Lenze PLC Designer R3-x - Manual (Page 104)

The L_DCO_DriveCommunication library
Function blocks
104
Lenze · Commissioning of Lenze drives · 1.3 EN - 06/2014
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12.3 Function blocks
12.3.1 L_DCO_AXIS_REF_BASE
This FB provides the basic communication information of the Logic axis.
• Every Logic axis implemented in the control configuration is an extended instance of
L_DCO_AXIS_REF_BASE. A manual instancing of this function block is not required.
• The function block L_DCO_AXIS_REF_BASE has routines that serve as drivers.
Input variables
Outputs
Function library: L_DCO_DriveCommunication
Runtime software licence:  LPC 1x00  MPC 1x00  MPC 2xx0  MPC 3x00
L_DCO_AXIS_REF_BASE
UDINT ⎯ udiTimeOut uiDeviceID ⎯ UINT
USINT ⎯ usiChannel uiNetID ⎯ UINT
ARRAY[1.. 5] OF
L_DCO_SdoData
⎯ aSDOReadData xCommunicationOK ⎯ BOOL
ARRAY[1.. 5] OF
L_DCO_SdoData
⎯ aSDOWriteData eCommunicationState ⎯ L_DCO_CommState
AxisName ⎯ STRING
Identifier Data type Initialisation Information/possible settings
udiTimeOut UDINT 10000 Timeout period for SDO communication
usiChannel USINT 1 SDO channel to be used
aSdoReadData ARRAY[1.. 5] OF
L_DCO_SdoData
0 Exchange for SDO communication
(internal use)
aSdoWriteData ARRAY[1..5] OF
L_DCO_SdoData
0
Identifier Data type Initial value Information/possible settings
uiDeviceId UINT 0 Station/node address at the used bus system
uiNetId UINT 0 Network/master instance number of the used bus
system.
xCommunicationOK BOOL FALSE Status of bus communication
FALSE No bus communication active
TRUE Bus communication available
eCommunicationState L_DCO_Com
mState
0 Bus state
AxisName STRING - Instance name