#include<reg52.h>#include<stdio.h>#include <intrins.h>#include"./uart/uart.h"#include"./delay/delay.h"#include"1602.h"sbit IR_IN = P3^2;sbit LED0 = P1^0;sbit LED1 = P1^1;sbit LED2 = P1^2;sbit LED3 = P1^3;sbit LED4 = P1^4;sbit LED5 = P1^5;sbit LED6 = P1^6;sbit LED7 = P1^7;unsigned int irtime;bit irok = 0;bit chang_ok = 0;bit startflag = 0;unsigned char irdata[33];unsigned char sbuf[5];unsigned char bitnum = 0;unsigned char str[35];unsigned char buf[4];unsigned char handle_ok = 0;void int0_init(){ IT0 = 1; //設置外部中斷的觸發方式 EA = 1; EX0 = 1;}void timer0_init(){ EA = 1; TMOD |= 0x02; TH0 = 0; ET0 = 1; TR0 = 1;}void timer0_isr() interrupt 1{ irtime++;//0.256ms 引導碼 13.5/0.256 = 52 1.12/0.256 = 4 0.56+1.685/0.256 = 8}/*void chang_num(){ unsigned char i; str[0] = irdata[0] / 10 + '0'; str[1] = irdata[0] % 10 + '0'; for(i = 0; i < 32; i++) { str[i + 2] = irdata[i + 1] + '0'; if(str[i + 2] <= (6 +'0')) { str[i + 2] = 0 + '0'; } else { str[i + 2] = 1 + '0'; } } str[34] = '/0'; chang_ok = 1;} */void num_handle(){ unsigned char i,j,k = 1; unsigned char temp = 0; if(irok == 1) { for(i = 0; i < 4; i++) { for(j = 0; j < 8; j++) { temp >>= 1; if(irdata[k] > 6) { temp += 0x80; } k++; } buf[i] = temp; } irok = 0; } if((buf[0] + buf[1] == 0xff) && (buf[2] + buf[3] == 0xff)) { handle_ok = 1; }}void main(){ timer0_init(); int0_init(); uart_init(); LCD_Init(); LCD_Clear(); while(1) { if(irok == 1) {// chang_num(); num_handle(); switch(buf[2]) { /* case 0x45: LED0 = ~ LED0;break; case 0x46: LED1 = ~ LED1;break; case 0x47: LED2 = ~ LED2;break; case 0x44: LED3 = ~ LED3;break; case 0x40: LED4 = ~ LED4;break; case 0x43: LED5 = ~ LED5;break; case 0x07: LED6 = ~ LED6;break; case 0x15: LED7 = ~ LED7;break; default:break;*/ case 0x45: sPRintf(sbuf,"%c",1 + 0X30); LCD_Write_String(0,0,sbuf); break; case 0x46: sprintf(sbuf,"%c",2 + 0X30); LCD_Write_String(0,0,sbuf); break; case 0x47: sprintf(sbuf,"%c",3 + 0X30); LCD_Write_String(0,0,sbuf); break; case 0x44: sprintf(sbuf,"%c",4 + 0X30); LCD_Write_String(0,0,sbuf); break; case 0x40: sprintf(sbuf,"%c",5 + 0X30); LCD_Write_String(0,0,sbuf); break; case 0x43: sprintf(sbuf,"%c",6 + 0X30); LCD_Write_String(0,0,sbuf); break; case 0x07: sprintf(sbuf,"%c",7 + 0X30); LCD_Write_String(0,0,sbuf); break; case 0x15: sprintf(sbuf,"%c",8 + 0X30); LCD_Write_String(0,0,sbuf); break; default:break; } if(handle_ok == 1) { str[0] = (buf[0] / 16) > 9 ? (buf[0] / 16) + 0x37 : (buf[0] / 16) + 0x30; str[1] = (buf[0] % 16) > 9 ? (buf[0] % 16) + 0x37 : (buf[0] % 16) + 0x30; str[2] = (buf[1] / 16) > 9 ? (buf[1] / 16) + 0x37 : (buf[1] / 16) + 0x30; str[3] = (buf[1] % 16) > 9 ? (buf[1] % 16) + 0x37 : (buf[1] % 16) + 0x30; str[4] = (buf[2] / 16) > 9 ? (buf[2] / 16) + 0x37 : (buf[2] / 16) + 0x30; str[5] = (buf[2] % 16) > 9 ? (buf[2] % 16) + 0x37 : (buf[2] % 16) + 0x30; str[6] = (buf[3] / 16) > 9 ? (buf[3] / 16) + 0x37 : (buf[3] / 16) + 0x30; str[7] = (buf[3] % 16) > 9 ? (buf[3] % 16) + 0x37 : (buf[3] % 16) + 0x30; str[8] = '/r'; str[9] = '/n'; handle_ok = 0; } uart_send_string(str); irok = 0; }/* if(chang_ok == 1) { uart_send_string(str); uart_send_byte('/n'); chang_ok = 0; } */ }}void int0_isr() interrupt 0{ if(startflag) { if((irtime > 40)&&(irtime < 60)) { bitnum = 0; } irdata[bitnum] = irtime; bitnum++; irtime = 0; if(bitnum == 33) { irok = 1; // irdata[33] = '/0'; bitnum = 0; startflag = 0; } } else { irtime = 0; startflag = 1; }}#include<reg52.h>#include"./uart/uart.h"void uart_init(){ SCON = 0x50; //設置串口工作模式，打開接受允許 //SM0 = 0 ; SM1 = 1 ; REN = 0 ； //TMOD &= 0x0f; TMOD |= 0x20; //設置定時器1為工作方式2 TH1 = 0xfd; //波特率9600 //ET1 = 0; TR1 = 1; //EA = 1; //ES = 1;}void uart_send_byte(unsigned char byte){ SBUF = byte; //TI位自動置1，手動清0 while(!TI);// while(TI != 1); TI = 0;}void uart_send_string(unsigned char *string){ while(*string) { uart_send_byte(*string); string++; } }#include "1602.h"#include "./delay/delay.h"#define CHECK_BUSY//是否使用判斷忙語句條件，后面使用條件編譯sbit RS = P2^4; //定義端口 sbit RW = P2^5;sbit EN = P2^6;#define RS_CLR RS=0 #define RS_SET RS=1#define RW_CLR RW=0 #define RW_SET RW=1 #define EN_CLR EN=0#define EN_SET EN=1#define DataPort P0/*------------------------------------------------ 判忙函數------------------------------------------------*/ bit LCD_Check_Busy(void) { #ifdef CHECK_BUSY DataPort= 0xFF; RS_CLR; RW_SET; EN_CLR; _nop_(); EN_SET; return (bit)(DataPort & 0x80);#else return 0;#endif }/*------------------------------------------------ 寫入命令函數------------------------------------------------*/ void LCD_Write_Com(unsigned char com) { while(LCD_Check_Busy()); //忙則等待 RS_CLR; RW_CLR; EN_SET; DataPort= com; _nop_(); EN_CLR; }/*------------------------------------------------ 寫入數據函數------------------------------------------------*/ void LCD_Write_Data(unsigned char Data) { while(LCD_Check_Busy()); //忙則等待 RS_SET; RW_CLR; EN_SET; DataPort= Data; _nop_(); EN_CLR; }/*------------------------------------------------ 清屏函數------------------------------------------------*/ void LCD_Clear(void) { LCD_Write_Com(0x01); delay_ms(5); }/*------------------------------------------------ 寫入字符串函數------------------------------------------------*/ void LCD_Write_String(unsigned char x,unsigned char y,unsigned char *s) { while (*s) { LCD_Write_Char(x,y,*s); s ++; x++; } }/*------------------------------------------------ 寫入字符函數------------------------------------------------*/void LCD_Write_Char(unsigned char x,unsigned char y,unsigned char Data) { if (y == 0) { LCD_Write_Com(0x80 + x); } else { LCD_Write_Com(0xC0 + x); } LCD_Write_Data( Data); }/*------------------------------------------------ 初始化函數------------------------------------------------*/ void LCD_Init(void) { LCD_Write_Com(0x38); /*顯示模式設置*/ delay_ms(5); LCD_Write_Com(0x38); delay_ms(5); LCD_Write_Com(0x38); delay_ms(5); LCD_Write_Com(0x38); LCD_Write_Com(0x08); /*顯示關閉*/ LCD_Write_Com(0x01); /*顯示清屏*/ LCD_Write_Com(0x06); /*顯示光標移動設置*/ delay_ms(5); LCD_Write_Com(0x0C); /*顯示開及光標設置*/}
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