//按键key1 设置红灯时间
按键key2 设置绿灯时间
按键key3 设置黄灯时间
#include <stm32f10x_lib.h>
#include "sys.h"
#include "delay.h"
#include "usart.h"
#include "stdlib.h"
static int G=0,R=0,Y=0; //设置绿，红，黄灯时间变量
#include "lcd.h"
#include "key.h"
#include "time.h"
//----------- 按键函数----------
void scan_key1()
{
static u8 i,j;
if(key1==0)
{
if(i==0)
{
j++;
if(j>3)
{
i=1;j=0;
R++;
if(R>20)R=0;
printf("key1 is inputed \r\n");
}
}
}
else
{
i=j=0;
}
}
void scan_key2()
{
static u8 i,j;
if(key2==0)
{
if(i==0)
{
j++;
if(j>3)
{
i=1;j=0;
G++;
if(G>20)G=0;
printf("key2 is inputed. \r\n");
}
}
}
else
{
i=j=0;
}
}
void scan_key3()
{
static u8 i,j;
if(key3==1)
{
if(i==0)
{
j++;
if(j>3)
{
i=1;j=0;
Y++;
if(Y>20)Y=0;
printf("key3 is inputed. \r\n");
}
}
}
else
{
i=j=0;
}
}
//各指示灯显示秒数函数
void LED_RED(u8 k)
{
LCD_ShowNum(120,55,k,2,16);
}
void LED_YELLOW(u8 k)
{
LCD_ShowNum(120,145,k,2,16);
}
void LED_GREEN(u8 k)
{
LCD_ShowNum(120,235,k,2,16);
}
//-----定时设置函数-------
void LED_SET_GREEN(u8 k)
{
LCD_ShowNum(160,235,k,2,16);
}
void LED_SET_YELLOW(u8 k)
{
LCD_ShowNum(160,145,k,2,16);
}
void LED_SET_RED(u8 k)
{
LCD_ShowNum(160,55,k,2,16);
}
//-----定时器中断函数---扫描按键和显示设定值用----
void TIM3_IRQHandler(void)
{
if(TIM3->SR&0x0001)
{
scan_key1();
scan_key2();
scan_key3();
LED_SET_RED(R);
LED_SET_GREEN(G);
LED_SET_YELLOW(Y);
}
TIM3->SR=~(1<<0);
}
//------主函数-----------
int main(void)
{
u16 code; //TFT驱动芯片代号
int i;
Stm32_Clock_Init(9);
delay_init(72);
uart_init(72,9600);
printf("uart is ok. \r\n");
Timer_init(300,7199); //定时器初始化 设定溢出时间是 30ms
printf("time_init is ok. \r\n");
LCD_Init(); //TFT-LCD初始化
printf("lcd_init is ok.\r\n");
key_init(); //按键I/O口设置初始化
printf("key_init is ok.\r\n");
JTAG_Set(JTAG_SWD_DISABLE); //关闭JTAG调试器
code=LCD_ReadReg(0x0000);
delay_ms(500);
printf("deiver code is %ld",code); //读取驱动芯片型号是发送到串口
LCD_Fill(30,200,100,270,BLACK);
LCD_Fill(30,110,100,180,BLACK);
LCD_Fill(30,20,100,90,BLACK);
LCD_ShowString(110,15,"Show");
LCD_ShowString(110,30,"Time");
LCD_ShowString(160,15,"Set ");
LCD_ShowString(160,30,"Time");
LED_GREEN(0);
LED_YELLOW(0);
LED_RED(0);
while(1)
{
for(i=G;i>=0;i--) //绿灯控制
{
LED_GREEN(i);
LCD_Fill(30,200,100,270,GREEN);
delay_ms(1000);
LCD_Fill(30,200,100,270,BLACK);
delay_ms(1000);
}
for(i=Y;i>=0;i--) //黄灯控制
{
LED_YELLOW(i);
LCD_Fill(30,110,100,180,YELLOW);
delay_ms(1000);
LCD_Fill(30,110,100,180,BLACK);
delay_ms(1000);
}
for(i=R;i>=0;i--) //红灯控制
{
LED_RED(i);
LCD_Fill(30,20,100,90,RED);
delay_ms(1000);
LCD_Fill(30,20,100,90,BLACK);
delay_ms(1000);
}
}
}
//-------各类库函数省略---------
//-------各类库函数省略---------