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資源簡(jiǎn)介

綜合運(yùn)用所學(xué)單片機(jī)知識(shí),設(shè)計(jì)一個(gè)壓控PWM信號(hào)發(fā)生器。要求如下:系統(tǒng)單片機(jī)使用AT89S52,甲機(jī)通過ADC0832采集電壓信號(hào),顯示該電壓值并將該電壓信號(hào)對(duì)應(yīng)的數(shù)字量傳給乙機(jī),乙機(jī)生成對(duì)應(yīng)頻率的PWM脈沖信號(hào),占空比恒為1/4。給定單片機(jī)頻率為11.0592MHz。

資源截圖

代碼片段和文件信息

/*
*------------------------------------------------------------
*???甲機(jī)用ADC0832測(cè)量電壓,并將測(cè)量值顯示在數(shù)碼管上
*???甲機(jī)把該電壓值傳送給乙機(jī)
*???乙機(jī)生成對(duì)應(yīng)頻率的PWM脈沖信號(hào),占空比為1/4
*------------------------------------------------------------
*/
#include????????????????//51系類單片機(jī)
#include??????????????//函數(shù)
#define?FOSC?11059200????????????//晶振頻率
#define?BAUD?9600????????????????//波特率
#define?uchar?unsigned?char
#define?uint??unsigned?int?
uchar?Get_AD_Result();???????????//獲取AD轉(zhuǎn)換結(jié)果(0通道)
void?ET0_init();?????????????????//定時(shí)器0初始化
void?RT1_init();?????????????????//定時(shí)器1初始化
void?UartInit();?????????????????//雙機(jī)通信初始化UartInit(用定時(shí)器2)

//定時(shí)器2初始化定義
sfr?T2CON??=?0xC8;??????????
sfr?RCAP2L?=?0xCA;
sfr?RCAP2H?=?0xCB;
sfr?TL2????=?0xCC;
sfr?TH2????=?0xCD;

//ADC0832引腳定義
sbit?CS???=?P1^0;
sbit?

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-06-08?09:46??Simulation\
?????文件??????114393??2019-06-08?09:46??Simulation\huzhi.DSN
?????文件????????1100??2019-06-08?09:46??Simulation\huzhi.PWI
?????目錄???????????0??2019-05-23?19:38??Simulation\jia\
?????文件????????5248??2019-05-12?17:18??Simulation\jia\jia.c
?????文件????????2957??2019-05-13?21:20??Simulation\jia\jia.hex
?????文件?????????200??2019-05-18?11:22??Simulation\jia\jia.plg
?????文件???????54909??2019-05-18?11:22??Simulation\jia\jia.uvopt
?????文件???????13392??2019-05-10?19:47??Simulation\jia\jia.uvproj
?????文件??????114424??2019-05-18?15:10??Simulation\Last?Loaded?huzhi.DBK
?????目錄???????????0??2019-05-23?19:38??Simulation\yi\
?????文件????????1908??2019-05-12?19:30??Simulation\yi\yi.c
?????文件?????????939??2019-05-13?21:20??Simulation\yi\yi.hex
?????文件???????13396??2019-05-12?17:13??Simulation\yi\yi.uvproj

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