【智控万物】树莓派四驱车
本帖最后由 云天 于 2021-8-11 21:46 编辑带屏幕的四驱车
可触摸控制的四驱车
9节锂电池供电，动力强劲。
（这个四驱车用了9节锂电池，6节用于给四个轮子供电，3节用于给树莓派供电。）
【制作车身】
驱动电机
固定电机
安装电机驱动
安装电池
增加双层结构
增加降压模块给树莓派供电
【特色硬件】
树莓派扩展板
电机驱动
【程序代码】
import RPi.GPIO as GPIO
import time
import tkinter as tk
from tkinter import *
from PIL import Image, ImageTk
GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)
GPIO.setup(3,GPIO.OUT,initial = GPIO.LOW)#M1
GPIO.setup(4,GPIO.OUT,initial = GPIO.LOW)#E1
GPIO.setup(5,GPIO.OUT,initial = GPIO.LOW)#M2
GPIO.setup(6,GPIO.OUT,initial = GPIO.LOW)#E2
GPIO.setup(7,GPIO.OUT,initial = GPIO.LOW)#M3
GPIO.setup(8,GPIO.OUT,initial = GPIO.LOW)#E3
GPIO.setup(9,GPIO.OUT,initial = GPIO.LOW)#M4
GPIO.setup(10,GPIO.OUT,initial = GPIO.LOW)#E4
p=
v=30
def forward():
global p,v
if v<=100:
for i in range(3,11,2):
GPIO.output(i, GPIO.LOW)
p.start(v)
def left():
global p,v
if v<=100:
ml=
mr=
for i in ml:
GPIO.output(i, GPIO.LOW)
for i in mr:
GPIO.output(i, GPIO.HIGH)
for i in range(3,11,2):
p.start(v)
def right():
global p,v
if v<=100:
ml=
mr=
for i in ml:
GPIO.output(i, GPIO.HIGH)
for i in mr:
GPIO.output(i, GPIO.LOW)
for i in range(3,11,2):
p.start(v)
def back():
global p,v
if v<=100:
for i in range(3,11,2):
GPIO.output(i, GPIO.HIGH)
p.start(v)
def stop():
global p
for i in range(3,11,2):
p.stop()
def setV():#设置车速
global v
val=int(E1.get())
if val>=30 and val<=200:
v=val
for i in range(3,11,2):
p= GPIO.PWM(i+1, 200)
#生成窗体，布置相应文本框和按钮
top = tk.Tk()
top.title('控制窗口')
top.geometry('800x480')
image_width = 800
image_height = 480
canvas = Canvas(top,bg = 'white',width = image_width,height = image_height )#绘制画布
canvas.pack()
img = Image.open('bg.jpg')
bg = ImageTk.PhotoImage(img)
bgid = canvas.create_image(0, 0, image=bg, anchor='nw')
canvas.place(x = 0,y = 0)
#产生标签文本背景透明效果
txtid=canvas.create_text(300,20, fill = 'red',font=("黑体", 35),anchor="nw")
canvas.insert(txtid,1,"树莓派四驱车")
E1 = Entry(top, bd =5)
E1.pack(side = RIGHT)
E1.place(x=20,y=80)
wx=20
hy=130
#生成按钮，并指定相应功能
left = tk.Button(top,text='左转',height=2,width=15,command=left)
left.place(x=wx,y=hy+100)
forward = tk.Button(top,text='前进',height=2,width=15,command=forward)
forward.place(x=wx+150,y=hy)
right = tk.Button(top,text='右转',height=2,width=15,command=right)
right.place(x=wx+300,y=hy+100)
back = tk.Button(top,text='后退',height=2,width=15,command=back)
back.place(x=wx+150,y=hy+200)
stop = tk.Button(top,text='停止',height=2,width=15,command=stop)
stop.place(x=wx+150,y=hy+100)
wx=450
hy=130
setV = tk.Button(top,text='设速',height=2,width=15,command=setV)
setV.place(x=wx+150,y=hy+100)
while True:
top.update()
top.after(100)
top.mainloop()
【演示视频】
https://v.youku.com/v_show/id_XNTE5MjM3MzQ4NA==.html
https://v.youku.com/v_show/id_XNTE5MjM3Mjc2MA==.html
跑得太快，抓不住！
我觉得吧，用绕线管把先理理更好。
看你的电机带霍尔测速，纠正一下偏航？
既然用了树莓派，可不可以考虑改成语音控制的？ 好，你的建议是我迭代的方向 学习好教程 非常好的项目分享 学习学习
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