#define MAIN_Fosc 30000000L //
#include <STC15Fxxxx.H>
#define Timer0_Reload (65536UL -(MAIN_Fosc / 1000)) //Timer
/*****************************************************************************/
#define DIS_DOT 0x80
#define DIS_BLACK 0x10
#define DIS_ 0x11
/************* **************/
unsigned char code t_display[]={
// 0 1 2 3 4 5 6 7 8 9 A B C D E F
0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E,//0-F
//black - H J K L N o P U t G Q r M y
0xFF,0xBF,0x89,0xF1,0x8F,0xC7,0xAB,0xA3,0x8C,0xC1,0x87,0xC2,0x98,0xAF,0xC8,0x91,//10-1F
// 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,
// 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,
// 0 1 2 3 4 5 6 7 8 9 A B C D E F
0x40,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C,0x39,0x5E,0x79,0x71}; //20-2F
unsigned char code T_COM[]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80,0XBF};
/************* **************/
sbit P_HC595_SER = P2^2; //pin 14 SER data input
sbit P_HC595_RCLK = P2^3; //pin 12 RCLk store (latch) clock
sbit P_HC595_SRCLK = P2^4; //pin 11 SRCLK Shift data clock
/************* **************/
unsigned char LED8[8];
unsigned char display_index;
bit B_1ms;
unsigned char KeyCode;
unsigned char cnt10ms;
unsigned char IO_KeyState, IO_KeyState1, IO_KeyHoldCnt;
unsigned char cnt50ms;
unsigned char hour,minute,second;
unsigned int msecond;
/************* **************/
void DisplayRTC(void)
{
if(hour >= 10) LED8[0] = hour / 10;
else LED8[0] = DIS_BLACK;
LED8[1] = hour % 10;
LED8[2] = minute / 10 ;
LED8[3] = minute % 10;
LED8[4] = second / 10;
LED8[5] = second % 10;
if(msecond >= 500) LED8[1] &= DIS_DOT;/
}
/********************* ************************/
void RTC(void)
{
if(++second >= 60)
{
second = 0;
if(++minute >= 60)
{
minute = 0;
if(++hour >= 24) hour = 0;
}
}
}
void IO_KeyScan(void)；
/********************** ************************/
void main(void)
{
unsigned char i,k;
P0M1 = 0; P0M0 = 0;
P1M1 = 0; P1M0 = 0;
P2M1 = 0; P2M0 = 0;
P3M1 = 0; P3M0 = 0;
P4M1 = 0; P4M0 = 0;
P5M1 = 0; P5M0 = 0;
P6M1 = 0; P6M0 = 0;
P7M1 = 0; P7M0 = 0;
AUXR = 0x80; //Timer0 set as 1T, 16 bits timer auto-reload,
TH0 = (unsigned char)(Timer0_Reload / 256);
TL0 = (unsigned char)(Timer0_Reload % 256);
ET0 = 1; //Timer0 interrupt enable
TR0 = 1; //Tiner0 run
EA = 1; //
display_index = 0;
RTC();
DisplayRTC();
for(i=0; i<8; i++) LED8[ i] = DIS_BLACK;[ i]
for(i=0; i<8; i++) LED8[ i] = i;[ i]
k = 0;
LED8[6] = 0;
LED8[7] = 0;
hour = 12;
minute = 0;
second = 0;
KeyCode = 0;
cnt10ms = 0;
IO_KeyState = 0;
IO_KeyState1 = 0;
IO_KeyHoldCnt = 0;
cnt50ms = 0;
while(1)
{
if(B_1ms) //1msμ?
{
B_1ms = 0;
if(++msecond >= 1000) //1??μ?
{
msecond = 0;
RTC();
DisplayRTC();
}
if(msecond >= 500) LED8[1] &= DIS_DOT;//D?ê±oóμ?D?êyμ?×???éá
if(++cnt50ms >= 50) //50msé¨?èò?′?DDáD?ü?ì
{
cnt50ms = 0;
IO_KeyScan();
}
if(KeyCode > 0) //óD?ü°′??
{
LED8[6] = KeyCode / 10; //??ê??ü??
LED8[7] = KeyCode % 10; //??ê??ü??
if(KeyCode == 1) //hour +1
{
if(++hour >= 24) hour = 0;
DisplayRTC();
}
if(KeyCode == 2) //hour -1
{
if(--hour >= 24) hour = 23;
DisplayRTC();
}
if(KeyCode == 3) //minute +1
{
second = 0;
if(++minute >= 60) minute = 0;
DisplayRTC();
}
if(KeyCode == 4) //minute -1
{
second = 0;
if(--minute >= 60) minute = 59;
DisplayRTC();
}
KeyCode = 0;
}
}
}
}
/**********************************************/
/*****************************************************
Y P04 P05 P06 P07
| | | |
X | | | |
P00 ---- K00 ---- K01 ---- K02 ---- K03 ---- 0
| | | |
P01 ---- K04 ---- K05 ---- K06 ---- K07 ---- 0
| | | |
P02 ---- K08 ---- K09 ---- K10 ---- K11 ---- 0
| | | |
P03 ---- K12 ---- K13 ---- K14 ---- K15 ---- 0
| | | |
******************************************************/
unsigned char code T_KeyTable[16] = {0,1,2,0,3,0,0,0,4,0,0,0,0,0,0,0};
void IO_KeyDelay(void)
{
unsigned char i;
i = 60;
while(--i) ;
}
void IO_KeyScan(void)
{
unsigned char j;
j = IO_KeyState1;
P0 = 0xf0;
IO_KeyDelay();
IO_KeyState1 = P0 & 0xf0;
P0 = 0x0f;
IO_KeyDelay();
IO_KeyState1 |= (P0 & 0x0f);
IO_KeyState1 ^= 0xff;
if(j == IO_KeyState1)
{
j = IO_KeyState;
IO_KeyState = IO_KeyState1;
if(IO_KeyState != 0)
{
F0 = 0;
if(j == 0) F0 = 1;
else if(j == IO_KeyState)
{
if(++IO_KeyHoldCnt >= 20)
{
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];
}
}
else IO_KeyHoldCnt = 0;
}
P0 = 0xff;
}
/**************** ******************/
void Send_595(unsigned char dat)
{
unsigned char i;
for(i=0; i<8; i++)
{
dat <<= 1;
P_HC595_SER = CY;
P_HC595_SRCLK = 1;
P_HC595_SRCLK = 0;
}
}
/********************* ***********************/
void DisplayScan(void)
{
Send_595(T_COM[display_index]); /
Send_595(t_display[LED8[display_index]]); /
P_HC595_RCLK = 1;
P_HC595_RCLK = 0;
if(++display_index >= 8) display_index = 0; /
}
/********************** Timer0 1m ************************/
void timer0 (void) interrupt 1
{
DisplayScan(); //1m
B_1ms = 1; //1m
}
|
QQ好友和群
QQ空间
腾讯微博
腾讯朋友
收藏
淘帖
顶
踩
