#ifndef FREQUENCY_C
#define FREQUENCY_C
#define gSystemClock 120000000 // [Hz] system clock frequency

#define PWM_FREQUENCY 20000 // PWM frequency = 20 kHz

void start_frequency_scan(void);
void set_pwm_period(uint32_t period);

uint32_t gPeriod;
uint32_t gPWMPeriod;
#endif