ADC configuration register 1
| DMAEN | ADC DMA transfer enable |
| DMACFG | ADC DMA transfer configuration |
| SCANDIR | Scan sequence direction |
| RES | ADC data resolution |
| ALIGN | ADC data alignement |
| EXTSEL | ADC group regular external trigger source |
| EXTEN | ADC group regular external trigger polarity |
| OVRMOD | ADC group regular overrun configuration |
| CONT | ADC group regular continuous conversion mode |
| WAIT | Wait conversion mode |
| AUTOFF | Auto-off mode |
| DISCEN | ADC group regular sequencer discontinuous mode |
| CHSELRMOD | Mode selection of the ADC_CHSELR register |
| AWD1SGL | ADC analog watchdog 1 monitoring a single channel or all channels |
| AWD1EN | ADC analog watchdog 1 enable on scope ADC group regular |
| AWDCH1CH | ADC analog watchdog 1 monitored channel selection |