Lenze ECSCAxxx - Manual (Page 303)

System modules
CANaux1_IO (node number 34)
13
l
303 EDBCSXA064 EN 3.2
13.12 CANaux1_IO (node number 34)
This SB serves to transmit cyclic process data via the CAN bus interface X14.
A sync telegram which must be generated from another node is required for transmission.
ƒ The transmission mode (event or time−controlled) is set via C2456.
ƒ The monitoring time is set via C2457 (Lenze setting: 3000 ms).
CANaux1_nInW0_a
CANaux1_nInW1_a
CANaux1_bInB _b 0...15
CANaux1_bInB _b 16...31
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 _b 16...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 _b 0...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 _b 32...47
16 x BOOL
CANaux1_bFDO _b 48...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 _b 32...47
CANaux1_bInB _b 48...63
C2491/2
X14 X14
Fig. 13−16 System block "CANaux1_IO"
Process data telegram
The process data telegram consists of an identifier and eight bytes of user data.
Identifier 8 bytes of user data
11 bits Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6 Byte 7 Byte 8