ref_flg

Outline

Reference eventflag state.

C format

 ER      ref_flg ( ID flgid, T_RFLG *pk_rflg );


Assembly format

 MOVW    BC, #LOWW(_pk_rflg)
 MOV     A, #flgid
 CALL    !!_ref_flg


Parameter(s)

I/O

Parameter

Description

I

 ID      flgid;
ID number of the eventflag to be referenced.

O

 T_RFLG  *pk_rflg;
Pointer to the packet returning the eventflag state.



Explanation

Stores eventflag state packet (such as existence of waiting tasks) of the eventflag specified by parameter flgid in the area specified by parameter pk_rflg.

Note For details about the eventflag state packet, refer to "12.5.3 Eventflag state packet".

Return value

Macro

Value

Description

E_OK

0

Normal completion.