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这两天一直在调试1602的驱动问题，今天下午搞了一个小时，也没有调出来。先把代码给大家分享下，也希望大家帮我分析下原因。

#include "stm32f10x_lib.h"
#include "platform_config.h"
#include "1602.h"
#define LCD_RS_1 GPIOC->BSRR=GPIO_Pin_10 //PC.10--(LCD)RS
#define LCD_RS_0 GPIOC->BRR =GPIO_Pin_10
#define LCD_RW_1 GPIOC->BSRR=GPIO_Pin_11 //PC.11--(LCD)RW
#define LCD_RW_0 GPIOC->BRR =GPIO_Pin_11
#define LCD_EN_1 GPIOC->BSRR=GPIO_Pin_12 //PC.12--(LCD)E
#define LCD_EN_0 GPIOC->BRR =GPIO_Pin_12
#define DATAOUT  GPIOD->ODR             //PD[0..7]--(LCD)D0~D7
#define uchar unsigned char
#define uint unsigned int
char dis1[] = {"    CHINESE     "};
char dis2[] = {"    NEW YEAR    "};

//时钟配置函数 8MHz*9=72MHz
void RCC_Configuration()
{   
   RCC_DeInit();
   RCC_HSEConfig(RCC_HSE_ON);//使能HSE
   if(RCC_WaitForHSEStartUp()==SUCCESS)
    {   
   RCC_HCLKConfig(RCC_SYSCLK_Div1); //HCLK=SYSCLK
   RCC_PCLK2Config(RCC_HCLK_Div1); 
   RCC_PCLK1Config(RCC_HCLK_Div2); 
   RCC_PLLConfig(RCC_PLLSource_HSE_Div1,RCC_PLLMul_9); 
   RCC_PLLCmd(ENABLE); 
   while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY)==RESET);
   RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
   while(RCC_GetSYSCLKSource()!=0x08);
  }
 RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOC | RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE,ENABLE);
 RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1,ENABLE);
 }
//GPIO配置函数
void GPIO_Configuration(void)
  { 
GPIO_InitTypeDef GPIO_InitStructure;

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;         //PD口OD输出
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;       
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_OD;
GPIO_Init(GPIOD, &GPIO_InitStructure);    
 
GPIO_InitStructure.GPIO_Pin = (GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12);//PC.10~12 OD输出
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_OD;  
GPIO_Init(GPIOC, &GPIO_InitStructure);
}

/////////////////////////////////////////////
//
///*******************************************************************/
///*                                                                                                                                  */
///* 延时子程序                                                                                                                  */
///*                                                                                                                                  */
///*******************************************************************/
//
void delay(int ms)
{                           
  int i,j;
 while(ms--)
   {
    for(i = 0; i< 250; i++)
    {
      for(j = 0; j< 4; j++);
     }
   }
}
void delays(void)
{                           
   int j;
   for(j = 0; j< 4; j++);
    
}
/*******************************************************************/
/*                                                                                                                                  */
/*检查LCD忙状态                                                                                                             */
/*lcd_busy为1时，忙，等待。lcd-busy为0时,闲，可写指令与数据。                                      */
/*                                                                                                                                  */
/*******************************************************************/
u8 lcd_busy()
{                          
   u8 result;
   LCD_RS_0;
   LCD_RW_1;
   LCD_EN_1;
    delays();
    result = (u8)(DATAOUT&0x80);
   LCD_EN_0;
    return result;
}
/*******************************************************************/
/*                                                                                                                                  */
/*写指令数据到LCD                                                                                                          */
/*RS=L，RW=L，E=高脉冲，D0-D7=指令码。                                                                   */
/*                                                                                                                                   */
/*******************************************************************/

void lcd_wcmd(uchar cmd)
{                          
  while(lcd_busy()==0x80);
   LCD_RS_0;
  LCD_RW_0;
   LCD_EN_0;
     delays();
  DATAOUT = cmd;
   delays();
  LCD_EN_1;
     delays();
  LCD_EN_0; 
}
/*******************************************************************/
/*                                                                                                                                  */
/*写显示数据到LCD                                                                                                          */
/*RS=H，RW=L，E=高脉冲，D0-D7=数据。                                                                     */
/*                                                                                                                                  */
/*******************************************************************/
void lcd_wdat(uchar dat)
{                          
  while(lcd_busy()==0x80);
   LCD_RS_1;
  LCD_RW_0;
   LCD_EN_0;
 DATAOUT = dat;
  delays();
   LCD_EN_1;
   delays();
 LCD_EN_0;
}
/*******************************************************************/
/*                                                                                                                                  */
/*  设定显示位置                                                                                                              */
/*                                                                                                                                  */
/*******************************************************************/
void lcd_pos(uchar pos)
{                          
   lcd_wcmd(pos|0x80);      //数据指针=80+地址变量
}
/*******************************************************************/
/*                                                                                                                                  */
/*  LCD初始化设定                                                                                                           */
/*                                                                                                                                  */
/*******************************************************************/
void lcd_init()
{ 
  delay(15);                     //等待LCD电源稳定        
    lcd_wcmd(0x38);          //16*2显示，5*7点阵，8位数据
 delay(5);
  lcd_wcmd(0x38);         
  delay(5);
   lcd_wcmd(0x38);         
delay(5);
  lcd_wcmd(0x0c);          //显示开，关光标
  delay(5);
  lcd_wcmd(0x06);          //移动光标
  delay(5);
   lcd_wcmd(0x01);          //清除LCD的显示内容
 delay(5);
}
/*******************************************************************/
/*                                                                                                                                  */
/*  清屏子程序                                                                                                                 */
/*                                                                                                                                  */
/*******************************************************************/

void lcd_clr()
{
   lcd_wcmd(0x01);          //清除LCD的显示内容
   delay(5);
}
/*******************************************************************/
/*                                                                                                                                  */
/*  闪动子程序                                                                                                                 */
/*                                                                                                                                  */
/*******************************************************************/
void flash()
{
  delay(600);                     //控制停留时间
    lcd_wcmd(0x08);            //关闭显示
    delay(200);                    //延时
   lcd_wcmd(0x0c);            //开显示
   delay(200);
    lcd_wcmd(0x08);            //关闭显示
   delay(200);                     //延时
    lcd_wcmd(0x0c);            //开显示
   delay(200);
}

int main()
{   
uchar i,j;
char str[]={"happy!"};
RCC_Configuration();
GPIO_Configuration();
   delay(10);
   lcd_init();                          //初始化LCD
    
   while(1)              
  { 
    lcd_clr();
    lcd_pos(0x10);               //设置显示位置为第一行第17列
    i = 0;
  while(dis1[i] != '\0')
  {                                      //显示字符"    CHINESE     "
      lcd_wdat(dis1[i]);
    i++;
  }
   lcd_pos(0x50);              //设置显示位置为第二行第17列
    i = 0;
   while(dis2[i] != '\0')
  {
     lcd_wdat(dis2[i]);         //显示字符"    NEW YEAR    "
    i++;
   }
  for(j=0;j<29;j++)               //向左移动29格
     {
     lcd_wcmd(0x18) ;            //字符同时左移一格
      delay(100) ;                    //控制移动时间
    }  
    
   for(j=0;j<13;j++)         //向右移动13格
   {
     lcd_wcmd(0x1C) ;          //字符同时左移一格
   delay(100) ;                   //控制移动时间
   }  
   flash() ;                            //闪动二次
   
   }
}

啊，应该是的，这个我还得分析下，这两天时间紧，没有像前段时间一样，搞得时候一口劲就拿下了。