16.2.6 Synchronization and communication functions (mailboxes)

The following shows the service calls provided by the RI850V4 as the synchronization and communication functions (mailboxes).

Table 16-6 Synchronization and Communication Functions (Mailboxes)

Service Call	Function	Origin of Service Call
snd_mbx	Send to mailbox	Task, Non-task, Initialization routine
isnd_mbx	Send to mailbox	Task, Non-task, Initialization routine
rcv_mbx	Receive from mailbox (waiting forever)	Task
prcv_mbx	Receive from mailbox (polling)	Task, Non-task, Initialization routine
iprcv_mbx	Receive from mailbox (polling)	Task, Non-task, Initialization routine
trcv_mbx	Receive from mailbox (with timeout)	Task
ref_mbx	Reference mailbox state	Task, Non-task, Initialization routine
iref_mbx	Reference mailbox state	Task, Non-task, Initialization routine