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UART 的代码
uart.h
/*
* $Id: uart.h,v 1.1.1.1 2005/03/18 15:03:20 klingler Exp $
*
* StrongARM SA-1110 UART Registers (Serial Port 1, 2 and 3)
* Copyright (C) 2002 ETC s.r.o.
* All rights reserved.
*
* Redistribu
uart.c
/****************************************Copyright (c)**************************************************
** Guangzou ZLG-MCU Development Co.,LTD.
**
uart.h
/****************************************Copyright (c)**************************************************
** Guangzou ZLG-MCU Development Co.,LTD.
**
uart.c
/*
* file:
* uart.c
* description:
* uart controller code.
*/
void uart_ctrl_init(unsigned long pclk, int baudrate)
{
int i;
/* enable uart rx0/tx0 */
rPCONE &= ~
uart.c
/*
* file:
* uart.c
* description:
* uart controller code.
*/
void uart_ctrl_init(unsigned long pclk, int baudrate)
{
int i;
/* enable uart rx0/tx0 */
rGPHCON &=
uart.h
#ifndef _UART_H_
#define _UART_H_
#define RET_TYPE 0x60 //返回类型
#define RET_OK 0x00 //命令执行成功
#define RET_INVALID 0x01
uart.h
#ifndef _UART_H_
#define _UART_H_
#define RET_TYPE 0x60 //返回类型
#define RET_OK 0x00 //命令执行成功
#define RET_INVALID 0x01
uart.h
/****************************************Copyright (c)***************************************************
** Guangzou ZLG-MCU Development Co.,LTD.
**
uart.c
/****************************************Copyright (c)***************************************************
** Guangzou ZLG-MCU Development Co.,LTD.
**
uart.h
#ifndef _UART_H
#define _UART_H
#define RBR 0*4
#define THR 0*4
#define IER 1*4
#define IIR 2*4
#define FCR 2*4
#define LCR 3*4