基于STM32车牌识别程序带管理计费 -

#include "stm32f10x.h"
#include "stm32f10x_it.h"
#include "led.h"
#include "key.h"
#include "usart.h"
#include "delay.h"
#include "lcd.h"
#include "ov7670.h"
#include "string.h"
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
u8 cur_status;
u8 LED_flag;
u32 a;
u32 b;
u16 AA,BB;
u16 color;
u16 color_save;//保存一个像素的值
u8 R,G,B;//颜色分量
u8 TableChangePoint_240[240];//跳变点240个
u8 Max_ChangePoint_240,Min_ChangePoint_240,Max_bChangePoint,Min_bChangePoint;//跳变点纵轴始、末坐标,跳变点横轴始、末坐标
u8 a_Continue,b_Continue;//记录纵、横轴突变点的连续性
u8 flag_aMax;//末值更新标志
u8 Max_aChangePoint_reset,Min_aChangePoint_reset;//修正后的上下限
u16 Length_card,Width_card;//车牌的长和宽
u8 Max_aChangePoint_reset_1,Min_aChangePoint_reset_1;//保存上次的数据
u8 flag_MaxMinCompare;//Max_aChangePoint_reset_1和Max_aChangePoint_reset的标志
u8 TableChangePoint_320[320];//纵向跳变点320个
float V,S,H;//定义HSV值
u16 Min_blue;
u16 Max_blue;//定义车牌蓝色区域的横向最大值和最小值
u16 k1,kk1,k2,kk2,k3,kk3,k4,kk4,k5,kk5,k6,kk6,k7,kk7,k8,kk8;//八个字符边界
extern u8 Table[6300];//所有字符集（10+26）*150 = 5400 字节
extern u8 talble_0[150];//字符3,测试用
extern u8 table_yu[32];//渝字
extern u8 table_min[32];//闽字
extern u8 table_lu[32];//鲁字
extern u8 table_zhe[32];//浙字
extern u8 table_shan[32];//陕字
extern u8 table_cuan[32];//川字
u8 R_a,G_a,B_a;//阈值
u8 table_picture[150];//定义保存图片的数组
u8 table_char[36]={0,1,2,3,4,5,6,7,8,9,'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z',};
u8 table_card[5][8]={ //保存5个车牌的二维数组
{0,0,0,0,0,0,0,0}, //最后一位保存时间
{0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0},
};
u8 tim3_num;//TIM3分钟计时
u8 table_cardMeasure[7];//测量的车牌结果
void Show_Card(u8 i);//显示第几组车牌
void Show_Title();//显示标题
void MYRCC_DeInit(void)//复位并配置向量表
{
NVIC_InitTypeDef NVIC_InitStructure;
RCC->APB1RSTR = 0x00000000;//复位结束
RCC->APB2RSTR = 0x00000000;
RCC->AHBENR = 0x00000014; //睡眠模式闪存和SRAM时钟使能.其他关闭.
RCC->APB2ENR = 0x00000000; //外设时钟关闭.
RCC->APB1ENR = 0x00000000;
RCC->CR |= 0x00000001; //使能内部高速时钟HSION
RCC->CFGR &= 0xF8FF0000; //复位SW[1:0],HPRE[3:0],PPRE1[2:0],PPRE2[2:0],ADCPRE[1:0],MCO[2:0]
RCC->CR &= 0xFEF6FFFF; //复位HSEON,CSSON,PLLON
RCC->CR &= 0xFFFBFFFF; //复位HSEBYP
RCC->CFGR &= 0xFF80FFFF; //复位PLLSRC, PLLXTPRE, PLLMUL[3:0] and USBPRE
RCC->CIR = 0x00000000; //关闭所有中断
/* Enable the TIM3 global Interrupt */
NVIC_InitStructure.NVIC_IRQChannel = TIM3_IRQn; //TIM3中断
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; //先占优先级0级
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3; //从优先级3级
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQ通道被使能
NVIC_Init(&NVIC_InitStructure); //根据NVIC_InitStruct中指定的参数初始化外设NVIC寄存器
}
void Stm32_Clock_Init(u8 PLL)//系统时钟初始化函数 pll:选择的倍频数，从2开始，最大值为16
{
unsigned char temp=0;
MYRCC_DeInit(); //复位并配置向量表
RCC->CR|=0x00010000; //外部高速时钟使能HSEON
while(!(RCC->CR>>17));//等待外部时钟就绪
RCC->CFGR=0X00000400; //APB1=DIV2;APB2=DIV1;AHB=DIV1;
PLL-=2;//抵消2个单位
RCC->CFGR|=PLL<<18; //设置PLL值 2~16
RCC->CFGR|=1<<16; //PLLSRC ON
FLASH->ACR|=0x32; //FLASH 2个延时周期
RCC->CR|=0x01000000; //PLLON
while(!(RCC->CR>>25));//等待PLL锁定
RCC->CFGR|=0x00000002;//PLL作为系统时钟
while(temp!=0x02) //等待PLL作为系统时钟设置成功
{
temp=RCC->CFGR>>2;
temp&=0x03;
}
}
void LED()//LED指示灯-提示
{
GPIO_WriteBit(LED1_GPIO_PORT, LED1_GPIO_PIN,LED_flag>>7);
LED_flag=~LED_flag;
}
void Data_LCD_Display()//常规显示
{
LCD_SetWindows(0,0,320,240);//设置显示窗口
GPIO_WriteBit(LCD_RS_PORT, LCD_RS_PIN,1);//标志：数据写入
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 0);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 1);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==0);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 0);
FIFO_Reset_Read_Addr();
// LED();
for (a=0;a<240;a++)
{
for(b=0;b<320;b++)
{
GPIOC->BRR =1<<4;
AA=GPIOA->IDR;
GPIOC->BSRR =1<<4;
GPIOC->BRR =1<<4;
BB=GPIOA->IDR&0x00ff;
GPIOC->BSRR =1<<4;
color=(AA<<8)|BB;
LCD_DATA_PORT->ODR = color;
GPIOC->BRR =1<<11;
GPIOC->BSRR =1<<11;
}
}
}
void RGB_HSV(u16 num)//RGB565转HSV
{
