關于電子日歷改良版原理圖與單片機源代碼

ID:270088 · 發表于 2018-1-3 21:01

單片機源程序如下:

#define MAIN_Fosc 22118400L //定義主時鐘
#include "STC15Fxxxx.H"
/***********************************************************/
#define DIS_DOT 0x20
#define DIS_BLACK 0x10
#define DIS_ 0x11
#define SLAW 0xA2
#define SLAR 0xA3
sbit SDA = P1^1; //定義SDA PIN5
sbit SCL = P1^0; //定義SCL PIN6
/****************************** 用戶定義宏 ***********************************/
#define Timer0_Reload (65536UL -(MAIN_Fosc / 1000)) //Timer 0 中斷頻率, 1000次/秒
/************* 本地常量聲明 **************/
u8 code t_display[]={ //標準字庫
// 0 1 2 3 4 5 6 7 8 9 A B C D E F
0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C,0x39,0x5E,0x79,0x71,
//black - H J K L N o P U t G Q r M y
0x00,0x40,0x76,0x1E,0x70,0x38,0x37,0x5C,0x73,0x3E,0x78,0x3d,0x67,0x50,0x37,0x6e,
0xBF,0x86,0xDB,0xCF,0xE6,0xED,0xFD,0x87,0xFF,0xEF,0x46}; //0. 1. 2. 3. 4. 5. 6. 7. 8. 9. -1
u8 code T_COM[]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80}; //位碼
/************* IO口定義 **************/
sbit P_HC595_SER = P4^0; //pin 14 SER data input
sbit P_HC595_RCLK = P5^4; //pin 12 RCLk store (latch) clock
sbit P_HC595_SRCLK = P4^3; //pin 11 SRCLK Shift data clock
/************* 本地變量聲明 **************/
u8 LED8[8]; //顯示緩沖
u8 display_index; //顯示位索引
bit B_1ms; //1ms標志
u8 IO_KeyState, IO_KeyState1, IO_KeyHoldCnt; //行列鍵盤變量
u8 KeyHoldCnt; //鍵按下計時
u8 KeyCode; //給用戶使用的鍵碼, 1~16有效
u8 cnt50ms;
u8 hour,minute,second; //RTC變量
u8 year,month,date; //Cadendar變量
u16 msecond;
u8 m;
u8 flag=0;
u8 flaging=1;
u16 k=0;
unsigned char tt[2]={0x12,0x17};
unsigned char tt0[1]={0x13};
unsigned char newtime[3]={0x00,0x00,0x10};
/************* 本地函數聲明 **************/
void CalculateAdcKey(u16 adc);
void IO_KeyScan(void); //50ms call
void WriteNbyte(u8 addr, u8 *p, u8 number);
void ReadNbyte( u8 addr, u8 *p, u8 number);
void DisplayRTC(void);
void DisplayCadendar(void);
void ReadRTC(void);
void WriteRTC(void);
void ReadCadendar(void);
void WriteCadendar(void);
/**************** 外部函數聲明和外部變量聲明 *****************/
void main(void)
{
u8 i;
P0M1 = 0; P0M0 = 0; //設置為準雙向口
P1M1 = 0; P1M0 = 0; //設置為準雙向口
P2M1 = 0; P2M0 = 0; //設置為準雙向口
P3M1 = 0; P3M0 = 0; //設置為準雙向口
P4M1 = 0; P4M0 = 0; //設置為準雙向口
P5M1 = 0; P5M0 = 0; //設置為準雙向口
P6M1 = 0; P6M0 = 0; //設置為準雙向口
P7M1 = 0; P7M0 = 0; //設置為準雙向口
display_index = 0;
AUXR = 0x80; //Timer0 set as 1T, 16 bits timer auto-reload,
TH0 = (u8)(Timer0_Reload / 256);
TL0 = (u8)(Timer0_Reload % 256);
ET0 = 1; //Timer0 interrupt enable
TR0 = 1; //Tiner0 run
IE1 = 0; //外中斷1標志位
IT1 = 1; //INT1下降沿觸發
EX1 = 1; //外中斷1允許位
PX1 = 1; //外部中斷1為高優先級
EA = 1; //打開總中斷
for(i=0; i<8; i++) LED8[i] = 0x10; //上電消隱
WriteNbyte(2,newtime,3);
ReadRTC();
WriteNbyte(5,tt0,1);
WriteNbyte(7,tt,2);
ReadCadendar();
F0 = 0;
if(second >= 60) F0 = 1;
if(minute >= 60) F0 = 1;
if(hour >= 24) F0 = 1;
if(date >= 31) F0 = 1;
if(month >= 12) F0 = 1;
if(year >= 99) F0 = 1;
if(F0) //有錯誤, 默認12:30:00 17-12-13
{
second = 0;
minute = 30;
hour = 12;
WriteRTC();
date = 13 ;
month= 12 ;
year = 17 ;
WriteCadendar();
}
DisplayRTC();
KeyHoldCnt = 0; //鍵按下計時
KeyCode = 0; //給用戶使用的鍵碼, 1~16有效
IO_KeyState = 0;
IO_KeyState1 = 0;
IO_KeyHoldCnt = 0;
cnt50ms = 0;
while(1)
{
while(flag==0)
{
if(B_1ms) //1ms到
{
B_1ms = 0;
if(++msecond >= 500) //1秒到
{
msecond = 0;
