#include?“DSP28x_Project.h“

void?InitEPwm1Example（void）;????//初始化EPWM模塊
__interrupt?void?epwm1_isr（void）;??//中斷聲明
//Uint32??EPwm1TimerIntCount;
//Uint16??EPwm1_DB_Direction;

#define?EPWM1_MIN_DB???10??//死區(qū)時(shí)間

#define?DB_UP???1
#define?DB_DOWN?0

const?int?sin[]={512544576607639670700729758786
		812838862885906926944960975988
		998100710141019102210241022101910141007
		998988975960944926906885862838
		812786758729700670639607576544
		512479447416384353323294265237
		2111851611381179779634835
		2516941014916
		253548637997117138161185
		211237265294323353384416447479};???//PWM占空比按照正弦規(guī)律變化對(duì)應(yīng)的表，在中斷中改變CC模塊的比較值，產(chǎn)生SPWM。
int?i=0;?//初始相位
void?main（void）
{
	InitSysCtrl（）;
	//
	//?Configure?GPIO34?as?a?GPIO?output?pin
	//
	InitEPwm1Gpio（）;
	DINT;
	InitPieCtrl（）;
	IER?=?0x0000;
	IFR?=?0x0000;
	InitPieVectTable（）;
	EALLOW;????//?This?is?needed?to?write?to?EALLOW?protected?registers
	PieVectTable.EPWM1_INT?=?&epwm1_isr;//設(shè)置epwm1中斷地址
	EDIS;
	InitEPwm1Example（）;//調(diào)用EPWM初始化函數(shù)
	//EPwm1TimerIntCount?=?0;
	IER?|=?M_INT3;//CPU級(jí)中斷使能
	PieCtrlRegs.PIEIER3.bit.INTx1?=?1;//PIE級(jí)中斷使能

	//OLED_Init（）;
	EINT;???????//?Enable?Global?interrupt?INTM
	ERTM;
	while（1）
	{
		//OLED_PrintfAt（11“sadasfafa“）;
	}
}
__interrupt?void
epwm1_isr（void）
{
????//EPwm1TimerIntCount++;
????EPwm1Regs.CMPA.half.CMPA?=?sin[++i];//改變比較器A的值
????if（i==100）i=0;//循環(huán)
????//
????//?Clear?INT?flag?for?this?timer
????//
????EPwm1Regs.ETCLR.bit.INT?=?1;

????//
????//?Acknowledge?this?interrupt?to?receive?more?interrupts?from?group?3
????//
????PieCtrlRegs.PIEACK.all?=?PIEACK_GROUP3;
}
void?InitEPwm1Example（）
{
????EPwm1Regs.TBPRD?=?1024;????????????????????????//?Set?timer?period
????EPwm1Regs.TBPHS.half.TBPHS?=?0x0000;???????????//?Phase?is?0
????EPwm1Regs.TBCTR?=?0x0000;??????????????????????//?Clear?counter

????EPwm1Regs.TBCTL.bit.CTRMODE?=?TB_COUNT_UP;?//
????EPwm1Regs.TBCTL.bit.PHSEN?=?TB_DISABLE;????????//?Disable?phase?loading
????EPwm1Regs.TBCTL.bit.HSPCLKDIV?=?TB_DIV4;???????//?Clock?ratio?to?SYSCLKOUT
????EPwm1Regs.TBCTL.bit.CLKDIV?=?TB_DIV4;

????EPwm1Regs.CMPCTL.bit.SHDWAMODE?=?CC_SHADOW;????//?Load?registers?every?ZERO
????EPwm1Regs.CMPCTL.bit.SHDWBMODE?=?CC_SHADOW;
????EPwm1Regs.CMPCTL.bit.LOADAMODE?=?CC_CTR_ZERO;
????EPwm1Regs.CMPCTL.bit.LOADBMODE?=?CC_CTR_ZERO;

????//
????//?Setup?compare
????//
????EPwm1Regs.CMPA.half.CMPA?=?sin[i];

????//
????//?Set?actions
????//
????EPwm1Regs.AQCTLA.bit.ZRO?=?AQ_SET;?????????????//?Set?PWM1A?on?Zero
????EPwm1Regs.AQCTLA.bit.CAU?=?AQ_CLEAR;

????//
????//?Active?Low?PWMs?-?Setup?Deadband
????//
????EPwm1Regs.DBCTL.bit.OUT_MODE?=?DB_FULL_ENABLE;//開(kāi)啟全部死區(qū)使能
????EPwm1Regs.DBCTL.bit.POLSEL?=?DB_ACTV_HIC;//輸出PWM1A為高，PWM1B為低
????EPwm1Regs.DBCTL.bit.IN_MODE?=?DBA_ALL;//死區(qū)輸入全是CC的PWM1A
????EPwm1Regs.DBRED?=?EPWM1_MIN_DB;//死區(qū)時(shí)間設(shè)置
????EPwm1Regs.DBFED?=?EPWM1_MIN_DB;
????//EPwm1_DB_Direction?=?DB_UP;

????//
????//?Interrupt?where?we?will?change?the?Deadband
????//

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????563??2019-08-05?16:51??F28335的SPWM產(chǎn)生\f28335_SPWM\.ccsproject

?????文件??????23576??2019-08-06?17:07??F28335的SPWM產(chǎn)生\f28335_SPWM\.cproject

?????文件???????4547??2019-08-06?16:23??F28335的SPWM產(chǎn)生\f28335_SPWM\.launches\f28335_text01.launch

?????文件???????2779??2019-08-06?17:07??F28335的SPWM產(chǎn)生\f28335_SPWM\.project

?????文件?????????62??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\.settings\org.eclipse.cdt.codan.core.prefs

?????文件????????123??2019-08-02?18:57??F28335的SPWM產(chǎn)生\f28335_SPWM\.settings\org.eclipse.cdt.debug.core.prefs

?????文件????????384??2019-08-05?11:49??F28335的SPWM產(chǎn)生\f28335_SPWM\.settings\org.eclipse.core.resources.prefs

?????文件????????377??2019-08-06?16:26??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\ccsObjs.opt

?????文件???????1368??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_ADC_cal.obj

?????文件???????1690??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_CodeStartBranch.obj

?????文件???????5955??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_CpuTimers.obj

?????文件???????3721??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_CpuTimers.pp

?????文件??????33859??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_DefaultIsr.obj

?????文件???????3749??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_DefaultIsr.pp

?????文件??????16375??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_EPwm.obj

?????文件???????3581??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_EPwm.pp

?????文件?????122336??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_GlobalVariableDefs.obj

?????文件???????3017??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_GlobalVariableDefs.pp

?????文件??????11721??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_Gpio.obj

?????文件???????3581??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_Gpio.pp

?????文件???????6002??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_PieCtrl.obj

?????文件???????3665??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_PieCtrl.pp

?????文件??????17975??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_PieVect.obj

?????文件???????3665??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_PieVect.pp

?????文件??????16867??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_SysCtrl.obj

?????文件???????3665??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_SysCtrl.pp

?????文件???????1381??2019-08-06?16:10??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\DSP2833x_usDelay.obj

?????文件??????29167??2019-08-06?16:26??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\f28335_text01.map

?????文件?????135915??2019-08-06?16:26??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\f28335_text01.out

?????文件?????135875??2019-08-06?16:26??F28335的SPWM產(chǎn)生\f28335_SPWM\Debug\f28335_text01_linkInfo.xml

............此處省略558個(gè)文件信息