Servo working with PWM

-Timer Prescaler, TimerPeriod
-Program driving servo from side to side with 6sec delay.
Servo manual steering and calibration to NSWE

-Calibration manual via USART
-Declared enums with antenna states and antenna directions
-Setting calibration mode by 'k'
-In calibration mode - setting next direction 'n'
-When in calibration mode - antenna is centered
-GPIO is set by enums to communicate with user