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gex-core/units/digital_out/unit_dout.h

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//
// Created by MightyPork on 2017/11/25.
//
// Digital output unit; single or multiple pin write access on one port (A-F)
//
#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_DOut_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_DOut_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_DOut_Clear(Unit *unit, uint16_t packed);
/**
* Toggle pins
*
* @param unit
* @param packed - packed pins, 1 if pin should be toggled
* @return
*/
error_t UU_DOut_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_DOut_GetPinCount(Unit *unit, uint8_t *count);
#endif //U_DOUT_H