float max,min;
u8 r,g,b;
r=(num>>11)*255/31;g=((num>>5)&0x3f)*255/63;b=(num&0x1f)*255/31;
max=r;min=r;
if(g>=max)max=g;
if(b>=max)max=b;
if(g<=min)min=g;
if(b<=min)min=b;
V=100*max/255;//转换为百分比
S=100*(max-min)/max;//扩大100倍显示
if(max==r) H=(g-b)/(max-min)*60;
if(max==g) H=120+(b-r)/(max-min)*60;
if(max==b) H=240+(r-g)/(max-min)*60;
if(H<0) H=H+360;
}
void Data_LCD_ColorDisplay()//单色像素显示、测量
{
LCD_SetWindows(0,0,320,240);//设置显示窗口
GPIO_WriteBit(LCD_RS_PORT, LCD_RS_PIN,1);//标志：数据写入
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 0);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 1);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==0);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 0);
FIFO_Reset_Read_Addr();
// LED();
for (a=0;a<240;a++)
{
for(b=0;b<320;b++)
{
GPIOC->BRR =1<<4;
AA=GPIOA->IDR;
GPIOC->BSRR =1<<4;
GPIOC->BRR =1<<4;
BB=GPIOA->IDR&0x00ff;
GPIOC->BSRR =1<<4;
color=(AA<<8)|BB;
// if(a==100&&b==100)
// {
// R=color>>11;
// G=(color>>5)&0x3f;
// B=color&0x1f;
//
// color_save=color;
// }
// //像素点测试，位置指示
// if(a==99&&b==100)
// {
// color=0xf800;
// }
// if(a==101&&b==100)
// {
// color=0xf800;
// }
// if(a==100&&b==99)
// {
// color=0xf800;
// }
// if(a==100&&b==101)
// {
// color=0xf800;
// }
if(a==100&&b==250)
{
R=color>>11;
G=(color>>5)&0x3f;
B=color&0x1f;
color_save=color;
}
//像素点测试，位置指示
if(a==100&&b==249)
{
color=0xf800;
}
if(a==100&&b==251)
{
color=0xf800;
}
if(a==99&&b==250)
{
color=0xf800;
}
if(a==101&&b==250)
{
color=0xf800;
}
LCD_DATA_PORT->ODR = color;
GPIOC->BRR =1<<11;
GPIOC->BSRR =1<<11;
}
}
RGB_HSV(color_save);//RGB565转HSV
LCD_ShowChar(30,200,'H',0);//X坐标，Y坐标，字符，填充模式
LCD_ShowNum(30,220,H,3);//X坐标，Y坐标，数字，几位数
LCD_ShowChar(60,200,'S',0);//X坐标，Y坐标，字符，填充模式
LCD_ShowNum(60,220,S,3);//X坐标，Y坐标，数字，几位数
LCD_ShowChar(90,200,'V',0);//X坐标，Y坐标，字符，填充模式
LCD_ShowNum(90,220,V,3);//X坐标，Y坐标，数字，几位数
//显示测定的像素
LCD_ShowChar(160,200,'R',0);//X坐标，Y坐标，字符，填充模式
LCD_ShowNum(160,220,R,2);//X坐标，Y坐标，数字，几位数
LCD_ShowChar(190,200,'G',0);//X坐标，Y坐标，字符，填充模式
LCD_ShowNum(190,220,G,2);//X坐标，Y坐标，数字，几位数
LCD_ShowChar(220,200,'B',0);//X坐标，Y坐标，字符，填充模式
LCD_ShowNum(220,220,B,2);//X坐标，Y坐标，数字，几位数
for(a=0;a<30;a++)//划线
{
for(b=0;b<30;b++)//划线
{
LCD_DrawPoint(a+300,b+200,(R<<11)|(G<<5)|B);
}
}
}
void Picture_String()//图片->数组table_picture 有个BUG，先放着吧
{
u16 a,b,num1;
for(a=0;a<150;a++)//归零
{
table_picture[a]=0x00;
}
for(a=0;a<50;a++)//50排
{
for(b=0;b<24;b++)//24行
{
num1=LCD_ReadPoint(b+296,a+191);
if(num1==0xffff)
{
table_picture[b/8+a*3]|=(1<<(7-b%8));
}
}
}
}
void String_Picture_All()//总数组->图片
{
u16 a,b,e,i,num1;
for(a=0;a<42;a++)//36
{
for(e=0;e<50;e++)//50排
{
for(i=0;i<24;i++)//24行
{
if(Table[150*a+i/8+e*3]&(1<<(7-i%8)))
{
num1=0xffff;
}
else
{
num1=0x0000;
}
LCD_DrawPoint(i+296,e+191,num1);//画点
}
}
delay_ms(500);
}
}
u8 MoShiShiBie_All(u8 begin,u8 end)//字符匹配，模式识别,选择性匹配begin-end
{
u16 Compare_num,num_save;
u8 a,b,e,a_save,st1,st2,s1,s2;
int num1;
for(a=begin;a<end;a++) //36
{
num1=0;
for(b=0;b<150;b++)
{
st1=table_picture[b];
st2=Table[150*a+b];
for(e=0;e<8;e++)
{
s1=st1&(1<<e);
s2=st2&(1<<e);
if(s1==s2) num1++;
if(s1!=s2) num1--;
}
}
if(num_save<num1)
{
num_save=num1;
a_save=a;
}
LCD_ShowNum(50,220,a,2);//显示匹配的字符是"a" <调试用>
LCD_ShowNum(70,220,num1,4);//显示匹配的正确像素数
LCD_ShowNum(120,220,num_save,4);//匹配的最大值显示
}
return a_save;
}
void String_Picture()//数组->图片
{
u16 a,b,e,num1;
for(a=0;a<50;a++)//50排
{
for(b=0;b<24;b++)//24行
{
if(talble_0[b/8+a*3]&(1<<(7-b%8)))
{
num1=0xffff;
}
else
{
num1=0x0000;
}
LCD_DrawPoint(b+296,a+191,num1);//画点
}
}
}
void WordShow(u8 num,u16 x,u16 y)//显示汉字16*16
{
u16 a,b,e,num1;
u8 table1[32];
if(num==1)
{
for(a=0;a<32;a++)
{
table1[a]=table_yu[a];
}
}
if(num==2)
{
for(a=0;a<32;a++)
{
table1[a]=table_min[a];
}
}
if(num==3)
{
for(a=0;a<32;a++)
{
table1[a]=table_lu[a];
}
}
if(num==4)
{
for(a=0;a<32;a++)
{
table1[a]=table_zhe[a];
}
}
if(num==5)
{
for(a=0;a<32;a++)