ReadRTC();
DisplayRTC();
}
if(++cnt50ms >= 50) //50ms掃描一次行列鍵盤
{
cnt50ms = 0;
IO_KeyScan();
}
if(KeyCode != 0) //有鍵按下
{
if(KeyCode == 17) //hour +1
{
if(++hour >= 24) hour = 0;
WriteRTC();
DisplayRTC();
}
if(KeyCode == 18) //hour -1
{
if(--hour >= 24) hour = 23;
WriteRTC();
DisplayRTC();
}
if(KeyCode == 19) //minute +1
{
second = 0;
if(++minute >= 60) minute = 0;
WriteRTC();
DisplayRTC();
}
if(KeyCode == 20) //minute -1
{
second = 0;
if(--minute >= 60) minute = 59;
WriteRTC();
DisplayRTC();
}
if(KeyCode == 21)
{
flag=1;
}
KeyCode = 0;
}
}
}
while(flag ==1)
{
if(k>202)
{
DisplayCadendar();
k=0;
if(++cnt50ms >= 50)
{
cnt50ms = 0;
IO_KeyScan();
}
if(KeyCode !=0)
{
if(KeyCode == 22)
{
flag=0;
}
if(KeyCode == 25) //year +1
{
KeyCode =0;
if(++year >= 99) year = 0;
WriteCadendar();
DisplayCadendar();
//while(1);
}
if(KeyCode == 26) //year -1
{
KeyCode =0;
if(--year >= 100) year =99;
WriteCadendar();
DisplayCadendar();
}
if(KeyCode == 27) //month +1
{
KeyCode =0;
if(++month >= 13) month = 1;
WriteCadendar();
DisplayCadendar();
}
if(KeyCode == 28) //month -1
{
KeyCode =0;
if(--month==0) month = 12;
WriteCadendar();
DisplayCadendar();
}
if(KeyCode == 29) //date +1
{
KeyCode =0;
if(++date >= 32) date = 1;
WriteCadendar();
DisplayCadendar();
}
if(KeyCode == 30) //date -1
{
KeyCode =0;
if(--date == 0) date = 31;
WriteCadendar();
DisplayCadendar();
}
}
}
k++;
}
}
}
/********************** 顯示時鐘函數 ************************/
void DisplayRTC(void)
{
if(hour >= 10) LED8[0] = hour / 10;
else LED8[0] = DIS_BLACK;
LED8[1] = hour % 10;
LED8[2] = DIS_;
LED8[3] = minute / 10;
LED8[4] = minute % 10;
LED8[5] = DIS_;
LED8[6] = second / 10;
LED8[7] = second % 10;
}
/********************** 顯示日歷函數 ************************/
void DisplayCadendar(void)
{
LED8[0] = 2;
LED8[1] = 0;
if(year >= 10) LED8[2] = year / 10;
else
LED8[2] = DIS_BLACK;
LED8[3] = year % 10;
LED8[4] = month / 10;
LED8[5] = month % 10;
LED8[6] = date / 10;
LED8[7] = date % 10;
}
/**********************讀RTC函數************************/
void ReadRTC(void)
{
u8 tmp[3];
ReadNbyte(2, tmp, 3);
second = ((tmp[0] >> 4) & 0x07) * 10 + (tmp[0] & 0x0f);
minute = ((tmp[1] >> 4) & 0x07) * 10 + (tmp[1] & 0x0f);
hour = ((tmp[2] >> 4) & 0x03) * 10 + (tmp[2] & 0x0f);
// if(minute==20) 19-59停止
// while(1);
}
/**********************寫RTC函數************************/
void WriteRTC(void)
{
u8 tmp[3];
tmp[0] = ((second / 10) << 4) + (second % 10);
tmp[1] = ((minute / 10) << 4) + (minute % 10);
tmp[2] = ((hour / 10) << 4) + (hour % 10);
WriteNbyte(2, tmp, 3);
}
/********************** 讀Cadendar函數 ************************/
void ReadCadendar(void)
{
u8 cad[3];
ReadNbyte(5, cad, 1);
ReadNbyte(7, cad+1, 2);
date = ((cad[0] >> 4) & 0x03) * 10 + (cad[0] & 0x0f);
month = ((cad[1] >> 4) & 0x01) * 10 + (cad[1] & 0x0f);
year = (cad[2] >> 4) * 10 + (cad[2] & 0x0f);
}
/********************** 寫Cadendar函數 ************************/
void WriteCadendar(void)
{
u8 cad[3];
cad[0] = ((date / 10) << 4) + (date % 10);
cad[1] = ((month / 10) << 4) + (month % 10);
cad[2] = ((year / 10) << 4) + (year % 10);
WriteNbyte(5, cad, 1);
WriteNbyte(7, cad+1, 2);
}
/*****************************************************
行列鍵掃描程序
使用XY查找4x4鍵的方法,只能單鍵,速度快
Y P04 P05 P06 P07
| | | |
X | | | |
