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c語言編程單片機

發布時間: 2022-03-12 02:43:22

❶ 51單片機c語言編程

你的設計有點問題,不過你看下這個程序對你應該有幫助。
#include <reg52.h>

#define int8 unsigned char
#define int16 unsigned int
#define int32 unsigned long

int8 flag;
int8 n;
int8 code table[][32]={
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/* " " */

{0x04,0x28,0x08,0x24,0x32,0x22,0xC2,0x21,0xC2,0x26,0x34,0x38,0x04,0x04,0x08,0x18,0x30,0xF0,0xC0,0x17,0x60,0x10,0x18,0x10,0x0C,0x14,0x06,0x18,0x04,0x10,0x00,0x00},/*"歡",0*/
{0x02,0x02,0x04,0x82,0xF8,0x73,0x04,0x20,0x02,0x00,0xE2,0x3F,0x42,0x20,0x82,0x40,0x02,0x40,0xFA,0x3F,0x02,0x20,0x42,0x20,0x22,0x20,0xC2,0x3F,0x02,0x00,0x00,0x00},/*"迎",1*/
{0x00,0x01,0x04,0x02,0x1C,0x0C,0xC0,0x3F,0x1C,0xC0,0x02,0x09,0x02,0x16,0x92,0x60,0x4A,0x20,0x82,0x2F,0x02,0x20,0x0E,0x24,0x00,0x22,0x90,0x31,0x0C,0x20,0x00,0x00},/*"您",2*/
{0x44,0x10,0x44,0x14,0x88,0x54,0x88,0x54,0xD0,0x5F,0x30,0x50,0x60,0x50,0xFE,0x7F,0x40,0x50,0x20,0x90,0xB0,0x9F,0x98,0x92,0x8C,0x94,0x88,0x34,0x80,0x11,0x00,0x00},/*"乘",3*/
{0x82,0x00,0x02,0x01,0x22,0x06,0x22,0x38,0x22,0x04,0x22,0x03,0x22,0x00,0xFE,0xFF,0xA2,0x00,0x22,0x01,0x22,0x02,0x22,0x3C,0x22,0x02,0x02,0x01,0x02,0x00,0x00,0x00},/*"坐",4*/
{0x02,0x00,0x0C,0x00,0xF0,0x3F,0x00,0x20,0x00,0x20,0x00,0x20,0x00,0x20,0x00,0xA0,0x00,0x60,0x00,0x20,0x00,0x20,0x00,0x20,0x00,0x20,0x00,0x20,0x00,0x20,0x00,0x00},/*"廣",5*/
{0x80,0x00,0x01,0x07,0x06,0x00,0x18,0x00,0xE0,0xFF,0x00,0x04,0x00,0x03,0x00,0x00,0xFE,0x7F,0x00,0x08,0x00,0x06,0x80,0x01,0x00,0x00,0xFF,0xFF,0x00,0x00,0x00,0x00},/*"州",6*/
{0x00,0x00,0x04,0x20,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x20,0x04,0x00,0x00,0x00},/*"三",7*/
{0x20,0x08,0x20,0x86,0x7F,0x60,0x80,0x0F,0x00,0x04,0x00,0x1A,0x00,0xEA,0x00,0x2A,0x00,0x2A,0x00,0x2A,0x00,0x2A,0xF0,0x2B,0x0C,0x28,0x02,0x20,0x0F,0x00,0x00,0x00},/*"汽",8*/
{0x00,0x00,0x80,0x00,0x04,0x01,0x0E,0x02,0x14,0x0C,0x24,0x70,0xC4,0x21,0x8C,0x00,0x08,0x00,0x08,0x70,0x28,0x08,0x1E,0x06,0x0C,0x03,0x80,0x01,0x00,0x01,0x00,0x00},/*"公",9*/