{
table1[a]=table_shan[a];
}
}
if(num==6)
{
for(a=0;a<32;a++)
{
table1[a]=table_cuan[a];
}
}
for(a=0;a<16;a++)
{
for(b=0;b<16;b++)
{
if(table1[b/8+a*2]&(1<<(7-b%8)))
{
num1=0xffff;
}
else
{
num1=0x0000;
}
LCD_DrawPoint(b+x,a+y,num1);//画点
}
}
}
u8 ZhiFuFenGe()//字符分割,返回分割的字符个数，用于判断合法性
{
u16 a,b;
u8 i;//统计分割的字符个数，不为9说明分割有误
i=0;//必须置0一下，不然会有错
for(b=Max_blue;b>Min_blue;b--)
{
if(TableChangePoint_320[b]==0)//间隙分割
{
for(a=Min_ChangePoint_240;a<Max_ChangePoint_240;a++)//划线--调试用
{
LCD_DrawPoint(b,a+1,0x001f);
}
i++;b--;
while(TableChangePoint_320[b]==0)
{
b--;
if(b<=Min_blue) break;
}
}
}
i--;
LCD_ShowNum(30,220,i,2);//显示分割的字符个数+1，8是正常值
return i;
}
void GuiYi(u16 k,u16 kk)//归一化 25*50
{
u16 a,b,e;
u16 num;//保存读取像素
u8 Mo,Yu;//取整和取模
u8 num1,num2,num3;
u8 Mo_1;//
u8 Min_240,Max_240;//框紧字符后的上下限
if((k-kk)<25)
{
//框紧字符
Min_240=Min_ChangePoint_240+1;
Max_240=Max_ChangePoint_240-1;
while(Min_240++)//框紧后，得到: Min_240
{
for(b=kk+1;b<k;b++)//kk1→k1
{
num=LCD_ReadPoint(b,Min_240);
if(num) break;
}
if(num) break;
}
while(Max_240--)//框紧后，得到: Max_240
{
for(b=kk+1;b<k;b++)//kk1→k1
{
num=LCD_ReadPoint(b,Max_240);
if(num) break;
}
if(num) break;
}
Min_240-=1;
Max_240+=2;
LCD_DrawPoint(kk,Min_240,0xffff);//
LCD_DrawPoint( k,Max_240,0xffff);//
//显示复制的图片
num3=0;
for(a=Min_240+1;a<Max_240;a++)
{
num2=0;
for(b=kk+1;b<k;b++)//kk1→k1 +1
{
num=LCD_ReadPoint(b,a);
LCD_DrawPoint(271-(k-kk-1)+num2,191+num3,num);//复制像素值
num2++;
}
num3++;
}
num3=0;
Mo=(24-(k-kk-1))/(k-kk-1);//取模
Yu=(24-(k-kk-1))%(k-kk-1);//取余
if(Yu!=0)
{
Mo_1=24/Yu;//平均Mo_1个像素，插有一个像素，机7+1
}
// LCD_ShowNum(30,20,Mo,3);//显示模 <调试用>
// LCD_ShowNum(70,20,Yu,3);//显示余
// LCD_ShowNum(100,20,(k1-kk1),3);//显示差值
for(a=Min_240+1;a<Max_240;a++)//宽放大为25像素 =??
{//↓
num2=0;
Yu=(24-(k-kk-1))%(k-kk-1);//取余
for(b=kk+1;b<k;b++)//kk1→k1 +1
{
num=LCD_ReadPoint(b,a);
LCD_DrawPoint(271+num2,191+num3,num);
num2++;
Mo=(24-(k-kk-1))/(k-kk-1);//取模
while(Mo)
{
LCD_DrawPoint(271+num2,191+num3,num);
Mo--;
num2++;
}
if(Yu!=0)//横轴拉长
{
if(((num2+1)%Mo_1==0) && (num2!=1))//改插入的地方7+1
{
LCD_DrawPoint(271+num2,191+num3,num);
Yu--;
num2++;
}
}
}
num3++;
}
LCD_DrawPoint(271,191,0x07E0);//标记点，4个顶角
LCD_DrawPoint(271,240,0x07E0);
LCD_DrawPoint(295,191,0x07E0);
LCD_DrawPoint(295,240,0x07E0);
//纵轴拉长
if((Max_240-Min_240)<50)
{
Mo=(50-(Max_240-Min_240+1))/(Max_240-Min_240+1);//取模
Yu=(50-(Max_240-Min_240+1))%(Max_240-Min_240+1);//取余
Mo_1=50/Yu;
// LCD_ShowNum(30,170,Mo,3);// <调试用>
// LCD_ShowNum(70,170,Yu,3);//
// LCD_ShowNum(100,170,Max_ChangePoint_240-Min_ChangePoint_240,3);//
num2=0;
for(a=0;a<(Max_240-Min_240);a++)//复制图像,考虑范围是否需要进行修正？
{//↓
for(b=271;b<=295;b++)//271开始复制，295才结束
{
num=LCD_ReadPoint(b,a+191);
LCD_DrawPoint(b+25,191+num2,num);//复制像素值
}
num2++;
while(Mo)
{
for(b=271;b<=295;b++)//271开始复制，295才结束
{
num=LCD_ReadPoint(b,a+191);
LCD_DrawPoint(b+25,191+num2+a,num);//复制像素值
}
Mo--;
num2++;
}
if(Yu!=0)
{
if((((num2+1) % Mo_1)==0)&& (num2!=1))
{
for(b=271;b<=295;b++)//271开始复制，295才结束
{
num=LCD_ReadPoint(b,a+191);
LCD_DrawPoint(b+25,191+num2,num);//复制像素值
}
Yu--;
num2++;
}
}
}
}
LCD_DrawPoint(320,191,0xf800);//标记点，1个顶角
}
}
void ZhiFuShiBie()//字符识别
{
u16 a,b,e;
u16 i,u;
u8 Result;//识别结果
for(b=Max_blue-1;b>Min_blue;b--)//由右至左识别，获取各个字符的k,kK值
{
while(TableChangePoint_320[b]==0) b--;//取第1个字符
k1=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk1=b;
if((k1-kk1)<4)//省略低于三个像素的位置
{
while(TableChangePoint_320[b]==0) b--;//
k1=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk1=b;
}
while(TableChangePoint_320[b]==0) b--;//取第2个字符
k2=b+1;
while(TableChangePoint_320[b]>0) b--;
kk2=b;
if((k2-kk2)<4)//省略低于3个像素的位置
{
while(TableChangePoint_320[b]==0) b--;//
k2=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk2=b;
}
while(TableChangePoint_320[b]==0) b--;//取第3个字符
k3=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk3=b;
if((k3-kk3)<4)//省略低于3个像素的位置
{
while(TableChangePoint_320[b]==0) b--;//
