OSA : OS_Smsg_Send_TO
OS_Smsg_Send_TO (smsg, smessage, timeout)
Same as OS_Smsg_Send with exit if timeout expires. If timeout expires before message is free, then new simple message will not be sent.
Call allowed:
Only in task
Parameters:
smsg |
Simple message descriptor. Variable of OST_SMSG type |
smessage |
Message body (OST_SMSG) |
timeout |
Time of waiting in system ticks - calling OS_Timer periods |
Returns:
timeout |
If timeout expired then system service OS_IsTimeout will return true |
Example:
OST_SMSG smsg; void Task (void) { for (;;) { /*...*/ OS_Smsg_Send_TO (smsg, 'B', 100); if (OS_IsTimeout()) { // Message is not sent! /*...*/ } /*...*/ } }
Old style name
OS_SendSMsgTimeout
