
System bus (CAN) for Lenze PLC devices
CAN−AUX system blocks
9.1 CANaux1_IO (node number: 34)
9−1
L
PLC−Systembus EN 2.0
9 CAN−AUX system blocks (only ECSxA)
9.1 CANaux1_IO (node number: 34)
This SB serves to transmit cyclic process data via the system bus.
· For the transmission a sync telegram is required, which has to be generated by a different
node.
(^ 2−9)
CANaux1_nInW0_a
CANaux1_nInW1_a
CANaux1_bInB _b0...15
CANaux1_bInB _b16...31
CAN-AUX System bus interface
Byte
7
8
5
6
3
4
1
2
Byte
7
8
5
6
3
4
1
2
CANaux1_nOutW0_a
CANaux1_nOutW1_a
CANaux1_nOutW2_a
CANaux1_bFDO _b16...31
CANaux1_dnOutD1_p
CANaux1_IO
DINT
WORD
WORD
WORD
16 x BOOL
DINT
Output user data
(8 bytes)
Input user data
(8 bytes)
L
H
L
H
CANaux1_bFDO _b0...15
16 x BOOL
CANaux1_nOutW3_a
WORD
CANaux1_nInW2_a
CANaux1_nInW3_a
CANaux1_dnInD1_p
C2493/1
C2493/2
C2493/3
CANaux1_bFDO _b32...47
16 x BOOL
CANaux1_bFDO _b48...63
16 x BOOL
WORD
WORD
16 x BOOL
16 x BOOL
WORD
C2492/1
C2492/2
C2492/3
16 x BOOL
16 x BOOL
WORD
C2491/1
CANaux1_bInB _b32...47
CANaux1_bInB _b48...63
C2491/2
Fig. 9−1 CANaux1_IOsystem block
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