'Os event' presentation slideshows

Synchronization

Synchronization. 2IN60: Real-time Architectures (for automotive systems ). Goals for this slide set. Describe different dependencies which may exist between tasks Describe different methods for synchronizing dependent tasks, and explain how to apply them

536 views • 48 slides

Chapter 6 Intertask Communication & Sysnchronization

Chapter 6 Intertask Communication & Sysnchronization. Semaphores, message mailboxes, and message queue. Figure 6.1 use of event control blocks (ECB). Event Control Blocks. Each semaphore, mailbox, and queue is assigned an ECB. typedef struct {

548 views • 41 slides

Chapter 6 Intertask Communication & Sysnchronization

Chapter 6 Intertask Communication & Sysnchronization. Semaphores, message mailboxes, and message queue. Figure 6.1 use of event control blocks (ECB). Event Control Blocks. Each semaphore, mailbox, and queue is assigned an ECB. typedef struct {

568 views • 41 slides

Chapter 8 Mutual Exclusion Semaphores

Chapter 8 Mutual Exclusion Semaphores. Mutual exclusion semaphores (mutexes) are used by tasks to gain exclusive access to resources It is a binary semaphores Use to reduce the priority inversion problem

356 views • 18 slides

Chapter 6 Event Control Blocks

Chapter 6 Event Control Blocks. Figure 6.1 use of event control blocks (ECB) how tasks and ISRs can interact with each other. Event Control Blocks. typedef struct { INT8U OSEventType; /* Event type */

315 views • 17 slides

Event Building at Multi-kHz Rates:

222 views • 15 slides

Chapter7 Semaphore Management

Chapter7 Semaphore Management. Semaphores. Create a semaphore by calling OSSemCreate() The initial count of the semaphore can be 0 to 65535 Use to signal the occurrence of one ore more event, the init value is 0 (flag) Use to access a shared resource, the init value is set to 1 (binary) (key)

349 views • 11 slides