在网络管理器中,可以在网络管理器中活跃,可以被动和睡眠状态?
我试图了解车辆中的CAN网络管理。在我的研究期间,我知道可以网络管理(CANNM)将产生某种模式状态来决定罐头传输。这些模式可以活跃,可以被动并可以睡眠状态。我想知道这是CANNM的确切用途,为什么需要这些模式?
I am trying to understand the CAN network management in vehicle. During my research, I got to know that CAN network management(CANNM) will make some Mode state to decide the CAN transmission. Those modes are CAN active, CAN passive and CAN sleep states. I want to know that is the exact use of CANNM and why these modes are required ?
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我强烈建议阅读
您将在哪里得到这个想法。
也许在您的任期内差异,但可能相同
可以活跃:如果NM群集需要至少一个NM节点
通信,NM协议确保所有必需
NM节点保持清醒。
可以睡觉:如果NM群集中没有通信的需求,
NM协议确保所有NM节点同步
输入睡眠模式
可以被动:配置为被动节点的NM节点无法
启动NM集群的启动,但是能够
如果有其他节点启动启动,请醒来。这
消除不必要的沟通并减少巴士
和缓冲区的头顶。允许控制关闭
在集群节点的一个子集中可以实现可能性
只有容错节点控制关闭。
朗说,启动/唤醒和网络中的ECUS的启动和睡眠/关闭
I highly recommended to read Autosar Network Management Spec
Where you will got the idea behind that.
Maybe in your term it differences but likely same
CAN Active : If at least one NM node in a NM cluster needs
communication, the NM protocol ensures that all required
NM nodes remain awake.
Can Sleep : If there is no communication need in a NM cluster, the
NM protocol ensures that all NM nodes synchronously
enter sleep mode
Can Passive : NM node configured as Passive node is not able to
initiate a start-up of a NM cluster, however is able to be
woken up if any other node initiates a start-up. This
eliminates unnecessary communication and reduces bus
and buffer overhead. Allowing shutdown to be controlled
by a subset of the cluster’s nodes enables the possibility
that only fault tolerant nodes control shutdown.
Long said short what all this for a Startup/Wakeup and Sleep/Shutdown for ECUs in network