ADC Trigger 1 Register
| AD1MC1 | ADC trigger 1 on Master Compare 1 |
| AD1MC2 | ADC trigger 1 on Master Compare 2 |
| AD1MC3 | ADC trigger 1 on Master Compare 3 |
| AD1MC4 | ADC trigger 1 on Master Compare 4 |
| AD1MPER | ADC trigger 1 on Master Period |
| AD1EEV1 | ADC trigger 1 on External Event 1 |
| AD1EEV2 | ADC trigger 1 on External Event 2 |
| AD1EEV3 | ADC trigger 1 on External Event 3 |
| AD1EEV4 | ADC trigger 1 on External Event 4 |
| AD1EEV5 | ADC trigger 1 on External Event 5 |
| AD1TAC2 | ADC trigger 1 on Timer A compare 2 |
| AD1TAC3 | ADC trigger 1 on Timer A compare 3 |
| AD1TAC4 | ADC trigger 1 on Timer A compare 4 |
| AD1TAPER | ADC trigger 1 on Timer A Period |
| AD1TARST | ADC trigger 1 on Timer A Reset |
| AD1TBC2 | ADC trigger 1 on Timer B compare 2 |
| AD1TBC3 | ADC trigger 1 on Timer B compare 3 |
| AD1TBC4 | ADC trigger 1 on Timer B compare 4 |
| AD1TBPER | ADC trigger 1 on Timer B Period |
| AD1TBRST | ADC trigger 1 on Timer B Reset |
| AD1TCC2 | ADC trigger 1 on Timer C compare 2 |
| AD1TCC3 | ADC trigger 1 on Timer C compare 3 |
| AD1TCC4 | ADC trigger 1 on Timer C compare 4 |
| AD1TCPER | ADC trigger 1 on Timer C Period |
| AD1TDC2 | ADC trigger 1 on Timer D compare 2 |
| AD1TDC3 | ADC trigger 1 on Timer D compare 3 |
| AD1TDC4 | ADC trigger 1 on Timer D compare 4 |
| AD1TDPER | ADC trigger 1 on Timer D Period |
| AD1TEC2 | ADC trigger 1 on Timer E compare 2 |
| AD1TEC3 | ADC trigger 1 on Timer E compare 3 |
| AD1TEC4 | ADC trigger 1 on Timer E compare 4 |
| AD1TEPER | ADC trigger 1 on Timer E Period |