MODE=COUNT32, PRESCALER=OFF
MODE2 Control A
| SWRST | Software Reset  |  
| ENABLE | Enable  |  
| MODE | Operating Mode 0 (COUNT32): Mode 0: 32-bit Counter 1 (COUNT16): Mode 1: 16-bit Counter 2 (CLOCK): Mode 2: Clock/Calendar  |  
| CLKREP | Clock Representation  |  
| MATCHCLR | Clear on Match  |  
| PRESCALER | Prescaler 0 (OFF): CLK_RTC_CNT = GCLK_RTC/1 1 (DIV1): CLK_RTC_CNT = GCLK_RTC/1 2 (DIV2): CLK_RTC_CNT = GCLK_RTC/2 3 (DIV4): CLK_RTC_CNT = GCLK_RTC/4 4 (DIV8): CLK_RTC_CNT = GCLK_RTC/8 5 (DIV16): CLK_RTC_CNT = GCLK_RTC/16 6 (DIV32): CLK_RTC_CNT = GCLK_RTC/32 7 (DIV64): CLK_RTC_CNT = GCLK_RTC/64 8 (DIV128): CLK_RTC_CNT = GCLK_RTC/128 9 (DIV256): CLK_RTC_CNT = GCLK_RTC/256 10 (DIV512): CLK_RTC_CNT = GCLK_RTC/512 11 (DIV1024): CLK_RTC_CNT = GCLK_RTC/1024  |  
| GPTRST | GP Registers Reset On Tamper Enable  |  
| CLOCKSYNC | Clock Read Synchronization Enable  |