{0x00,0x00,0x00,0x08,0xF8,0x49,0x20,0x49,0x20,0x49,0x20,0x49,0x20,0x49,0x20,0x49,0x20,0x49,0xF0,0x49,0x00,0x48,0x04,0x40,0x02,0x40,0xFC,0x7F,0x00,0x00,0x00,0x00},/*"司",10*/
{0x00,0x00,0x80,0x00,0x04,0x01,0x0E,0x02,0x14,0x0C,0x24,0x70,0xC4,0x21,0x8C,0x00,0x08,0x00,0x08,0x70,0x28,0x08,0x1E,0x06,0x0C,0x03,0x80,0x01,0x00,0x01,0x00,0x00},/*"公",11*/
{0x40,0x00,0x40,0x08,0x41,0x08,0x42,0x08,0x4C,0x08,0xF8,0x7F,0x50,0x08,0x40,0x08,0x40,0x08,0x60,0x08,0xD0,0x7F,0x4C,0x08,0x47,0x08,0x42,0x08,0x40,0x00,0x00,0x00},/*"共",12*/
{0x20,0x08,0x20,0x86,0x7F,0x60,0x80,0x0F,0x00,0x04,0x00,0x1A,0x00,0xEA,0x00,0x2A,0x00,0x2A,0x00,0x2A,0x00,0x2A,0xF0,0x2B,0x0C,0x28,0x02,0x20,0x0F,0x00,0x00,0x00},/*"汽",13*/
{0x20,0x00,0x20,0x20,0x20,0x21,0x20,0x23,0x20,0x25,0x20,0x39,0x20,0xE1,0x20,0x21,0xFF,0x2F,0x20,0x21,0x20,0x21,0x20,0x21,0x20,0x21,0x20,0x21,0x20,0x00,0x00,0x00},/*"車",14*/
{0x00,0x00,0x00,0x00,0x1A,0x00,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*",",15*/
{0x00,0x04,0x01,0x04,0x02,0x04,0x04,0x04,0x08,0x04,0x30,0x04,0xC0,0x05,0x00,0xFE,0x80,0x05,0x60,0x04,0x10,0x04,0x0C,0x04,0x06,0x04,0x03,0x04,0x02,0x04,0x00,0x00},/*"大",16*/
{0x00,0x02,0x40,0x0C,0x40,0x08,0x40,0x48,0x40,0x3A,0x40,0x2A,0x42,0x0A,0x41,0x8A,0xFE,0x7A,0x40,0x2B,0x40,0x0A,0x40,0x18,0x40,0xEA,0x40,0x4C,0x40,0x08,0x00,0x00},/*"學",17*/
{0x20,0x08,0x30,0x08,0xE0,0xFF,0x42,0x08,0x4C,0x08,0xF0,0x1F,0x10,0x12,0x1A,0x12,0xF2,0x13,0x04,0x10,0xC8,0xFF,0x30,0x10,0xCC,0x50,0x02,0x37,0x1C,0x12,0x00,0x00},/*"城",18*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x0E,0x14,0x10,0x24,0x10,0x44,0x10,0x84,0x11,0x0C,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"2",0*/
{0x04,0x02,0x44,0x06,0xC4,0x1A,0x48,0xE3,0x48,0x46,0x48,0x00,0x04,0x09,0x04,0x09,0x08,0x09,0xC8,0xFF,0x30,0x09,0x28,0x49,0x44,0x39,0x02,0x29,0x1F,0x01,0x00,0x00},/*"線",19*/
{0x00,0x02,0x02,0x42,0x04,0x42,0x08,0x42,0x30,0x42,0xC0,0x7F,0x00,0x42,0x00,0x42,0x00,0x42,0x00,0x42,0xFE,0x7F,0x00,0x42,0x00,0x42,0x00,0x42,0x00,0x42,0x00,0x00},/*"開",20*/
