Page 4 of 96 ANT Message Protocol and Usage
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Table of Contents
1 Introduction ................................................................................................................................................................. 8
2 The ANT Product Family .............................................................................................................................................. 9
3 Network Topologies .................................................................................................................................................. 10
4 ANT Nodes ................................................................................................................................................................. 12
5 ANT Channels ............................................................................................................................................................ 13
5.1 Channel Communication ............................................................................................................................. 13
5.2 Channel Configuration ................................................................................................................................ 14
5.2.1 Channel Type ............................................................................................................................... 15
5.2.2 RF Frequency ............................................................................................................................... 16
5.2.3 Channel ID .................................................................................................................................. 16
5.2.4 Channel Period ............................................................................................................................. 17
5.2.5 Network ....................................................................................................................................... 18
5.2.6 Example Channel Configuration .................................................................................................... 19
5.3 Establishing a channel ................................................................................................................................ 20
5.4 ANT Data Types ......................................................................................................................................... 21
5.4.1 Broadcast Data ............................................................................................................................ 21
5.4.2 Acknowledged Data ...................................................................................................................... 22
5.4.3 Burst Data ................................................................................................................................... 22
5.5 Independent Channels ................................................................................................................................ 23
5.6 Shared Channels ........................................................................................................................................ 24
5.7 Continuous Scanning Mode ......................................................................................................................... 25
6 Device Pairing ............................................................................................................................................................ 27
6.1 Pairing Example .......................................................................................................................................... 28
6.2 Inclusion/Exclusion Lists ............................................................................................................................. 29
6.3 Proximity Search ........................................................................................................................................ 29
7 ANT Interface ............................................................................................................................................................ 31
7.1 Message Structure ...................................................................................................................................... 31
7.1.1 Extended Messages Format .......................................................................................................... 31
7.2 Host MCU Serial Interface – Physical Layer .................................................................................................. 34
7.3 Host PC Serial Interface .............................................................................................................................. 34
8 Example ANT Network Implementation ................................................................................................................. 35
8.1 Implementation using Independent Channels .............................................................................................. 36
8.1.1 Channel between Node B and Node A ........................................................................................... 38
8.1.2 Channel between Node C and Node A ........................................................................................... 39
8.1.3 Channel between Node D and Node A ........................................................................................... 39
8.2 Implementation using Shared Channels ....................................................................................................... 40
8.2.1 Shared Channel Transmission Type ............................................................................................... 44
9 Appendix A – ANT Message Details ......................................................................................................................... 45
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u0104732442014-05-28不错的，可用哦
