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42 lines
1.0 KiB
42 lines
1.0 KiB
//
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// Created by MightyPork on 2017/11/25.
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//
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// Digital input unit; single or multiple pin read access on one port (A-F)
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//
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#ifndef U_DIN_H
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#define U_DIN_H
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#include "unit.h"
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extern const UnitDriver UNIT_DIN;
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/**
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* Read pins
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*
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* @param unit - unit instance
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* @param packed - output; the packed (right aligned) bits representing the pins, highest to lowest, are written here.
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* @return success
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*/
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error_t UU_DI_Read(Unit *unit, uint16_t *packed);
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/**
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* Arm pins for trigger generation
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*
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* @param unit - unit instance
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* @param arm_single_packed - packed bit map of pins to arm for single trigger
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* @param arm_auto_packed - packed bit map of pins to arm for auto trigger (repeated)
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* @return success
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*/
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error_t UU_DI_Arm(Unit *unit, uint16_t arm_single_packed, uint16_t arm_auto_packed);
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/**
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* Dis-arm pins to not generate events
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*
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* @param unit - unit instance
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* @param disarm_packed - packed bit map of pins to dis-arm
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* @return success
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*/
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error_t UU_DI_DisArm(Unit *unit, uint16_t disarm_packed);
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#endif //U_DIN_H
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