12 2022 档案

12-串口通信进阶
摘要：#include "reg52.h" sfr AUXR = 0x8e; void delay(unsigned char t) { while(t--); } void SelectHC573(unsigned char n) { switch(n) { case 4: P2 = (P2&0x1f) 阅读全文
posted @ 2022-12-31 10:03 Unclesundada 阅读(30) 评论(0) 推荐(0) 编辑
11-串口通信
摘要：#include "reg52.h" sfr AUXR = 0x8e; unsigned char urdat; void InitUart() { TMOD = 0x20; TH1 = 0xfd; TL1 = 0xfd; TR1 = 1; SCON = 0x50; AUXR = 0x00; ES 阅读全文
posted @ 2022-12-30 09:24 Unclesundada 阅读(41) 评论(0) 推荐(0) 编辑
10-PWM脉宽调制信号
摘要：#include "reg52.h" sbit L1 = P0^0; sbit S7 = P3^0; void delay(unsigned char t) { while(t--); } void HC573() { P2 = (P2 & 0x1f) | 0x80; } // PWM unsign 阅读全文
posted @ 2022-12-29 11:32 Unclesundada 阅读(53) 评论(0) 推荐(0) 编辑
09-定时器拓展应用
摘要：#include "reg52.h" sbit S4 = P3^3; sbit S5 = P3^2; unsigned char fen = 0; unsigned char miao = 0; unsigned char t_005ms = 0; void delay(unsigned char 阅读全文
posted @ 2022-12-28 18:50 Unclesundada 阅读(22) 评论(0) 推荐(0) 编辑
08-定时器及其应用
摘要：#include "reg52.h" sbit L1 = P0^0; sbit L8 = P0^7; void SelectHC573() { P2 = (P2&0x1f) | 0x80; } // void InitTimer0() { TMOD = 0x01; TH0 = (65535 - 50 阅读全文
posted @ 2022-12-27 13:56 Unclesundada 阅读(38) 评论(0) 推荐(0) 编辑
07-中断系统与外部中断
摘要：#include "reg52.h" sbit L1 = P0^0; sbit L8 = P0^7; void delay(unsigned char t) { while(t--); } void HC138() { P2 = (P2 & 0x1f) | 0x80; } void Working( 阅读全文
posted @ 2022-12-26 10:22 Unclesundada 阅读(14) 评论(0) 推荐(0) 编辑
06-矩阵键盘
摘要：#include "reg52.h" sfr P4 = 0xc0; sbit R1 = P3^0; sbit R2 = P3^1; sbit R3 = P3^2; sbit R4 = P3^3; sbit C4 = P3^4; sbit C3 = P3^5; sbit C2 = P4^2; sbit 阅读全文
posted @ 2022-12-25 10:29 Unclesundada 阅读(26) 评论(0) 推荐(0) 编辑
05-独立按键
摘要：#include "reg52.h" sbit S7 = P3^0; sbit S6 = P3^1; sbit S5 = P3^2; sbit S4 = P3^3; sbit L1 = P0^0; sbit L2 = P0^1; sbit L3 = P0^2; sbit L4 = P0^3; voi 阅读全文
posted @ 2022-12-24 12:11 Unclesundada 阅读(25) 评论(0) 推荐(0) 编辑
04-数码管动态显示
摘要：# include "reg52.h" void delay(unsigned char i) { while(i--); } void showseg(); void maindelay(unsigned char t) { while(t--) { showseg(); } } unsigned 阅读全文
posted @ 2022-12-23 11:00 Unclesundada 阅读(53) 评论(0) 推荐(0) 编辑
03-数码管静态显示
摘要：# include "reg52.h" void delay(unsigned char i) { while(i--); } unsigned char code table[] = { 0xc0,//0 0xf9,//1 0xa4,//2 0xb0,//3 0x99,//4 0x92,//5 0 阅读全文
posted @ 2022-12-22 11:05 Unclesundada 阅读(33) 评论(0) 推荐(0) 编辑
圣诞树2
摘要：<!DOCTYPE html> <html lang="en" > ​ <head> <meta charset="UTF-8"> ​ <title></title> ​ <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/l 阅读全文
posted @ 2022-12-21 12:08 Unclesundada 阅读(26) 评论(0) 推荐(0) 编辑
圣诞树
摘要：请选择音乐 Snowflakes Falling Down by Simon Panrucker This Christmas by Dott No room at the inn by TRG Banks Jingle Bell Swing by Mark Smeby 或者 Upload File 阅读全文
posted @ 2022-12-21 12:04 Unclesundada 阅读(18) 评论(0) 推荐(0) 编辑
02-继电器蜂鸣器
摘要：#include "reg52.h" ​ sbit HC138_A = P2^5; sbit HC138_B = P2^6; sbit HC138_C = P2^7; ​ void delay(unsigned int t) { while(t--); while(t--); } ​ void YN 阅读全文
posted @ 2022-12-21 09:52 Unclesundada 阅读(60) 评论(0) 推荐(0) 编辑

点击右上角即可分享
微信分享提示