May 2020
Intermediate to advanced
524 pages
13h 35m
English
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Chapter 16
Task Notifications
Abstract
Task Notifications allow the programmers to send data directly to another task without the need to use a communication object. Using task notification has the advantage, in that significantly less RAM is required when compared with using queues, mutexes, semaphores, or event groups. Using a communication object has the disadvantage, in that the object must be created before it is used, whereas using task notification requires only 8 bytes of RAM per task. Additionally, using task notifications is 45% faster than using communication objects. Each task has a 32-bit notification value as a 32-bit unsigned integer. When a task is created, its notification value is cleared automatically. This chapter is about the ...
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