ili9325 怎样初始化,因为硬件电路和原子的板子不同所以驱动的初始化程序不知道怎样写?

qi点yi刻 · 发表于 2014-8-15 20:15:42

下满是我写的程序硬件的连接时: B0-DB15

B7-15&

A0-7
DB16,DB17分辨接的PA11和PA12
CS

B0
RS

B1
WR

B2
REST

A8
RD:接的VCC,3.3v

#include "stm32f10x.h"
#include"LCD_driver.h"
#include"chinese.h"
#include"char.h"
#include "delay.h"

void LCD_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
//启动GPIO模块时钟
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB | RCC_APB2Periph_AFIO, ENABLE);
//把调试设置普通IO口
GPIO_PinRemapConfig(GPIO_Remap_SWJ_Disable,ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All; //所有GPIO为同一类型端口
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //输出的最大频率为50HZ
GPIO_Init(GPIOA, &GPIO_InitStructure); //初始化GPIOA端口
GPIO_Init(GPIOB, &GPIO_InitStructure); //初始化GPIOB端口

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3 ; // 选择PB3
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; //开漏输入
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //输出的最大频率为50HZ
GPIO_Init(GPIOB, &GPIO_InitStructure); //初始化GPIOB端口

GPIO_Write(GPIOA,0xffff); //将GPIOA 16个端口全部置为高电平
GPIO_Write(GPIOB,0xffff); //将GPIOB 16个端口全部置为高电平

LCD_RST(1);
delay_ms(5);
LCD_RST(0);
delay_ms(5);
LCD_RST(1);
delay_ms(5);

LCD_CS(0); //打开片选使能

delay_ms(10);

LCD_Write_COM(0x00,0x83);
LCD_Write_DATA(0x00,0x02); //TESTM=1

LCD_Write_COM(0x00,0x85);
LCD_Write_DATA(0x00,0x03); //VDC_SEL=011
LCD_Write_COM(0x00,0x8B);
LCD_Write_DATA(0x00,0x01);
LCD_Write_COM(0x00,0x8C);
LCD_Write_DATA(0x00,0x93);//STBA[7]=1,STBA[5:4]=01,STBA[1:0]=11

LCD_Write_COM(0x00,0x91);
LCD_Write_DATA(0x00,0x01); //DCDC_SYNC=1

LCD_Write_COM(0x00,0x83);
LCD_Write_DATA(0x00,0x00); //TESTM=0
//Gamma Setting

LCD_Write_COM(0x00,0x3E);
LCD_Write_DATA(0x00,0xB0);
LCD_Write_COM(0x00,0x3F);
LCD_Write_DATA(0x00,0x03);
LCD_Write_COM(0x00,0x40);
LCD_Write_DATA(0x00,0x10);
LCD_Write_COM(0x00,0x41);
LCD_Write_DATA(0x00,0x56);
LCD_Write_COM(0x00,0x42);
LCD_Write_DATA(0x00,0x13);
LCD_Write_COM(0x00,0x43);
LCD_Write_DATA(0x00,0x46);
LCD_Write_COM(0x00,0x44);
LCD_Write_DATA(0x00,0x23);
LCD_Write_COM(0x00,0x45);
LCD_Write_DATA(0x00,0x76);
LCD_Write_COM(0x00,0x46);
LCD_Write_DATA(0x00,0x00);
LCD_Write_COM(0x00,0x47);
LCD_Write_DATA(0x00,0x5E);
LCD_Write_COM(0x00,0x48);
LCD_Write_DATA(0x00,0x4F);
LCD_Write_COM(0x00,0x49);
LCD_Write_DATA(0x00,0x40);
//**********Power On sequence************

LCD_Write_COM(0x00,0x17);
LCD_Write_DATA(0x00,0x91);

LCD_Write_COM(0x00,0x2B);
LCD_Write_DATA(0x00,0xF9);
delay_ms(10);

LCD_Write_COM(0x00,0x1B);
LCD_Write_DATA(0x00,0x14);

LCD_Write_COM(0x00,0x1A);
LCD_Write_DATA(0x00,0x11);

LCD_Write_COM(0x00,0x1C);
LCD_Write_DATA(0x00,0x06); //0d

LCD_Write_COM(0x00,0x1F);
LCD_Write_DATA(0x00,0x42);
delay_ms(20);

