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NRC_RunqueueInsertIF( int port, int value)

Insert IF instruction in the run queue

Before calling this function, please call NRC_CreateNoFlieRunqueue() to create a fileless run queue

It needs to be used with NRC_RunqueueInsertENDIF()

Type

int=>Insert IF instruction in the run queue

Return valueDescription
0The function is called successfully
-101Invalid input parameter
-102The target object does not exist. This typically occurs when the system initialization is incomplete, and calling other functions may return this value
-103The target object is currently in an inoperable state

Parameter Option

ParameterTypeDescription
portintThe number of the digital input port to be detected, parameter range: port > 0
valueintInput status to be checked; 0 represents low-level input state; 1 represents high-level input state

Sample code

//If the IF condition is met, execute the IF code block, otherwise execute the ELSE code block; if there is no ELSE instruction and the IF condition is not met, the IF code block will be skipped, and the instruction after ENDIF will be executed directly
NRC_RunqueueInsertIF(5, 1);
NRC_RunqueueInsertMOVJ(100, pos1, 0);
NRC_RunqueueInsertDOUT(1, 0);
NRC_RunqueueInsertELSE();
NRC_RunqueueInsertMOVL(100, pos2, 0);
NRC_RunqueueInsertTIMER(0.5);
NRC_JobfileInsertENDIF();