USBB17RX78K4-XXX NEC Electronics, USBB17RX78K4-XXX Datasheet - Page 52

• Manufacturer Part Number: USBB17RX78K4-XXX
• Description: 78K/4 series realtime OS
• Manufacturer: NEC Electronics

4.2.2 clr_flg (Clear Eventflag)
[Function]
[Remarks]
[System call ID number]
[Parameter]
[Return parameter]
[Assembler format]
[C format]
Clears an event flag.
Clears the event flag indicated by flgid. Even if a task exists that has been made to wait for the event flag by
“wai_flg”, “cwai_flg”, that task is not released from the WAIT state.
clr_flg = 11
flgid (Eventflag Identifier)
E_OK
[Large model]
MOV
MOVW
MOV
CALLT
C register = return parameter
ret = clr_flg (flgid);
char
bnk0_b, #11
bnk0_up, #flgid
bnk0_d, #flgid
[40H]
:
*flgid;
CHAPTER 4
Event flag ID (Eventflag top address)
Normal termination
[Small model]
MOV
MOVW
CALLT
C register = return parameter
RX78K/IV SYSTEM CALL LIST
bnk0_b, #11
[40H]
:
bnk0_up, #flgid
- 24 bits (large model)
- 16 bits (small model)
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