User Manual

5. Commissioning
5−36
Festo GDCP−SFC−LACI−DN−EN en 0812NH
5.5.5 Description of the control bytes CCON, CPOS, CDIR
CCON With control byte 1 (CCON) all the states are controlled which
must be available in all operating modes. The cooperation of
the control bits can be found
under the description of the
drive functions in section 5.6.
Control byte 1 (CCON)
Bit EN Description
B0
ENABLE
Enable Drive = 1: Drive (controller) enable
= 0: Drive (controller) blocked
B1
STOP
Stop = 1: Enable drive
Any error will be deleted
= 0:STOP active: The axis stops with the fast stop ramp
(Quick Stop) or with the normal stop ramp (compare
PNU1020/605Dh).
The positioning task counts as finished.
B2
BRAKE
Brake If the SFC−LACI is not in the ready" state
(Status word does not equal operation_enable"):
= 0: Close brake / clamping unit
= 1:Open brake / clamping unit.
In the ready" condition, the controller takes over control of
the brake output. Control of the output via the PLC is then
not possible.
B3
RESET
Reset Fault With a rising edge a fault is acknowledged and the fault
number is deleted
B4  reserved, must be at 0
B5
LOCK
Lock HM I access Controls access to the parameterisation interface:
= 1:MMI and FCT may only observe the drive, the device
control (HMI control) cannot be taken over by MMI and
FCT.
= 0:MMI or FCT may take over the device control
(in order to modify parameters or to control inputs)
B6
OPM1
Select Operating Mode = 00:Record selection
= 01: Direct mode
10 reserved
B7
OPM2
= 10:reserved
= 11:reserved