缥缈九哥 发表于 2013-1-22 12:29 
软件要换新的库去处理。新唐升级IC有点随意，增加了功能也把一些认为是不好的设计也修改了。造成不兼容似的 ...
您好！当前我发现P00~P03在DATASHEET上是无法配置成RX,TX的，但是在sys.h中有下面的内容
/**************************************************************************//**
* @file SYS.h
* @version V2.1
* $Revision: 11 $
* $Date: 12/08/10 3:12p $
* @brief M051 Series Global Control and Clock Control Driver Header File
*
* @note
* Copyright (C) 2011 Nuvoton Technology Corp. All rights reserved.
*
******************************************************************************/
#ifndef __SYS_H__
#define __SYS_H__
#include "M051Series.h"
#define SYS_MFP_P00_GPIO 0x00000000UL /*!< P0_MFP pin 0 setting for GPIO */
#define SYS_MFP_P00_AD0 0x00000001UL /*!< P0_MFP pin 0 setting for AD0 */
#define SYS_MFP_P00_CTS1 0x00000100UL /*!< P0_MFP pin 0 setting for CTS1 */
#define SYS_MFP_P00_TXD1 0x00000101UL /*!< P0_MFP pin 0 setting for TXD1 */
#define SYS_MFP_P00_Msk 0x01000101UL /*!< P0_MFP pin 0 mask */
#define SYS_MFP_P01_GPIO 0x00000000UL /*!< P0_MFP pin 1 setting for GPIO */
#define SYS_MFP_P01_AD1 0x00000002UL /*!< P0_MFP pin 1 setting for AD1 */
#define SYS_MFP_P01_RTS1 0x00000200UL /*!< P0_MFP pin 1 setting for RTS1 */
#define SYS_MFP_P01_RXD1 0x00000202UL /*!< P0_MFP pin 1 setting for RXD1 */
#define SYS_MFP_P01_Msk 0x02000202UL /*!< P0_MFP pin 1 mask */
#define SYS_MFP_P02_GPIO 0x00000000UL /*!< P0_MFP pin 2 setting for GPIO */
#define SYS_MFP_P02_AD2 0x00000004UL /*!< P0_MFP pin 2 setting for AD2 */
#define SYS_MFP_P02_CTS0 0x00000400UL /*!< P0_MFP pin 2 setting for CTS0 */
#define SYS_MFP_P02_TXD0 0x00000404UL /*!< P0_MFP pin 2 setting for TXD0 */
#define SYS_MFP_P02_Msk 0x00000404UL /*!< P0_MFP pin 2 mask */
#define SYS_MFP_P03_GPIO 0x00000000UL /*!< P0_MFP pin 3 setting for GPIO */
#define SYS_MFP_P03_AD3 0x00000008UL /*!< P0_MFP pin 3 setting for AD3 */
#define SYS_MFP_P03_RTS0 0x00000800UL /*!< P0_MFP pin 3 setting for RTS0 */
#define SYS_MFP_P03_RXD0 0x00000808UL /*!< P0_MFP pin 3 setting for RXD0 */
#define SYS_MFP_P03_Msk 0x00000808UL /*!< P0_MFP pin 3 mask */
请问能配置p00~p03为UART吗？
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