| ALARM_EN | When set alarm is enabled |
| LEVEL_INT_EN | When set level type interrupt will be generated during alarm |
| EDGE_INT_EN | When set edge type interrupt will be generated during alarm |
| DIVIDER | Timer 1 clock (T1_clk) prescale value. |
| AUTORELOAD | When set timer 1 auto-reload at alarming is enabled |
| INCREASE | When set timer 1 time-base counter increment. When cleared timer 1 time-base counter decrement. |
| EN | When set timer 1 time-base counter is enabled |