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doc:lps:tdoa3:protocol [2018-05-02 14:31] kristoffer |
doc:lps:tdoa3:protocol [2018-05-02 14:38] kristoffer |
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8 bits 1 bit 7 bits 32 bits 0 or 16 bits | 8 bits 1 bit 7 bits 32 bits 0 or 16 bits | ||
< | < | ||
- | +--------+--------+-------------+-------------+--------------+ | + | +--------+-------------+--------+-------------+--------------+ |
Remote anchor data: | | Remote anchor data: | | ||
+--------+-------------+--------+-------------+--------------+ | +--------+-------------+--------+-------------+--------------+ | ||
</ | </ | ||
- | * Header | + | * **Header** |
- | * type - 0x30 | + | * **type:** 0x30 |
- | * seq - the sequence number of this packet 0 - 127 | + | * **seq:** the sequence number of this packet 0 - 127 |
- | * txTimeStamp | + | * **txTimeStamp:** transmission time of this packet |
- | * remoteCount | + | * **remoteCount:** the number of slots in the Remote Anchor Data section that are populated with data, max 8 |
- | * Remote anchor data | + | * **Remote anchor data** |
- | * id - the id of the remote anchor | + | * **id:** the id of the remote anchor |
- | * hasDistance | + | * **hasDistance:** 1 = distance data is included in the remote anchor data, total length is 8 bytes, otherwise it is 6 bytes. |
- | * seq - sequence number of latest packet received from the remote anchor 0 - 127 | + | * **seq:** sequence number of latest packet received from the remote anchor 0 - 127 |
- | * rxTimeStamp | + | * **rxTimeStamp:** receive time stamp of latest packet from the remote anchor |
- | * distance | + | * **distance:** time of flight between the current anchor and the remote anchor in radio timer ticks |
===== Tag implementation ===== | ===== Tag implementation ===== |