AMX 86 ajwakc ajwakc

AMX 86 Procedures

DAK

341

ajwakc ajwakc

Purpose Wake Calling Task (Acknowledge Receipt of Message)

To allow the current task to wake up the task which sent the message

which is being processed by the current task.

Used by n Task o IS P o Timer Procedure o Restart Procedure n Exit Procedure

Setup int status;

status = ajwakc();

Results Interrupts are disabled and then restored to their state at the time of the

call.

Status is returned.

AEROK = Call successful

AERCNW = Task which sent the message is not waiting

AERNMT = Current task is not processing a received message from

another task.

An immediate task switch will occur if the task being wakened is of higher

priority than the current task.

Note This procedure is equivalent to a call to ajwakcs to return a value of

AEROK (0) to the calling task.