P3: Basic PLC Program for SINUMERIK 840D sl
13.13 Block descriptions
Basic Functions
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
983
Description of formal parameters
The table below lists all formal parameters of the M:N function.
VAR_OUTPUT
Alarm1 : BOOL ; // Interrupt: Error in HMI bus address, bus
type!
Alarm2 : BOOL ; // Interrupt: No confirmation HMI 1 offline!
Alarm3 : BOOL ; // Interrupt: HMI 1 is not going offline!
Alarm4 : BOOL ; // Interrupt: No confirmation HMI 2 offline!
Alarm5 : BOOL ; // Interrupt: HMI 2 is not going offline!
Alarm6 : BOOL ; // Interrupt: Queuing HMI is not going
online!
Report : BOOL ; // Message: Sign-of-life monitoring
ErrorMMC : BOOL ; // Error detection HMI
END_VAR
Formal parameters of M:N function
Signal Type Type Remark
Ack I BOOL Acknowledge interrupts
OPMixedMode I BOOL Mixed operation deactivated for OP without M:N capability
ActivEnable I BOOL Function is not supported. Control panel switchover
Interlocking via MMCx_SHIFT_LOCK in DB 19
MCPEnable I BOOL Activate MCP switchover:
TRUE: MCP is switched over with operator panel.
FALSE: MCP is not switched over with operator panel.
This can be used to permanently link an MCP.
See also MMCx_MSTT_SHIFT_LOCK in DB 19.
Alarm1 Q BOOL Interrupt: Error in HMI bus address, bus type!
Alarm2 Q BOOL Interrupt: No confirmation HMI 1 offline!
Alarm3 Q BOOL Interrupt: HMI 1 is not going offline!
Alarm4 Q BOOL Interrupt: No confirmation HMI 2 offline!
Alarm5 Q BOOL Interrupt: HMI 2 is not going offline!
Alarm6 Q BOOL Interrupt: Queuing HMI is not going online!
Report Q BOOL Message: Sign-of-life monitoring HMI
ErrorMMC Q BOOL Error detection HMI
Note
The block must be called by the user program. The user must provide an instance DB with
any number for this purpose. The call is multi-instance-capable.
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