Lenze DDS System bus CAN for PLC - Manual (Page 127)

8.4 FIF_CAN_Management (node number: 111)
System bus (CAN) for Lenze PLC devices
FIF−CAN system blocks
8−4
L
PLC−Systembus EN 2.0
8.4 FIF_CAN_Management (node number: 111)
By means of this SB
·
a reset node can be activated, e. g. to accept changes with regard to the baud rate and
addressings.
·
Communication error, Bus−off state, and further states can be processed in the PLC
program.
·
the instant of transmission of FIF−CAN2_OUT and FIF−CAN3_OUT can be influenced.
FIF_CAN_bResetNode_b
FIF_CAN_Management
C2458
FIF_CAN2_OUT
FIF_CAN_bCe2CommErrCanIn2_b
FIF-CAN_ResetNode
FIF_CAN_bTxCan2Synchronized_b
FIF_CAN1_IN
Communication error
FIF_CAN2_IN
Communication error
FIF_CAN3_IN
Communication error
FIF_CAN
Bus off state
FIF_CAN_bCe1CommErrCanIn1_b
FIF_CAN_bCe3CommErrCanIn3_b
FIF_CAN_bCe4BusOffState_b
CAN_SYNC
FIF_CAN3_OUT
FIF_CAN_bTxCan3Synchronized_b
CAN_SYNC
1
FIF-CAN
Node address (C2450)
FIF-CAN
State (C2459)
FIF_CAN_byNodeAddress
FIF_CAN_byState
Fig. 8−4 FIF_CAN_Managementsystem block
Note!
The process image for this SB is generated in a fixed system task (interval: 1 ms).
8.4.1 FIF_Inputs_CAN_Management
Variable Data type Signal type Address Display
code
Display
format
Notes
FIF_CAN_bCe1CommErrCanIn1_b
Bool Binary
%IX111.0.0
− −
FIF−CAN1_IN communication error
FIF_CAN_bCe2CommErrCanIn1_b %IX111.0.1 FIF−CAN2_IN communication error
FIF_CAN_bCe3CommErrCanIn1_b %IX111.0.2 FIF−CAN3_IN communication error
FIF_CAN_bCe4BusOffState_b %IX111.0.3 FIF−CAN−bus "off state" recognised
FIF_CAN_byNodeAddress
Byte −
%IB111.2 C2450 − FIF−CAN node address
FIF_CAN_byState %IB111.3 C2459 − FIF−CAN status