開關(guān)電源模塊并聯(lián)供電系統(tǒng)設(shè)計報告.doc

控制系統(tǒng)程序源代碼#include #include /*/*/*/常量定義 /*/*/*/* 定時器初值 */#define V_T1 0xfd /*SCOM 9600 baud, ! notice: crystal 11.0592MHz */#define V_TH0 0xEE /* 5ms , ! notice: crystal 11.0592MHz */#define V_TL0 0x00 /* 5kHz */#define V_TH1 0xEE /* 5ms , ! notice: crystal 11.0592MHz */#define V_TL1 0x00 /* 5kHz */*addition! new!*/#define WIDTH 1000#define BS 10unsigned int xdata data_0804;/* 1s軟件定時器溢出值，200個5ms */#define V_T1s50unsigned int idata sample50=0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0;/*其實(shí)只是為了這一個數(shù)組賦初值*/unsigned int idata sum;#define V_TFEQ 100 int xdata adget=249,249,248,245,240,235,230,224,217,213,206,201,194,190,183,176,170,163,157,150,145,139,132,126,118,111,106,98,91,84,76,70,63,57,49,43,35,32,28,24,20,18,16,14,12,10,7,5,3,2,1,0;/*這是51組輸出電壓所對應(yīng)的A/D的輸出值，這也是閉環(huán)的數(shù)據(jù)比較的基礎(chǔ)*/sbit VOUT= P14;/*這里是數(shù)據(jù)的輸出口*/unsigned char th0;unsigned char tl0;/*/*/*/變量定義 /*/*/*/* 1s軟件定時器計數(shù) */unsigned int clock1s;/* 1s軟件定時器溢出標(biāo)志，位變量 */Void init()/* 中斷工作寄存器初始化 */ IE=0X80; IP=0X08; IT0=0; IT1=0;/* 定時器工作寄存器初始化 */TMOD=0X11;TH1=V_TH1; TL1=V_TL1; TH0=V_TH0; TL0=V_TL0;/* 串行通信口工作初始化 ，注：本例中雖未使用到串行通信口，但本段程序無妨保留*/SM0=0; /*SCOM MODE 1 (8BIT UART VARBR)*/ SM1=1;SM2=0;REN=1;TI=1;/* 全局變量賦初值 */clock1s=0;clock1s_flag=0;pwm_flag = 1;digi_scaner=1;test_counter=0;void main()Init();While(rate!=51) if(clock1s_flag = 1)clock1s_flag = 0;if (rate=51) rate=0;if (rate=0) rate=51;digi0=showrate/10;/*理論輸出電壓的個位數(shù)*/ digi1 = showrate-10*digi0;/*理論輸出電壓的小數(shù)點(diǎn)后第一位*/digi2 = digi_0804/16;