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STM32電子鐘萬(wàn)年歷時(shí)鐘鬧鐘_LCD1602液晶屏 (仿真+原理圖+PCB+源碼+參考報(bào)告)
仿真：protues 8.9
程序編譯器：keil 5
編程語(yǔ)言：C語(yǔ)言
編號(hào)C0003
基本功能：
1.具有顯示年、月、日、時(shí)、分、秒功能；
2.能計(jì)算并顯示星期；
3.能手動(dòng)調(diào)整時(shí)間，設(shè)置鬧鐘；
4.具有鬧鐘功能，時(shí)間到聲光報(bào)警（蜂鳴器嘟嘟嘟，LED燈閃爍）。
文件清單：
- Proteus8.9 仿真圖；
- C語(yǔ)言源代碼，Keil5打開(kāi)；
- Altium Designer 原理圖 源文件和PDF；
- Altium Designer PCB 源文件和PDF；
- 參考報(bào)告（論文）。
仿真圖（提供源文件）：
原理圖（提供源文件）：
PCB（提供源文件）：
程序：
int main(void)
{
bool i = 0;
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* Configure the system clock */
SystemClock_Config();
delay_init(10); //3?ê??ˉ?óê±oˉêy
TIM3_Init(2400-1, 72-1); // 10ms
MX_RTC_Init();
Key_Init();
Beep_Init();
LCD_Init();
sAlrm_g.Alm_Hour = 0;
sAlrm_g.Alm_Min = 0;
sAlrm_g.Alm_Sec = 10;
while(1)
{
switch(set_mode)
{
case 0:
HAL_RTC_GetDate(&hrtc, &sDate_g, RTC_FORMAT_BIN);
HAL_RTC_GetTime(&hrtc, &sTime_g, RTC_FORMAT_BIN);
Conv_Disp_Data(0);
LCD_write_string(0, 0, (char*)temp_line_one);
LCD_write_string(0, 1, (char*)temp_line_two);
break;
case 1:
Conv_Disp_Data(i*1);
i = !i;
LCD_write_string(0, 0, (char*)temp_line_one);
break;
case 2:
Conv_Disp_Data(i*2);
i = !i;
LCD_write_string(0, 0, (char*)temp_line_one);
break;
case 3:
Conv_Disp_Data(i*3);
i = !i;
LCD_write_string(0, 0, (char*)temp_line_one);
break;
case 4:
Conv_Disp_Data(i*4);
i = !i;
LCD_write_string(0, 0, (char*)temp_line_one);
break;
case 5:
Conv_Disp_Data(i*5);
i = !i;
LCD_write_string(0, 0, (char*)temp_line_one);
break;
case 6:
Conv_Disp_Data(i*6);
i = !i;
LCD_write_string(0, 0, (char*)temp_line_one);
break;
case 7:
Conv_Disp_Data(i*7);
i = !i;
LCD_write_string(0, 1, (char*)temp_line_two);
break;
case 8:
Conv_Disp_Data(i*8);
i = !i;
LCD_write_string(0, 1, (char*)temp_line_two);
break;
case 9:
Conv_Disp_Data(i*9);
i = !i;
LCD_write_string(0, 1, (char*)temp_line_two);
break;
default:
break;
}
if( (sTime_g.Hours == sAlrm_g.Alm_Hour) && (sTime_g.Minutes == sAlrm_g.Alm_Min) && (sTime_g.Seconds == sAlrm_g.Alm_Sec) )
{
for(uint8_t j = 0; j < 10; j++)
{
LED2_TOG();
HAL_Delay(300);
}
}
HAL_Delay(100);
}
}
#include "lcd1602.h"
#define DELAY_2N 0
void lcd_delay_us(unsigned int t)
{
unsigned int i, j;
for(i = 10; i > 0; i--)
for(j = t; j > 0; j--);
}
void lcd_delay_ms(unsigned int t)
{
unsigned int i;
for(i = t; i > 0; i--)
lcd_delay_us(10);
}
//==================================================
void LCD_Init(void)
{
GPIO_InitTypeDef GPIO_Initure;
LCD_CTRL_CLK();
LCD_DATA_CLK();
GPIO_Initure.Pin = LCD_RS_PIN|LCD_RW_PIN|LCD_EN_PIN;
GPIO_Initure.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_Initure.Pull = GPIO_PULLUP;
GPIO_Initure.Speed = GPIO_SPEED_FREQ_MEDIUM;
HAL_GPIO_Init(LCD_CTRL_PORT, &GPIO_Initure);
GPIO_Initure.Pin = LCD_DATA0_PIN|LCD_DATA1_PIN|LCD_DATA2_PIN|LCD_DATA3_PIN|LCD_DATA4_PIN|LCD_DATA5_PIN|LCD_DATA6_PIN|LCD_DATA7_PIN;
HAL_GPIO_Init(LCD_DATA_PORT, &GPIO_Initure);
LCD_RW(0); //讀寫位直接低電平，只寫不讀
/*********************液晶初始化**************************/
lcd_delay_us(340);
LCD_RS(0);
LCD_write_cmd(0x38); // 8bit顯示模式,2行,5x7字體
lcd_delay_ms(4);
LCD_write_cmd(0x08); // 顯示關(guān)閉
lcd_delay_ms(4);
LCD_write_cmd(0x01); // 顯示清屏
lcd_delay_ms(4);
LCD_write_cmd(0x06); // 顯示光標(biāo)移動(dòng)設(shè)置
lcd_delay_ms(4);
LCD_write_cmd(0x0c); // 顯示開(kāi)，光標(biāo)開(kāi)，光標(biāo)閃爍
lcd_delay_ms(4);
LCD_write_cmd(0x01); //清屏
lcd_delay_ms(4);
}
/*--------------------------------------------------
函數(shù)說(shuō)明：寫命令到液晶
---------------------------------------------------*/
void LCD_write_cmd(unsigned char cmd)
{
LCD_RS(0);
LCD_Write_byte(cmd);
lcd_delay_us(340);
}
/*--------------------------------------------------
函數(shù)說(shuō)明：寫數(shù)據(jù)到液晶
