The passive error flag shall consist of six (6) consecutive recessive bits.
被动错误标志由6个连续的隐性位组成。
It takes part in bus communication, but when an error has been detected a passive error flag shall be sent.
它能参与正常通信，但当检测到错误时发送的是被动错误标志。
An error-passive node shall not send an active error flag.
处于被动错误状态的节点不能发送主动错误标志。
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