turns on.
(3) Wait until the BUSY signal turns off. (The BUSY signal immediately turns off
since the command cannot be executed.)
(4) The END signal remains off when the BUSY signal turns off, indicating that
the command could not end normally.
1ms or less
30ms or less
29
CHAPTER2 PROFIBUS Unit
Even after dedicated command
execution completion, the END
signal does not turn on until the
dedicated command input turns
off.
1ms or less