k3=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk3=b;
}
while(TableChangePoint_320[b]==0) b--;//取第4个字符
k4=b+1;
while(TableChangePoint_320[b]>0) b--;
kk4=b;
if((k4-kk4)<4)//省略低于3个像素的位置
{
while(TableChangePoint_320[b]==0) b--;//
k4=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk4=b;
}
while(TableChangePoint_320[b]==0) b--;//取第5个字符
k5=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk5=b;
if((k5-kk5)<4)//省略低于3个像素的位置
{
while(TableChangePoint_320[b]==0) b--;//
k5=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk5=b;
}
while(TableChangePoint_320[b]==0) b--;//取第6个字符
k6=b+1;
while(TableChangePoint_320[b]>0) b--;
kk6=b;
while(TableChangePoint_320[b]==0) b--;//取第7个字符
k7=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk7=b;
if((k7-kk7)<4)//省略低于3个像素的位置
{
while(TableChangePoint_320[b]==0) b--;//
k7=b+1;//+1
while(TableChangePoint_320[b]>0) b--;
kk7=b;
}
while(TableChangePoint_320[b]==0) b--;//取第8个字符
k8=b+1;
while(TableChangePoint_320[b]>0)
{
if(b<=Min_blue)
{
break;
}
b--;
}
kk8=b;
b=Min_blue;//以防万一，还满足for循环条件
}
for(a=Min_ChangePoint_240;a<Max_ChangePoint_240;a++)//划线
{
LCD_DrawPoint(k1,a+1,0x001f);
LCD_DrawPoint(kk1,a+1,0x001f);
LCD_DrawPoint(k2,a+1,0x001f);
LCD_DrawPoint(kk2,a+1,0x001f);
LCD_DrawPoint(k3,a+1,0x001f);
LCD_DrawPoint(kk3,a+1,0x001f);
LCD_DrawPoint(k4,a+1,0x001f);
LCD_DrawPoint(kk4,a+1,0x001f);
LCD_DrawPoint(k5,a+1,0x001f);
LCD_DrawPoint(kk5,a+1,0x001f);
LCD_DrawPoint(k6,a+1,0x001f);
LCD_DrawPoint(kk6,a+1,0x001f);
LCD_DrawPoint(k7,a+1,0x001f);
LCD_DrawPoint(kk7,a+1,0x001f);
LCD_DrawPoint(k8,a+1,0x001f);
LCD_DrawPoint(kk8,a+1,0x001f);
}
//归一化处理：大小为25*50
//第1个字符：
GuiYi(k1,kk1);//归一化 24*24
Picture_String();//图片->数组
Result=MoShiShiBie_All(0,36);//字符匹配，模式识别,返回a,0<= a <36
if(Result<10)
{
LCD_ShowNum(240,220,table_char[Result],1);
}
else
{
LCD_ShowChar(240,220,table_char[Result],0);
}
table_cardMeasure[6]=Result;//保存识别的车牌结果
//第2个字符：
GuiYi(k2,kk2);//归一化 25*50
Picture_String();//图片->数组
Result=MoShiShiBie_All(0,36);//字符匹配，模式识别
if(Result<10)
{
LCD_ShowNum(230,220,table_char[Result],1);
}
else
{
LCD_ShowChar(230,220,table_char[Result],0);
}
table_cardMeasure[5]=Result;//保存识别的车牌结果
GuiYi(k3,kk3);//归一化 25*50
Picture_String();//图片->数组
Result=MoShiShiBie_All(0,36);//字符匹配，模式识别
if(Result<10)
{
LCD_ShowNum(220,220,table_char[Result],1);
}
else
{
LCD_ShowChar(220,220,table_char[Result],0);
}
table_cardMeasure[4]=Result;//保存识别的车牌结果
GuiYi(k4,kk4);//归一化 25*50
Picture_String();//图片->数组
Result=MoShiShiBie_All(0,36);//字符匹配，模式识别
if(Result<10)
{
LCD_ShowNum(210,220,table_char[Result],1);
}
else
{
LCD_ShowChar(210,220,table_char[Result],0);
}
table_cardMeasure[3]=Result;//保存识别的车牌结果
GuiYi(k5,kk5);//归一化 25*50
Picture_String();//图片->数组
Result=MoShiShiBie_All(0,36);//字符匹配，模式识别
if(Result<10)
{
LCD_ShowNum(200,220,table_char[Result],1);
}
else
{
LCD_ShowChar(200,220,table_char[Result],0);
}
table_cardMeasure[2]=Result;//保存识别的车牌结果
LCD_ShowChar(190,220,'.',0);
GuiYi(k7,kk7);//归一化 25*50
Picture_String();//图片->数组
Result=MoShiShiBie_All(10,36);//字符匹配，模式识别，只匹配字母
if(Result<10)
{
LCD_ShowNum(180,220,table_char[Result],1);
}
else
{
LCD_ShowChar(180,220,table_char[Result],0);
}
table_cardMeasure[1]=Result;//保存识别的车牌结果
GuiYi(k8,kk8);//归一化 25*50 最后一个汉字，不做识别
Picture_String();//图片->数组
Result=MoShiShiBie_All(36,42);//字符匹配，匹配汉字
WordShow(Result-35,160,220);//显示汉字
table_cardMeasure[0]=Result-35;//保存识别的车牌结果
//识别结束
// while(1);
//先匹配已保存的车牌号
for(u=0;u<5;u++)
{
for(i=0;i<7;i++)
{
if(table_card[u][i]!=table_cardMeasure[i]) i=8;//退出for循环
}
if(i==7)//匹配成功
{
LCD_Fill(0x00);//黑屏
Show_Title();//显示标题
Show_Card(u);//显示第几组车牌
delay_ms(15000);
u=5;
}
}
if(i==9)//无匹配车牌，则保存车牌
{
i=0;
while(1)
{
if(GPIO_ReadInputDataBit(KEY1_PORT,KEY1_PIN)==0) break;
LCD_ShowNum(30,220,i/100,2);
if(i==300) //保存数据
{
for(u=0;u<5;u++)
{
if(table_card[u][0]==0)
{
for(i=0;i<7;i++)
{
table_card[u][i]=table_cardMeasure[i];
