PWM timer1 sync function configuration register.
| TIMER1_SYNCI_EN | When set, timer reloading with phase on sync input event is enabled. |
| SW | Toggling this bit will trigger a software sync. |
| TIMER1_SYNCO_SEL | PWM timer1 sync_out selection, 0: sync_in, 1: TEZ, 2: TEP, and sync out will always generate when toggling the reg_timer1_sync_sw bit |
| TIMER1_PHASE | phase for timer reload on sync event |
| TIMER1_PHASE_DIRECTION | Configure the PWM timer1’s direction when timer1 mode is up-down mode: 0-increase,1-decrease |