{0x40,0x04,0x80,0x08,0x00,0x11,0xFF,0xEF,0x00,0x44,0x02,0x10,0x82,0x10,0x82,0x10,0x82,0x90,0xFE,0x7F,0x82,0x50,0x82,0x10,0x82,0x10,0x82,0x10,0x02,0x10,0x00,0x00},/*"往",21*/
{0x00,0x04,0x01,0x04,0x02,0x04,0x04,0x04,0x08,0x04,0x30,0x04,0xC0,0x05,0x00,0xFE,0x80,0x05,0x60,0x04,0x10,0x04,0x0C,0x04,0x06,0x04,0x03,0x04,0x02,0x04,0x00,0x00},/*"大",22*/
{0x00,0x02,0x40,0x0C,0x40,0x08,0x40,0x48,0x40,0x3A,0x40,0x2A,0x42,0x0A,0x41,0x8A,0xFE,0x7A,0x40,0x2B,0x40,0x0A,0x40,0x18,0x40,0xEA,0x40,0x4C,0x40,0x08,0x00,0x00},/*"學",23*/
{0x20,0x08,0x30,0x08,0xE0,0xFF,0x42,0x08,0x4C,0x08,0xF0,0x1F,0x10,0x12,0x1A,0x12,0xF2,0x13,0x04,0x10,0xC8,0xFF,0x30,0x10,0xCC,0x50,0x02,0x37,0x1C,0x12,0x00,0x00},/*"城",24*/
{0x00,0x00,0x00,0x00,0x1A,0x00,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*",",25*/
{0x00,0x02,0x00,0x42,0x00,0x32,0xFE,0x23,0x04,0x00,0x08,0x44,0xFF,0x55,0x50,0x55,0x50,0x55,0x50,0xFD,0x52,0x55,0x51,0x55,0xFE,0x55,0x00,0x44,0x00,0x04,0x00,0x00},/*"請",26*/
{0x00,0x01,0x04,0x02,0x1C,0x0C,0xC0,0x3F,0x1C,0xC0,0x02,0x09,0x02,0x16,0x92,0x60,0x4A,0x20,0x82,0x2F,0x02,0x20,0x0E,0x24,0x00,0x22,0x90,0x31,0x0C,0x20,0x00,0x00},/*"您",27*/
{0x82,0x00,0x02,0x01,0x22,0x06,0x22,0x38,0x22,0x04,0x22,0x03,0x22,0x00,0xFE,0xFF,0xA2,0x00,0x22,0x01,0x22,0x02,0x22,0x3C,0x22,0x02,0x02,0x01,0x02,0x00,0x00,0x00},/*"坐",28*/
{0x01,0x08,0xC2,0x08,0x44,0x0F,0x28,0xF8,0x30,0x08,0xCE,0x0F,0x04,0x01,0x00,0x41,0x02,0x41,0x01,0x41,0xFE,0x4F,0x00,0x51,0x00,0x61,0x00,0x41,0x00,0x01,0x00,0x00},/*"好",29*/
{0x42,0x08,0x81,0x08,0xFE,0xFF,0x00,0x09,0x01,0x0A,0x01,0x01,0x02,0x11,0x0C,0x11,0x30,0x11,0xC0,0xFF,0x30,0x11,0x08,0x11,0x06,0x11,0x03,0x11,0x02,0x01,0x00,0x00},/*"扶",30*/
{0x20,0x08,0xC0,0x48,0x00,0x4B,0xFF,0x7F,0x00,0x89,0x9C,0x88,0x00,0x10,0xBC,0x2A,0x82,0xCA,0xC2,0x4A,0xB2,0x5A,0x82,0x6A,0xAE,0x0A,0x90,0x0F,0x0C,0x00,0x00,0x00},/*"穩",31*/
{0x00,0x00,0x00,0x00,0x00,0x00,0xFA,0x0F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"!",32*/

