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Elektronik GmbH
Page 41 of 45
POS-124-*-PDP-1121
13.02.2013
7.5.2
Definition of the control bits:
Byte 0 – Control word Hi-Byte
Nr.
Bit
Function
1
0
DIRECT
Bit for direct control of the commando position. If this bit is set,
every change of the command position is taken over as a new
command position.
This bit is used for both axes.
2
1
GL
1:
Axis B is synchronized. HANDB2, HANDA2 and START2
are inactive.
0:
Both axis working independently.
3
2
HandB1
1:
Manual speed B is active. START must be inactive.
0:
OFF
4
3
HandA1
1:
Manual speed A is active. START must be inactive.
0:
OFF
5
4
-
6
5
-
7
6
START1
0:
No new command position can be send
0-1: Signal change from 0 to 1; the new command position is
taken over.
1:
Positioning mode is active. In case of DIRECT = 1 new
command positions can be sending continuously.
1-0: Signal change from 1 to 0; an emergency stop ramp is calcu-
lated and the positioning process is stopped via this ramp.
8
7
ENABLE1
1:
Axis is active (together with hardware enable)
0:
Axis is inactive, output is OFF.
Byte 1 – Control word Lo-Byte
Nr.
Bit
Function
1
0
-
-
2
1
-
-
3
2
HandB2
1:
Manual speed B is active. START must be inactive.
0:
OFF
4
3
HandA2
1:
Manual speed A is active. START must be inactive.
0:
OFF
5
4
-
6
5
-
7
6
START2
0:
No new command position can be send
0-1: Signal change from 0 to 1; the new command position is
taken over.
1:
Positioning mode is active. In case of DIRECT = 1 new
command positions can be sending continuously.
1-0: Signal change from 1 to 0; an emergency stop ramp is calcu-
lated and the positioning process is stopped via this ramp.
8
7
ENABLE2
1:
Axis is active (together with hardware enable)
0:
Axis is inactive, output is OFF.
