随笔分类 - 单片机
摘要：#include <reg52.h> typedef unsigned char u8; typedef unsigned int u16; sbit key=P2^2; sbit led=P3^2; void delay(u16 i) { while(i--); } void keypr() {
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摘要：#include <reg52.h> typedef unsigned char u8; typedef unsigned int u16; sbit LSA=P2^2; sbit LSB=P2^3; sbit LSC=P2^4; unsigned char smgduan [16]={0x3f,0
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摘要：#include <reg52.h> typedef unsigned char u8; typedef unsigned int u16; unsigned char smg [11]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88}
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摘要：#include <reg52.h> sbit beep = P1^5; unsigned char timer0H, timer0L, time; //单片机晶振采用11.0592MHz // 频率-半周期数据表 高八位 本软件共保存了四个八度的28个频率数据 code unsigned char
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摘要：#include <reg52.h> #include <intrins.h> typedef unsigned char u8; typedef unsigned int u16; u16 i; sbit beep=P1^5; void delay(u16 i) { while(i--); } v
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摘要：#include <reg52.h> sbit led=P2^0; void main() { while(1) { led=0; } }
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摘要：#include <reg52.h> typedef unsigned char u8; typedef unsigned int u16; sbit leda=P2^0; sbit ledb=P2^1; sbit ledc=P2^2; sbit ledd=P2^3; sbit lede=P2^4;
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