Lenze ECSCAxxx - Manual (Page 294)

System modules
CAN3_IO (node number 33)
13
l
294 EDBCSXA064 EN 3.2
13.10 CAN3_IO (node number 33)
This SB serves to transmit event or time−controlled process data via the CAN bus interface
X14.
A sync telegram is not required.
ƒ The transmission mode (event or time−controlled) is set via C0356.
ƒ The monitoring time is set via C0357 (Lenze setting: 3000 ms).
CAN3_nInW1_a
CAN3_nInW2_a
CAN3_bInB _b 0...15
CAN3_bInB _b 16...31
Byte
7
8
5
6
3
4
1
2
Byte
7
8
5
6
3
4
1
2
CAN3_nOutW1_a
CAN3_nOutW2_a
CAN3_nOutW3_a
CAN3_bFDO _b 16...31
CAN3_dnOutD1_p
CAN3_IO
DINT
WORD
WORD
WORD
16 x BOOL
DINT
Output user data
(8 bytes)
Input user data
(8 bytes)
L
H
L
H
CAN3_bFDO _b 0...15
16 x BOOL
CAN3_nOutW4_a WORD
WORD
WORD
16 x BOOL
16 x BOOL
CAN3_nInW3_a
CAN3_nInW4_a
WORD
WORD
CAN3_dnInD1_p
C0868/8
C0868/9
C0869/3
C0868/10
C0868/11
C0866/8
C0866/9
C0863/3
C0863/4
C0867/3
C0866/10
C0866/11
X4 X4
Fig. 13−14 System block "CAN3_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