LCD_Write_COM(0x00,0x19);
LCD_Write_DATA(0x00,0x0A);

LCD_Write_COM(0x00,0x19);
LCD_Write_DATA(0x00,0x1A);
delay_ms(40);


LCD_Write_COM(0x00,0x19);
LCD_Write_DATA(0x00,0x12);
delay_ms(40);

LCD_Write_COM(0x00,0x1E);
LCD_Write_DATA(0x00,0x27);
delay_ms(100);


//**********DISPLAY ON SETTING***********

LCD_Write_COM(0x00,0x24);
LCD_Write_DATA(0x00,0x60);

LCD_Write_COM(0x00,0x3D);
LCD_Write_DATA(0x00,0x40);

LCD_Write_COM(0x00,0x34);
LCD_Write_DATA(0x00,0x38);

LCD_Write_COM(0x00,0x35);
LCD_Write_DATA(0x00,0x38);

LCD_Write_COM(0x00,0x24);
LCD_Write_DATA(0x00,0x38);
delay_ms(40);

LCD_Write_COM(0x00,0x24);
LCD_Write_DATA(0x00,0x3C);

LCD_Write_COM(0x00,0x16);
LCD_Write_DATA(0x00,0x1C);

LCD_Write_COM(0x00,0x01);
LCD_Write_DATA(0x00,0x06);

LCD_Write_COM(0x00,0x55);
LCD_Write_DATA(0x00,0x00);

LCD_Write_COM(0x00,0x02);
LCD_Write_DATA(0x00,0x00);
LCD_Write_COM(0x00,0x03);
LCD_Write_DATA(0x00,0x00);
LCD_Write_COM(0x00,0x04);
LCD_Write_DATA(0x00,0x00);
LCD_Write_COM(0x00,0x05);
LCD_Write_DATA(0x00,0xef);

LCD_Write_COM(0x00,0x06);
LCD_Write_DATA(0x00,0x00);
LCD_Write_COM(0x00,0x07);
LCD_Write_DATA(0x00,0x00);
LCD_Write_COM(0x00,0x08);
LCD_Write_DATA(0x00,0x01);
LCD_Write_COM(0x00,0x09);
LCD_Write_DATA(0x00,0x8f);

LCD_Write_COM(0x00,0x22);

LCD_CS(1);
}

void LCD_Writ_Bus(char VH,char VL) //并行数据写入函数
{
GPIOA->BSRR = VH & 0x00ff; //高位P1口
GPIOA->BRR = (~VH) & 0x00ff;
GPIOB->BSRR = (VL<<8) & 0xff00; //低位P0口
GPIOB->BRR = (~(VL)<<8) & 0xff00;
LCD_WR(0);
LCD_WR(1);
}

void LCD_Write_COM(char VH,char VL) //发送命令
{
LCD_RS(0);
LCD_Writ_Bus(VH,VL);
}

void LCD_Write_DATA(char VH,char VL) //发送数据
{
LCD_RS(1);
LCD_Writ_Bus(VH,VL);
}

void LCD_Write_COLOR(char V1,char V2,char V3) //发送数据
{
LCD_RS(1);
LCD_DB17((V1 >> 5) & 0x01);
LCD_DB16((V1 >> 4) & 0X01);
LCD_Writ_Bus(((V2 >> 2) & 0x0f)+((V1 << 4)& 0xf0),((V2 << 6)& 0xc0) + (V3 & 0x3f)); //rgb 666 转 288

}

void Pant(char V1,char V2,char V3)
{
int i,j;
LCD_CS(0); //打开片选使能
Address_set(0,0,239,399);
for(i=0;i<400;i++)
{
for (j=0;j<240;j++)
{
LCD_Write_COLOR(V1,V2,V3);
}

}
LCD_CS(1); //关闭片选使能
}

void Address_set(unsigned int x1,unsigned int y1,unsigned int x2,unsigned int y2)
{

LCD_Write_COM(0x00,0x02);LCD_Write_DATA(x1,x1>>8); //开始X
LCD_Write_COM(0x00,0x03);LCD_Write_DATA(x1>>8,x1);

LCD_Write_COM(0x00,0x06);LCD_Write_DATA(y1,y1>>8); //开始Y
LCD_Write_COM(0x00,0x07);LCD_Write_DATA(y1>>8,y1);

