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#include <reg52.h>
#define LCD1602_DB P0
sbit LCD1602_RS = P1^0;
sbit LCD1602_RW = P1^1;
sbit LCD1602_E = P1^5;
sbit ADDR0 = P1^0;
sbit ADDR1 = P1^1;
sbit ADDR2 = P1^2;
sbit ADDR3 = P1^3;
sbit ENLED = P1^4;
sbit KEY_IN_1 = P2^4;
sbit KEY_IN_2 = P2^5;
sbit KEY_IN_3 = P2^6;
sbit KEY_IN_4 = P2^7;
sbit KEY_OUT_1 = P2^3;
sbit KEY_OUT_2 = P2^2;
sbit KEY_OUT_3 = P2^1;
sbit KEY_OUT_4 = P2^0;
sbit BUZZ = P1^6;
unsigned int TouchTime = 0;
unsigned int StopTime = 0;
unsigned char C0 = 0xFF;
unsigned char C1 = 0xFF;
unsigned char C2 = 0xFF;
unsigned char C3 = 0xFF;
unsigned char C4 = 0xFF;
unsigned char C5 = 0xFF;
unsigned char C6 = 0xFF;
unsigned char x = 0;
unsigned char y = 0;
unsigned char ij = 0;
unsigned char j = 0;
unsigned char CG = 0;
unsigned char cc = 0;
unsigned int cnt = 0;
unsigned int cnt2 = 0;
unsigned int ENT = 0;
unsigned char morse1;
char morse_code_J[27][6] = //Ī˹Âë±í
{
{1,1,1,1,1,1,},
{1,-1,0,0,0,0,},{-1,1,1,1,0,0,},{-1,1,-1,1,0,0,},{-1,1,1,0,0,0,},{1,0,0,0,0,0,},
{1,1,-1,1,0,0,},{-1,-1,1,0,0,0,},{1,1,1,1,0,0,},{1,1,0,0,0,0,},{1,-1,-1,-1,0,0,},
{-1,1,-1,0,0,0,},{1,-1,1,1,0,0,},{-1,-1,0,0,0,0,},{-1,1,0,0,0,0,},{-1,-1,-1,0,0,0,},
{1,-1,-1,1,0,0,},{-1,-1,1,-1,0,0,},{1,-1,1,0,0,0,},{1,1,1,0,0,0,},{-1,0,0,0,0,0,},
{1,1,-1,0,0,0,},{1,1,1,-1,0,0,},{1,-1,-1,0,0,0,},{-1,1,1,-1,0,0,},{-1,1,-1,-1,0,0,},
{-1,-1,1,1,0,0,},
};
unsigned char morse_code_Z[] = " abcdefghijklmnopqrstuvwxyz";
char morse[6] = {0,0,0,0,0,0,};//Ī˹Âë´æ·Å
unsigned char morse_code[16] = " ";
void LedDriver(unsigned char a, unsigned char b);
void LcdDriver(unsigned char *str);
void CleanAll();
void main()
{
unsigned char i = 0;
unsigned char Wei = 0;
KEY_OUT_1 = 0;
KEY_OUT_4 = 0;
//ENLED = 0; //ʹÄÜU4£¬Ñ¡ÔñLEDµãÕó
//ADDR3 = 0; //ÒòΪÐèÒª¶¯Ì¬¸Ä±äADDR0-2µÄÖµ£¬ËùÒÔ²»ÐèÒªÔÙ³õʼ»¯ÁË
EA = 1; TMOD = 0x01; //ÉèÖÃT0Ϊģʽ1
TH0 = 0xFC; //ΪT0¸³³õÖµ0xFC67£¬¶¨Ê±1ms
TL0 = 0x67;
ET0 = 1; //ʹÄÜT0ÖжÏ
TR0 = 1; //Æô¶¯T0
//TouchTime > 0 && TouchTime <= 1000
//TouchTime > 1000
while(1)
{