}
u=5;//退出循环
}
}
LCD_Fill(0x00);//黑屏
Show_Title();//显示标题
Show_Card(0);//显示第几组车牌
Show_Card(1);
Show_Card(2);
Show_Card(3);
Show_Card(4);
delay_ms(10000);
break;
}
delay_ms(1);
i++;
}
}
}
void Copy_Card()//复制车牌Max_aChangePoint_reset_1,Min_blue
{
u16 a,b,num;
for(a=Min_aChangePoint_reset;a<=Max_aChangePoint_reset;a++)
{
for(b=Min_blue;b<Max_blue;b++)
{
num=LCD_ReadPoint(b,a);//读取像素值
LCD_DrawPoint(b,50+a,num);
}
}
}
void ChangePoint_Show_240()//240方向跳变点显示
{
for(a=0;a<240;a++)//建立参考线10、20、30
{
LCD_DrawPoint(10,a,0x63<<5);//10
LCD_DrawPoint(20,a,0x63<<5);//20
LCD_DrawPoint(30,a,0x63<<5);//30
}
for(a=0;a<240;a++)//显示对应的横向跳变点
{
LCD_DrawPoint(TableChangePoint_240[a],a,0xf800);//跳变点显示，红色标记
if(TableChangePoint_240[a]>=15) //跳变点个数（阈值）设定阈值调节3-（1）
{
for(b=35;b<40;b++) //显示达到阈值标准的点
{
LCD_DrawPoint(b,a,0x63<<5);//Green
}
}
}
}
void ChangePoint_Analysis_240()//240跳变点分析
{
Min_ChangePoint_240=240;Max_ChangePoint_240=0;
for(a=0;a<240;a++)//240扫描，获取上下限值：Min_ChangePoint_240，Max_ChangePoint_240
{
while(TableChangePoint_240[a]<=15) //阈值调节3-（2）
{
a++;
}
Min_ChangePoint_240=a;
while(TableChangePoint_240[a]>15) //阈值调节3-（3）
{
a++;
}
Max_ChangePoint_240=a;
if(Max_ChangePoint_240-Min_ChangePoint_240>=15) a=240;//连续性阈值 //阈值调节2-（1）
}
Min_ChangePoint_240=Min_ChangePoint_240-3;//向上微调3像素
Max_ChangePoint_240=Max_ChangePoint_240+2;//向下微调2像素
for(a=30;a<280;a++)//显示上界限
{
LCD_DrawPoint(a,Max_ChangePoint_240,0x001f);
}
for(a=30;a<280;a++)//显示下界限
{
LCD_DrawPoint(a,Min_ChangePoint_240,0x001f);
}
for(a=30;a<280;a++)//显示50,参考50像素位置处，车牌位置不要超过这根线，免得不能字符的归一化处理
{
LCD_DrawPoint(a,Min_ChangePoint_240+50,0xf800);
}
flag_MaxMinCompare=1;
if(Min_ChangePoint_240>Max_ChangePoint_240)//判断合法性1：最小值>最大值
{
flag_MaxMinCompare=0;
}
if(Min_ChangePoint_240==240||Max_ChangePoint_240==0)//判断合法性2：值没有重新赋值
{
flag_MaxMinCompare=0;
}
if(Max_ChangePoint_240-Min_ChangePoint_240<15) //判断合法性3： //阈值调节2-（2）
{
flag_MaxMinCompare=0;
}
}
void ChangePoint_Analysis_Blue()//320蓝色区域分析,采用读取像素，得结果Min_blue,Max_blue
{
u16 a,b,num_color;
u16 min_320,max_320;//各行的最小、最大值
Min_blue=0;Max_blue=320;
min_320=320;max_320=0;
for(a=Min_ChangePoint_240;a<Max_ChangePoint_240;a++)
{
for(b=30;b<290;b++)//不用到320 for(b=30;b<320;b++)
{
num_color=LCD_ReadPoint(b,a);//读取像素，代码优化速度有待提升？扫描方法也可优化，以提升速度
RGB_HSV(num_color);//RGB565转HSV
if( 250>H && H>190 && 60>S && S>15 && 100>V && V>45)//HSV 阈值
{
if(b<min_320)//获得横轴的Min和Max值，即蓝色车牌的左右边界
{
min_320=b;
}
if(b>max_320)
{
max_320=b;
}
}
}
}
Min_blue=min_320;//获取各行的最大值//修正一点
Max_blue=max_320-5;//获取各行的最小值//修正一点
for(a=Min_ChangePoint_240;a<Max_ChangePoint_240;a++)//显示左界限
{
LCD_DrawPoint(Min_blue,a,0xf8);//LCD_DrawPoint(Min_blue,a,0xf800);
}
for(a=Min_ChangePoint_240;a<Max_ChangePoint_240;a++)//显示右界限
{
LCD_DrawPoint(Max_blue,a,0xf800);
}
// delay_ms(6000);
}
void Card_101Show()//车牌区域二值化显示
{
u16 a,b,num_color;
u8 R1,G1,B1;
u8 Mid_ChangePoint_240;
u8 max_R,max_G,max_B,min_R,min_G,min_B;
u8 mid_R,mid_G,mid_B;
max_R=0;max_G=0;max_B=0;
min_R=30;min_G=60;min_B=30;
Mid_ChangePoint_240=(Min_ChangePoint_240+Max_ChangePoint_240)/2;
for(b=Min_blue;b<Max_blue;b++)
{
num_color=LCD_ReadPoint(b,Mid_ChangePoint_240);//读取像素，代码优化速度有待提升？扫描方法也可优化，以提升速度
R1=num_color>>11;
G1=(num_color>>5)&0x3F;
B1=num_color&0x1F;
if( (R1>10) && (G1>25) && (B1>15) && (R1<=30) && (G1<=60) && (B1<=30) )//二值化,高阈值：25.55.25，较合适阈值（21,47,21）
{
if(max_R<R1) max_R=R1;//获得最大值和最小值
if(max_G<G1) max_G=G1;
if(max_B<B1) max_B=B1;
if(min_R>R1) min_R=R1;
if(min_G>G1) min_G=G1;
if(min_B>B1) min_B=B1;
}
}
mid_R=(max_R+min_R)/2;
mid_G=(max_G+min_G)/2;
mid_B=(max_B+ min_B)/2;
// LCD_ShowNum(30,200,max_R,2);//X坐标，Y坐标，数字，几位数 <调试用>
// LCD_ShowNum(70,200,max_G,2);//X坐标，Y坐标，数字，几位数
// LCD_ShowNum(100,200,max_B,2);//X坐标，Y坐标，数字，几位数
//
// LCD_ShowNum(30,220,min_R,2);//X坐标，Y坐标，数字，几位数
// LCD_ShowNum(70,220,min_G,2);//X坐标，Y坐标，数字，几位数
// LCD_ShowNum(100,220,min_B,2);//X坐标，Y坐标，数字，几位数