LCD_Write_COM(0x00,0x04);LCD_Write_DATA(x2,x2>>8); //结束X
LCD_Write_COM(0x00,0x05);LCD_Write_DATA(x2>>8,x2);

LCD_Write_COM(0x00,0x08);LCD_Write_DATA(y2,y2>>8); //结束Y
LCD_Write_COM(0x00,0x09);LCD_Write_DATA(y2>>8,y2);

LCD_Write_COM(0x00,0x22);
}

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

写汉字子函数

**********************************************************/
void ChineseChar(uint x,uint y,int size,uint For_color,uint Bk_color ,char c)
{
int e=0,i,j;
int ed;

unsigned int ncols;
unsigned int nrows;
unsigned int nbytes;

unsigned char *pfont;
unsigned char *pchar;
unsigned char *fonttable[]={(unsigned char *)hz12,(unsigned char *)hz16,(unsigned char *)hz24};

pfont=(unsigned char *)fonttable[size];

if(size==0)
{
ncols =12-1;
nrows =12-1;
nbytes =24; //(12*12)/72
}
else
if(size==1)
{
ncols =16-1;
nrows =16-1;
nbytes =32; //(16*16)/72
}
else
if(size==2)
{
ncols =24-1;
nrows =24-1;
nbytes =72; //(24*24)/72
}

pchar=pfont + (nbytes*(c-1));

Address_set(x, y, x+nrows, y+ncols);

for(i=0;i<nbytes;i++)
{
ed=*pchar++;
if(size==0)
{
if(i%2==0)
e=8;
else
e=4;
}
else
e=8;

for(j=0;j<e;j++)
if((ed>>j)&0x01)
{
LCD_Write_DATA(For_color>>8,For_color ); //textcolor
}
else
{
LCD_Write_DATA(Bk_color>>8,Bk_color); //backcolor
}
}
}

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

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

字符显示子函数

**********************************************************/
void LCD_ShowChar(uint x,uint y,uint For_color,uint Bk_color, char ch)
{
unsigned char temp;
unsigned char pos,t;
unsigned char CHAR_W,CHAR_H;

CHAR_W = 8; //8*16
CHAR_H = 16;

if(x>(LCD_SIZE_X-CHAR_W)||y>(LCD_SIZE_Y-CHAR_H))
return;

Address_set(x, y, x+CHAR_W-1, y+CHAR_H-1);
ch = ch-32; //按照ASCII编码顺序的到相应字母的编码

for(pos=0;pos<CHAR_H;pos++)
{
temp= Font8x16[ch][pos];

for(t=0;t<CHAR_W;t++)
{
if(temp&0x80)
LCD_Write_DATA(For_color>>8 , For_color ); //textcolor
else
LCD_Write_DATA(Bk_color>>8 , Bk_color ); //backcolor
temp<<=1;
}

}
}

/**********************************************************
显示字符串子函数

x,y:起点坐标
*p:字符串起始地址

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

void LCD_ShowString(uint x,uint y,uint For_color,uint Bk_color,char *p)
{
while(*p!='\0')
{
LCD_ShowChar(x,y,For_color,Bk_color,*p);
// x+=8;
x+=8;
p++;
} }

*******************************************************
LCD_driver
*******************************************************
#define LCD_RST_PIN GPIO_Pin_8 //RST 对应单片机引脚定义 P3^2 / 对应STM32的 PA8

#define LCD_WR_PIN GPIO_Pin_2 //WR 对应单片机引脚定义 P2^5 / 对应STM32的 PB2
#define LCD_RS_PIN GPIO_Pin_1 //RD 对应单片机引脚定义 P2^6 / 对应STM32的 PB1
#define LCD_CS_PIN GPIO_Pin_0 //CS 对应单片机引脚定义 P2^7 / 对应STM32的 PB0

#define LCD_DB17_PIN GPIO_Pin_12 //DB17 对应单片机引脚定义 P3^4 / 对应STM32的 PA12
#define LCD_DB16_PIN GPIO_Pin_11 //DB16 对应单片机引脚定义 P3^3 / 对应STM32的 PA11