P00 ---- K00 ---- K01 ---- K02 ---- K03 ----
| | | |
P01 ---- K04 ---- K05 ---- K06 ---- K07 ----
| | | |
P02 ---- K08 ---- K09 ---- K10 ---- K11 ----
| | | |
P03 ---- K12 ---- K13 ---- K14 ---- K15 ----
| | | |
******************************************************/
u8 code T_KeyTable[16] = {0,1,2,0,3,0,0,0,4,0,0,0,0,0,0,0};
void IO_KeyDelay(void)
{
u8 i;
i = 60;
while(--i) ;
}
void IO_KeyScan(void) //50ms call
{
u8 j;
j = IO_KeyState1; //保存上一次狀態
P0 = 0xf0; //X低,讀Y
IO_KeyDelay();
IO_KeyState1 = P0 & 0xf0;
P0 = 0x0f; //Y低,讀X
IO_KeyDelay();
IO_KeyState1 |= (P0 & 0x0f);
IO_KeyState1 ^= 0xff; //取反
if(j == IO_KeyState1) //連續兩次讀相等
{
j = IO_KeyState;
IO_KeyState = IO_KeyState1;
if(IO_KeyState != 0) //有鍵按下
{
F0 = 0;
if(j == 0) F0 = 1; //第一次按下
else if(j == IO_KeyState)
{
if(++IO_KeyHoldCnt >= 20) //1秒后重鍵
{
IO_KeyHoldCnt = 18;
F0 = 1;
}
}
if(F0)
{
j = T_KeyTable[IO_KeyState >> 4];
if((j != 0) && (T_KeyTable[IO_KeyState& 0x0f] != 0))
KeyCode = (j - 1) * 4 + T_KeyTable[IO_KeyState & 0x0f] + 16; //計算鍵碼,17~32
}
}
else IO_KeyHoldCnt = 0;
}
P0 = 0xff;
}
/**************** 向HC595發送一個字節函數 ******************/
void Send_595(u8 dat)
{
u8 i;
for(i=0; i<8; i++)
{
dat <<= 1;
P_HC595_SER = CY;
P_HC595_SRCLK = 1;
P_HC595_SRCLK = 0;
}
}
/********************** 顯示掃描函數 ************************/
void DisplayScan(void)
{
Send_595(~T_COM[display_index]); //輸出位碼
Send_595(t_display[LED8[display_index]]); //輸出段碼
P_HC595_RCLK = 1;
P_HC595_RCLK = 0; //所存輸出數據
if(++display_index >= 8) display_index = 0; //8位結束回0
}
/********************** Timer0 1ms中斷函數 ************************/
void timer0 (void) interrupt TIMER0_VECTOR
{
DisplayScan(); //1ms掃描顯示一位
B_1ms = 1; //1ms標志
}
/****************************/
void I2C_Delay(void) //for normal MCS51, delay (2 * dly + 4) T, for STC12Cxxxx delay (4 * dly + 10) T
{
u8 dly;
dly = MAIN_Fosc / 2000000UL; //按2us計算
while(--dly) ;
}
/****************************/
void I2C_Start(void) //start the I2C, SDA High-to-low when SCL is high
{
SDA = 1;
I2C_Delay();
SCL = 1;
I2C_Delay();
SDA = 0;
I2C_Delay();
SCL = 0;
I2C_Delay();
}
void I2C_Stop(void) //STOP the I2C, SDA Low-to-high when SCL is high
{
SDA = 0;
I2C_Delay();
SCL = 1;
I2C_Delay();
SDA = 1;
I2C_Delay();
}
void S_ACK(void) //Send ACK (LOW)
{
SDA = 0;
I2C_Delay();
SCL = 1;
I2C_Delay();
SCL = 0;
I2C_Delay();
}
void S_NoACK(void) //Send No ACK (High)
{
SDA = 1;
I2C_Delay();
SCL = 1;
I2C_Delay();
SCL = 0;
I2C_Delay();
}
void I2C_Check_ACK(void) //Check ACK, If F0=0, then right, if F0=1, then error
{
SDA = 1;
I2C_Delay();
SCL = 1;
I2C_Delay();
F0 = SDA;
SCL = 0;
I2C_Delay();
}
/****************************/
void I2C_WriteAbyte(u8 dat) //write a byte to I2C
{
u8 i;
i = 8;
do
{
if(dat & 0x80) SDA = 1;
else SDA = 0;
dat <<= 1;
I2C_Delay();
SCL = 1;
I2C_Delay();
SCL = 0;
I2C_Delay();
}
while(--i);
}
/****************************/
u8 I2C_ReadAbyte(void) //read A byte from I2C
{
u8 i,dat;
i = 8;
SDA = 1;
do
{
SCL = 1;
……………………
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ID:359571 · 發表于 2018-6-26 18:23

樓主發一下文件給我，我急用，救人一命勝造七級浮屠，1540491521@qq.com，拜托您了

ID:359571 · 發表于 2018-6-26 18:26

樓主里面有電子CAD畫的原理圖嗎？

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關于電子日歷改良版原理圖與單片機源代碼

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