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#ifndef IOT_SG_STA_ZC_H
#define IOT_SG_STA_ZC_H

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @brief iot_sg_sta_zc_start() - Start zero crossing detection.
 */
void iot_sg_sta_zc_start();

/**
 * @brief iot_sg_sta_zc_stop() - stop zero crossing detection and clean cache.
 */
void iot_sg_sta_zc_stop();

#ifdef __cplusplus
}
#endif
#endif /* IOT_SG_STA_ZC_H */