for(a=Min_ChangePoint_240;a<Max_ChangePoint_240;a++)
{
for(b=Min_blue;b<Max_blue;b++)
{
num_color=LCD_ReadPoint(b,a);//读取像素，代码优化速度有待提升？扫描方法也可优化，以提升速度
R1=num_color>>11;
G1=(num_color>>5)&0x3F;
B1=num_color&0x1F;
if((R1>=mid_R) && (G1>=mid_G) && (B1>=mid_B))//二值化,高阈值：25.55.25，较合适阈值（21,47,21）
{
LCD_DrawPoint(b,a,0xffff);
}
else
{
LCD_DrawPoint(b,a,0x0000);
}
}
}
delay_ms(20000);
}
void ChangePoint_Show_320()//320方向跳变点显示
{
for(a=0;a<320;a++)//显示对应的横向跳变点
{
if(TableChangePoint_320[a]==0)
{
LCD_DrawPoint(a,0,0x001F);//跳变点显示，红色标记
}
else
{
LCD_DrawPoint(a,TableChangePoint_320[a],0xf800);//跳变点显示，红色标记
}
}
}
void ChangePoint_Analysis_320()//蓝色区域中，320跳变点分析,获得TableChangePoint_320[b]结果
{ //(先二值化，再判断白点个数，=0则是分割线）
u16 a,b,num_color;
u8 R1,G1,B1;
u8 Mid_ChangePoint_240;
u8 max_R,max_G,max_B,min_R,min_G,min_B;
u8 mid_R,mid_G,mid_B;
max_R=0;max_G=0;max_B=0;
min_R=30;min_G=60;min_B=30;
Mid_ChangePoint_240=(Min_ChangePoint_240+Max_ChangePoint_240)/2;
for(b=Min_blue;b<Max_blue;b++)
{
num_color=LCD_ReadPoint(b,Mid_ChangePoint_240);//读取像素，代码优化速度有待提升？扫描方法也可优化，以提升速度
R1=num_color>>11;
G1=(num_color>>5)&0x3F;
B1=num_color&0x1F;
if( (R1>10) && (G1>25) && (B1>15) && (R1<=30) && (G1<=60) && (B1<=30) )//二值化,高阈值：25.55.25，较合适阈值（21,47,21）
{
if(max_R<R1) max_R=R1;//获得最大值和最小值
if(max_G<G1) max_G=G1;
if(max_B<B1) max_B=B1;
if(min_R>R1) min_R=R1;
if(min_G>G1) min_G=G1;
if(min_B>B1) min_B=B1;
}
}
mid_R=(max_R+min_R)/2;
mid_G=(max_G+min_G)/2;
mid_B=(max_B+ min_B)/2;
// LCD_ShowNum(30,200,max_R,2);//X坐标，Y坐标，数字，几位数 <调试用>
// LCD_ShowNum(70,200,max_G,2);//X坐标，Y坐标，数字，几位数
// LCD_ShowNum(100,200,max_B,2);//X坐标，Y坐标，数字，几位数
//
// LCD_ShowNum(30,220,min_R,2);//X坐标，Y坐标，数字，几位数
// LCD_ShowNum(70,220,min_G,2);//X坐标，Y坐标，数字，几位数
// LCD_ShowNum(100,220,min_B,2);//X坐标，Y坐标，数字，几位数
for(b=0;b<320;b++)//各行跳变点计数，数组清零
{
TableChangePoint_320[b]=0;
}
for(a=Min_ChangePoint_240;a<Max_ChangePoint_240;a++)
{
for(b=Min_blue+1;b<Max_blue;b++)
{
num_color=LCD_ReadPoint(b,a);//读取像素，代码优化速度有待提升？扫描方法也可优化，以提升速度
R1=num_color>>11;
G1=(num_color>>5)&0x3F;
B1=num_color&0x1F;
if((R1>=mid_R) && (G1>=mid_G) && (B1>=mid_B))//二值化,高阈值：25.55.25，较合适阈值（21,47,21）
{
LCD_DrawPoint(b,a,0xffff);
TableChangePoint_320[b]++;//白色，跳变点+1
}
else
{
LCD_DrawPoint(b,a,0x0000);
}
}
}
}
void Data_LCD_ColorChange()//摄像头扫描
{
u8 i;
for(a=0;a<240;a++)//各行跳变点计数，数组清零
{
TableChangePoint_240[a]=0;
}
Min_blue=320;//初始化记录蓝色车牌区域的值
Max_blue=0;
LCD_SetWindows(0,0,320,240);//设置显示窗口
GPIO_WriteBit(LCD_RS_PORT, LCD_RS_PIN,1);//标志：数据写入
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 0);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 1);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==0);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 0);
FIFO_Reset_Read_Addr();
// LED();
for (a=0;a<240;a++)
{
for(b=0;b<320;b++)
{
GPIOC->BRR =1<<4;
AA=GPIOA->IDR;
GPIOC->BSRR =1<<4;
GPIOC->BRR =1<<4;
BB=GPIOA->IDR&0x00ff;
GPIOC->BSRR =1<<4;
color=(AA<<8)|BB;
R=color>>11;
G=(color>>5)&0x3f;
B=color&0x1f;
if((R>R_a) && (G>=G_a) && (B>=B_a))//二值化,高阈值：25.55.25，较合适阈值（21,47,21）
{
color=0xffff;
}
else
{
color=0x0000;
}
if(color!=color_save)//跳变点
{
TableChangePoint_240[a]++; //该行跳变点计数+1
}
color_save=color;//保存像素值，供下一次判断和比较
color=(AA<<8)|BB;//还原色彩
LCD_DATA_PORT->ODR = color;
GPIOC->BRR =1<<11;
GPIOC->BSRR =1<<11;
}
}
ChangePoint_Show_240();//240方向跳变点显示
ChangePoint_Analysis_240(); //跳变点分析
//返回flag_MaxMinCompare，Min_ChangePoint_240，Max_ChangePoint_240
if(flag_MaxMinCompare==1)//跳变点筛选成功
{
ChangePoint_Analysis_Blue();//320蓝色区域分析,采用读取像素，得结果Min_blue,Max_blue
if(Min_blue>Max_blue) flag_MaxMinCompare=0;//进行合理性判断1
if((Min_blue>290)||(Max_blue>290)) flag_MaxMinCompare=0;//进行合理性判断2
}
if(flag_MaxMinCompare==1)//跳变点筛选成功
{
// ChangePoint_Analysis_Blue();//320蓝色区域分析,采用读取像素，得结果Min_blue,Max_blue
// Card_101Show();//车牌区域二值化显示
ChangePoint_Analysis_320();//蓝色区域中，320跳变点分析,获得：TableChangePoint_320[b]结果
ChangePoint_Show_320();//320方向跳变点显示