---------------------------------------------------*/
void LCD_write_data(unsigned char w_data)
{
LCD_RS(1);
LCD_Write_byte(w_data);
lcd_delay_us(340);
}
/*--------------------------------------------------
函數(shù)說(shuō)明：寫4bit到液晶
--------------------------------------------------*/
void LCD_Write_byte(unsigned char num)
{
if (num&0x01)
data0(1);
else
data0(0);
if (num&0x02)
data1(1);
else
data1(0);
if (num&0x04)
data2(1);
else
data2(0);
if (num&0x08)
data3(1);
else
data3(0);
if (num&0x10)
data4(1);
else
data4(0);
if (num&0x20)
data5(1);
else
data5(0);
if (num&0x40)
data6(1);
else
data6(0);
if (num&0x80)
data7(1);
else
data7(0);
lcd_delay_us(340);
LCD_EN(1);
lcd_delay_us(340);
LCD_EN(0);
lcd_delay_us(340);
}
/*----------------------------------------------------
LCD_set_xy : 設(shè)置LCD顯示的起始位置
輸入?yún)?shù)：x、y : 顯示字符串的位置，X:0-15，Y:0-1
-----------------------------------------------------*/
void LCD_set_xy( unsigned char x, unsigned char y )
{
unsigned char address = 0;
if (y==0)
{
address=0x80+x;
}
else
{
address=0xc0+x;
}
// y ? (address=0xc0+x): (address=0x80+x) ;
LCD_write_cmd(address);
}
/*---------------------------------------------------
LCD_write_string : 英文字符串顯示函數(shù)
輸入?yún)?shù)：*s ：英文字符串指針；
X、Y : 顯示字符串的位置
---------------------------------------------------*/
void LCD_write_string(unsigned char X,unsigned char Y, char *s)
{
LCD_set_xy(X,Y);
while (*s != NULL)
{
LCD_write_data(*s);
s++;
}
}
//=======================================================
void LCD_wstring(unsigned char X,unsigned char *s)
{
LCD_write_cmd(X);
while (*s)
{
LCD_write_data(*s);
s++;
}
}
RTC初始化
/* Includes ------------------------------------------------------------------*/
#include "rtc.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
RTC_HandleTypeDef hrtc;
uint8_t table_week[12]={0,3,3,6,1,4,6,2,5,0,3,5};
uint8_t RTC_Get_Week(uint16_t year,uint8_t month,uint8_t day)
{
uint16_t temp2;
uint8_t yearH, yearL;
yearH=year/100; yearL=year%100;
// ???21??,????100
if (yearH>19)yearL+=100;
// ???????1900????
temp2=yearL+yearL/4;
temp2=temp2%7;
temp2=temp2+day + table_week[month-1];
if (yearL%4==0&&month<3)temp2--;
return(temp2%7);
}
/* RTC init function */
void MX_RTC_Init(void)
{
RTC_TimeTypeDef sTime = {0};
RTC_DateTypeDef DateToUpdate = {0};
/** Initialize RTC Only
*/
hrtc.Instance = RTC;
hrtc.Init.AsynchPrediv = RTC_AUTO_1_SECOND;
hrtc.Init.OutPut = RTC_OUTPUTSOURCE_ALARM;
if (HAL_RTC_Init(&hrtc) != HAL_OK)
{
}
DateToUpdate.Year = YEAR;
DateToUpdate.Month = MONTH;
DateToUpdate.Date = DATE;
DateToUpdate.WeekDay = WEEK;
if (HAL_RTC_SetDate(&hrtc, &DateToUpdate, RTC_FORMAT_BIN) != HAL_OK)
{}
sTime.Hours = HOUR;
sTime.Minutes = MIN;
sTime.Seconds = SEC;
if (HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BIN) != HAL_OK)
{}
}
void HAL_RTC_MspInit(RTC_HandleTypeDef* rtcHandle)
{
if(rtcHandle->Instance==RTC)
{
/* USER CODE BEGIN RTC_MspInit 0 */
/* USER CODE END RTC_MspInit 0 */
HAL_PWR_EnableBkUpAccess();
/* Enable BKP CLK enable for backup registers */
__HAL_RCC_BKP_CLK_ENABLE();
/* RTC clock enable */
__HAL_RCC_RTC_ENABLE();
/* USER CODE BEGIN RTC_MspInit 1 */
/* USER CODE END RTC_MspInit 1 */
}
}
void HAL_RTC_MspDeInit(RTC_HandleTypeDef* rtcHandle)
{
if(rtcHandle->Instance==RTC)
{
/* USER CODE BEGIN RTC_MspDeInit 0 */
/* USER CODE END RTC_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_RTC_DISABLE();
/* USER CODE BEGIN RTC_MspDeInit 1 */
/* USER CODE END RTC_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE BEGIN Prototypes */
/* USER CODE END 1 */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
資料清單：
下載鏈接：
https://docs.qq.com/doc/DS2p1UktYbmlTdER6
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