System bus (CAN) with Servo PLC & Drive PLC
LenzeCanDrv.lib – Functions
8.2
Deactivation L_CanClose)
8-4
L
PLC-Systembus EN 1.1
8.2
Deactivation L_CanClose)
BOOL
L_CanClose
(wDrvNr)
This function deactivates the CAN driver.
•
All transmit and receive requests not carried out yet are cancelled when this function is
activated.
L_CanClose
wDrvNr
Fig. 8-3
Deactivation L_CanClose)
Transfer parameters
Identifier
Data type
Possible settings
Info
wDrvNr
Word
10
11
System bus
FIF CAN (in preparation)
Return value
Data type
Value
Meaning
Priority
Bool
0
An error occurred when deactivating the driver
(wrong driver number or driver has not been initialised)
-
1
Driver has been deactivated.
Example
Calling the function in ST:
(* close CAN driver - returns g_bCanCloseState *)
g_bCanCloseState :=
L_CanClose
(10)
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