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adc: document where debug output goes

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Karl Palsson 2016-03-30 17:23:11 +00:00
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tests/adc-power/README.md
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@ -3,6 +3,10 @@ For most boards, adc channels 1 and 5 are PA1 and PA5.
Not the F3. oh no, that board is cray cray. PA0 and PF4
For boards with a Cortex-M3 or better, debug output is on ITM
channel 0 (Yay!)
For M0/M0+ boards, debug is via a tx only UART on PA9.
https://github.com/libopencm3/libopencm3/pull/471
https://github.com/libopencm3/libopencm3/pull/457
https://github.com/libopencm3/libopencm3/pull/534