i=ZhiFuFenGe();
if(i==8)//字符分割,返回分割的字符个数，用于判断合法性
{
ZhiFuShiBie();//字符识别
}
else
{
LCD_Fill(0x6666);//黑屏，显示Measure Faill
LCD_ShowChar(8*1,200,'M',0);
LCD_ShowChar(8*2,200,'e',0);
LCD_ShowChar(8*3,200,'a',0);
LCD_ShowChar(8*4,200,'s',0);
LCD_ShowChar(8*5,200,'u',0);
LCD_ShowChar(8*6,200,'r',0);
LCD_ShowChar(8*7,200,'e',0);
LCD_ShowChar(8*9,200,'F',0);
LCD_ShowChar(8*10,200,'a',0);
LCD_ShowChar(8*11,200,'i',0);
LCD_ShowChar(8*12,200,'l',0);
LCD_ShowChar(8*13,200,'l',0);
delay_ms(800);
}
}
}
void Data_LCD_ColorChange_Test()//摄像头扫描测试
{
for(a=0;a<240;a++)//各行跳变点计数，数组清零
{
TableChangePoint_240[a]=0;
}
Min_blue=320;//初始化记录蓝色车牌区域的值
Max_blue=0;
LCD_SetWindows(0,0,320,240);//设置显示窗口
GPIO_WriteBit(LCD_RS_PORT, LCD_RS_PIN,1);//标志：数据写入
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 0);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 1);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==0);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 0);
FIFO_Reset_Read_Addr();
// LED();
for (a=0;a<240;a++)
{
for(b=0;b<320;b++)
{
GPIOC->BRR =1<<4;
AA=GPIOA->IDR;
GPIOC->BSRR =1<<4;
GPIOC->BRR =1<<4;
BB=GPIOA->IDR&0x00ff;
GPIOC->BSRR =1<<4;
color=(AA<<8)|BB;
R=color>>11;
G=(color>>5)&0x3f;
B=color&0x1f;
if((R>R_a) && (G>=G_a) && (B>=B_a))//二值化,高阈值：25.55.25，较合适阈值（21,47,21）
{
color=0xffff;
}
else
{
color=0x0000;
}
if(color!=color_save)//跳变点
{
TableChangePoint_240[a]++; //该行跳变点计数+1
}
color_save=color;//保存像素值，供下一次判断和比较
color=(AA<<8)|BB;//还原色彩
LCD_DATA_PORT->ODR = color;
GPIOC->BRR =1<<11;
GPIOC->BSRR =1<<11;
}
}
ChangePoint_Show_240();//240方向跳变点显示
ChangePoint_Analysis_240(); //跳变点分析
}
void Data_LCD_ColorPut()//颜色处理
{
LCD_SetWindows(0,0,320,240);//设置显示窗口
GPIO_WriteBit(LCD_RS_PORT, LCD_RS_PIN,1);//标志：数据写入
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 0);
GPIO_WriteBit(FIFO_WRST_PORT, FIFO_WRST_PIN, 1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 1);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==0);
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_0)==1);
GPIO_WriteBit(FIFO_WR_PORT, FIFO_WR_PIN, 0);
FIFO_Reset_Read_Addr();
// LED();
for (a=0;a<240;a++)
{
for(b=0;b<320;b++)
{
GPIOC->BRR =1<<4;
AA=GPIOA->IDR;
GPIOC->BSRR =1<<4;
GPIOC->BRR =1<<4;
BB=GPIOA->IDR&0x00ff;
GPIOC->BSRR =1<<4;
color=(AA<<8)|BB;
R=color>>11;
G=(color>>5)&0x3f;
B=color&0x1f;
// if(R<25&&G<50&&B<25)
// {
// color=0xf800;
// }
if(R<29&&G<59&&B<29)
{
color=0x0000;
}
LCD_DATA_PORT->ODR = color;
GPIOC->BRR =1<<11;
GPIOC->BSRR =1<<11;
}
}
}
void PC0_in()//PC0引脚为输入
{
GPIO_InitTypeDef gpio_init_struct;//结构体
gpio_init_struct.GPIO_Mode = GPIO_Mode_IPU;//输入上拉
gpio_init_struct.GPIO_Speed = GPIO_Speed_50MHz;
gpio_init_struct.GPIO_Pin = GPIO_Pin_0;
GPIO_Init(GPIOC, &gpio_init_struct);
}
void Show_Card(u8 i)//显示第几组车牌
{
u16 t0;
//显示汉字
if(table_card[i][0]!=0)
{
WordShow(table_card[i][0],9,i*16+50);//
}
if(table_card[i][1]<10)
{
LCD_ShowNum(25,i*16+50,table_char[table_card[i][1]],1);
}
else
{
LCD_ShowChar(25,i*16+50,table_char[table_card[i][1]],0);
}
LCD_ShowChar(33,i*16+50,'.',0); //点
if(table_card[i][2]<10)
{
LCD_ShowNum(41,i*16+50,table_char[table_card[i][2]],1);
}
else
{
LCD_ShowChar(41,i*16+50,table_char[table_card[i][2]],0);
}
if(table_card[i][3]<10)
{
LCD_ShowNum(49,i*16+50,table_char[table_card[i][3]],1);
}
else
{
LCD_ShowChar(49,i*16+50,table_char[table_card[i][3]],0);
}
if(table_card[i][4]<10)
{
LCD_ShowNum(57,i*16+50,table_char[table_card[i][4]],1);
}
else
{
LCD_ShowChar(57,i*16+50,table_char[table_card[i][4]],0);
}
if(table_card[i][5]<10)
{
LCD_ShowNum(65,i*16+50,table_char[table_card[i][5]],1);
}
else
{
LCD_ShowChar(65,i*16+50,table_char[table_card[i][5]],0);
}
if(table_card[i][6]<10)
{
LCD_ShowNum(73,i*16+50,table_char[table_card[i][6]],1);
}
else
{
LCD_ShowChar(73,i*16+50,table_char[table_card[i][6]],0);
}
t0=table_card[i][7];
LCD_ShowNum(100,i*16+50,t0,6);//显示时间
if(t0<60)
{
