sci.h

用于WSN的PDA搜救器

/* Description : head for SCI module functions.
 *
 * $Author: 王琢玉
 * $Date: 2007/02/23 
 * $Name:  SCI.h
 */
#ifndef _SCI_H
#define _SCI_H

#include "pub_def.h"
#include "TPM.h"


#ifdef   SCI_GLOBALS
    #define   SCI_EXT
#else    
    #define   SCI_EXT   extern
#endif

/********************************************
Defines
********************************************/
#define    SCI_PORT1         0x01 
#define    SCI_PORT2         0x02
  
/* Constants Initialization*/
#define    INIT_SCI2C2    0b00101100
#define    INIT_SCI1C2    0b00101100 

#define    SCI1_OVERTIME   1000
#define    SCI2_OVERTIME   1000

#define    SCI1_BuadRate  9600
//fc9600
#define    SCI2_BuadRate  9600
//fc9600

#define SCI1_FIFO_SIZE 1
#define SCI2_FIFO_SIZE 127

/********************************************
Typedefs
********************************************/
typedef union
{
    struct
    {
        UINT8    FifoIsFlow:1;
        UINT8    RxOnePacket:1;
    }bits;
    UINT8   u8Val;
}SCI_INFO;

/********************************************
 Globals
********************************************/
SCI_EXT             UINT8   Sci1Fifo[SCI1_FIFO_SIZE];
#if(SCI1_FIFO_SIZE < 256)
    SCI_EXT    volatile UINT8   Sci1FifoWrite;
#else
    SCI_EXT    volatile UINT16   Sci1FifoWrite;
#endif 


SCI_EXT             UINT8   Sci2Fifo[SCI2_FIFO_SIZE];
#if(SCI2_FIFO_SIZE < 256)
    SCI_EXT    volatile UINT8  Sci2FifoWrite;
#else
    SCI_EXT    volatile UINT16  Sci2FifoWrite;
#endif
    
SCI_EXT  SCI_INFO Sci1Info;
SCI_EXT  SCI_INFO Sci2Info; 

/********************************************
Prototypes
********************************************/

/************************************************************
Function:    SCIInitGeneric (u32, u32, SCI_PORT)

Parameter:   u32BusClock     Bus Clock
             u32BaudRate     The BaudRate of SCI
             u8ComNumber     Select SCI1 or SCI2
             
Description: initializing the SCI to the requested baud rate
based on the supplied busclock in kilohertz on the com port
that is selected

************************************************************/
void SCIInitGeneric(UINT32 u32BusClock, UINT32 u32BaudRate, UINT8 u8ComNumber);

/************************************************************
Function:    SCIStartTransmit(u8, u8)

Parameter:   cData       The data which will transmit by sci
             u8ComNumber Com port select
             
Description: Transmit one 8-Bit data by SCI

************************************************************/
void SCIStartTransmit(UINT8 cData, UINT8 u8ComNumber);

/************************************************************
Function:    SCITransmitArray(u8 *, u8, u8)

Parameter:   *pStr       the array which will transmit by sci
             length      the lengh of this array
             u8ComNumber Com port select
             
Description: Transmit one array by SCI

************************************************************/
void SCITransmitArray(UINT8 *pStr, UINT8 length, UINT8 u8ComNumber);

/************************************************************
Function:    SCITransmitStr(u8 *, u8)

Parameter:   *pStr       the character string which will transmit by sci
             u8ComNumber Com port select
             
Description: Transmit one character string by SCI

************************************************************/
void SCITransmitStr(UINT8 *pStr, UINT8 u8ComNumber);





#endif