TRGEDGE=FALLING_ZERO, TRGMODE=OFF
PWM External Trigger Register (trg_num = 1)
| MAXCNT | Maximum Counter value  |  
| TRGMODE | External Trigger Mode 0 (OFF): External trigger is not enabled. 1 (MODE1): External PWM Reset Mode 2 (MODE2): External PWM Start Mode 3 (MODE3): Cycle-by-cycle Duty Mode  |  
| TRGEDGE | Edge Selection 0 (FALLING_ZERO): TRGMODE = 1: TRGINx event detection on falling edge.TRGMODE = 2, 3: TRGINx active level is 0 1 (RISING_ONE): TRGMODE = 1: TRGINx event detection on rising edge.TRGMODE = 2, 3: TRGINx active level is 1  |  
| TRGFILT | Filtered input  |  
| TRGSRC | Trigger Source  |  
| RFEN | Recoverable Fault Enable  |