uart2410.h

来自「HaiBIOS 是为我的S3C2410开发板写的一个启动程序。 C盘是RAMD」· C头文件 代码 · 共 60 行

/*
;---------------------------------------------------------------------------------
; Copyright (c) Haisoft 2007-9-1
; Author:				Kingsea
; Email:				[e-mail]
;-------------------------------------------------------------
; Project:				HaiBios
; File:					uart2410.h
; Description:	arm boot to the second stage
;-------------------------------------------------------------
; Reversion Histroy:
;-------------------------------------------------------------
; Version		date		operations				by who
; 1.0.0		2007-09-01		Create					Kingsea
;
;---------------------------------------------------------------------------------
*/

#ifndef __UART2410_H__
#define __UART2410_H__

#define UART_NO0		0
#define UART_NO1		1
#define UART_NO2		2

#define UART_PARITY_NON		0x0
#define UART_PARITY_ODD		0x4
#define UART_PARITY_EVEN		0x5

#define UART_ONESTOPBIT		0x0
#define UART_TWOSTOPBIT		0x1

#define UART_DATALENG5			0x0
#define UART_DATALENG6			0x1
#define UART_DATALENG7			0x2
#define UART_DATALENG8			0x3


S_VOID hai_InitUART(S_VOID);
S_BYTE hai_SelectUART(S_BYTE UartNo);

//
//S_BYTE hai_SetUART(S_BYTE UartNo, S_BYTE Parity, S_BYTE StopBit, S_BYTE DataLen);
//
//Param1: UartNo: UART_NO0, UART_NO1 or UART_NO2;
//Param2: Parity: UART_PARITY_NON, UART_PARITY_ODD or UART_PARITY_EVEN;
//Param3: StopBit: UART_ONESTOPBIT or UART_TWOSTOPBIT;
//Param3: DataLen: UART_DATALENG5-UART_DATALENG8
//Param4: baud: 115200 or others;
//return: the old UartNo;
//
S_BYTE hai_SetUART(S_BYTE UartNo, S_BYTE Parity, S_BYTE StopBit, S_BYTE DataLen, S_DWORD baud);

S_BYTE hai_UartGetChar(void);
S_VOID hai_UartPutChar(S_BYTE data);

#endif //__UART2410_H__