STM32制作RTC實(shí)時(shí)實(shí)驗(yàn) - 按鍵+2個(gè)鬧鐘+觸屏源碼

ID:211366 · 發(fā)表于 2018-8-1 15:38

通過對(duì)RTC的時(shí)鐘編寫，可實(shí)現(xiàn)按鍵修改和TFT液晶顯示

單片機(jī)源程序如下:

#include "led.h"
#include "delay.h"
#include "sys.h"
#include "usart.h"
#include "lcd.h"
#include "usmart.h"
#include "rtc.h"
#include "timer.h"
#include "key.h"
#include "24cxx.h"
#include "myiic.h"
#include "touch.h"
_calendar_obj calendar_buf; //存放設(shè)置完成時(shí)的值
_alarm_obj alarm_buf; //存放設(shè)置完成時(shí)的值
int main(void)
{
u8 t=0;
u8 t1=0;
u8 temp=0;
u8 move=0; //move為移動(dòng)的偏移量
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);// 設(shè)置中斷優(yōu)先級(jí)分組2
delay_init(); //延時(shí)函數(shù)初始化
uart_init(9600); //串口初始化為9600
LED_Init(); //初始化與LED連接的硬件接口
LCD_Init(); //初始化LCD
KEY_Init();
TIM2_Init(799,89);
TIM3_Init(799,89);
usmart_dev.init(72); //初始化USMART
tp_dev.init(); //觸摸屏初始
POINT_COLOR=RED;//設(shè)置字體為紅色
while(RTC_Init()) //RTC初始化，一定要初始化成功
{
LCD_ShowString(60,130,200,16,16,"RTC ERROR! ");
delay_ms(800);
LCD_ShowString(60,130,200,16,16,"RTC Trying...");
}
//顯示時(shí)間
POINT_COLOR=BLUE;//設(shè)置字體為藍(lán)色
LCD_ShowString(0,10,200,24,24," Date ");
LCD_ShowString(0,45,200,24,24," - - ");
LCD_ShowString(0,80,200,24,24," Week ");
LCD_ShowString(0,150,200,24,24," Time ");
LCD_ShowString(0,185,200,24,24," : : ");
LCD_ShowString(0,220,200,24,24," Alarm time"); //按鍵調(diào)整時(shí)間
LCD_ShowString(0,255,200,24,24," : : ");
LCD_ShowString(0,280,200,24,24," : : ");
while(1)
{
t1=move;
if(TIMChange1&(0x01<<7)) //每5ms讀一次鍵值
{
TIMChange1&=(~(0x01<<7));
tp_dev.scan(0);
if(tp_dev.sta&TP_PRES_DOWN) //觸摸屏被按下
{
delay_ms(100);
if(tp_dev.x[0]<lcddev.width&&tp_dev.y[0]<lcddev.height)
{
if(tp_dev.x[0]>(lcddev.width-230)&&tp_dev.y[0]<290)
Press_KEY_SUB(move); //數(shù)值減（下鍵）
}
}
}
if(TIMChange&(0x01<<6)) //每5ms讀一次鍵值
{
TIMChange&=(~(0x01<<6));
temp=KEY_Scan(0); //讀鍵值，按移動(dòng)鍵（右鍵）時(shí)不支持連按
if(temp==KEY_MOVE)
{
if(move==12) move=1; //偏移量循環(huán)
else move++; //移動(dòng)偏移量加一
timcnt=0; //移動(dòng)一次就把閃爍計(jì)數(shù)值復(fù)位
}
if(move) //處于時(shí)間設(shè)置模式中
{
Press_KEY_MOVE(move); //調(diào)用子程序，進(jìn)行閃爍和移動(dòng)處理
RTC_ITConfig(RTC_IT_SEC, DISABLE); // 關(guān)閉RTC 秒中斷
}
if(temp==KEY_ADD)Press_KEY_ADD(move); //按數(shù)值加鍵（上鍵），數(shù)值加一，不支持連按
//if(temp==KEY_SUB)Press_KEY_SUB(move); //數(shù)值減（下鍵），支持連按
if(temp==KEY_SURE&&move) //確定鍵（左鍵）
{
move=0; //move復(fù)位
calendar_buf=calendar; //把設(shè)置完的值放入緩沖區(qū)
alarm_buf=alarm; //把設(shè)置完的值放入緩沖區(qū)
RTC_ITConfig(RTC_IT_SEC, ENABLE); //使能 RTC 秒中斷
delay_ms(1); //關(guān)閉秒中斷時(shí),RTC還是在走的，開啟秒中斷后要延時(shí)一段時(shí)間，把舊值覆蓋掉
calendar=calendar_buf; //用設(shè)置后的值覆蓋舊值
alarm=alarm_buf; //用設(shè)置后的值覆蓋舊值
RTC_Set(calendar.year,calendar.month,calendar.date,calendar.hour,calendar.min,calendar.sec);//寫入新值
Set_Alarm(calendar.year,calendar.month,calendar.date,alarm.hour1,alarm.min1,alarm.sec1,alarm.hour2,alarm.min2,alarm.sec2);//寫入新值
}
if((t!=calendar.sec&&move==0)||t1!=move) //秒更新或者按下移位鍵，顯示時(shí)間
{
t=calendar.sec;
POINT_COLOR=BLUE;
LCD_ShowNum(55,45,calendar.year,4,24);
LCD_ShowNum(125,45,calendar.month,2,24);
LCD_ShowNum(180,45,calendar.date,2,24);
switch(calendar.week)
{
case 0:
LCD_ShowString(60,115,200,24,24,"Sunday ");
break;
case 1:
LCD_ShowString(60,115,200,24,24,"Monday ");
break;
case 2:
LCD_ShowString(60,115,200,24,24,"Tuesday ");
break;
case 3:
LCD_ShowString(60,115,200,24,24,"Wednesday");
break;
case 4:
LCD_ShowString(60,115,200,24,24,"Thursday ");
break;
case 5:
LCD_ShowString(60,115,200,24,24,"Friday ");
break;
case 6:
LCD_ShowString(60,115,200,24,24,"Saturday ");
break;
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