学习STM32单片机自带RTC的使用，SSD1306 OLED显示，DHT11数据 -

#include "delay.h"
#include "sys.h"
#include "oled.h"
#include "bmp.h"
#include "rtc.h"
#include "dht11.h"
int main(void)
{ u8 t;
delay_init(); //延时函数初始化
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);// 设置中断优先级分组2 //设置NVIC中断分组2:2位抢占优先级，2位响应优先级
OLED_Init(); //初始化OLED
OLED_ColorTurn(0);//0正常显示，1 反色显示
OLED_DisplayTurn(0);//0正常显示 1 屏幕翻转显示
OLED_Clear();
while(RTC_Init()) //RTC初始化，一定要初始化成功
{
OLED_ShowString(8,6,"RTC ERROR! ",16,1);
OLED_Refresh();
delay_ms(800);
OLED_Clear();
OLED_ShowString(8,6,"RTC Trying... ",8,1);
OLED_Refresh();
delay_ms(800);
OLED_Clear();
}
OLED_ShowString(8,6,"RTC OK! ",8,1);
OLED_Refresh();
delay_ms(800);
OLED_Clear();
OLED_ShowChinese(25,4,9,12,1);//12*12 年
OLED_ShowChinese(50,4,10,12,1);//12*12 月
OLED_ShowChinese(76,4,2,12,1);//12*12 日
OLED_ShowChinese(0,52,11,12,1);//12*12 温
OLED_ShowChinese(13,52,13,12,1);//12*12 度
OLED_ShowChinese(69,52,12,12,1);//12*12 湿
OLED_ShowChinese(82,52,13,12,1);//12*12 度
OLED_ShowChinese(48,52,14,12,1);//12*12 ℃
OLED_ShowChinese(116,52,15,12,1);//12*12 ％
//OLED_DrawCircle(100,26,18);
OLED_Refresh();
while(1)
{
if(t!=calendar.sec)
{
t=calendar.sec;
OLED_ShowString(28,19,":",24,1);
OLED_ShowNum(0,5,calendar.w_year,4,12,1);
OLED_ShowNum(38,5,calendar.w_month,2,12,1);
OLED_ShowNum(63,5,calendar.w_date,2,12,1);
OLED_Refresh();
//switch(calendar.week)
//{
// case 0:
// OLED_ShowChinese(62,1,2,12,0); //12*12 日
// break;
// case 1:
// OLED_ShowChinese(62,1,3,12,0); //12*12 一
// break;
// case 2:
// OLED_ShowChinese(62,1,4,12,0); //12*12 二
// break;
// case 3:
// OLED_ShowChinese(62,1,5,12,0); //12*12 三
// break;
// case 4:
// OLED_ShowChinese(62,1,6,12,0); //12*12 四
// break;
// case 5:
// OLED_ShowChinese(62,1,7,12,0); //12*12 五
// break;
// case 6:
// OLED_ShowChinese(62,1,8,12,0); //12*12 六
// break;
//}
OLED_ShowNum(4,20,calendar.hour,2,24,1);
OLED_ShowNum(40,20,calendar.min,2,24,1);
OLED_ShowNum(68,32,calendar.sec,2,12,1);
OLED_Refresh();
if(DHT11_ReadData()) //如果DHT11读取到数据了,那么就显示
{
OLED_ShowNum(32,52,DHT11_GetTemp()/256,2,12,1); //输出温度
OLED_ShowNum(100,52,DHT11_GetHem()/256,2,12,1); //输出湿度
}
else //若DHT11采集不成功,那么就失败
{
OLED_ShowString(32,52,"??",12,1);
OLED_ShowString(100,52,"??",12,1);
}
delay_ms(500);
delay_ms(500); //延时,避免刷新DHT11数据太块
}
}
}

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