武汉理工大学智能仪器课设 - 智能化的数据采集和电压监控系统 -(9)

武汉理工大学智能仪器课程设计

LCD_Write_COM(0x00,0x36); LCD_Write_DATA1(0x48); //

LCD_Write_COM(0x00,0x3A); LCD_Write_DATA1(0x55); //

HSA = 000000000

HEA = 011101111(239)

delayms(200); }

void delayms(int count) // /* X1ms */ {

int i,j;

for(i=0;i

void LCD_Writ_Bus(uint VH , uint VL) //并行数据写入函数 { //

//LCD_DataPortH=VH; //高位P1口 //屏蔽高8位

将数据送到PA0-PA7

LCD_Write_COM(0x00,0x29); LCD_Write_COM(0x00,0x2C); LCD_cs=1; //关闭片选使能

GPIOD->BSRR = VH & 0x00ff;

// GPIOD->BRR = (~VH) & 0x00ff; GPIO_SetBits(GPIOD, VH & 0x00ff); GPIO_ResetBits(GPIOD, (~ VH & 0x00ff));

//低位P0口

//LCD_DataPortL=VL; //

//屏蔽低8位

将数据送到PB8-PB15

GPIOB->BSRR = (VL)<<8 & 0xff00;

// GPIOB->BRR = ((~VL)<<8) & 0xff00;

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武汉理工大学智能仪器课程设计

GPIO_SetBits(GPIOB, (VL)<<8 & 0xff00);

GPIO_ResetBits(GPIOB, ((~VL)<<8) & 0xff00); }

void LCD_Write_DATA1(char VL) //发送数据 {

LCD_rs=1;

GPIOB->BSRR = (VL)<<8 & 0xff00;

LCD_wr=0; LCD_wr=1;

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); LCD_wr=0;

LCD_wr=1; }

void LCD_Write_DATA(char VH,char VL) //发送数据 {

LCD_rs=1;

LCD_Writ_Bus(VH,VL); //LCD_wr(0);

//LCD_wr(1); }

void Pant(char VH,char VL) {

int i,j;

LCD_cs=0; //打开片选使能 Address_set(0,0,239,319);

for(i=0;i<320;i++)

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武汉理工大学智能仪器课程设计

{

for (j=0;j<240;j++)

{

LCD_Write_DATA(VH,VL); }

}

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(0x00,0x2A);

LCD_Write_COM(0x00,0x2B);

LCD_Write_COM(0x00,0x29); }

void LCD_setxy(unsigned char x,unsigned int y) { }

void GUI_Point(uchar x, uint y, uint For_color) {

LCD_setxy(x,y);

LCD_Write_DATA(For_color>>8 , For_color ); Address_set(x,y,x,y);

LCD_Write_COM(0x00,0x2C); //开启显示

LCD_Write_DATA1(y2>>8); //设置Y坐标位置 LCD_Write_DATA1(y2); //设置Y坐标位置 LCD_Write_DATA1(y1>>8); //设置Y坐标位置 LCD_Write_DATA1(y1); //设置Y坐标位置 LCD_Write_DATA1(x2>>8);

//设置X坐标位置

LCD_Write_DATA1(x1>>8);

//设置X坐标位置

LCD_Write_DATA1(x1); //设置X坐标位置

LCD_Write_DATA1(x2); //设置X坐标位置

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武汉理工大学智能仪器课程设计

}

void GUI_line(uint x1,uint y1,uint x2,uint y2,uint For_color) {

uint t;

int xerr=0,yerr=0,delta_x,delta_y,distance; int incx,incy; uint row,col;

delta_x = x2-x1;//计算坐标增量 delta_y = y2-y1; col=x1; row=y1;

if(delta_x>0) incx=1;//设置单步方向 else {

if(delta_x==0) incx=0;//垂直线 else {incx=-1;delta_x=-delta_x;} }

if(delta_y>0)incy=1; else {

if(delta_y==0) incy=0;//水平线 else {incy=-1;delta_y=-delta_y;} }

if(delta_x>delta_y) distance=delta_x;//选取基本增量坐标轴 else distance=delta_y;

for(t=0;t<=distance+1;t++)

{ //画线输出 GUI_Point(col, row, For_color);

xerr+=delta_x; yerr+=delta_y;

if(xerr>distance)

{

xerr-=distance; col+=incx; }

if(yerr>distance) { …… 此处隐藏：546字，全部文档内容请下载后查看。喜欢就下载吧 ……