timesyncmsg.h

传感器网络中的嵌入式操作系统源代码

// $Id: TimeSyncMsg.h,v 1.5.4.2 2003/08/18 22:09:46 cssharp Exp $

/*									tab:4
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// AM msg type
enum { AM_TIMESYNCMSG =37
};

struct TimeSyncMsg {
    uint16_t source_addr;
    uint32_t timeH;
    uint32_t timeL;      
    uint8_t level; // time sync depth
    uint8_t phase;
};

// constants for source_status field of the TimeSync Structure
// A simple of efficient way is to set time master as status 0
// and other motes' source_status = hop_cnt 
enum {
	MASTER = 1, 
        SLAVE_SYNCED=2,
        SLAVE_UNSYNCED=0
};