{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}/* " " */
};

void delay(void);
int16 offset;

void main(void)
{
int8 i;
int8 *p;
flag=0x10;
n=0;
TMOD=0x01;
TH0=0xb1;
TL0=0xe0;
ET0=1;
EA=1;
TR0=1;

p=&table[0][0];

while (1)
{
for (i=0;i<8;i++) //顯示左半邊屏幕
{
P0=*(p+offset+2*i);
P2=i|0x08; //P2.4=0,P2.3=1 選中U2, 輸出掃描碼給U6
delay();

P0=*(p+offset+2*i+1);
P2=i|0x10; //P2.4=1,P2.3=0 選中U3, 輸出掃描碼給U7
delay();
}
for (i=8;i<16;i++) //顯示右半邊屏幕
{
P0=*(p+offset+2*i);
P2=(i-8)|0x20; //P2.5=1 P2.4=0, P2.3=0 選中U4,輸出掃描碼U8
delay();

P0=*(p+offset+2*i+1);
P2=(i-8)|0x40; //P2.6=1 P2.5=0, P2.4=0 選中U5,輸出掃描碼U9
delay();
}
}
}

void delay(void)
{
int16 i;
for (i=0;i<50;i++)
;
}

void timer0() interrupt 1 using 3
{
TF0=0;
TH0=0xb1;
TL0=0xe0;
if (n<10)
{
n++;
}
else
{
offset+=2;
if (offset>1100)
offset=0;
n=0;
}
}

❷ C語言單片機編程

首先開總中斷EA=1;
在開外部中斷EX0=1;
在選擇觸發法式IT0=1;(IT0=0表示為電平觸發,IT0=1表示為邊沿觸發)
寫個大概的程序你看看
#include<reg52.h>
void init()
{
EA=1//開總中斷
EX0=1//開外部中斷0
IT0=1//邊沿觸發
}

void main()
{
init();
while(1);//等待外部中斷的發生
}
void wei()interrupt 0
{
//單片機要處理的事件***
}

❸ C語言與單片機C語言的區別 急求

單片機c語言比起普通C語言增加了一些基本的指令,變數的賦值是16進制,當然單片機c語言只牽涉到普通c語言的基礎部分。具體體現在:

1、單片機中C的語法一般都對 ANSI C有些擴展,及一些特殊寫法 如C51擴展的 data xdata bit sbit 一類的,還有一些中斷程序寫法 void int() interrput 1 一類的。

2、C是一門語言,由對應平台的編譯器編譯成對應平台匯編的程序,各平台的匯編不一樣,當然編譯器也不一樣 DOS上的TC2 TC3 WINDOWS上的VC 8051的C51都有自已的編譯器 。具體區別是由編譯器決的,只能參考對應的編譯手冊,即使同種平台不同的編譯器對C的擴展也有不同。

3、單片機c語言編程是基於C語言的單片機編程。單片機的C語言採用C51編譯器(簡稱C51)。由C51產生的目標代碼短,運行速度高,存儲空間小,符合C語言的ANSI標准,生成的代碼遵循Intel目標文件格式,而且可與A51匯編語言PL/M51語言目標代碼混合使用。

C51本質就是C,是為在單片機上使用C而出來的,如果C不牢固,還是多掌握一點C再學C51,不過新增的知識也不少,而且基本上跟C無關。

4、C只是一種高級語言。它除具有一般高級語言的功能特性外,它可以很好的操作底層的硬體介面。在C語言的基礎上,如果你把一些單片機的埠或特殊功能寄存器加於定義,使之方便於在 寫語句的時候,直接直觀的編寫。這樣就差不多是單片機C語言。

C語言的特性差不多都可以用於單片機C語言,因為它們的編譯機理都是一樣的。

(3)c語言編程單片機擴展閱讀:

C語言:

C語言是一門通用計算機編程語言,廣泛應用於底層開發。C語言的設計目標是提供一種能以簡易的方式編譯、處理低級存儲器、產生少量的機器碼以及不需要任何運行環境支持便能運行的編程語言。

盡管C語言提供了許多低級處理的功能,但仍然保持著良好跨平台的特性,以一個標准規格寫出的C語言程序可在許多電腦平台上進行編譯,甚至包含一些嵌入式處理器(單片機或稱MCU)以及超級電腦等作業平台。

C語言是一門面向過程的計算機編程語言,與C++,Java等面向對象的編程語言有所不同。

其編譯器主要有Clang、GCC、WIN-TC、SUBLIME、MSVC、Turbo C等。

單片機的C語言:

單片機軟體設計使用C語言作為編程開發軟體,採用模塊化的程序結構,設計了按鍵模塊程序、RFID模塊程序、日歷時鍾模塊程序、GPRS模塊程序、顯示存儲模塊程序等,並編寫系統主程序,將五個程序模塊組合在一起,實現單片機控制系統的整體功能。

