Scanlab RTC 5 PC Interface Board Installation And Operation Manual page 520

Ctrl Command stepper_rel
Function triggers set-position movements to the specified relative set positions via both stepper
motor outputs.
Call
stepper_rel( dPos1, dPos2, WaitTime )
Parameters
dPos1,
dPos2
WaitTime
Comments • The desired set positions should be specified relative to the current internal set-position
values (the internal set-position values will correspondingly get newly set). Otherwise
the command is identical to
® ®
RTC 4 RTC 5 new command
Version info • See stepper_abs.
References stepper_abs,
Undelayed stepper_rel_list
Short
List Command
Function same as
Call
stepper_rel_list( dPos1, dPos2 )
Parameters
dPos1,
dPos2
Comments • See stepper_rel.
• During performance of a reference movement (see stepper_init), execution of
stepper_rel_list will be delayed until the reference movement completes.
® ®
RTC 4 RTC 5 new command
Version info • Available beginning with version DLL 527, OUT 529, RBF 519
• For older RTC
the command is neither executed nor replaced by
RTC5_TYPE_REJECTED).
References stepper_rel
®
RTC 5 PC Interface Board
Rev. 1.9 e
10 Commands And Functions
Relative set positions in CLOCK pulse units for stepper motor outputs 1 and 2
as signed 32-bit values; allowed range: [–2
See stepper_abs.
stepper_abs
stepper_rel_list
stepper_rel (see above), but a list command and without WaitTime parameter
See stepper_rel.
®
5 boards with DSP version numbers < 2
31 31
... +(2 -1)]
(see comments there).
(get_rtc_version
list_nop (get_last_error
bits #16-23),
return code:
520