Renamed remotely
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/* ---------------------------------------------------------------------------
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* bus.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: RS485 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 __BUS_H__
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#define __BUS_H__
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/** \file bus.h
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\brief RS485 (UART) 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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#include "BpPort.h"
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/* ---------------------------------------------------------------------------
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* Application include files.
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* ---------------------------------------------------------------------------
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*/
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/* ---------------------------------------------------------------------------
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* Constant and macro definitions.
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* ---------------------------------------------------------------------------
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*/
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/* ---------------------------------------------------------------------------
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* Type definitions.
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* ---------------------------------------------------------------------------
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*/
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typedef enum
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{
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BUS1, /**< First RS485 port*/
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BUS2 /**< Second RS485 port*/
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} t_bus_devices;
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/* ---------------------------------------------------------------------------
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* Variable declarations.
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* ---------------------------------------------------------------------------
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*/
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int bus1Handle;
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int bus2Handle;
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/* ---------------------------------------------------------------------------
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* Function declarations.
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* ---------------------------------------------------------------------------
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*/
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/** \brief Initialize of serial bus interface.*/
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void busInit (
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t_bus_devices device
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);
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/** \brief Write data of a certain length to a serial bus.*/
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void busWrite (
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t_bus_devices device,
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UINT16 length, /**< Lengh of data in bytes */
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UINT8 * data /**< Pointer to data */
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);
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/** \brief Reads data from serial bus.
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\retval Lengt of received data in bytes*/
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UINT16 busRead (
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t_bus_devices device,
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UINT8 * data /**< Pointer to data */
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);
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/** \brief Get byte from serial bus.
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\retval bool Returns true if there was data */
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BOOLEAN busGet(
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t_bus_devices device,
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UINT8 * byte /**< Pointer to byte to return data*/
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);
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/** \brief Send byte to serial bus. */
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void busPut(
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t_bus_devices device,
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UINT8 value /**< Byte to send*/
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);
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/** \brief Flush serial bus buffers. */
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void busFlush(
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t_bus_devices device
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);
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/** \brief Check if receive buffers is empty.
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\retval bool Returns true if recieve buffer is empty
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*/
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BOOLEAN busEmpty(
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t_bus_devices device
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);
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#endif /* __BUS_H__ */
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