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16.2.7 Extended synchronization and communication functions (mutexes)

The following shows the service calls provided by the RI850V4 as the extended synchronization and communication functions (mutexes).
Table 16-7 Extended Synchronization and Communication Functions (Mutexes)
Service Call
Function
Origin of Service Call
Lock mutex (waiting forever)
Task
Lock mutex (polling)
Task
Lock mutex (with timeout)
Task
Unlock mutex
Task
Reference mutex state
Task, Non-task, Initialization routine
Reference mutex state
Task, Non-task, Initialization routine