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標題:
STM32+L298N+PID驅動4路PWM波的程序源碼
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作者:
1090377416
時間:
2018-7-16 14:28
標題:
STM32+L298N+PID驅動4路PWM波的程序源碼
//PB4 LEFT PC4
//PB5 RIGHT PC5
//PB0 FORTH PC0
//PB1 BACK PC1
單片機源程序如下:
#include "sys.h"
#include "l298n.h"
#include "usart.h"
void l298n_TIM3_PWM_init(u16 arr,u16 psc)
//使用TIM3輸出四路pwm波
{
GPIO_InitTypeDef GPIO_InitStructure;//定義結構體
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;//定義初始化結構體
TIM_OCInitTypeDef TIM_OCInitStructure;//定義結構體
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE); //使能定時器3時鐘
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC | RCC_APB2Periph_AFIO, ENABLE);//使能GPIO外設和AFIO復用功能模塊時鐘
GPIO_PinRemapConfig(GPIO_FullRemap_TIM3, ENABLE); //選擇Timer3完全重映像
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//禁用JTAG
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6|GPIO_Pin_7|GPIO_Pin_8|GPIO_Pin_9; //使用TIM3下的TIM_CH1/TIM_CH2/TIM_CH3/TIM_CH4
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //復用推挽功能
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure);//初始化引腳
//初始化TIM3
TIM_TimeBaseStructure.TIM_Period = arr; //自動重裝載寄存器的值
TIM_TimeBaseStructure.TIM_Prescaler =psc; //TIMX預分頻的值
TIM_TimeBaseStructure.TIM_ClockDivision = 0; //時鐘分割
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; //向上計數
TIM_TimeBaseInit(TIM3, &TIM_TimeBaseStructure); //根據以上功能對定時器進行初始化
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2;//選擇定時器模式,TIM脈沖寬度調制模式2
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;//比較輸出使能
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;//輸出比較極性低
TIM_OC1PreloadConfig(TIM3, TIM_OCPreload_Enable);
TIM_OC2PreloadConfig(TIM3, TIM_OCPreload_Enable);
TIM_OC3PreloadConfig(TIM3, TIM_OCPreload_Enable);
TIM_OC4PreloadConfig(TIM3, TIM_OCPreload_Enable);
//使能預裝載寄存器
TIM_OC1Init(TIM3, &TIM_OCInitStructure);
TIM_OC2Init(TIM3, &TIM_OCInitStructure);
TIM_OC3Init(TIM3, &TIM_OCInitStructure);
TIM_OC4Init(TIM3, &TIM_OCInitStructure);
//根據結構體信息進行初始化
TIM_Cmd(TIM3, ENABLE); //使能定時器TIM3
}
復制代碼
#include "stdio.h"
#include "sys.h"
#include "motor_pid.h"
#define PITCH 0
#define YAW 0
#define ROW 0
//定義結構體變量
PIDTypeDef mypid;
void PID_init()//結構體初始化
{
//實際值
mypid.ActualPitch = 0;
mypid.ActualRow = 0;
mypid.ActualYaw = 0;
//設定值
mypid.SetPitch = 0;
mypid.SetRow = 0;
mypid.SetYaw = 0;
//偏差
mypid.err_pitch = 0;
mypid.err_row = 0;
mypid.err_yaw = 0;
//最近偏差
mypid.err_last_pitch = 0;
mypid.err_last_row = 0;
mypid.err_last_yaw = 0;
//歷史偏差
mypid.integral_pitch = 0;
mypid.integral_row = 0;
mypid.integral_yaw = 0;
//比例 微分 積分
mypid.Kp_left = 0;
mypid.Ki_left = 0;
mypid.Kd_left = 0;
mypid.Kp_right = 0;
mypid.Ki_right = 0;
mypid.Kd_right = 0;
mypid.Kp_forth = 0;
mypid.Ki_forth = 0;
mypid.Kd_forth = 0;
mypid.Kp_back;
}
void PID_6050(int pitch,int yaw,int row)
//pitch 俯仰角
//yaw 偏航角
//row 翻滾角
{
mypid.SetPitch = PITCH;
mypid.SetRow = ROW;
mypid.SetYaw = YAW;
mypid.ActualPitch = pitch;
mypid.ActualRow = row;
mypid.ActualYaw = yaw;
mypid.err_pitch = mypid.SetPitch - mypid.ActualPitch;
mypid.err_row = mypid.SetRow - mypid.ActualRow;
mypid.err_yaw = mypid.SetYaw - mypid.ActualYaw;
mypid.integral_pitch += mypid.integral_pitch;
mypid.integral_row += mypid.integral_row;
mypid.integral_yaw += mypid.integral_yaw;
mypid.inLeft =
mypid.inRight =
mypid.inForth =
mypid.inBack =
pi
}
復制代碼
所有資料51hei提供下載:
比賽程序.rar
(295.06 KB, 下載次數: 179)
2018-7-17 03:25 上傳
點擊文件名下載附件
輸出思路pwm波
下載積分: 黑幣 -5
作者:
ecpc
時間:
2018-8-20 21:43
缺少文件,不能編譯
stm.png
(186.5 KB, 下載次數: 74)
下載附件
2018-8-20 21:42 上傳
錯誤
作者:
ecpc
時間:
2018-8-20 21:45
缺少文件,"no source": Error: #5: cannot open source input file "..\HARDWARE\SELECT\select.c": No such file or directory
作者:
9999abc
時間:
2019-4-5 12:11
厲害。
作者:
xiaozhong1314
時間:
2019-7-23 09:41
編譯不了
作者:
堂堂
時間:
2019-7-24 22:17
參考一下就行了,不支持拿來主義
作者:
935432592
時間:
2019-8-2 16:18
堂堂 發表于 2019-7-24 22:17
參考一下就行了,不支持拿來主義
參考也沒法啊
歡迎光臨 (http://www.denmoz.com/bbs/)
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