The Kangaroo board is using pin D9 (aka A7) to control the voltage booster for SDI-12. On the Feather, this pin is used to measure the battery voltage via the A2D converter. We need to move the 12V_EN signal to another pin.
The Kangaroo board is using pin D9 (aka A7) to control the voltage booster for SDI-12.
On the Feather, this pin is used to measure the battery voltage via the A2D converter.
We need to move the 12V_EN signal to another pin.