Xtal_TRIM.h

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#ifndef XTAL_TRIM_H_
#define XTAL_TRIM_H_
 
#define AUTO_XTAL_TEST_DBG_EN           0                       // Enable/Disable debug parameters.
 
// Status codes
#define XTAL_OPERATION_SUCCESS          (0)             // XTAL calibration success.
#define PULSE_OUT_OF_RANGE_ERROR        (-1)            // Pulse found in the pulse pin assigned GPIO was out of acceptable range
#define NO_PULSE_ERROR                  (-2)            // No pulse found, or pulse > 740 ms (measure_pulse aborts)
#define WRITING_VAL_TO_OTP_ERROR        (-3)            // Failed to write value in OTP.
#define INVALID_GPIO_ERROR              (-4)            // Wrong GPIO configuration.
#define WRONG_XTAL_SOURCE_ERROR         (-5)            // Incorrect pulse detected.
#define XTAL_CALIBRATION_ERROR          (-6)            // XTAL calibration error.
 
int16_t auto_trim(HW_GPIO_PORT port, HW_GPIO_PIN pin);
 
uint16_t run_xtal32m_block_calib(void);
 
void delay(uint32_t dd);
void Setting_Trim(uint32_t Trim_Value);
 
uint32_t pulse_counter(void);                                   // counting pulses during 500 msec
uint32_t MEASURE_PULSE(int32_t datareg1, int32_t shift_bit1);   // see assembly code
 
#if AUTO_XTAL_TEST_DBG_EN
void TRIM_test (int S1, int S2);                                // testing
#endif
 
#endif /* XTAL_TRIM_H_ */