if(ENT == 1)
{
LcdDriver(morse_code);
}
else
{if(StopTime >= 500)
{
for(i = 0; i < 27; i++)
{
ij = 0;
for(j = 0; j < 6; j++)
{
if(morse[j] == morse_code_J[i][j])//ÅжÏÊäÈëµÄĪ˹Âë
{
ij++;
}
/*if(i == 27 && j == 6 && ij != 6)//´íÎó´úÂë
{
StopTime = 0;
CG = 0;
cnt2 = 0;
for(i = 0; i <= 6; i++)
{
morse[i]=0;
}
}*/
if(ij == 6)
{
morse_code[Wei++] = morse_code_Z[i];
//morse_code[0] = morse_code_Z[i];
//LcdDriver(morse_code);//lcdÇý¶¯
StopTime = 0;
CG = 0;
cnt2 = 0;
cc = 0;
P0 = 0xFF;
C1 = 0xFF;
C2 = 0xFF;
C3 = 0xFF;
C4 = 0xFF;
C5 = 0xFF;
C6 = 0xFF;
morse1 = 0xFF;
/*if(Wei == 16)
{
unsigned char morse_code[16] = "0000000000000000";
}*/
for(i = 0; i < 6; i++)
{
morse[i]=0;
}
}
}
}
}
//else if()
if(TouchTime > 0 && TouchTime <= 200)
{
morse[CG]= 1;
TouchTime = 0;
cnt = 0;
LedDriver(1, CG);
CG++;
cnt2 = 0;
StopTime = 0;
}
else if(TouchTime > 200)
{
morse[CG] = -1;
TouchTime = 0;
cnt = 0;
LedDriver(-1, CG);//ledÇý¶¯
CG++;
cnt2 = 0;
StopTime = 0;
}
}
}
}
void InterruptTimer0() interrupt 1
{
static unsigned char i = 0;
static unsigned char keybuf[3] = {0xFF, 0xFF, 0xFF, };
TH0 = 0xFC; TL0 = 0x67;
keybuf[0] = (keybuf[0] << 1) | KEY_IN_4;//key4
keybuf[1] = (keybuf[1] << 1) | KEY_IN_3;
if ((keybuf[0] & 0x0F) == 0x00)
{ //Åжϰ´ÏÂ
cnt++;
cc = 1;
//BUZZ = ~BUZZ;
}
else if ((keybuf[0] & 0x0F) == 0x0F && cc != 0)
{//Åжϵ¯Æð
TouchTime = cnt;
cnt2++;
StopTime = cnt2;
}
if ((keybuf[1] & 0x0F) == 0x00)
{ //KeySta[i] = 0;
ENT = 1;
}
else if ((keybuf[1] & 0x0F) == 0x0F)
{ //KeySta[i] = 1;
ENT = 0;
}
//if( ENLED == 0)
P0 = 0xFF; //ÏÔʾÏûÒþ
switch (i)
{
case 0: ADDR2=0; ADDR1=0; ADDR0=0; i++; P0=C0; break;
case 1: ADDR2=0; ADDR1=0; ADDR0=1; i++; P0=C1; break;
case 2: ADDR2=0; ADDR1=1; ADDR0=0; i++; P0=C2; break;
case 3: ADDR2=0; ADDR1=1; ADDR0=1; i++; P0=C3; break;
case 4: ADDR2=1; ADDR1=0; ADDR0=0; i++; P0=C4; break;
case 5: ADDR2=1; ADDR1=0; ADDR0=1; i++; P0=C5; break;
case 6: ADDR2=1; ADDR1=1; ADDR0=0; i++; P0=0xFF; break;
case 7: ADDR2=1; ADDR1=1; ADDR0=1; i=0; P0=0xFF; break;
default: break;
}
//ENLED = ~ENLED;
