Resolved! Can't get TIM4 TOGO to start ADC3 conversions on STM32F7DISCOVERY board.
I'm trying to get TIM4_TOGO output to start conversions on ADC3 on a STM32F7 DISCOVERY board.I've attached main.c. I use a GPIO output toggle with oscilloscope to detect code execution and timing. I can see the toggle from the TIM interrupt handler, ...