有一个问题想要咨询一下各位大佬,
#define BCAST_DELIVERY_TIME 30
这个应该是来设置最大广播事件的,我现在用到广播的地方不多,能不能将这个时间修改的更长一些,这个时间修改为多少比较合适,能不能给一点建议,先行感谢!!
Susan Yang:
BCAST_DELIVERY_TIME
The length of time a broadcast message is kept in the broadcast table. Set to 500ms more than retry time. Retry time is defined as PASSIVE_ACK_TIMEOUT * (MaxBroadCastRetries + 1). If a broadcast message is being sent to end devices, then this should be set in accordance withthe polling rate of the end devices. For example 200 might be a good number if the poll rate was set to 10 seconds for the end device.
MAX_BCAST This is the number of broadcast entries (for data packets) that can be held for the period of BCAST_DELIVERY_TIME. Together, these two settings enforce the settling time for broadcast data packets traversing through the network. For example, if MAX_BCAST_ENTRIES is set to 9, and BCAST_DELIVERY_TIME is set to 10 (seconds), a device could send out 9 sequential broadcast data packets, but would not be able to send out a 10th one until after 10 seconds.
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