/*
else
{
LcdDriver(morse_code);
ENLED = ~ENLED;
P0 = 0xFF; }
*/
}
void LedDriver( char a, unsigned char b)//Ī˹Âë¼Ó²ã¸ß¡¢¡¢Ã»ÎÊÌâ
{
//unsigned char morse1;
ENLED = 0;
ADDR3 = 0;
if(a == 1)
{
morse1 = 0xfe;
}
else if(a == -1)
{
morse1 = 0xf8;
}
switch(b)
{
case 0: C0 = morse1;break;
case 1: C1 = morse1;break;
case 2: C2 = morse1;break;
case 3: C3 = morse1;break;
case 4: C4 = morse1;break;
case 5:C5 = morse1;break;
default: break;
}
}
void LcdWaitReady()
{
unsigned char sta;
LCD1602_DB = 0xFF;
LCD1602_RS = 0;
LCD1602_RW = 1;
do {
LCD1602_E = 1;
sta = LCD1602_DB; //¶Áȡ״̬×Ö
LCD1602_E = 0;
} while (sta & 0x80); //bit7µÈÓÚ1±íʾҺ¾§Õý棬Öظ´¼ì²âÖ±µ½ÆäµÈÓÚ0Ϊֹ
}
// ÏòLCD1602Òº¾§Ð´ÈëÒ»×Ö½ÚÊý¾Ý£¬dat-´ýдÈëÊý¾ÝÖµ void LcdWriteDat(unsigned char dat)
{
LcdWaitReady();
LCD1602_RS = 1;
LCD1602_RW = 0;
LCD1602_DB = dat;
LCD1602_E = 1;
LCD1602_E = 0;
}
// ÏòLCD1602Òº¾§Ð´ÈëÒ»×Ö½ÚÃüÁcmd-´ýдÈëÃüÁîÖµ void LcdWriteCmd(unsigned char cmd)
{
LcdWaitReady();
LCD1602_RS = 0;
LCD1602_RW = 0;
LCD1602_DB = cmd;
LCD1602_E = 1;
LCD1602_E = 0;
}
void LcdSetCursor(unsigned char x, unsigned char y)
{
unsigned char addr;
if (y == 0) //ÓÉÊäÈëµÄÆÁÄ»×ø±ê¼ÆËãÏÔʾRAMµÄµØÖ·
addr = 0x00 + x; //µÚÒ»ÐÐ×Ö·ûµØÖ·´Ó0x00Æðʼ
else
addr = 0x40 + x; //µÚ¶þÐÐ×Ö·ûµØÖ·´Ó0x40Æðʼ
LcdWriteCmd(addr | 0x80); //ÉèÖÃRAMµØÖ·
}
void LcdShowStr(unsigned char *str)
{
/*
if(str == "\n")
{
y++;
}
*/
//LcdSetCursor(x, y); //ÉèÖÃÆðʼµØÖ·
LcdSetCursor(0, 0);
while(*str != '\0') //Á¬ÐøдÈë×Ö·û´®Êý¾Ý£¬Ö±µ½¼ì²âµ½½áÊø·û
{
LcdWriteDat(*str++); //ÏÈÈ¡strÖ¸ÏòµÄÊý¾Ý£¬È»ºóstr×Ô¼Ó1
}
/*if(str != "\n")
{
x++;
}*/
}
void InitLcd1602()
{
LcdWriteCmd(0x38); //16*2ÏÔʾ£¬5*7µãÕó£¬8λÊý¾Ý½Ó¿Ú
LcdWriteCmd(0x0C); //ÏÔʾÆ÷¿ª£¬¹â±ê¹Ø±Õ
LcdWriteCmd(0x06); //ÎÄ×Ö²»¶¯£¬µØÖ·×Ô¶¯+1
LcdWriteCmd(0x01); //ÇåÆÁ
}
void LcdDriver(unsigned char *str)
{
ENLED = 1;
ADDR3 = 1;
InitLcd1602();
LcdShowStr(str);
}
/*void CleanAll()
{
C1 = 0xFF;
C2 = 0xFF;
C3 = 0xFF;
C4 = 0xFF;
C5 = 0xFF;
TouchTime = 0;
StopTime = 0;
CengGao = 0;
keybuf[3] = {0xFF, 0xFF, 0xFF, };
cnt = 0;
cnt2 = 0;
x = 0;
y = 0;
ij = 0;
}*/