The ANT-FS Technical Specification describes in detail the ANT-FS protocol and all the hand shaking and message formats involved.
The ANT-FS PC Tools package provides a PC implementation of both the host and client, which can be used to explore the functionality of ANT-FS as well as to aid with the development of your own devices. Full source code is included. The libraries used for the development of these applications can also be used as the basis of custom PC applications that use ANT-FS.
The ANT-FS Embedded Client Reference Design includes sample C embedded code for the MSP430 implementing the ANT-FS client stack.
The ANT-FS Reference Design User Manual provides an overview of the usage and implementation details of the ANT-FS PC Tools, as well as the ANT-FS Embedded Client Reference Design.