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. This example polls injected channels. The terminal settings for the receiving device/PC are 115200 8n1.