gex-core/units/digital_out/unit_dout.h

//
// Created by MightyPork on 2017/11/25.
//

#ifndef U_DOUT_H
#define U_DOUT_H

#include "unit.h"

extern const UnitDriver UNIT_DOUT;

/**
 * Write pins (e.g. writing 0b10 if configured pins are PA5 and PA0 sets PA5=1,PA0=0)
 *
 * @param unit
 * @param packed - packed pin states (aligned to right)
 * @return success
 */
error_t UU_DO_Write(Unit *unit, uint16_t packed);

/**
 * Set pins (clear none)
 *
 * @param unit
 * @param packed - packed pins, 1 if pin should be set
 * @return success
 */
error_t UU_DO_Set(Unit *unit, uint16_t packed);

/**
 * Clear multiple pins
 *
 * @param unit
 * @param packed - packed pins, 1 if pin should be cleared
 * @return
 */
error_t UU_DO_Clear(Unit *unit, uint16_t packed);

/**
 * Toggle pins
 *
 * @param unit
 * @param packed - packed pins, 1 if pin should be toggled
 * @return
 */
error_t UU_DO_Toggle(Unit *unit, uint16_t packed);

/**
 * Get number of configured pins
 *
 * @param unit
 * @param count output, written with 0-16
 * @return success
 */
error_t UU_DO_GetPinCount(Unit *unit, uint8_t *count);

#endif //U_DOUT_H