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102 lines
3.4 KiB
C
102 lines
3.4 KiB
C
#ifndef _PIO_
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#define _PIO_
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/*
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* Headers
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*/
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#include "chip.h"
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#include <stdint.h>
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/*
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* Global Definitions
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*/
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typedef enum _EPioType
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{
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PIO_NOT_A_PIN, /* The pin is controlled by the associated signal of peripheral A. */
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PIO_PERIPH_A, /* The pin is controlled by the associated signal of peripheral A. */
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PIO_PERIPH_B, /* The pin is controlled by the associated signal of peripheral B. */
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PIO_PERIPH_C, /* The pin is controlled by the associated signal of peripheral C. */
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PIO_PERIPH_D, /* The pin is controlled by the associated signal of peripheral D. */
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PIO_INPUT, /* The pin is an input. */
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PIO_OUTPUT_0, /* The pin is an output and has a default level of 0. */
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PIO_OUTPUT_1, /* The pin is an output and has a default level of 1. */
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} EPioType ;
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/* Default pin configuration (no attribute). */
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#define PIO_DEFAULT (0u << 0)
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/* The internal pin pull-up is active. */
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#define PIO_PULLUP (1u << 0)
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/* The internal glitch filter is active. */
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#define PIO_DEGLITCH (1u << 1)
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/* The pin is open-drain. */
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#define PIO_OPENDRAIN (1u << 2)
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/* The internal debouncing filter is active. */
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#define PIO_DEBOUNCE (1u << 3)
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/* Enable additional interrupt modes. */
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#define PIO_IT_AIME (1u << 4)
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/* Interrupt High Level/Rising Edge detection is active. */
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#define PIO_IT_RE_OR_HL (1u << 5)
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/* Interrupt Edge detection is active. */
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#define PIO_IT_EDGE (1u << 6)
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/* Low level interrupt is active */
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#define PIO_IT_LOW_LEVEL (0 | 0 | PIO_IT_AIME)
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/* High level interrupt is active */
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#define PIO_IT_HIGH_LEVEL (PIO_IT_RE_OR_HL | 0 | PIO_IT_AIME)
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/* Falling edge interrupt is active */
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#define PIO_IT_FALL_EDGE (0 | PIO_IT_EDGE | PIO_IT_AIME)
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/* Rising edge interrupt is active */
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#define PIO_IT_RISE_EDGE (PIO_IT_RE_OR_HL | PIO_IT_EDGE | PIO_IT_AIME)
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* The #attribute# field is a bitmask that can either be set to PIO_DEFAULt,
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* or combine (using bitwise OR '|') any number of the following constants:
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* - PIO_PULLUP
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* - PIO_DEGLITCH
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* - PIO_DEBOUNCE
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* - PIO_OPENDRAIN
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* - PIO_IT_LOW_LEVEL
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* - PIO_IT_HIGH_LEVEL
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* - PIO_IT_FALL_EDGE
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* - PIO_IT_RISE_EDGE
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*/
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/*
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* Global Functions
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*/
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extern void PIO_DisableInterrupt( Pio* pPio, const uint32_t dwMask ) ;
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extern void PIO_PullUp( Pio* pPio, const uint32_t dwMask, const uint32_t dwPullUpEnable ) ;
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extern void PIO_SetDebounceFilter( Pio* pPio, const uint32_t dwMask, const uint32_t dwCuttOff ) ;
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extern void PIO_Set( Pio* pPio, const uint32_t dwMask ) ;
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extern void PIO_Clear( Pio* pPio, const uint32_t dwMask ) ;
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extern uint32_t PIO_Get( Pio* pPio, const EPioType dwType, const uint32_t dwMask ) ;
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extern void PIO_SetPeripheral( Pio* pPio, const EPioType dwType, const uint32_t dwMask ) ;
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extern void PIO_SetInput( Pio* pPio, uint32_t dwMask, uint32_t dwAttribute ) ;
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extern void PIO_SetOutput( Pio* pPio, uint32_t dwMask, uint32_t dwDefaultValue,
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uint32_t dwMultiDriveEnable, uint32_t dwPullUpEnable ) ;
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extern uint32_t PIO_Configure( Pio* pPio, const EPioType dwType, const uint32_t dwMask, const uint32_t dwAttribute ) ;
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extern uint32_t PIO_GetOutputDataStatus( const Pio* pPio, const uint32_t dwMask ) ;
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#ifdef __cplusplus
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}
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#endif
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#endif /* #ifndef _PIO_ */
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