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logbiscuitswave
on Dec 27, 2021
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There's an ARM Cortex-M4 with Bluetooth inside a C...
An nRF52 dev kit is like $30. It’s probably not worth the time and aggravation to try to repurpose one of these COVID tests unless you’re really determined. Nordic is one of the better vendors - their tools and docs aren’t too bad.
floatboth
on Dec 27, 2021
[–]
You also do not have to use
their
tools. Use Rust with nrf-rs, or Apache Mynewt (with a fully open source BLE stack), or libopencm3, or…
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