Just a heads up.Harmony currently has no provision for using the Secondary Oscillator as Timer1 Source: After making changes to system_config.h #define DRV_TMR_CLOCK_SOURCE_IDX0 DRV_TMR_CLKSOURCE_EXTERNAL_ASYNCHRONOUS
#define DRV_TMR_PRESCALE_IDX0 TM..
#define DRV_TMR_PRESCALE_IDX0 TM..