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標(biāo)題: Proteus8.9 仿真STM32407ZGT6系列009_PWM多路可調(diào)占空比輸出 [打印本頁(yè)]

作者: kaillen 時(shí)間: 2020-4-28 19:11
標(biāo)題: Proteus8.9 仿真STM32407ZGT6系列009_PWM多路可調(diào)占空比輸出
一，打開(kāi)文件（可以隨文下載放置在文檔中打開(kāi)）。(如下圖1所示)

圖1

二，調(diào)整虛擬器件，另存工程文件。(如下圖2，3，4所示)

圖2

圖3

圖4

三，點(diǎn)擊Source Code標(biāo)簽。(如下圖5所示)

圖5

四，編輯main.c，timer.c，timer.h， key.c，key.h， led.c，led.h 代碼如Proteus8.9 仿真STM32407ZGT6系列001(如下圖6所示)

圖6

五，Main.c 代碼：
/* Main.c file generated by New Project wizard
* Author： Ziegler Yin
* Created: 周四一月 16 2020
* Processor: STM32F407ZGT6ZGT6
* Compiler:  GCC for ARM
*/

#include "mfuncs.h"
#include "delay.h"
#include "usart.h"
#include "led.h"
#include "key.h"
#include "timer.h"

#define RT(A , B) (A> 300)?  (B= 0):  (B=1)

uint32_t gt_fig(u8 sts){
      if(1== sts) return TIM_GetCapture1(TIM4);
      if(2== sts) return TIM_GetCapture2(TIM4);
      if(3== sts) return TIM_GetCapture3(TIM4);
      if(4== sts) return TIM_GetCapture4(TIM4);
}

void st_fig(u8 sts, uint32_t gt){
      if(1== sts) TIM_SetCompare1(TIM4, gt);
      if(2== sts) TIM_SetCompare2(TIM4, gt);
      if(3== sts) TIM_SetCompare3(TIM4, gt);
      if(4== sts) TIM_SetCompare4(TIM4, gt);
}

int main(void)
{
      u16 psc=840, per=600, idc[4]= {500, 200, 300, 400};
      u16 umd, pwmval=0;
      u8 status= 0, dir= 1;
      int gtln= 0;
      char *wd, *wds, lnslt[5]={'_', 'A', 'B', 'C', 'D'};
      NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);//設(shè)置系統(tǒng)中斷優(yōu)先級(jí)分組2
      delay_init(168);  //初始化延時(shí)函數(shù)
      uart_init(9600);//初始化串口波特率為115200
LED_Init();
KEY_Init();
      uprint("大家好！！！\r\n");
      uprint("大家來(lái)造呼吸機(jī)-----。\r\n");
      LED0= LED1= LED2= 1;
      Pwm_Init(psc, per);
            TIM_SetCompare1(TIM4, idc[0]);
            TIM_SetCompare2(TIM4, idc[1]);
            TIM_SetCompare3(TIM4, idc[2]);
            TIM_SetCompare4(TIM4, idc[3]);
      uprint("控制芯片STM32F407ZGT6_008_PWM仿真開(kāi)始了。\r\n");
      delay_ms(100);

while(1)
      {
            wd[0]=lnslt[status];
            wd[1]= 0;
            uprint("Arm運(yùn)行時(shí)......占空比");
            uprint(wd);
            uprint("線路可調(diào)整狀態(tài):\r\n");
            if(1==ReadKey(GPIOC, 0x0080)) {
                     status++;
                  delay_ms(20);
                     if(status> 4) status= 0;
                     wd[0]=lnslt[status];
                     wd[1]= 0;
                     uprint("線路調(diào)整狀態(tài)......占空比");
                     uprint(wd);
                     uprint("線路可調(diào)整狀態(tài):\r\n");
            }
            if(1==ReadKey(GPIOC, 0x0010)) {
                     LED0= 1;
                     pwmval= gt_fig(status);
                     gtln= nmtoa(wds, 10, pwmval);
                     if(status>0){
                              if(per< (pwmval+ 50)) {

                                             uprint("線路調(diào)整, 占空值到達(dá)最高值 ......\r\n");
                                             st_fig(status, (per+ 1));
                              }
                              else{
                                    LED0= 1;
                                    pwmval= gt_fig(status);
                                    gtln= nmtoa(wds, 10, pwmval);
                                    umd= pwmval +50;
                                    uprint("線路調(diào)整, 占空值由 ");
                                    uprint(wds);
                                    uprint(" 增加50");
                                    uprint(" ...\r\n ");
                                    st_fig(status, umd);
                              }
                     }
            }
            if(1==ReadKey(GPIOC, 0x0020)) {
                     LED1= 1;
                  delay_ms(20);
                     pwmval= gt_fig(status);
                     gtln= nmtoa(wds, 10, pwmval);
                     uprint("Arm運(yùn)行時(shí)......占空比");
                     uprint(wd);
                     uprint("線路調(diào)整, 由 ");
                     uprint(wds);
                     uprint(" 清零 ");
                     uprint(" ...\r\n ");
                     st_fig(status, 0);
            }
            if(1==ReadKey(GPIOC, 0x0040)) {
                     LED2= 1;
                     pwmval= gt_fig(status);
                     gtln= nmtoa(wds, 10, pwmval);
                     if(pwmval> 50) umd= pwmval -50;
                     else umd= 1;
                     uprint("線路調(diào)整, 占空值由 ");
                     uprint(wds);
                     uprint(" 減少50");
                     uprint(" ...\r\n ");
                     st_fig(status, umd);
            }
            LED0= LED1= LED2= 0;
               delay_ms(100);
      }
}

timer.c代碼：
#include "mfuncs.h"
#include "timer.h"
#include "led.h"

void PWM_GPIO(void){
      GPIO_InitTypeDef  GPIO_InitStructure;
      RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);

      GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7|GPIO_Pin_8|GPIO_Pin_9;
      GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
      GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
      GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
      GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
      GPIO_Init(GPIOB, &GPIO_InitStructure);
      GPIO_PinAFConfig(GPIOB, GPIO_PinSource5, GPIO_AF_TIM3);

      GPIO_PinAFConfig(GPIOB, GPIO_PinSource6, GPIO_AF_TIM4);
      GPIO_PinAFConfig(GPIOB, GPIO_PinSource7, GPIO_AF_TIM4);
      GPIO_PinAFConfig(GPIOB, GPIO_PinSource8, GPIO_AF_TIM4);
      GPIO_PinAFConfig(GPIOB, GPIO_PinSource9, GPIO_AF_TIM4);
}

// PWM 定時(shí)器配置
void Pwm_Init(u16 TimerPrescaler, u32 TimerPeriod)
{
      PWM_GPIO();
      TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
      TIM_OCInitTypeDef  TIM_OCInitStructure;
      RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM4 , ENABLE);

      TIM_TimeBaseStructure.TIM_Prescaler = TimerPrescaler-1;    // 時(shí)鐘預(yù)分頻數(shù)
      TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;  //向上計(jì)數(shù)
      TIM_TimeBaseStructure.TIM_Period = TimerPeriod-1; // 自動(dòng)重裝載寄存器的值
      TIM_TimeBaseStructure.TIM_ClockDivision = 0;
      TIM_TimeBaseStructure.TIM_RepetitionCounter = 0; //重復(fù)寄存器，用于自動(dòng)更新pwm占空比
      TIM_TimeBaseInit(TIM4, &TIM_TimeBaseStructure);

      TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
      TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
      TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable; //使能該通道輸出

      TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low; //設(shè)置互補(bǔ)端輸出極性
      TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_High;  //使能互補(bǔ)端輸出
      TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Set; //死區(qū)后輸出狀態(tài)??
      TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCIdleState_Reset;  //死區(qū)后互補(bǔ)端輸出狀態(tài)??
      /* TIM1 counter enable */
      TIM_OCInitStructure.TIM_Pulse = 0; //設(shè)置占空比時(shí)間
      TIM_OC1Init(TIM4, &TIM_OCInitStructure);

      TIM_OCInitStructure.TIM_Pulse = 0; //設(shè)置占空比時(shí)間
      TIM_OC2Init(TIM4, &TIM_OCInitStructure);

      TIM_OCInitStructure.TIM_Pulse = 0; //設(shè)置占空比時(shí)間
      TIM_OC3Init(TIM4, &TIM_OCInitStructure);

      TIM_OCInitStructure.TIM_Pulse = 0; //設(shè)置占空比時(shí)間
      TIM_OC4Init(TIM4, &TIM_OCInitStructure);

      TIM_Cmd(TIM4, ENABLE);
      TIM_CtrlPWMOutputs(TIM4, ENABLE);
}

timer.h代碼
#ifndef _TIMER_H
#define _TIMER_H

#include "sys.h"

void PWM_GPIO(void);
void Pwm_Init(u16 TimerPrescaler, u32 TimerPeriod);

#endif

key.c,key.h, led.c led.h之前的代碼都可借鑒，不在多列，以后不再一一羅列，只列main.c 與相關(guān)功能的.c, .h代碼。

六，點(diǎn)擊構(gòu)建工程按鈕，編譯工程。(如下圖7所示)

圖7

七，點(diǎn)擊窗口左下方仿真按鈕，可見(jiàn)紅，黃，綠燈點(diǎn)亮后一會(huì)滅，仿真開(kāi)始，按下SELECT按鈕，選擇要調(diào)整的線路，按下KEY_ADD占空比增加；按下KEY_MINUS按鈕，占空比減少；按下KEY_ZERO按鈕，占空比清零。虛擬串口,示波器將的狀態(tài)變化顯示在屏。 (如下圖8，9，10所示)

圖8

圖9

圖10

八，選擇release，點(diǎn)擊構(gòu)建工程按鈕，編譯工程生成Hex文件。(如下圖11所示)

圖11

九，系列的001-003虛擬仿真與開(kāi)發(fā)板對(duì)應(yīng)已證明：虛擬仿真程序?qū)τ陂_(kāi)發(fā)板有效，之后不再➕上下載到開(kāi)發(fā)板的介紹。

附件Proteus8.9 仿真STM32407ZGT6系列009_PWM多路可調(diào)占空比輸出在已安裝Proteus8.9的計(jì)算機(jī)文件夾中打開(kāi)即可
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附件Proteus8.9 仿真STM32407ZGT6系列009_PWM多路可調(diào)占空比輸出在已安裝Proteus8.9的計(jì)算機(jī)文件夾中打開(kāi)即 ...

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