sc28l91.h

电力行业必备。有错的地方

/*
 * 文件名： SC28L91.H
 * 功能:	扩展串行口驱动程序头文件
 * 作者：	Light Rain
 * 时间：	2006-11-3
 *
 * 描述：	
 *
 */

#ifndef _SC28L91_HEADER_
#define _SC28L91_HEADER_

#include "config.h"
#include "Global.H"


/******************************************************************************************/

// 片内寄存器基地址
#define SC28L91_BASE_ADDR 	0x83080000
// 模式寄存器 Mode Register
#define SC28L91_MR0			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0)))
#define SC28L91_MR1			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0)))
#define SC28L91_MR2			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0)))
// 时钟选择寄存器 Clock Select Register
#define SC28L91_CSR			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x10)))
// 状态寄存器 Status Register
#define SC28L91_SR			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x10)))
// 命令寄存器 Command Register
#define SC28L91_CR			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x20)))
// 
#define SC28L91_RxFIFO		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x30)))
#define SC28L91_TxFIFO		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x30)))
// 输入端口改变寄存器
#define SC28L91_IPCR		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x40)))
// 辅助控制寄存器 Auxiliary Control Register
#define SC28L91_ACR			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x40)))
// 
#define SC28L91_ISR			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x50)))
#define SC28L91_IMR			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x50)))
// 
#define SC28L91_CTU			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x60)))
#define SC28L91_CTPU		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x60)))
// 
#define SC28L91_CTL			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x70)))
#define SC28L91_CTPL		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0x70)))
// 
#define SC28L91_IPR			(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0xD0)))
// 输出端口配置寄存器 Output Port Configuration Register
#define SC28L91_OPCR		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0xD0)))
// 
#define SC28L91_StrtCT		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0xE0)))
// 输出端口位设置 Set the Output Port Bits
#define SC28L91_SOPR		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0xE0)))
// 
#define SC28L91_StpCT		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0xF0)))
// 输出端口位复位 Reset Output Port Bits
#define SC28L91_ROPR		(*((volatile unsigned char *)(SC28L91_BASE_ADDR + 0xF0)))



#define  	SCUART_NO_COMMAND   	0x00
#define 	SCUART_RES_MR1			0x10
//#define 	SCUART_RES_RX			0x20  //lzg
//#define 	SCUART_RES_TX			0x30  //lzg
#define 	SCUART_RES_ERRFLAG		0x40
#define 	SCUART_RES_BREAK		0x50
#define 	SCUART_START_BREAK		0x60
#define 	SCUART_STOP_BREAK		0x70
#define 	SCUART_START_RTS		0x80
#define 	SCUART_STOP_RTS			0x90
#define 	SCUART_SET_TIMEOUT		0xA0
#define 	SCUART_RES_MR0			0xB0
#define 	SCUART_CLR_TIMEOUT		0xC0
//
#define 	SCUART_ON_PWD			0xE0
#define 	SCUART_OFF_PWD			0xF0

#define 	SCUART_RX_BREAK			0x80
#define 	SCUART_FRAM_ERR			0x40
#define 	SCUART_PARITY_ERR		0x20
#define 	SCUART_OVER_ERR			0x10
#define 	SCUART_TX_EMPTY			0x08
#define 	SCUART_TX_RDY			0x04
#define 	SCUART_RX_FULL			0x02
#define 	SCUART_RX_RDY			0x01

//#define 	SCTX_MAX_FIFO_SIZE      16     //lzg 
//#define		SCTX_HALF_FIFO_SIZE     8  
#define		SCUART_RX_ERR			0xF0

#define		SCUART_RX_INT_BIT		0x02	//isr
#define		SCUART_TX_INT_BIT		0x01		

/******************************************************************************************/


BOOLEAN SC28L91_Init( void );

void SC28L91_SetBaudRate( INT32U baudrate );
BOOLEAN SC28L91_Open( INT32U baudrate, INT8U databit, INT8U checkbit, INT8U stopbit, INT32U timeout );

BOOLEAN SC28L91_Close( void );

BOOLEAN SC28L91_Write( const INT8U *buffer, INT32U len );

INT32S SC28L91_Read( INT8U* buffer, INT32U buffersize, INT32U timeout );

INT32S SC28L91_Read_Ms( INT8U* buffer, INT32U buffersize, INT32U interval, INT32U timeout );

void SC28L91_Exception( void );


void SC28L91_EnableRx( void );
void SC28L91_DisableRx( void );
void SC28L91_EnableTx( void );
void SC28L91_DisableTx( void );
void SC28L91_CommFlush( void );
INT32S SC28L91_CommPending( void );
INT32S SC28L91_CommFull( void );


#endif