Matthias
6cc948eef8
git-svn-id: file:///srv/dev-disk-by-uuid-17e88007-4d0c-45e0-8757-cacfcc458630/repositories/svn/Diplomarbeit@113 9fe90eed-be63-e94b-8204-d34ff4c2ff93
137 lines
4.2 KiB
C
137 lines
4.2 KiB
C
/* ---------------------------------------------------------------------------
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* dio.h - v0.1 (c) 2007 Micro-key bv
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* ---------------------------------------------------------------------------
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* Micro-key bv
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* Industrieweg 28, 9804 TG Noordhorn
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* Postbus 92, 9800 AB Zuidhorn
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* The Netherlands
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* Tel: +31 594 503020
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* Fax: +31 594 505825
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* Email: support@microkey.nl
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* Web: www.microkey.nl
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* ---------------------------------------------------------------------------
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* Description: Digital inputs/outputs interface.
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* ---------------------------------------------------------------------------
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* Version(s): 0.1, 10-09-2007, Marcel Mulder.
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* Creation.
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* ---------------------------------------------------------------------------
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*/
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#ifndef __DIO_H__
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#define __DIO_H__
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/** \file dio.h
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\brief Digital inputs/outputs interface.
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*/
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/* ---------------------------------------------------------------------------
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* System include files.
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* ---------------------------------------------------------------------------
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*/
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/* ---------------------------------------------------------------------------
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* Application include files.
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* ---------------------------------------------------------------------------
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*/
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#include "lpc23xx.h"
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#include "types.h"
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/* ---------------------------------------------------------------------------
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* Constant and macro definitions.
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* ---------------------------------------------------------------------------
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*/
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/** Maximum number of digital inputs*/
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//const UINT8 maxDI_Channels = 11;
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#define maxDI_Channels (11)
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/** Maximum number of digital outputs*/
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//const UINT8 maxDO_Channels = 8;
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#define maxDO_Channels (8)
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/* ---------------------------------------------------------------------------
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* Type definitions.
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* ---------------------------------------------------------------------------
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*/
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typedef void (*t_dio_callbackfunc)(void);
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typedef enum
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{
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RISING_EDGE, /**< Generates interrupt on rising edge*/
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FALLING_EDGE, /**< Generates interrupt on falling edge*/
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BOTH_EDGES /**< Generates interrupt on both edges*/
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} t_di_mode;
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typedef struct t_OUTPUT {
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UINT32 portBaseAddr;
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UINT32 pinMask;
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} t_output;
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typedef struct t_CALLBACKLISTITEM {
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t_dio_callbackfunc pCallback;
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t_di_mode mode;
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struct t_CALLBACKLISTITEM *next;
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} t_callbackListItem;
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typedef struct t_INPUT {
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UINT32 portBaseAddr;
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UINT32 pinMask;
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t_callbackListItem *pCallbackList;
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} t_input;
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/* ---------------------------------------------------------------------------
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* Variable declarations.
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* ---------------------------------------------------------------------------
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*/
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/* ---------------------------------------------------------------------------
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* Function declarations.
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* ---------------------------------------------------------------------------
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*/
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/** \brief Initialize DIO.*/
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void dioInit (void);
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void dio_inMuxEn (BOOLEAN mode);
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void dio_outMuxEn (BOOLEAN mode);
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BOOLEAN dio_inMuxRB (void);
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BOOLEAN dio_outMuxRB (void);
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/** \brief Register callback function digital input events defined in mode
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(rising, falling edge or both) */
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RESULT dioRegisterCallback(
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t_dio_callbackfunc pFunc, /**< Function pointer to callback function */
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UINT8 channel, /**< 0..10 = valid, 11..255 = future use */
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t_di_mode mode
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);
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/** \brief Remove register callback function for digital input*/
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RESULT dioRemoveCallback(
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t_dio_callbackfunc pFunc,
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UINT8 channel
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);
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/** \brief Read digital input.*/
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BOOLEAN dioRead (
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UINT8 device, /**< 0 = Self, 1..32 = Remote device */
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UINT8 channel /**< 0..10 = valid, 11..255 = future use */
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);
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/** \brief Readback digital outputs.*/
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BOOLEAN dioReadBack (
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UINT8 device, /**< 0 = Self, 1..32 = Remote device */
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UINT8 channel /**< 0..7 = valid, 8..255 = future use */
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);
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/** \brief Write digital outputs.*/
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void dioWrite (
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UINT8 device, /**< 0 = Self, 1..32 = Remote device */
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UINT8 channel, /**< 0..7 = valid, 8..255 = future use */
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BOOLEAN data
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);
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void dioSetDechatterTime(
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UINT8 channel,
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UINT32 time
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);
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#endif /* __DIO_H__ */
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