51單片機支持三種高級語言,即PL/M,C和BASIC。C語言是一種通用的程序設計語言,其代碼率高,數據類型及運算符豐富,並具有良好的程序結構,適用於各種應用的程序設計,是目前使用較廣的單片機編程語言。

單片機的C語言採用C51編譯器(簡稱C51)。有C51產生的目標代碼短,運行速度高,所需存儲空間小,符合C語言的ANSI標准,生成的代碼遵循Intel目標文件格式,而且可與A51匯編語言或PL/M51語言目標代碼混合使用

C語言-網路

單片機C語言-網路

❹ c語言編程單片機

本身delay(1)就是延時0.5ms
本身delay(x)就是延時x*0.5ms

❺ 單片機的C語言編程

看郭天祥的51單片機C語言教程,作為入門,那是一本極好的書。

❻ c語言編程c51單片機

#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
main(){
uint xdata *xp;//定義指向片外RAM的指針
uint data *p;//定義指向片內RAM的指針
uchar i;//定義循環變數
xp=0x100;//指向片外RAM的100H單元
p=0x30;//指向片內RAM的30H單元
for(i=0;i<10;i++){//循環10次
*p=*xp;//將片外RAM單元中的內容傳送給片內RAM單元
xp++;//指向下一個片外RAM單元地址
p++;//指向下一個片內RAM單元地址
}
}

❼ 單片機編程可以用c語言嗎

當然可以,去問老師,都會的,在學校里用匯編編單片機的程序只是為了讓你練習匯編語言而已,單片機編程本來就是用c語言編的。

❽ 單片機C語言編程

准確來說不是,如果沒有while(1)循環,執行時,到達main函數底部,就不知道自己該做什麼了! 要循環一定要while(1);

❾ 單片機C語言編程教程

單片機c語言編程入門教程說難不難,說易不易,學習單片機c語言首先就要明白這兩樣東西是啥?單片機入門編程主要是學C語言,其次就是電路跟編程語言。

單片機c語言編程學習必看的關於模電,數電,電路這三本書,為接下來的學習做鋪墊。看書的目的是因為網上的教程太多太混雜,容易帶偏,做單片機軟體開發其實只要看得懂電路原理就可以了。

簡介

單片機又稱單片微控制器,它不是完成某一個邏輯功能的晶元,而是把一個計算機系統集成到一個晶元上。相當於一個微型的計算機,和計算機相比,單片機只缺少了I/O設備。

概括的講:一塊晶元就成了一台計算機。它的體積小、質量輕、價格便宜、為學習、應用和開發提供了便利條件。同時,學習使用單片機是了解計算機原理與結構的最佳選擇。

單片機的使用領域已十分廣泛,如智能儀表、實時工控、通訊設備、導航系統、家用電器等。

從二十世紀九十年代開始,單片機技術就已經發展起來,隨著時代的進步與科技的發展,目前該技術的實踐應用日漸成熟,單片機被廣泛應用於各個領域。現如今,人們越來越重視單片機在智能電子技術方面的開發和應用,單片機的發展進入到新的時期。

無論是自動測量還是智能儀表的實踐,都能看到單片機技術的身影。當前工業發展進程中,電子行業屬於新興產業,工業生產中人們將電子信息技術成功運用,讓電子信息技術與單片機技術相融合,有效提高了單片機應用效果。

作為計算機技術中的一個分支,單片機技術在電子產品領域的應用,豐富了電子產品的功能,也為智能化電子設備的開發和應用提供了新的出路,實現了智能化電子設備的創新與發展。

以上內容參考:網路-單片機

❿ 單片機c語言編程軟體是什麼

主要是keil
c編程器,現在已經出了四個版本,從KEIL
uVision1到KEIL
uVision4,常用的版本是KEIL
uVision3.此外還有與它兼容,使用同一套編譯器的C51編譯器的眾多模擬軟體,比如silicon
IDE,常用於51單片機。