#define LCD_RST(x) x ? GPIO_SetBits(GPIOA, LCD_RST_PIN): GPIO_ResetBits(GPIOA, LCD_RST_PIN) //自己定义位操作函数

#define LCD_WR(x) x ? GPIO_SetBits(GPIOB, LCD_WR_PIN) : GPIO_ResetBits(GPIOB, LCD_WR_PIN)//三目运算,需经过判断
#define LCD_RS(x) x ? GPIO_SetBits(GPIOB, LCD_RS_PIN) : GPIO_ResetBits(GPIOB, LCD_RS_PIN)
#define LCD_CS(x) x ? GPIO_SetBits(GPIOB, LCD_CS_PIN) : GPIO_ResetBits(GPIOB, LCD_CS_PIN)

#define LCD_DB17(x) x ? GPIO_SetBits(GPIOA, LCD_DB17_PIN) : GPIO_ResetBits(GPIOA, LCD_DB17_PIN)
#define LCD_DB16(x) x ? GPIO_SetBits(GPIOA, LCD_DB16_PIN) : GPIO_ResetBits(GPIOA, LCD_DB16_PIN)
#define LCD_SIZE_X 240
#define LCD_SIZE_Y 400 //设置分辨率

//颜色设置
#define WHITE 0xFFFF
#define BLACK 0x0000
#define BLUE 0x001F
#define BRED 0XF81F
#define GRED 0XFFE0
#define GBLUE 0X07FF
#define RED 0xF800
#define MAGENTA 0xF81F
#define GREEN 0x07E0
#define CYAN 0x7FFF
#define YELLOW 0xFFE0
#define BROWN 0XBC40 //棕色
#define BRRED 0XFC07 //棕红色
#define GRAY 0X8430 //灰色

//GUI颜色

#define DARKBLUE 0X01CF //深蓝色
#define LIGHTBLUE 0X7D7C //浅蓝色
#define GRAYBLUE 0X5458 //灰蓝色
//以上三色为PANEL的颜色

#define LIGHTGREEN 0X841F //浅绿色
#define LGRAY 0XC618 //浅灰色(PANNEL),窗体背景色

#define LGRAYBLUE 0XA651 //浅灰蓝色(中间层颜色)
#define LBBLUE 0X2B12 //浅棕蓝色(选择条目的反色)

void LCD_Init(void);
void LCD_ShowString(uint x,uint y,uint For_color,uint Bk_color,char *p);
void LCD_ShowChar(uint x,uint y,uint For_color,uint Bk_color, char ch);
void ChineseChar(uint x,uint y,int size,uint For_color,uint Bk_color ,char c);
void delayms(int count) ;
void LCD_Write_DATA18(char x,char y ,char VH,char VL);
void LCD_Writ_Bus(char VH,char VL);
void LCD_Writ_Bus(char VH,char VL);
void LCD_Write_COM(char VH,char VL);
void LCD_Write_DATA(char VH,char VL);
void LCD_Write_COLOR(char V1,char V2,char V3);
void Pant(char V1,char V2,char V3);
void Address_set(unsigned int x1,unsigned int y1,unsigned int x2,unsigned int y2);
void display_pic(void);

****************************************************************************
main函数表
****************************************************************************
/*********************************************************************
* *
* STM32- 3.2寸TFT液晶屏字符和汉字显示程序 *
* （普中科技） *

***********************************************************************/
#include "led.h"
#include "delay.h"
#include "sys.h"
#include "usart.h"
#include "LCD_driver.h"
#include "math.h"

/******************************** 变量定义 ---------------------------------------------------------*/

int main(void)
{

LCD_Init();
LED_Init();
delay_init();

Pant(0x00,0x3f,0x00); //绿色
//

ant18(0,0,0x0f,0xc0);
LCD_CS(0); //打开片选使能
ChineseChar(14+46,10,2,BLACK,WHITE,1); //普
ChineseChar(46+46,10,2,BLACK,WHITE,2); //中
ChineseChar(78+46,10,2,BLACK,WHITE,3); //科
ChineseChar(110+46,10,2,BLACK,WHITE,4); //技

LCD_CS(1); //关闭片选使能

while(1);

}

这是我的部分程序,其它部分用的是原子的,现在不知道程序哪里有问题,找了一天了,求大神帮忙,我的液晶屏是240*400的,26万色