LCD_ShowNumPoint(168,i*16+50,t0*8);
}
else
{
LCD_ShowNumPoint(168,i*16+50,t0/60*500+t0%60*8);
}
}
//定时器3中断服务程序
void TIM3_IRQHandler(void)
{
if(TIM3->SR&0X0001)//溢出中断
{
LED();
if(tim3_num==60)
{
if(table_card[0][0]!=0)//第1组计时
{
table_card[0][7]++;
}
if(table_card[1][0]!=0)//第2组计时
{
table_card[1][7]++;
}
if(table_card[2][0]!=0)//第3组计时
{
table_card[2][7]++;
}
if(table_card[3][0]!=0)//第4组计时
{
table_card[3][7]++;
}
if(table_card[4][0]!=0)//第5组计时
{
table_card[4][7]++;
}
tim3_num=0;
}
}
tim3_num++;
TIM3->SR&=~(1<<0);//清除中断标志位
}
void TIM3_Configuration(void)
{
/* TIM3 clock enable */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE);
/* ---------------------------------------------------------------
TIM3CLK 即PCLK1=36MHz
TIM3CLK = 36 MHz, Prescaler = 7200, TIM3 counter clock = 5K,即改变一次为5K,周期就为10K
--------------------------------------------------------------- */
/* Time base configuration */
TIM_TimeBaseStructure.TIM_Period = 10000; //设置在下一个更新事件装入活动的自动重装载寄存器周期的值计数到10000为1000ms
TIM_TimeBaseStructure.TIM_Prescaler =(12800-1); //设置用来作为TIMx时钟频率除数的预分频值 10Khz的计数频率
TIM_TimeBaseStructure.TIM_ClockDivision = 0; //设置时钟分割:TDTS = Tck_tim
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; //TIM向上计数模式
TIM_TimeBaseInit(TIM3, &TIM_TimeBaseStructure); //根据TIM_TimeBaseInitStruct中指定的参数初始化TIMx的时间基数单位
/* Enables the Update event for TIM3 */
//TIM_UpdateDisableConfig(TIM3,ENABLE); //使能 TIM3 更新事件
/* TIM IT enable */
TIM_ITConfig( //使能或者失能指定的TIM中断
TIM3, //TIM2
TIM_IT_Update | //TIM 中断源
TIM_IT_Trigger, //TIM 触发中断源
ENABLE //使能
);
/* TIM3 enable counter */
TIM_Cmd(TIM3, ENABLE); //使能TIMx外设
}
void Show_Title()//显示标题
{
LCD_ShowChar(35+8*0,10,'N',0);
LCD_ShowChar(35+8*1,10,'u',0);
LCD_ShowChar(35+8*2,10,'m',0);
LCD_ShowChar(35+8*3,10,'b',0);
LCD_ShowChar(35+8*4,10,'e',0);
LCD_ShowChar(35+8*5,10,'r',0);
LCD_ShowChar(35+8*9,10,'T',0);
LCD_ShowChar(35+8*10,10,'i',0);
LCD_ShowChar(35+8*11,10,'m',0);
LCD_ShowChar(35+8*12,10,'e',0);
LCD_ShowChar(35+8*17,10,'P',0);
LCD_ShowChar(35+8*18,10,'r',0);
LCD_ShowChar(35+8*19,10,'i',0);
LCD_ShowChar(35+8*20,10,'c',0);
LCD_ShowChar(35+8*21,10,'e',0);
}
void main(void)
{
unsigned int num;
u16 i;
Stm32_Clock_Init(16);//初始化时钟
Led_init(); //初始化 LED
Lcd_Gpio_Init();
LCD_Init();
Key_init(); //初始化 KEY1
PC0_in();//PC0引脚为输入
OV7670_Gpio_Init();//OV7670引脚初始化，放在串口初始化前面
GPIO_WriteBit(FIFO_OE_PORT, FIFO_OE_PIN, 0);
USART1_init();//初始化串口
// PC0_in();//PC0引脚为输入
TIM3_Configuration();//10Khz的计数频率，计数到5000为500ms
LCD_Fill(0x6666);
// while(1)//
// {
// LCD_ShowNumPoint(0,0,12345);
// }
while(!Sensor_init());
LCD_Fill(0xF800);
delayms(100);
num=2;
R_a=24;
G_a=53;
B_a=24;
while(1)
{
if(num<=1)
{
Data_LCD_ColorChange();//车牌测定
}
if(num>1)
{
Data_LCD_ColorChange_Test();//摄像头扫描测试
LCD_ShowNum(30,220,21-num,2);//
while(GPIO_ReadInputDataBit(KEY1_PORT,KEY1_PIN)==0)
{
LCD_Fill(0x00);//黑屏
Show_Title();//显示标题
Show_Card(0);//显示第几组车牌
Show_Card(1);
Show_Card(2);
Show_Card(3);
Show_Card(4);
delay_ms(5000);
}
}
if(num==20)
{
num=0;
}
num++;
}
while(1)
{
MoShiShiBie();//字符匹配，模式识别
}
while(1)//图片浏览
{
String_Picture_All();//总数组->图片
}
while(1)
{
String_Picture();//数组->图片
delayms(5000);
Picture_String();//图片->数组table_picture
delayms(5000);
LCD_Fill(0xF800);
delayms(5000);
String_Picture9();//数组->图片
delayms(5000);
}
while(1)//测量像素
{
Data_LCD_ColorDisplay();//单色像素显示、测量
}
while(1)
{
RGB_HSV(0x4f32);//RGB转HSV
}
while(1)
{
LCD_ShowChar(10,200,'X',0);//X坐标，Y坐标，字符，填充模式
LCD_ShowNum(30,200,123456,6);//X坐标，Y坐标，数字，几位数
LCD_ShowChar(10,220,'Y',0);//X坐标，Y坐标，字符，填充模式
LCD_ShowNum(30,220,789012,6);//X坐标，Y坐标，数字，几位数
}
while(1)//测量像素
{
WordShow(1,160,220);//显示渝字
delayms(1000);
WordShow(2,160,220);//显示渝字
delayms(1000);
WordShow(3,160,220);//显示渝字
delayms(1000);
WordShow(4,160,220);//显示渝字
delayms(1000);
WordShow(5,160,220);//显示渝字
delayms(1000);
WordShow(6,160,220);//显示渝字
delayms(1000);
}
}

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