My bad, I'd been testing my header includes against a branch with some draft unification of the adc code. ADC is one of the remaining major peripherals that isn't unified neatly.
------------------------------------------------------------------------------ README ------------------------------------------------------------------------------ This is a simple polling example that sends the value read out from the temperature sensor ADC channel of the STM32 to the USART2. The terminal settings for the receiving device/PC are 115200 8n1.