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Low power ANT-FS reference design

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Total Posts: 6

Joined 2011-03-08

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Hi Alejandra,

We started our system development with your ANT-FS code base and we are in the process of optimizing the system for low power consumption right now. However, we are finding that a lot of power is being consumed by the ant timer routine in which interrupts are being fired at a very high rate in order to implement the ant alarms.

We will need to rewrite the way the system handles alarms in order to achieve the low power we need, but my question is do you have any near-future plans to release a new reference design that is optimized for power? If so, we would like to start from scratch with that reference design so that we can be consistent with your code base.

Thank You,
Harvey      
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Total Posts: 662

Joined 2012-10-09

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Hi Harvey,

We are not planning on creating an ANT-FS client reference design that is more optimized, as we want to keep the reference code as simple as possible to allow it to be ported to other platforms. Introducing processor specific optimizations would make this portability more challenging.

The alarm implementation could definitely be fine tuned for your specific system - the alarms fire more often than they really need to as this base implementation is used in all of our embedded reference code, including simulated sensor Tx.