The following lists the service calls provided by the RI78V4 as the task dependent synchronization functions.

Table 12-9 Task Dependent Synchronization Functions

Service Call	Function	Origin of Service Call
slp_tsk	Put task to sleep (waiting forever).	Task
tslp_tsk	Put task to sleep (with timeout).	Task
wup_tsk	Wakeup task.	Task, Non-task
iwup_tsk	Wakeup task.	Task, Non-task
can_wup	Cancel task wakeup requests.	Task, Non-task
ican_wup	Cancel task wakeup requests.	Task, Non-task
rel_wai	Release task from waiting.	Task, Non-task
irel_wai	Release task from waiting.	Task, Non-task
sus_tsk	Suspend task.	Task, Non-task
isus_tsk	Suspend task.	Task, Non-task
rsm_tsk	Resume suspended task.	Task, Non-task
irsm_tsk	Resume suspended task.	Task, Non-task
frsm_tsk	Forcibly resume suspended task.	Task, Non-task
ifrsm_tsk	Forcibly resume suspended task.	Task, Non-task
dly_tsk	Delay task.	Task